CN114002643A - Electric energy meter detection method and device, electronic equipment and computer readable storage medium - Google Patents
Electric energy meter detection method and device, electronic equipment and computer readable storage medium Download PDFInfo
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Abstract
The invention discloses an electric energy meter detection method, an electric energy meter detection device, electronic equipment and a computer readable storage medium. Wherein, the method comprises the following steps: determining the type of the electric energy meter; determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the connection mode of the electric energy meter detection device and a voltage port of the electric energy meter and the connection mode of the electric energy meter detection device and an electric energy pulse port of the electric energy meter are adopted; testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal. The invention solves the technical problem that automatic detection of different types of electric energy meters is difficult to realize when the electric energy meters are detected in the related technology.
Description
Technical Field
The invention relates to the field of computers, in particular to an electric energy meter detection method, an electric energy meter detection device, electronic equipment and a computer readable storage medium.
Background
The intelligent electric energy meter is used as basic equipment of an intelligent power grid, is comprehensively applied to metering points of trade settlement, gateway examination and the like of a power system, and plays an important role in electric energy metering and power grid perception. Every year, the running electric energy meter can be removed from the site and returned for transportation due to the operations of operation and maintenance, repair, modification, replacement and the like. The recovery and sorting of the disassembled electric energy meter are used as the last ring of the whole life cycle of the electric energy meter assets, and the method has important significance for inspecting the quality of the electric energy meter and knowing the operation rule of the electric energy meter.
However, when the electric energy meters are sorted in the related art, manual wiring is needed when errors of the electric energy meters are tested, the whole testing process is complicated, time and labor are wasted, potential safety hazards exist in nonstandard wiring, and the problem that safe and efficient production is not facilitated is solved.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a method and a device for detecting an electric energy meter, electronic equipment and a computer readable storage medium, which at least solve the technical problem that automatic detection of different types of electric energy meters is difficult to realize when the electric energy meters are detected in the related technology.
According to an aspect of an embodiment of the present invention, there is provided a method for detecting an electric energy meter, including: determining the type of the electric energy meter; determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the method comprises the following steps that the connection mode of an electric energy meter detection device and a voltage port of the electric energy meter is realized, and the connection mode of the electric energy meter detection device and an electric energy pulse port of the electric energy meter is realized, wherein the voltage port comprises a high voltage end and a low voltage end, and the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low end port; testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, the determining a connection manner for testing the electric energy meter corresponding to the type includes: when the type of the electric energy meter is a single-phase direct type electric energy meter, connecting a high voltage end in the single-phase direct type electric energy meter with a high voltage end of the electric energy meter detection device, connecting a low voltage end in the single-phase direct type electric energy meter with a low voltage end of the electric energy meter detection device, and connecting an active electric energy pulse port and an electric energy pulse low end port of the single-phase direct type electric energy meter with a test end of the electric energy meter detection device.
Optionally, the determining a connection manner for testing the electric energy meter corresponding to the type includes: under the condition that the type of the electric energy meter is a single-phase mutual inductance type electric energy meter, connecting a voltage high end of the single-phase mutual inductance type electric energy meter with a voltage high end of the electric energy meter detection device, and connecting a voltage low end of the single-phase mutual inductance type electric energy meter with a voltage low end of the electric energy meter detection device; judging the pulse detection type of the single-phase mutual inductance type electric energy meter; and determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter according to the pulse detection type.
Optionally, the determining, according to the pulse detection type, a connection manner of the electric energy meter detection device and an electric energy pulse port of the single-phase mutual inductance type electric energy meter includes: under the condition that the pulse detection type is active electric energy pulse detection, connecting an active electric energy pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device; and/or connecting a reactive power pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device under the condition that the pulse detection type is reactive power pulse detection.
Optionally, the obtaining a test result of the electric energy meter according to an error between the test electric energy pulse signal and a standard electric energy pulse signal includes: determining a difference value between the standard electric energy pulse signal and the test electric energy pulse signal; determining an error between the test power pulse signal and a standard power pulse signal, wherein the error is a ratio between the difference and the test power pulse signal; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, the obtaining a test result of the electric energy meter according to an error between the test electric energy pulse signal and a standard electric energy pulse signal includes: and judging an error interval to which the error belongs, and obtaining a test result for testing the electric energy meter according to the error interval.
According to another aspect of the embodiments of the present invention, there is provided an electric energy meter detection apparatus including: the first determining module is used for determining the type of the electric energy meter; a second determining module, configured to determine a connection manner for testing the electric energy meter, where the connection manner corresponds to the type, and the connection manner includes: the method comprises the following steps that the connection mode of an electric energy meter detection device and a voltage port of the electric energy meter is realized, and the connection mode of the electric energy meter detection device and an electric energy pulse port of the electric energy meter is realized, wherein the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low-end port; the test module is used for testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter; and the acquisition module is used for acquiring a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
According to another aspect of an embodiment of the present invention, there is provided an electronic apparatus including: a processor; a memory for storing the processor-executable instructions; wherein the processor is configured to execute the instructions to implement any of the above-mentioned electric energy meter detection methods.
According to another aspect of embodiments of the present invention, there is provided a computer-readable storage medium, wherein instructions, when executed by a processor of an electronic device, enable the electronic device to perform any one of the above-mentioned power meter detection methods.
According to another aspect of an embodiment of the present invention, there is provided a computer program product comprising a computer program which, when executed by a processor, implements the power meter detection method of any one of the above.
In the embodiment of the invention, the type of the electric energy meter is determined, the connection mode corresponding to the type for testing the electric energy meter is further determined, the electric energy meter is tested according to the determined connection mode, the test electric energy pulse signal of the electric energy meter is obtained, and the test result for testing the electric energy meter can be further obtained according to the error between the test electric energy pulse signal and the standard electric energy pulse signal. Because the connection mode for testing the electric energy meter is determined by the type of the electric energy meter, the purpose of detecting the electric energy meters of different types can be achieved, and the technical problem that automatic detection of the electric energy meters of different types is difficult to realize when the electric energy meters are detected in the related technology is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow chart of a method of electric energy meter detection according to an embodiment of the invention;
FIG. 2 is an internal schematic diagram of a single mutual inductance electric energy meter of the related art;
FIG. 3 is an internal schematic view of a single-phase direct-type electric energy meter according to the related art;
FIG. 4 is a schematic diagram of a plurality of modules in a detection method provided in an alternative embodiment of the invention;
FIG. 5 is a schematic diagram of a voltage port provided by an alternative embodiment of the present invention;
FIG. 6 is a schematic diagram of an electrical energy pulse port provided by an alternative embodiment of the present invention;
FIG. 7 is a block diagram of a voltage port provided in an alternative embodiment of the present invention;
FIG. 8 is a block diagram of an electrical energy pulse port provided in an alternative embodiment of the present invention;
fig. 9 is a block diagram of a structure of a detection apparatus of an electric energy meter according to an embodiment of the present invention;
fig. 10 is a block diagram illustrating a structure of a terminal according to an exemplary embodiment.
Detailed Description
In accordance with an embodiment of the present invention, there is provided an embodiment of a power meter detection method, it should be noted that the steps illustrated in the flowchart of the accompanying drawings may be executed in a computer system such as a set of computer executable instructions, and that while a logical order is illustrated in the flowchart, in some cases, the steps illustrated or described may be executed in an order different than that illustrated herein.
Fig. 1 is a flowchart of a method for detecting a power meter according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
step S102, determining the type of the electric energy meter;
step S104, determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the electric energy meter detection device comprises an electric energy meter detection device, an electric energy meter detection device and an electric energy pulse port, wherein the electric energy meter detection device is connected with the voltage port of the electric energy meter, the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low port;
step S106, testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter;
and step S108, obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Through the steps, the type of the electric energy meter is determined, the connection mode corresponding to the type for testing the electric energy meter is further determined, the electric energy meter is tested according to the determined connection mode, the test electric energy pulse signal of the electric energy meter is obtained, and then the test result for testing the electric energy meter can be obtained according to the error between the test electric energy pulse signal and the standard electric energy pulse signal. Because the connection mode for testing the electric energy meter is determined by the type of the electric energy meter, the purpose of detecting the electric energy meters of different types can be achieved, and the technical problem that automatic detection of the electric energy meters of different types is difficult to realize when the electric energy meters are detected in the related technology is solved.
As an alternative embodiment, the type of the electric energy meter is determined, and the type of the electric energy meter may include a single-phase direct current type ammeter and a single-phase mutual inductance type ammeter. And determining a connection mode for testing the electric energy meter corresponding to the type of the electric energy meter according to the determined type of the electric energy meter. Namely, the connection mode of the electric energy meter and the electric energy meter detection device is determined according to the type of the electric energy meter. The connection mode includes: the electric energy meter detection device is connected with a voltage port of the electric energy meter, wherein the voltage port comprises a high voltage end and a low voltage end. The electric energy meter detection device is connected with the voltage port of the electric energy meter, so that voltage can be provided for detection of the electric energy meter, and the electric energy meter can be detected. The connection mode still includes: the electric energy meter detection device is connected with an electric energy pulse port of the electric energy meter, wherein the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low-end port. The electric energy meter detection device is connected with an electric energy pulse port of the electric energy meter, so that a test electric energy pulse signal of the electric energy meter can be detected. And testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter, and further obtaining a test result for testing the electric energy meter according to the test electric energy pulse signal. After the test electric energy pulse signal is obtained, the tested electric energy pulse signal is compared with the standard electric energy pulse signal to obtain an error between the test electric energy pulse signal and the standard electric energy pulse signal, a test result for testing the electric energy meter is obtained according to the error, and the purpose of automatically detecting the electric energy meters of different types is further achieved.
As an alternative embodiment, when determining the connection mode for testing the electric energy meter corresponding to the type, the type of the electric energy meter may include a single-phase direct electric energy meter and a single-phase mutual inductance electric energy meter. Under the condition that the type of the electric energy meter is a single-phase direct type electric energy meter, a voltage high end in the single-phase direct type electric energy meter is connected with a voltage high end of the electric energy meter detection device, a voltage low end in the single-phase direct type electric energy meter is connected with a voltage low end of the electric energy meter detection device, namely, the single-phase direct type electric energy meter is correspondingly connected with a voltage port of the electric energy meter detection device. And an active electric energy pulse port of the single-phase direct electric energy meter and an electric energy pulse low-end port of the single-phase direct electric energy meter are connected with a test end of the electric energy meter detection device. And then the electric energy pulse signal of the single-phase direct type electric energy meter can be tested. It should be noted that, when the electric energy meter is tested and the clock pulse is detected, the clock pulse port of the single-phase direct-type electric energy meter and the clock pulse ground port of the single-phase direct-type electric energy meter are connected to the test end of the electric energy detection device. And further, the clock pulse signal of the single-phase direct type electric energy meter can be tested.
As an alternative embodiment, when determining the connection mode for testing the electric energy meter corresponding to the type, the type of the electric energy meter may include a single-phase direct electric energy meter and a single-phase mutual inductance electric energy meter. Under the condition that the type of the electric energy meter is a single-phase mutual inductance type electric energy meter, the voltage high end of the single-phase mutual inductance type electric energy meter is connected with the voltage high end of the electric energy detection device, the voltage low end of the single-phase mutual inductance type electric energy meter is connected with the voltage low end of the electric energy detection device, and namely the single-phase mutual inductance type electric energy meter is correspondingly connected with the voltage port of the electric energy meter detection device. And then determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter. It should be noted that, when determining the connection mode between the detection device of the electric energy meter and the electric energy pulse port of the single-phase mutual inductance type electric energy meter, it is necessary to first determine the pulse detection type and different pulse detection types of the single-phase mutual inductance type electric energy meter, and the connection mode between the detection device of the electric energy meter and the electric energy pulse port of the single-phase mutual inductance type electric energy meter is different. Therefore, the correct connection mode can be determined according to the pulse detection type by judging the pulse detection type, and the electric energy pulse signal of the single-phase mutual inductance type electric energy meter can be tested. It should be noted that, when the electric energy meter is tested and the clock pulse is detected, the clock pulse port of the single-phase mutual inductance type electric energy meter and the clock pulse ground port of the single-phase mutual inductance type electric energy meter are connected to the test end of the electric energy detection device. And further, the clock pulse signal of the single-phase mutual inductance type electric energy meter can be tested.
As an alternative embodiment, determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter according to the pulse detection type includes various conditions, for example: under the condition that the pulse detection type is active electric energy pulse detection, connecting an active electric energy pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of an electric energy detection device; and/or under the condition that the pulse detection type is reactive power pulse detection, connecting a reactive power pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy detection device. And further the electric energy pulse signal of the single-phase mutual inductance type electric energy meter can be tested.
As an alternative embodiment, when obtaining the test result of the test of the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, the method may include the following steps: and determining a difference value between the standard electric energy pulse signal and the test electric energy pulse signal, determining a ratio between the difference value and the test electric energy pulse signal, and taking the ratio as an error between the test electric energy pulse signal and the standard electric energy pulse signal. And further obtaining a test result for testing the electric energy meter according to the error. When a test result for testing the electric energy meter is obtained according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, an error interval to which the error belongs can be judged, and a test result for testing the electric energy meter is obtained according to the error interval. For example, the error is small, and the test result is normal; large errors, bad test results, etc. The error interval and the test result corresponding to the error interval can be set according to the experience and the scene of the practical application. By the method, the error between the test electric energy pulse signal and the standard electric energy pulse signal can be accurately calculated, the state of the electric energy meter can be accurately judged, and the detection process of the electric energy meter is accelerated. It should be noted that, when the clock pulse signal of the electric energy meter needs to be determined, a test result for testing the electric energy meter can be obtained according to an error between the clock pulse signal and the standard clock pulse signal. The test result of testing the electric energy meter can be obtained through the error between the test electric energy pulse signal and the standard electric energy pulse signal and the error between the clock pulse signal and the standard clock pulse signal, and the test result of testing the electric energy meter can be more accurately obtained.
Based on the above embodiments and alternative embodiments, an alternative implementation is provided, which is described in detail below.
In the related art, compared with the new electric energy meter detection, the difficulty of sorting and detecting the disassembled electric energy meter is that the disassembled electric energy meter has randomness of a product gauge, and the disassembled electric energy meter sorting device needs to be compatible with the detection of electric energy meters with different voltages, currents and constants so as to meet the sorting requirement of the disassembled electric energy meter mixed product gauge.
Fig. 2 is an internal schematic diagram of a single-phase mutual inductance type electric energy meter in the related art, and fig. 3 is an internal schematic diagram of a single-phase direct type electric energy meter in the related art, in an electric energy meter sorting method put into operation at present, the single-phase electric energy meter sorting method can only realize detection of the single-phase direct type electric energy meter, cannot realize detection of the single-phase mutual inductance type electric energy meter, and does not have functions of switching of voltage ports of the single-phase mutual inductance type electric energy meter and switching of reactive pulse channels of electric energy, so that manual wire changing is needed when active errors and reactive errors of the electric energy meter are tested in an actual operation process, the whole testing process is complicated, time and labor are wasted, and non-standard wiring has potential safety hazards, and is not beneficial to safe and efficient production.
In view of this, the optional embodiments of the present invention provide a method for detecting compatibility of a single-phase direct-type and a single-phase mutual inductance-type electric energy meter, wherein the channels are switched in a program control manner, and the detection of the single-phase direct-type electric energy meter and the single-phase mutual inductance-type electric energy meter is satisfied simultaneously by switching a voltage terminal and a pulse acquisition channel terminal, and the method provided by the optional embodiments of the present invention is described in detail below.
Fig. 4 is a schematic diagram of a plurality of modules in the detection method according to the alternative embodiment of the present invention, as shown in fig. 4. The following describes in detail a plurality of modules in the detection method provided by the alternative embodiment of the present invention.
An alternating current power supply module: comprises a signal generating source, an alternating current source and an alternating current source. The intelligent electric energy meter testing device is used for providing voltage and current for the tested intelligent electric energy meter, and 0-120% of electric quantity can be applied to the intelligent electric energy meter according to the testing condition.
A measurement standard module: comprises a standard meter and a clock instrument. The standard meter provides standard electric energy pulses, including active electric energy pulses and reactive electric energy pulses, as a measurement standard for error detection; the clock instrument provides a standard clock pulse as a measurement standard for detecting the time of day as a measurement standard for the time of day error. And the metering standard acquires the voltage, the current and the phase output by the alternating current power supply module, calculates the electric energy and outputs corresponding standard pulses. The measurement standard is provided to the error calculation module in a wire arrangement mode.
An error calculation module: the error detector comprises an error calculator which is used as a module for measuring the performance of the measured intelligent electric energy meter, can receive pulses output by the measured intelligent electric energy meter and pulses output by a measurement standard, and can determine the relative error of the measured intelligent electric energy meter according to the pulses output by the measured intelligent electric energy meter and standard pulses, wherein the standard pulses comprise standard electric energy pulses and standard clock pulses.
The single-phase direct type and mutual inductance type electric energy meter test switching module comprises: controlled by a PC, and comprises a voltage output switching module and an electric energy pulse acquisition switching module. Also called as a voltage end and an electric energy pulse collecting channel end. The corresponding channel can be switched according to different types of the electric energy meters to be tested, and the testing process is simplified. Fig. 5 is a schematic diagram of a voltage port according to an alternative embodiment of the present invention, where as shown in fig. 5, L represents a high voltage end, N represents a low voltage end, and the voltage end is switched to 1 or 3 ports or 3 or 4 ports according to a measured electric energy meter, where the voltage end is switched to 1 or 3 ports in a single-phase direct electric energy meter, and the voltage end is switched to 3 or 4 ports in a single-phase mutual inductance electric energy meter. Fig. 6 is a schematic diagram of an electric energy pulse port according to an alternative embodiment of the present invention, and as shown in fig. 6, an electric energy pulse acquisition channel end is a port in an auxiliary pin terminal of an error detector, where it needs to be described, in a case where the electric energy meter is a direct-type electric energy meter, 6 denotes a trip low-end port, and in a case where the electric energy meter is a mutual-inductance-type electric energy meter, 7 denotes a reactive electric energy pulse port. When the single-phase direct type electric energy meter detects that the type is active electric energy pulse, the electric energy pulse acquisition channel end is connected with the ports 7 and 8; when the single-phase mutual inductance type electric energy meter is corresponding to the single-phase mutual inductance type electric energy meter, when the detection type is reactive electric energy pulse, the electric energy pulse acquisition channel end is connected with the ports 6 and 8, and when the detection type is active electric energy pulse, the electric energy pulse acquisition channel end is connected with the ports 7 and 8. It should be noted that, if the clock signal is to be measured, the clock acquisition channel end is connected to the 9 and 10 ports.
Fig. 7 is a structural diagram of a voltage port according to an alternative embodiment of the present invention, as shown in fig. 7, UH represents a low voltage end, UL represents a high voltage end, and the voltage port is switched to 1 or 3 meter bars (ports) or 3 or 4 meter bars (ports) according to the measured electric energy meter, where the voltage port is switched to 1 or 3 meter bars (ports) in a single-phase direct type electric energy meter, and the voltage port is switched to 3 or 4 meter bars (ports) in a single-phase mutual inductance type electric energy meter.
Fig. 8 is a structural diagram of an electric energy pulse port according to an alternative embodiment of the present invention, and as shown in fig. 8, when the detection type of the single-phase direct-type electric energy meter is an active electric energy pulse, the electric energy pulse acquisition channel end is connected to the ports 7 and 8; when the single-phase mutual inductance type electric energy meter is corresponding to the single-phase mutual inductance type electric energy meter, when the detection type is reactive electric energy pulse, the electric energy pulse acquisition channel end is connected with the ports 6 and 8, and when the detection type is active electric energy pulse, the electric energy pulse acquisition channel end is connected with the ports 7 and 8. It should be noted that, if the clock signal is to be measured, the clock acquisition channel end is connected to the 9 and 10 ports.
The intelligent electric energy meter comprises: the detachable electric energy meter to be tested is shown, and comprises a single-phase direct type electric energy meter and a single-phase mutual inductance type electric energy meter.
A PC machine: the industrial personal computer can be represented, and the output voltage, current and phase position are controlled in a program control mode, so that the normal work of the tested electric energy meter is ensured.
The following is a detailed description of the process:
when the system is in normal use, the modules are all realized in a program control mode, corresponding receiving instructions are added in the error calculation module, and the PC sends switching instructions to the error detection module according to requirements. And after receiving the instruction, the error calculation module switches to a corresponding test state according to the difference of the instruction.
(1) When detecting a single-phase direct type electric energy meter:
switching to a single-phase direct type electric energy meter detection loop;
when a single-phase direct type electric energy meter detection task is received, as shown in fig. 5, the K1 and K2 double-pole relays are normally closed contacts, the port numbers of voltage end access are 1 and 3, and the K3 and K4 are also driven on the normally closed contacts for the double-pole relays, at this time, as shown in fig. 6, the port numbers of the electric energy pulse acquisition channel end access are 7 and 8, namely, an active electric energy pulse end and an electric energy pulse ground end, and other auxiliary needle terminal signals are the same as those of the single-phase mutual inductance type electric energy meter during detection.
(2) When detecting the single-phase mutual inductance type electric energy meter:
and switching to a single-phase mutual inductance type electric energy meter detection loop, and switching to a reactive pulse sampling channel when measuring the active electric energy pulse and the reactive electric energy pulse of the single-phase mutual inductance type electric energy meter.
When a single-phase mutual inductance type electric energy meter detection task is received, normally open contacts are opened to K1 and K2 relays shown in fig. 5, port numbers of voltage end access are 3 and 4 ports, namely, the high end of the voltage and the 1 port are disconnected at the moment and are connected at the 3 ports, the low end of the voltage and the 3 port are disconnected at the 4 ports, and a correct voltage mode is provided for the single-phase mutual inductance type electric energy meter. As shown in fig. 6, K3 and K4 are switched according to the test sequence of the single-phase mutual inductance type electric energy meter. When the single-phase mutual inductance type electric energy meter is used for electric energy active test, the normally closed contact is still kept, and the port numbers accessed by the electric energy pulse acquisition channel end are 7 and 8; when the mutual inductance type meter is used for electric energy reactive power test, K3 and K4 are opened to normally open contacts, the connection with the 7 ports is disconnected at the moment, the port numbers accessed by the electric energy pulse acquisition channel end are 6 and 8 ports, and the reactive pulse high end access error calculation module is represented. At the moment, the port accessed by the electric energy pulse acquisition channel is switched from the active end to the reactive end of the mutual inductance type electric energy meter, and other auxiliary pin terminal signals are the same as those in the detection of the single-phase direct type electric energy meter.
After the detection state is determined, the error detector determines the relative error of the intelligent electric energy meter to be detected by using the pulse signal output by the intelligent electric energy meter to be detected and the metering standard pulse. The relative error γ is calculated as:
wherein m is0And m is a pulse signal obtained by testing, so that the error calculation of the tested intelligent electric energy meter is realized.
Namely, the method for testing the electric energy pulse error of the single-phase direct type and mutual inductance type electric energy meters comprises the following steps:
(1) testing a single-phase direct type electric energy meter:
the control voltage switches over the output module, the port that the voltage end inserts is 1, 3 ports;
controlling an electric energy pulse acquisition switching module, wherein ports accessed by an electric energy pulse acquisition channel end are 7 and 8 ports;
the current power supply provides voltage and current for the intelligent electric energy meter to meet the working conditions of the intelligent electric energy meter;
the error detector compares the electric energy pulse signal of the intelligent electric energy meter with the metering standard electric energy pulse signal to obtain an electric energy pulse error, and judges whether the intelligent electric energy meter meets the corresponding grade requirement or not.
(2) Testing the single-phase mutual inductance type electric energy meter:
the voltage switching output module is controlled, and ports accessed by a voltage end are 3 and 4 ports;
controlling an electric energy pulse acquisition switching module, wherein during active electric energy pulse testing, ports accessed by an electric energy pulse acquisition channel end are 7 and 8 ports; when the reactive power pulse is tested, the ports accessed by the power pulse acquisition channel end are 6 and 8 ports;
the current power supply provides voltage and current for the intelligent electric energy meter to meet the working conditions of the intelligent electric energy meter;
the error detector compares the electric energy pulse signal of the intelligent electric energy meter with the metering standard electric energy pulse signal to obtain an electric energy pulse error, and judges whether the intelligent electric energy meter meets the corresponding grade requirement or not.
Through the above alternative embodiment, at least the following advantages can be achieved:
(1) the detection of the single-phase direct electric energy meter and the single-phase mutual inductance electric energy meter can be simultaneously met by switching the voltage end and the pulse acquisition channel end, the problem of mixed sorting detection of the single-phase direct electric energy meter and the single-phase mutual inductance electric energy meter by the electric energy sorting device is solved, and the lean and efficient sorting detection requirement of the disassembled electric energy meter is met;
(2) the voltage end and the electric energy pulse acquisition end in the auxiliary needle terminal can be switched in a program control mode, so that the detection capability of the electric energy meter inspection device is enhanced in the design principle;
(3) when the single-phase meters of different types are tested, manual line changing is not needed, the testing process is simplified, and the verification efficiency of the electric energy meter calibration device is improved.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
Example 2
According to an embodiment of the present invention, there is also provided an apparatus for implementing the above electric energy meter detection method, and fig. 9 is a block diagram of a structure of the electric energy meter detection apparatus according to the embodiment of the present invention, as shown in fig. 9, the apparatus includes: a first determining module 91, a second determining module 92, a testing module 93 and an obtaining module 94, which are described in detail below.
A first determining module 91, configured to determine a type of the electric energy meter; a second determining module 92, connected to the first determining module 91, for determining a connection manner for testing the electric energy meter corresponding to the type, where the connection manner includes: the method comprises the following steps that the electric energy meter detection device is connected with a voltage port of the electric energy meter, and the electric energy meter detection device is connected with an electric energy pulse port of the electric energy meter, wherein the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low-end port; the test module 93 is connected to the second determining module 92, and configured to test the electric energy meter according to the determined connection manner to obtain a test electric energy pulse signal of the electric energy meter; the obtaining module 94 is connected to the testing module 93, and configured to obtain a test result of testing the electric energy meter according to an error between the test electric energy pulse signal and the standard electric energy pulse signal.
It should be noted here that the first determining module 91, the second determining module 92, the testing module 93 and the obtaining module 94 correspond to steps S102 to S108 in the method for detecting an electric energy meter, and a plurality of modules are the same as the corresponding steps in the implementation example and the application scenario, but are not limited to the disclosure of the above embodiment 1.
Example 3
The embodiment of the disclosure can provide an electronic device, which can be a terminal or a server. In this embodiment, the electronic device may be any one of computer terminal devices in a computer terminal group as a terminal. Optionally, in this embodiment, the terminal may also be a terminal device such as a mobile terminal.
Optionally, in this embodiment, the terminal may be located in at least one network device of a plurality of network devices of a computer network.
Alternatively, fig. 10 is a block diagram illustrating a structure of a terminal according to an exemplary embodiment. As shown in fig. 10, the terminal may include: one or more processors 1001 (only one of which is shown in the figure), a memory 1002 for storing processor-executable instructions; wherein the processor is configured to execute the instructions to implement any of the above-described power meter detection methods.
The memory may be configured to store software programs and modules, such as program instructions/modules corresponding to the electric energy meter detection method and apparatus in the embodiments of the present disclosure, and the processor executes various functional applications and data processing by running the software programs and modules stored in the memory, so as to implement the electric energy meter detection method. The memory may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory may further include memory located remotely from the processor, and these remote memories may be connected to the computer terminal through a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processor can call the information and application program stored in the memory through the transmission device to execute the following steps: determining the type of the electric energy meter; determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the electric energy meter detection device comprises an electric energy meter detection device, an electric energy meter detection device and an electric energy pulse port, wherein the electric energy meter detection device is connected with the voltage port of the electric energy meter, the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low port; testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, the processor may further execute the program code of the following steps: determining a connection mode corresponding to the type for testing the electric energy meter, comprising the following steps: under the condition that the type of the electric energy meter is a single-phase direct type electric energy meter, a voltage high end in the single-phase direct type electric energy meter is connected with a voltage high end of an electric energy meter detection device, a voltage low end in the single-phase direct type electric energy meter is connected with a voltage low end of the electric energy meter detection device, and an active electric energy pulse port and an electric energy pulse low end port of the single-phase direct type electric energy meter are connected with a test end of the electric energy meter detection device.
Optionally, the processor may further execute the program code of the following steps: determining a connection mode corresponding to the type for testing the electric energy meter, comprising the following steps: under the condition that the type of the electric energy meter is a single-phase mutual inductance type electric energy meter, connecting a voltage high end of the single-phase mutual inductance type electric energy meter with a voltage high end of an electric energy meter detection device, and connecting a voltage low end in the single-phase mutual inductance type electric energy meter with a voltage low end of the electric energy meter detection device; judging the pulse detection type of the single-phase mutual inductance type electric energy meter; and determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter according to the pulse detection type.
Optionally, the processor may further execute the program code of the following steps: according to the pulse detection type, the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter is determined, and the connection mode comprises the following steps: under the condition that the pulse detection type is active electric energy pulse detection, connecting an active electric energy pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of an electric energy meter detection device; and/or under the condition that the pulse detection type is reactive power pulse detection, connecting a reactive power pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device.
Optionally, the processor may further execute the program code of the following steps: according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, the test result for testing the electric energy meter is obtained, which comprises the following steps: determining a difference value between the standard electric energy pulse signal and the test electric energy pulse signal; determining an error between the test electric energy pulse signal and the standard electric energy pulse signal, wherein the error is a ratio of the difference value to the test electric energy pulse signal; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, the processor may further execute the program code of the following steps: according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, the test result for testing the electric energy meter is obtained, which comprises the following steps: and judging an error interval to which the error belongs, and obtaining a test result for testing the electric energy meter according to the error interval.
It will be understood by those skilled in the art that the structure shown in fig. 10 is only an illustration, for example, the terminal may also be a terminal device such as a smart phone (e.g., an Android phone, an iOS phone, etc.), a tablet computer, a palmtop computer, a Mobile Internet Device (MID), a PAD, and the like. Fig. 10 is a diagram illustrating a structure of the electronic device. For example, it may also include more or fewer components (e.g., network interfaces, display devices, etc.) than shown in FIG. 10, or have a different configuration than shown in FIG. 10.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by a program instructing hardware associated with the terminal device, where the program may be stored in a computer-readable storage medium, and the storage medium may include: flash disks, Read-Only memories (ROMs), Random Access Memories (RAMs), magnetic or optical disks, and the like.
Example 4
In an exemplary embodiment, there is also provided a computer-readable storage medium including instructions that, when executed by a processor of a terminal, enable the terminal to perform the power meter detection method of any one of the above. Alternatively, the computer readable storage medium may be a non-transitory computer readable storage medium, for example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
Alternatively, in this embodiment, the computer-readable storage medium may be used to store the program codes executed by the electric energy meter detection method provided in the above embodiment.
Optionally, in this embodiment, the computer-readable storage medium may be located in any one of a group of computer terminals in a computer network, or in any one of a group of mobile terminals.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: determining the type of the electric energy meter; determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the electric energy meter detection device comprises an electric energy meter detection device, an electric energy meter detection device and an electric energy pulse port, wherein the electric energy meter detection device is connected with the voltage port of the electric energy meter, the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low port; testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: determining a connection mode corresponding to the type for testing the electric energy meter, comprising the following steps: under the condition that the type of the electric energy meter is a single-phase direct type electric energy meter, a voltage high end in the single-phase direct type electric energy meter is connected with a voltage high end of an electric energy meter detection device, a voltage low end in the single-phase direct type electric energy meter is connected with a voltage low end of the electric energy meter detection device, and an active electric energy pulse port and an electric energy pulse low end port of the single-phase direct type electric energy meter are connected with a test end of the electric energy meter detection device.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: determining a connection mode corresponding to the type for testing the electric energy meter, comprising the following steps: under the condition that the type of the electric energy meter is a single-phase mutual inductance type electric energy meter, connecting a voltage high end of the single-phase mutual inductance type electric energy meter with a voltage high end of an electric energy meter detection device, and connecting a voltage low end in the single-phase mutual inductance type electric energy meter with a voltage low end of the electric energy meter detection device; judging the pulse detection type of the single-phase mutual inductance type electric energy meter; and determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter according to the pulse detection type.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: according to the pulse detection type, the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter is determined, and the connection mode comprises the following steps: under the condition that the pulse detection type is active electric energy pulse detection, connecting an active electric energy pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of an electric energy meter detection device; and/or under the condition that the pulse detection type is reactive power pulse detection, connecting a reactive power pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, the test result for testing the electric energy meter is obtained, which comprises the following steps: determining a difference value between the standard electric energy pulse signal and the test electric energy pulse signal; determining an error between the test electric energy pulse signal and the standard electric energy pulse signal, wherein the error is a ratio of the difference value to the test electric energy pulse signal; and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
Optionally, in this embodiment, the computer readable storage medium is configured to store program code for performing the following steps: according to the error between the test electric energy pulse signal and the standard electric energy pulse signal, the test result for testing the electric energy meter is obtained, which comprises the following steps: and judging an error interval to which the error belongs, and obtaining a test result for testing the electric energy meter according to the error interval.
In an exemplary embodiment, a computer program product is also provided, in which the computer program, when executed by a processor of an electronic device, enables the electronic device to perform the power meter detection method of any of the above.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A method for detecting an electric energy meter is characterized by comprising the following steps:
determining the type of the electric energy meter;
determining a connection mode corresponding to the type for testing the electric energy meter, wherein the connection mode comprises the following steps: the method comprises the following steps that the connection mode of an electric energy meter detection device and a voltage port of the electric energy meter is realized, and the connection mode of the electric energy meter detection device and an electric energy pulse port of the electric energy meter is realized, wherein the voltage port comprises a high voltage end and a low voltage end, and the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low end port;
testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter;
and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
2. The method of claim 1, wherein determining the connection mode corresponding to the type for testing the electric energy meter comprises:
when the type of the electric energy meter is a single-phase direct type electric energy meter, connecting a high voltage end in the single-phase direct type electric energy meter with a high voltage end of the electric energy meter detection device, connecting a low voltage end in the single-phase direct type electric energy meter with a low voltage end of the electric energy meter detection device, and connecting an active electric energy pulse port and an electric energy pulse low end port of the single-phase direct type electric energy meter with a test end of the electric energy meter detection device.
3. The method of claim 1, wherein determining the connection mode corresponding to the type for testing the electric energy meter comprises:
under the condition that the type of the electric energy meter is a single-phase mutual inductance type electric energy meter, connecting a voltage high end of the single-phase mutual inductance type electric energy meter with a voltage high end of the electric energy meter detection device, and connecting a voltage low end of the single-phase mutual inductance type electric energy meter with a voltage low end of the electric energy meter detection device;
judging the pulse detection type of the single-phase mutual inductance type electric energy meter;
and determining the connection mode of the electric energy meter detection device and the electric energy pulse port of the single-phase mutual inductance type electric energy meter according to the pulse detection type.
4. The method of claim 3, wherein said determining the connection of the energy meter detection device to the energy pulse port of the single-phase mutual inductance energy meter according to the pulse detection type comprises:
under the condition that the pulse detection type is active electric energy pulse detection, connecting an active electric energy pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device; and/or the presence of a gas in the gas,
and under the condition that the pulse detection type is reactive power pulse detection, connecting a reactive power pulse port of the single-phase mutual inductance type electric energy meter and an electric energy pulse ground port of the single-phase mutual inductance type electric energy meter with a test end of the electric energy meter detection device.
5. The method of claim 1, wherein obtaining the test result of the test of the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal comprises:
determining a difference value between the standard electric energy pulse signal and the test electric energy pulse signal;
determining an error between the test power pulse signal and a standard power pulse signal, wherein the error is a ratio between the difference and the test power pulse signal;
and obtaining a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
6. The method according to any one of claims 1 to 5, wherein obtaining a test result of the test of the electric energy meter according to the error between the test electric energy pulse signal and a standard electric energy pulse signal comprises:
and judging an error interval to which the error belongs, and obtaining a test result for testing the electric energy meter according to the error interval.
7. An electric energy meter detection device, comprising:
the first determining module is used for determining the type of the electric energy meter;
a second determining module, configured to determine a connection manner for testing the electric energy meter, where the connection manner corresponds to the type, and the connection manner includes: the method comprises the following steps that the connection mode of an electric energy meter detection device and a voltage port of the electric energy meter is realized, and the connection mode of the electric energy meter detection device and an electric energy pulse port of the electric energy meter is realized, wherein the electric energy pulse port comprises an active electric energy pulse port, a reactive electric energy pulse port and an electric energy pulse low-end port;
the test module is used for testing the electric energy meter according to the determined connection mode to obtain a test electric energy pulse signal of the electric energy meter;
and the acquisition module is used for acquiring a test result for testing the electric energy meter according to the error between the test electric energy pulse signal and the standard electric energy pulse signal.
8. An electronic device, comprising:
a processor;
a memory for storing the processor-executable instructions;
wherein the processor is configured to execute the instructions to implement the power meter detection method of any of claims 1 to 6.
9. A computer-readable storage medium, wherein instructions in the computer-readable storage medium, when executed by a processor of an electronic device, enable the electronic device to perform the power meter detection method of any of claims 1-6.
10. A computer program product comprising a computer program, characterized in that the computer program, when being executed by a processor, implements the electric energy meter detection method according to any one of claims 1 to 6.
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Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0420545A2 (en) * | 1989-09-25 | 1991-04-03 | General Electric Company | Electronic watthour meter |
| CN201122172Y (en) * | 2008-04-30 | 2008-09-24 | 彭黎迎 | Electric energy meter capable of measuring electric energy measurement error |
| CN202854320U (en) * | 2012-08-27 | 2013-04-03 | 深圳市科陆电子科技股份有限公司 | Full compatible type function and error detecting unit |
| CN103995247A (en) * | 2014-05-28 | 2014-08-20 | 国家电网公司 | Electric energy meter calibrating apparatus for anechoic chamber |
| CN203849403U (en) * | 2014-05-28 | 2014-09-24 | 国家电网公司 | Electric energy meter calibrating device for anechoic chamber |
| WO2015085830A1 (en) * | 2013-12-09 | 2015-06-18 | 国家电网公司 | Apparatus for testing dynamic characteristics of electronic energy meter |
| CN104749548A (en) * | 2015-03-30 | 2015-07-01 | 国家电网公司 | Dual-purpose quick wiring testing meter rack of three-phase electric energy meter |
| CN107884692A (en) * | 2017-12-08 | 2018-04-06 | 国网冀北电力有限公司电力科学研究院 | The general switching device of Insulation Test |
| CN108132456A (en) * | 2017-12-25 | 2018-06-08 | 国网江苏省电力有限公司电力科学研究院 | A kind of three-phase intelligent electric-energy meter failure sorts check device |
| CN208172235U (en) * | 2018-05-04 | 2018-11-30 | 深圳市银河表计股份有限公司 | A kind of pulse collection and sending device |
| CN109581272A (en) * | 2018-12-14 | 2019-04-05 | 国网河北省电力有限公司电力科学研究院 | A kind of direct current energy meter detection system |
| CN109655781A (en) * | 2019-01-21 | 2019-04-19 | 北京振中电子技术有限公司 | Detection device of electric energy meter, system and power grid maintenance equipment |
| CN209879495U (en) * | 2019-01-17 | 2019-12-31 | 广西电网有限责任公司电力科学研究院 | Information safety and reliability detection device for intelligent terminal and electricity meter |
| CN110794360A (en) * | 2019-10-22 | 2020-02-14 | 中国电力科学研究院有限公司 | Method and system for predicting fault of intelligent electric energy meter based on machine learning |
| CN210377830U (en) * | 2019-10-12 | 2020-04-21 | 国网新疆电力有限公司电力科学研究院 | Multi-path low-voltage carrier communication copying and controlling switching device |
| CN112305487A (en) * | 2020-09-21 | 2021-02-02 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Laboratory error calibration system and method for digital direct current electric energy meter |
| CN112965024A (en) * | 2021-03-10 | 2021-06-15 | 国网宁夏电力有限公司营销服务中心(国网宁夏电力有限公司计量中心) | Automatic measuring error verification system for multi-type three-phase electric energy meter |
| CN113376565A (en) * | 2021-06-08 | 2021-09-10 | 中国电力科学研究院有限公司 | Error measurement method and system for bipolar direct access type direct current electric energy meter |
| CN113514792A (en) * | 2021-08-24 | 2021-10-19 | 杭州海兴电力科技股份有限公司 | Method and device for detecting signals at interface of modular electric energy meter and medium |
-
2021
- 2021-11-25 CN CN202111415425.5A patent/CN114002643A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0420545A2 (en) * | 1989-09-25 | 1991-04-03 | General Electric Company | Electronic watthour meter |
| CN201122172Y (en) * | 2008-04-30 | 2008-09-24 | 彭黎迎 | Electric energy meter capable of measuring electric energy measurement error |
| CN202854320U (en) * | 2012-08-27 | 2013-04-03 | 深圳市科陆电子科技股份有限公司 | Full compatible type function and error detecting unit |
| WO2015085830A1 (en) * | 2013-12-09 | 2015-06-18 | 国家电网公司 | Apparatus for testing dynamic characteristics of electronic energy meter |
| CN103995247A (en) * | 2014-05-28 | 2014-08-20 | 国家电网公司 | Electric energy meter calibrating apparatus for anechoic chamber |
| CN203849403U (en) * | 2014-05-28 | 2014-09-24 | 国家电网公司 | Electric energy meter calibrating device for anechoic chamber |
| CN104749548A (en) * | 2015-03-30 | 2015-07-01 | 国家电网公司 | Dual-purpose quick wiring testing meter rack of three-phase electric energy meter |
| CN107884692A (en) * | 2017-12-08 | 2018-04-06 | 国网冀北电力有限公司电力科学研究院 | The general switching device of Insulation Test |
| CN108132456A (en) * | 2017-12-25 | 2018-06-08 | 国网江苏省电力有限公司电力科学研究院 | A kind of three-phase intelligent electric-energy meter failure sorts check device |
| CN208172235U (en) * | 2018-05-04 | 2018-11-30 | 深圳市银河表计股份有限公司 | A kind of pulse collection and sending device |
| CN109581272A (en) * | 2018-12-14 | 2019-04-05 | 国网河北省电力有限公司电力科学研究院 | A kind of direct current energy meter detection system |
| CN209879495U (en) * | 2019-01-17 | 2019-12-31 | 广西电网有限责任公司电力科学研究院 | Information safety and reliability detection device for intelligent terminal and electricity meter |
| CN109655781A (en) * | 2019-01-21 | 2019-04-19 | 北京振中电子技术有限公司 | Detection device of electric energy meter, system and power grid maintenance equipment |
| CN210377830U (en) * | 2019-10-12 | 2020-04-21 | 国网新疆电力有限公司电力科学研究院 | Multi-path low-voltage carrier communication copying and controlling switching device |
| CN110794360A (en) * | 2019-10-22 | 2020-02-14 | 中国电力科学研究院有限公司 | Method and system for predicting fault of intelligent electric energy meter based on machine learning |
| CN112305487A (en) * | 2020-09-21 | 2021-02-02 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Laboratory error calibration system and method for digital direct current electric energy meter |
| CN112965024A (en) * | 2021-03-10 | 2021-06-15 | 国网宁夏电力有限公司营销服务中心(国网宁夏电力有限公司计量中心) | Automatic measuring error verification system for multi-type three-phase electric energy meter |
| CN113376565A (en) * | 2021-06-08 | 2021-09-10 | 中国电力科学研究院有限公司 | Error measurement method and system for bipolar direct access type direct current electric energy meter |
| CN113514792A (en) * | 2021-08-24 | 2021-10-19 | 杭州海兴电力科技股份有限公司 | Method and device for detecting signals at interface of modular electric energy meter and medium |
Non-Patent Citations (1)
| Title |
|---|
| 杨江平: "《电子装备维修技术与应用》", 31 March 2006, 国防工业出版社, pages: 224 * |
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