CN101431253A - Low-voltage power distribution network data processing method, apparatus and system based on WSN - Google Patents
Low-voltage power distribution network data processing method, apparatus and system based on WSN Download PDFInfo
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- CN101431253A CN101431253A CNA2007101769514A CN200710176951A CN101431253A CN 101431253 A CN101431253 A CN 101431253A CN A2007101769514 A CNA2007101769514 A CN A2007101769514A CN 200710176951 A CN200710176951 A CN 200710176951A CN 101431253 A CN101431253 A CN 101431253A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The invention provides a WSN-based low voltage network data processing method, a device and a system thereof; wherein, the method comprises the following steps: collecting electrical energy data of the low voltage network; transmitting the collected electrical energy data by WSN; receiving and intensively processing the electrical energy data from the WSN; outputting the intensively processed electrical energy data. In the invention, the WSN is applied to the management of the low voltage network, thus solving the problem of collecting, transmitting and managing data in the low voltage network.
Description
Technical field
The present invention about the application of WSN in the management of electric power system low-voltage network, is a kind of low-voltage network data processing method, Apparatus and system based on WSN particularly about wireless sensor network (WSN) technology concretely.
Background technology
In the prior art, the power line carrier mode is mainly adopted in the collection of low-voltage customer end ammeter data, though utilize power line carrier communication can reduce investment widely and to the maintenance cost of circuit, but the communication environment of electric power system mesolow power circuit is abominable, and it is lower to make data obtain success rate.
China's utility model patent 200520047929.6 discloses a kind of water meter, gas meter, flow meter, the wireless signalling generator of ammeter automatic data logging, to send the data of acquisition terminal to concentrator by communication.The characteristics of this technical scheme are, acquisition terminal and concentrator are point-to-point transfer of data, each acquisition terminal can only carry out radio communication with concentrator, do not communicate by letter between acquisition terminal and the acquisition terminal, so the distance between acquisition terminal and the concentrator is the key factor that influences radio communication quality.
Wireless sensor network (WSN, Wireless Sensor Networks) forms by being deployed in microsensor nodes a large amount of in the monitored area, the network system of the self-organizing of a multi-hop that forms by communication, its objective is the information of perceived object in perception collaboratively, collection and the processing network's coverage area, and send to the observer.Transducer, perceptive object and observer have constituted three key elements of wireless sensor network.As shown in Figure 1, the typical case for the WSN node constitutes.In WSN, sensor node has the function of end node and route, realizes the collection and the processing of data on the one hand, realizes the fusion and the route of data on the other hand, data to the data of itself gathering and other nodes transmissions of receiving are carried out comprehensively, transmit and are routed to gateway node.
Chinese invention patent application 200610114627.5 discloses a kind of domestic protection based on wireless sensor network, environment monitoring warning system, and the disclosed technical scheme of this application for a patent for invention can be herein incorporated, with as prior art of the present invention.
Summary of the invention
The invention provides a kind of low-voltage network data processing method, Apparatus and system,, solve the problem of data acquisition, transmission and management in the low-voltage network WSN is applied among the management of low-voltage network based on WSN.Technical scheme of the present invention is:
A kind of low-voltage network data processing method based on WSN, described method may further comprise the steps: the energy data of gathering low-voltage network; Transmit the energy data that collects by wireless sensor network WSN; From described WSN, receive described energy data, and focus on; Energy data after focusing on is exported.
A kind of low-voltage network data handling system based on WSN, described system comprises: WSN electrical energy data acquiring device, be used to gather the energy data of low-voltage network, and the energy data that collects by wireless sensor network WSN transmission; Concentrator is used for receiving the energy data of gathering from the WSN electrical energy data acquiring device of described WSN, and focuses on, and the energy data after focusing on is exported.
A kind of WSN electrical energy data acquiring device, described WSN electrical energy data acquiring device comprises: the electrical energy data acquiring unit is used for gathering low-voltage network electric supply meter indicating value; Wireless communication unit is used for sending routing iinformation, transmit the electric supply meter indicating value that collects and receiving outside control command by WSN; WSN route generation unit generates dynamic WSN routing table according to wireless receiving signal power or radio signal quality, and obtain the destination node address in the WSN routing table that has generated; Microprocessor is used to control described electrical energy data acquiring unit, wireless communication unit and the work of WSN route generation unit; Power supply is used to provide work energy.
Beneficial effect of the present invention is: wireless sensor network (WSN) technology has overcome the limitation of traditional point-to-point wireless communication mode of data, has that the topological structure dynamic is strong, self-organization and a network distribution type characteristic.For the great deal of nodes that is distributed in the very wide scope, each node all is an intelligent cell that can carry out data acquisition, data processing and data communication, even some node failure in the network, whole network still can normally move.The WSN data transmission technology adapts to the demand that low-voltage network is realized automatic management, has low cost, low-power consumption, superpower ability to communicate, communication distance is far away and antijamming capability is strong, stealing plurality of advantages such as warning automatically.
Description of drawings
Fig. 1 is the structured flowchart of WSN node in the prior art;
Fig. 2 is the structured flowchart of WSN electrical energy data acquiring device of the present invention;
Fig. 3, the 4th, the structured flowchart of WSN electrical energy data acquiring device embodiment of the present invention;
Fig. 5 is the structured flowchart of concentrator of the present invention;
Fig. 6 is the structured flowchart of concentrator embodiment of the present invention;
Fig. 7 is the annexation schematic diagram of WSN electrical energy data acquiring device of the present invention and the electric supply meter and the electric switch of registering one's residence;
Fig. 8, the 9th, the annexation schematic diagram of the WSN electrical energy data acquiring device of system of the present invention and electric supply meter and the electric switch of registering one's residence, concentrator, background server;
Figure 10 is the annexation schematic diagram of the WSN electrical energy data acquiring device of system of the present invention and electric supply meter and the electric switch of registering one's residence, concentrator and transformer, background server;
Figure 11 is the annexation schematic diagram of the concentrator of system of the present invention and transformer, background server, secondary WSN subnet.
Embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention.As shown in Figure 2, be the WSN electrical energy data acquiring device of the specific embodiment of the invention, described WSN electrical energy data acquiring device comprises: the ammeter data collecting unit is used for gathering low-voltage network electric supply meter indicating value; The RF radio frequency unit is used for sending routing iinformation, transmit the electric supply meter indicating value that collects and receiving outside control command by WSN; WSN route generation unit generates dynamic WSN routing table according to wireless receiving signal power or radio signal quality, and obtain the destination node address in the WSN routing table that has generated; Microprocessor is used to control described electrical energy data acquiring unit, wireless communication unit and the work of WSN route generation unit; Power supply is used to provide work energy.Described WSN electrical energy data acquiring device also comprises data storage cell, is used for the electric supply meter indicating value of storage of collected.
As shown in Figure 3, in an embodiment of WSN electrical energy data acquiring device, the ammeter data collecting unit comprises: the RS485 bus interface, connect the electric supply meter of being gathered by this RS485 bus interface, and gather the electric energy indicating value of electric supply meter; The electric leakage state detection interfaces is used for detecting low-voltage network user's electric leakage state; The on off state control interface is used for controlling the conducting or the disconnection of low-voltage network user's the electric switch of registering one's residence.
As shown in Figure 4, in another embodiment of WSN electrical energy data acquiring device, the ammeter data collecting unit comprises: the pulse access interface, connect the electric supply meter of being gathered by this pulse access interface, and gather the electric energy indicating value of electric supply meter; The electric leakage state detection interfaces is used for detecting low-voltage network user's electric leakage state; Switch output control interface is used for controlling the conducting or the disconnection of low-voltage network user's the electric switch of registering one's residence.
As Fig. 5, the concentrator of system of the present invention comprises: the WSN base station module, be used for communicating with described WSN electrical energy data acquiring device, and receive the energy data of gathering; Communication interface is used for transmitting described energy data by handheld reading meter device, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet, and receives outside control command; Microprocessor is used to control described WSN base station module, communication interface work; Power supply is used to provide work energy.
Shown in 6, in an embodiment of system of the present invention, described concentrator comprises: the WSN base station module, be used for communicating with described WSN electrical energy data acquiring device, and receive the energy data of gathering; Communication interface is used for transmitting described energy data by handheld reading meter device, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet, and receives outside control command; Microprocessor is used to control described WSN base station module, communication interface work; Power supply is used to provide work energy; The electrical energy data acquiring unit, the service data that is used for gathering the low-voltage network transformer; Energy data is called measurement unit together, is used for periodically giving an order to described WSN electrical energy data acquiring device, calls together and surveys all WSN electrical energy data acquiring devices collection energy datas; Memory is used for the storage of electrical energy data; LCD display and keyboard.
As shown in Figure 7, in an embodiment of system of the present invention, WSN electrical energy data acquiring device (703,704) is installed in respectively in the low-voltage customer table case (709,710).WSN electrical energy data acquiring device 703 is connected with electric supply meter 707 by the switch 705 of registering one's residence; and be connected with earth leakage protective device 701; gather the electric energy indicating value of electric supply meter 707, the state of earth leakage protective device 701, the state of the switch 705 of registering one's residence in real time or periodically, and may command the opening or closing of switch 705 of registering one's residence.
WSN electrical energy data acquiring device 704 is connected with electric supply meter 708 by the switch 706 of registering one's residence, and is connected with earth leakage protective device 702; Gather the electric energy indicating value of electric supply meter 708, the state of earth leakage protective device 702, the state of the switch 706 of registering one's residence in real time or periodically, and may command the opening or closing of switch 706 of registering one's residence.
As shown in Figure 8, the embedded base station module of WSN electrical energy data acquiring device and concentrator is realized self-organized network communication and sends data to base station module that base station module is transmitted data to concentrator by the WSN technology.Adopt low-power consumption, embedded microprocessor MSP430F147/149 series and RF radio frequency chip CC1000 design on the WSN electrical energy data acquiring device hardware of the present invention; terminal input AC electricity 220V; deliver to full-bridge rectification and become the 310V direct current through fuse, thermo-sensitive resistor protection, EMI processing (electromagnetic compatibility); the 310V direct current is converted to the direct current that 8v and 5V left and right sides two-way are isolated mutually through device VIPer22A, switch transformer and rectifier diode DC-DC, is transformed into 5V, 3V supply through LM7805 and LM1117 respectively at last and uses with circuit.
WSN electrical energy data acquiring device RS485 bus-type is used to gather the intelligent electric meter that possesses the RS485 communication interface, and WSN electrical energy data acquiring device Plus impulse type is used to gather the normal pulsed table that only possesses the pulse interface.
Regularly (blanking time can long-range or local setting for WSN electrical energy data acquiring device (RS485 bus-type), be traditionally arranged to be 1 minute) by the RS485 bus communication interface read connect the current electric energy indicating value of electric supply meter, its communication protocol meets " DL/T 645-1997 multifunctional electric energy meter communication protocols " and compatible stipulations, and the electric energy indicating value storage that reads is at " the ferroelectric EEPROM " of WSN electrical energy data acquiring device inside memory.When WSN electrical energy data acquiring device receives after calling together of concentrator survey order, then the electric energy indicating value that is collected by the WSN Network Transmission is forwarded to background server to concentrator by concentrator.
WSN electrical energy data acquiring device (Plus impulse type) is by the pulse output and the counting of interrupt mode acquisition pulse ammeter, and the counting sum is stored in inner " ferroelectric EEPROM " memory, the pulse constant K according to ammeter calculates the electric energy indicating value.When WSN electrical energy data acquiring device receives after calling together of concentrator survey order, then the electric energy indicating value that is collected by the WSN Network Transmission is forwarded to background server to concentrator by concentrator.
As shown in Figure 9, the a plurality of user sides that are arranged on low-voltage network of a plurality of WSN electrical energy data acquiring device correspondences, form one-level WSN subnet 901, each point in the one-level WSN subnet 901 is represented a node of a WSN network that is made of WSN electrical energy data acquiring device.The amplifier section of node as shown in Figure 9 is to be connected to form by the WSN electrical energy data acquiring device on right side and the electric supply meter in left side.
The wireless route and the transmission method of one-level WSN subnet are:
WSN electrical energy data acquiring device (hereinafter to be referred as acquisition terminal) periodically (can be provided with blanking time) sends routing iinformation by broadcast mode, other acquisition terminal that can receive in the WSN network of this routing iinformation will get access to strong and weak RSSI (the Received Signal Strength Indication of wireless receiving signal, the received signal volume indicator) or radio signal quality LQI (Link Quality Indication, the quality of connection indicating device), recipient's acquisition terminal is by calculating, judge that the back generates the dynamic network routing table, the utilization weight calculation method is obtained relaying acquisition terminal address (being the father address) automatically in the routing table that has generated.The non-broadcast message that any acquisition terminal sends all can be sent to this acquisition terminal and calculate the relay address that gets access to, and is upwards transmitted by the acquisition terminal one-level level as relaying then, until the base station module of delivering to concentrator.
Guarantee accurate, the reliable transmission of information for the information that acquisition terminal sends by confirming Ack and retransmission mechanism.If sending the current relaying acquisition terminal of acquisition terminal breaks down, then send acquisition terminal and can get access to standby relaying acquisition terminal address by dynamic routing table calculating at once, this moment, routed path can change, but institute's transmission information can the accurate concentrator that is transferred to.
Communication pattern between acquisition terminal and the concentrator is:
Concentrator can be called together and survey all families table Information Monitorings at integral point (can local or remotely be provided with, generally be 15 minutes integral multiple) active transmitting order to lower levels to acquisition terminal, and guarantees to call together the complete reliability of surveying data by affirmation mechanism.The family table data that the user also can operate at any time at background server, acquisition terminal is obtained in long-range transmission order can be obtained whole families table, also can only obtain the family table data of appointment.
If acquisition terminal detects alarm event, then can be sent to concentrator by acquisition terminal at once, concentrator also can forward the data to background server at once, need not wait for the survey of calling together of concentrator.
Above-mentioned wireless network self-organized algorithm need not manual intervention, and the existence that acquisition terminal can other acquisition terminals of perception, and definite annexation are formed structurized WSN network, plan for installation and construction.This WSN network has self-healing function, increase or delete an acquisition terminal, the change of acquisition terminal position or acquisition terminal and break down or the like, the WSN network can both self-regeneration, and network topology structure correspondingly adjusted, need not manual intervention, guarantee that whole system still can operate as normal.
As shown in figure 10, concentrator is positioned near low-voltage distribution net platform region transformer (power distribution cabinet or post upper box), the data acquisition unit of concentrator is gathered the distribution transformer service data in real time, comprise data such as three-phase voltage, three-phase current, active power, reactive power and power factor (PF), and to the day/moon voltage, electric current carry out statistical analysis, by one-level WSN subnet, receive the energy data that acquisition terminal is transmitted the electric supply meter that comes simultaneously.Concentrator regularly or receive the survey of calling together of background server, by one of five kinds of modes such as handheld reading meter device, GPRS, telecommunications broadband VPN, Modem and WSN network transferring electric power data to background server.
Concentrator of the present invention adopts high-performance, embedded microprocessor ARM9 and embedded OS Linux design on hardware, the collocating LCD liquid crystal display screen, 6 buttons, embedded WSN base station module, device can be according to user's request flexible configuration external communication interface simultaneously: GPRS/VPN/MODEM/ secondary WSN subnet.In the storage and retrieval of data, can store bimestrial at least historical data by file system or embedded toy data base storage platform district's data and user data, and can be according to time period, the quick retrieval and inquisition in table tool address to the background server desired data.Management for one-level WSN subnet: one-level WSN network parameter can be set by embedded WSN base station module, and can write down the failure condition of each acquisition terminal in the one-level WSN subnet.
As shown in figure 10, an embodiment of system of the present invention is to be made up of one-level WSN subnet (acquisition terminal, platform district concentrator), background server system and power supply station's FTP client FTP three big portions.This system is a unit for radio area; constitute each one-level WSN subnet by concentrated collector that is positioned at platform district switchgear house (cabinet) (embedded WSN subnet base station) and the acquisition terminal that is distributed in each gauge table case; the platform district concentrator of embedded subnet base station is regularly made a copy of by handheld reading meter device; GPRS; telecommunications broadband VPN; telephone wire Modem dialing or secondary WSN subnet regularly transmit image data (platform district Monitoring Data; family table electric weight; the earth leakage protective device state; data such as load condition) to the back-stage management server system of power supply administration; while one; secondary WSN subnet can receive remote control and the remote regulating order that WSN back-stage management server system sends and (finish data and call survey together; send/have a power failure; time synchronized; family table monitoring etc.), power supply station; low voltage electric network running status and abnormal information that clients such as business office can be had jurisdiction over the platform district by B/S browser remote real time monitoring.
One-level WSN subnet master is made up of acquisition terminal, platform district concentrator two big portions.Acquisition terminal is mainly gathered the power real-time data of low-voltage customer, comprises family table electric energy indicating value, user side earth leakage protective device state, the on off state of registering one's residence, and may command the opening/closing of switch of registering one's residence.Data such as the voltage of the main picking platform of concentrator district, platform district Circuit Fault on Secondary Transformer, electric current, power, and the analysis that takes statistics.The embedded base station module of acquisition terminal and concentrator is realized the self-organized network communication network and sends data to the base station that data are transmitted to concentrator in the base station by the WSN technology.Messaging parameter: communication speed 4.8kbps～19.2kbps, radio frequency 230～470MHz.
The platform district concentrator that embedded subnet base station is mentioned in the front by handheld reading meter device regularly make a copy of, five kinds of modes such as GPRS, telecommunications broadband VPN, telephone wire Modem dialing or secondary WSN subnet transmit the back-stage management server system of image data to power supply administration, the advantage of secondary WSN subnet is the real-time Transmission that had both guaranteed data, has reduced the cost of use of system again.
As shown in figure 11, the fiber optic network of Power System Data Net network has extended to 110KV transformer station, only need employing secondary WSN subnet to transformer station, transmits data to power supply administration's background system to the power distribution station transfer of data of transformer station's administration by transformer station's fiber optic network then.Along 10KV supply line as required the power supply of these wireless relay modules of distributed radio trunk module adopt the mode of solar cell+storage battery/ultracapacitor to power, the embedded wireless module MANET composition of the concentrator of this trunk module and each power distribution station secondary WSN subnet.Its messaging parameter is: communication speed 38.4kbps～250kbps, radio frequency 230～470MHz.
Therefore above embodiment only is used to illustrate the present invention, but not is used to limit the present invention.
Claims (12)
1. low-voltage network data processing method based on WSN is characterized in that described method may further comprise the steps:
Gather the energy data of low-voltage network;
Transmit the energy data that collects by wireless sensor network WSN;
From described WSN, receive described energy data, and focus on;
Energy data after focusing on is exported.
2. method according to claim 1 is characterized in that, the energy data of described collection low-voltage network comprises:
A plurality of electrical energy data acquiring points are set in described low-voltage network, and make each electrical energy data acquiring point all become the node of described WSN; The energy data that described electrical energy data acquiring point is gathered and storage is local;
The energy data of described this locality comprises: the service data of local transformer in the service data of local user's ammeter or the low-voltage network in the low-voltage network.
3. method according to claim 2 is characterized in that, the described energy data that collects by wireless sensor network WSN transmission comprises:
The transmission routing iinformation of described electrical energy data acquiring property dot cycle, other electrical energy data acquiring points that can receive this routing iinformation among the described WSN generate the dynamic network routing table according to wireless receiving signal power or radio signal quality, and in the routing table that has generated, obtain electrical energy data acquiring dot address as relaying, upwards transmit energy data by electrical energy data acquiring point one-level level then as relaying.
4. method according to claim 3 is characterized in that, describedly receives described energy data from described WSN, and focuses on and comprise:
Periodically give an order to described electrical energy data acquiring point, call together and survey all electrical energy data acquiring points collection energy datas.
5. method according to claim 2 is characterized in that, the energy data after described will the focusing on is exported and comprised:
By handheld reading meter device is regularly made a copy of, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or the transmission of WSN subnet are gathered energy data to background server;
Described background server is by transmission remote control of electrical energy data acquiring point or the remote regulating order in described WSN net of handheld reading meter device, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet;
The low-voltage network running status that described background server is had jurisdiction over the platform district by B/S browser remote real time monitoring.
6. low-voltage network data handling system based on WSN is characterized in that described system comprises:
WSN electrical energy data acquiring device is used to gather the energy data of low-voltage network, and the energy data that collects by wireless sensor network WSN transmission;
Concentrator is used for receiving the energy data of gathering from the WSN electrical energy data acquiring device of described WSN, and focuses on, and the energy data after focusing on is exported.
7. system according to claim 6 is characterized in that, a plurality of WSN electrical energy data acquiring devices are set in described low-voltage network, and makes each WSN electrical energy data acquiring device all become the node of described WSN; Described WSN electrical energy data acquiring device comprises:
The electrical energy data acquiring unit, the service data that is used for gathering the low-voltage network electric supply meter;
Wireless communication unit is used for sending routing iinformation, transmit the energy data that collects and receiving outside control command by WSN;
WSN route generation unit generates dynamic WSN routing table according to wireless receiving signal power or radio signal quality, and obtains the WSN electrical energy data acquiring unit address as relaying in the WSN routing table that has generated,
Microprocessor is used to control described electrical energy data acquiring unit, wireless communication unit and the work of WSN route generation unit;
Power supply is used to provide work energy;
Data storage cell is used for the service data of the electric supply meter of storage of collected;
The electric leakage state detection unit is used for detecting low-voltage network user's electric leakage state;
The on off state control unit is used for controlling the conducting or the disconnection of low-voltage network user's the electric switch of registering one's residence.
8. system according to claim 7, it is characterized in that, described WSN electrical energy data acquiring device periodically sends routing iinformation, other WSN electrical energy data acquiring devices that can receive this routing iinformation among the described WSN generate the dynamic network routing table according to wireless receiving signal power or radio signal quality, and in the routing table that has generated, obtain WSN electrical energy data acquiring unit address as relaying, then by the service data of upwards transmitting electric supply meter as the WSN electrical energy data acquiring device one-level level of relaying.
9. system according to claim 6 is characterized in that, described concentrator comprises:
The WSN base station module is used for communicating with described WSN electrical energy data acquiring device, receives the energy data of gathering;
Communication interface is used for transmitting described energy data by handheld reading meter device, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet, and receives outside control command;
Microprocessor is used to control described WSN base station module, communication interface work;
Power supply is used to provide work energy;
The electrical energy data acquiring unit, the service data that is used for gathering the low-voltage network transformer;
Energy data is called measurement unit together, is used for periodically giving an order to described WSN electrical energy data acquiring device, calls together and surveys all WSN electrical energy data acquiring devices collection energy datas.
10. system according to claim 6, it is characterized in that, described system also comprises: background server, described concentrator is connected with described background server by handheld reading meter device interface, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet, and the energy data that transmission is gathered is to background server;
Described background server comprises: remote control or remote regulating unit are used for by handheld reading meter device, GPRS, telecommunications broadband VPN, telephone wire Modem dialing or WSN subnet to described concentrator transmission remote control or remote regulating order; Monitoring unit is used for by the described low-voltage network running status of B/S browser remote real time monitoring;
Wherein, described concentrator sends described remote control or remote regulating order to corresponding WSN electrical energy data acquiring device by described WSN.
11. a WSN electrical energy data acquiring device is characterized in that, described WSN electrical energy data acquiring device comprises:
The electrical energy data acquiring unit is used for gathering low-voltage network electric supply meter indicating value;
Wireless communication unit is used for sending routing iinformation, transmit the electric supply meter indicating value that collects and receiving outside control command by WSN;
WSN route generation unit generates dynamic WSN routing table according to wireless receiving signal power or radio signal quality, and obtain the destination node address in the WSN routing table that has generated;
Microprocessor is used to control described electrical energy data acquiring unit, wireless communication unit and the work of WSN route generation unit;
Power supply is used to provide work energy.
12. WSN electrical energy data acquiring device according to claim 11 is characterized in that, described WSN electrical energy data acquiring device also comprises:
Data storage cell is used for the electric supply meter indicating value of storage of collected;
The electric leakage state detection unit is used for detecting low-voltage network user's electric leakage state;
The on off state control unit is used for controlling the conducting or the disconnection of low-voltage network user's the electric switch of registering one's residence.
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| TWI464436B (en) * | 2010-04-21 | 2014-12-11 | Hon Hai Prec Ind Co Ltd | System and method for monitoring transformers |
| CN102937987B (en) * | 2012-10-26 | 2016-03-16 | 浙江昱能科技有限公司 | The method of the Centralized Controller inquiry inverter in distributed multiple inverter system |
| CN102937987A (en) * | 2012-10-26 | 2013-02-20 | 浙江昱能光伏科技集成有限公司 | Method for querying inverters by integrated controller in distributed multi-inverter system |
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| CN104319898A (en) * | 2014-11-13 | 2015-01-28 | 国家电网公司 | Orderly power utility inquiring system of bilateral interaction |
| CN104881986A (en) * | 2015-06-08 | 2015-09-02 | 国网河南省电力公司漯河供电公司 | Self-addressing type on-site meter reading device |
| CN106128118A (en) * | 2016-06-08 | 2016-11-16 | 青岛交通科技信息有限公司 | A kind of wireless vehicle detecting system |
| CN106532938A (en) * | 2016-11-09 | 2017-03-22 | 国网山东省电力公司东阿县供电公司 | Monitoring system for middle-and-low-voltage power distribution network |
| CN106781391A (en) * | 2016-12-29 | 2017-05-31 | 天津铁研智能技术有限公司 | A kind of remote wireless meter recording and transmission method |
| CN106940625A (en) * | 2017-03-15 | 2017-07-11 | 四川创能海博科技有限公司 | The date storage method of intelligent electric meter |
| CN110246054A (en) * | 2019-04-28 | 2019-09-17 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of intelligent electricity anti-theft total management system and method |
| CN110324409A (en) * | 2019-06-11 | 2019-10-11 | 厦门骐俊物联科技股份有限公司 | A kind of OpenCPU development platform for intelligent electric power concentrator |
| CN112738147A (en) * | 2019-10-28 | 2021-04-30 | 株洲中车机电科技有限公司 | Data transmission method of remote terminal unit and sewage treatment informatization system |
| CN113347682A (en) * | 2021-06-07 | 2021-09-03 | 武汉特试特科技股份有限公司 | Power distribution terminal method and equipment with adaptive communication obstacle avoidance capability |
| CN113347682B (en) * | 2021-06-07 | 2022-07-29 | 武汉特试特科技有限公司 | Power distribution terminal method and equipment with adaptive communication obstacle avoidance capability |
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