CN103187723B - Network energy balance control system - Google Patents
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- CN103187723B CN103187723B CN201110458150.3A CN201110458150A CN103187723B CN 103187723 B CN103187723 B CN 103187723B CN 201110458150 A CN201110458150 A CN 201110458150A CN 103187723 B CN103187723 B CN 103187723B
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Abstract
The invention discloses a network energy balance control system, and relates to the field of power supply control. The network energy balance control system solves the problem that in the prior art, input values of high-voltage direct current power are not stable in the process of transmission. The network energy balance control system mainly comprises a power measurement module and an energy balance control module, wherein the power measurement module is used for measuring input values of a high-voltage direct current from an upper level local side, and the energy balance control module is used for comparing the input values of the high-voltage direct current and a matrix value of a built-in standard current voltage, and adjusting output of the high-voltage direct current according to comparison results. The network energy balance control system is mainly used for providing power supply compensation.
Description
Technical field
The present invention relates to the power supply control field in the communication technology, relate in particular to a kind of network energy balance control system.
Background technology
Rapidly, the maintenance as " heart " power supply of communicating by letter also seems particularly important so in mobile communication technology development.Communication base station adopts DC power-supply system that the energy is provided, and generally adopts combined frame power-supply system, wears the DC uninterrupted electric power system of the lead-acid batteries composition of online floating charge power supply system.Its supply power voltage is-48V.The output current capacity of its rectifier module is considered depending on host requirements, batteries charging demand, uninterrupted power supply nargin demand etc.
But because the reasons such as base station number in actual application is many, it is wide to distribute, website environmental difference are large, so for the network coverage, have to by a large amount of base stations build on the high mountain of field, house owed by a citizen commanding elevation, hot and humid district etc., thereby produce that power supply difficulty is large, high voltage direct current in transport process due to reasons such as decay, while entering power consumption equipment, the defeated problem such as unstable in power, causes failure rate rising etc.
Summary of the invention
Embodiments of the invention provide a kind of network energy balance control system, realize balanced power stage, reduce failure rate.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A network energy balance control system, comprising: power measurement module and balancing energy control module; Wherein,
Described power measurement module is measured, for measuring the input value from the high voltage direct current of upper level local side;
Balancing energy control module, for the matrix value of the high voltage direct current input value of measurement and built-in normalized current voltage is compared, and adjusts the output of described high voltage direct current according to result relatively.
Further, this system also comprises: high voltage direct current power supply bypass channel and energy supplement are for electric channel; Wherein,
Described balancing energy control module, while being less than the matrix value of normalized current voltage specifically for the input value when described high voltage direct current, controlling described high voltage direct current power supply bypass channel closes, and open described energy supplement and charge for electric channel, after being full of electricity, control described high voltage direct current power supply bypass channel and open, to jointly export high voltage direct current with described energy supplement for electric channel.
In addition, described balancing energy control module, while being greater than the matrix value of normalized current voltage specifically for the input value when described high voltage direct current, when keeping described high voltage direct current power supply bypass channel to open, opening described energy supplement and charges for electric channel.
Further, above-mentioned energy supplement comprises for electric channel: capacitance module, transmission rectifier module, reception rectifier module; This system also comprises: thermal balance power stage self-adjusting administration module, input power temperature detecting module, power output temperature detecting module; Wherein,
Described thermal balance power stage self-adjusting administration module, for preset hot emulated data, described emulated data comprise corresponding different temperatures association for sending rectifier module and receiving the thermal balance output valve of rectifier module;
Described input power temperature detecting module and described power output temperature detecting module, for monitoring respectively described reception rectifier module and described transmission rectifier module in the temperature of charging process;
Described balancing energy control module, also the temperature for monitoring respectively according to hot emulated data and described input power temperature detecting module and power output temperature detecting module, controls described energy supplement for the charge or discharge of capacitance module in electric channel.
In addition, particularly, this system comprises: high voltage direct current power supply bypass channel, capacitance module, transmission rectifier module, reception rectifier module, thermal balance power stage self-adjusting administration module, input power temperature detecting module, power output temperature detecting module;
Described balancing energy control module, specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 15%-25%, control high voltage direct current power supply bypass channel and close, start to receive rectifier module and send rectifier module capacitance module is charged;
Input power temperature detecting module and power output temperature detecting module are monitored respectively described reception rectifier module and are sent the temperature of rectifier module in charging process;
In the temperature monitoring described in described balancing energy control module basis and described hot emulated data, the thermal balance output valve of corresponding described temperature association is controlled respectively the output of described transmission rectifier module and/or described reception rectifier module;
Described direct current supply bypass channel is opened, and merges output power supply with the high voltage direct current of described transmission rectifier module.
In addition, described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 25%-35%, controlling high voltage direct current power supply bypass channel closes, and control according to the first built-in controlling value adjustment and send rectifier module and receive the output of rectifier module, and control described transmission rectifier module and receive rectifier module and adopt the output after described adjustment to charge to capacitance module;
Input power temperature detecting module and power output temperature detecting module are monitored respectively described reception rectifier module and are sent the temperature of rectifier module in charging process;
In the temperature monitoring described in described balancing energy control module basis and described hot emulated data, the thermal balance output valve of corresponding described temperature association is controlled respectively the output of described transmission rectifier module and/or described reception rectifier module;
Described direct current supply bypass channel is opened, and merges output power supply with the high voltage direct current of described direct current supply bypass channel and described transmission rectifier module.
In addition, described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 35%-45%, controlling high voltage direct current power supply bypass channel opens, and control the output that sends rectifier module according to the second built-in controlling value adjustment, so that the high voltage direct current of described direct current supply bypass channel and described transmission rectifier module merges output power supply; Or
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 50%-60%, control high voltage direct current power supply bypass channel and open, and directly through described high voltage direct current power supply bypass channel output power supply.
In addition, described balancing energy control module, specifically for being greater than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 15%-30%, control described transmission rectifier module and receive rectifier module capacitance module is charged;
High voltage direct current power supply bypass channel is opened, and merges output power supply with the high voltage direct current of described transmission rectifier module.
In addition, described balancing energy control module, also specifically for being greater than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 50%-60%, controlling high voltage direct current power supply bypass channel opens, and control high voltage direct current input value that described power measurement module is remeasured and the matrix value of described built-in normalized current voltage compares again, if comparative result is unchanged, directly through described direct current supply bypass channel output, power.
In preferred version, system also comprises: bus communication interface module;
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and when the described matrix-valued 50%-60%, by described bus communication interface module, report direct current supply line brownout warning message with described matrix-valued gap; When described high voltage direct current input value is greater than described matrix value, and with described matrix-valued gap when the described matrix-valued 50%-60%, by described bus communication interface module, report direct current supply line overtension warning message.
In the network energy balance control system providing in the embodiment of the present invention, when controlling the output of rectifier module, balancing energy control module considers the high voltage direct current input value measured and the gap between canonical matrix value, suitable unlatching or the direct current supply bypass channel of closing the door, and then from the high input voltage value of local side when low, by the mode of double incorporation, make electric capacity export direct current together with direct current supply bypass channel and guarantee that High voltage output reaches setting, from on the high input voltage value of local side when high, make capacitor charging, and then consume excessive high voltage direct current, can guarantee under any circumstance, the stability of integration system high voltage direct current input, realize balanced power stage, reduce failure rate.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of network energy balance control system in the embodiment of the present invention one;
Fig. 2 is an application scenarios schematic diagram of network energy balance control system in the embodiment of the present invention two;
Fig. 3 is the execution principle schematic of the network energy balance control system of the embodiment of the present invention two mesohigh direct current input values while being less than matrix-valued 15-25%;
Fig. 4 be in the embodiment of the present invention two rectifier module efficiency and temperature be related to schematic diagram;
Fig. 5 be in the embodiment of the present invention two rectifier module efficiency and temperature be related to schematic diagram;
Fig. 6 is the execution principle schematic of the network energy balance control system of the embodiment of the present invention two mesohigh direct current input values while being less than matrix-valued 25-35%.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.And following embodiment is possibility of the present invention, embodiment put in order and the numbering execution sequence preferred with it of embodiment irrelevant.
Embodiment mono-
The present embodiment discloses a kind of network energy balance control system, and as shown in Figure 1, this system comprises: power measurement module 804 and balancing energy control module 805; High voltage direct current power supply bypass channel 81 and energy supplement are for electric channel 80; Wherein, energy supplement comprises for electric channel 80: capacitance module 1, static switching 2, transmission rectifier module 802, reception rectifier module 803;
Power measurement module measures 804, for measuring the input value from the high voltage direct current of upper level local side;
Balancing energy control module 805, for the matrix value of the high voltage direct current input value of measurement and built-in normalized current voltage is compared, and adjusts the output of the high voltage direct current of whole system according to result relatively.
Particularly, balancing energy control module 805, while being less than the matrix value of normalized current voltage specifically for the input value when described high voltage direct current, control described high voltage direct current power supply bypass channel and close 81, and open energy supplement and charge for electric channel, after being full of electricity, controlling described high voltage direct current power supply bypass channel and open 81, to jointly export high voltage direct current with described energy supplement for electric channel 80.
Further, balancing energy control module 805, while being greater than the matrix value of normalized current voltage specifically for the input value when high voltage direct current, when keeping described high voltage direct current power supply bypass channel 81 to open, opening described energy supplement and charge for electric channel 80.
In preferred version, in order to guarantee that capacitance module can be in the process of charge or discharge, can not affect because of temperature the efficiency of electric capacity, so in the present embodiment, this system also comprises: thermal balance power stage self-adjusting administration module 801, input power temperature detecting module 807, power output temperature detecting module 806;
Thermal balance power stage self-adjusting administration module 801, for preset hot emulated data, described emulated data comprise corresponding different temperatures association for sending rectifier module 802 and receiving the thermal balance output valve of 803 of rectifier moulds;
Input power temperature detecting module 807 and described power output temperature detecting module 806, for monitoring respectively described reception rectifier module 803 and described transmission rectifier module 802 in the temperature of charging process;
Balancing energy control module 805, also the temperature for monitoring respectively according to hot emulated data and described input power temperature detecting module 807 and power output temperature detecting module 806, controls described energy supplement for the charge or discharge of capacitance module 1 in electric channel 80.
Particularly, above-mentioned balancing energy control module can be specially microprocessor microcontroller TMS320LF2407.
Because high voltage direct current power easily produces fluctuation in the process of reality input, less stable, so the value of actual measurement is normal and theoretical value has deviation, in order to adjust this deviation, has adopted the matrix-valued mode of normal voltage electric current built-in in balancing energy control module.The matrix value of this normal voltage electric current can be as shown in following table one:
Table one
For example: high input voltage value is 2700, by 2700, compares with 3000.
Wherein, this rectifier comprises transmission rectifier and receives rectifier, more specifically, can be transmission flyback soft switch DC/DC rectifier and the soft switch DC/DC of reception flyback rectifier.Accordingly, hot emulated data also comprises and is respectively used to send the part of rectifier and for receiving the part of rectifier, thus, balancing energy control module can partly be controlled and send the soft switch DC/DC of flyback rectifier according to the transmission rectifier in hot emulated data, according to the reception rectifier in hot emulated data, partly controls and receives the soft switch DC/DC of flyback rectifier.
In addition, above-mentioned balancing energy control module 805, according to hot emulated data and stablizing of monitoring, is controlled energy supplement for the situation of the charge or discharge of capacitance module 1 in electric channel 80, can be divided into several as follows:
High voltage direct current input value is less than matrix value, and with matrix-valued gap at matrix-valued 5%-15%;
High voltage direct current input value is less than matrix value, and with matrix-valued gap at matrix-valued 15%-25%;
High voltage direct current input value is less than matrix value, and with matrix-valued gap at matrix-valued 25%-35%;
High voltage direct current input value is less than matrix value, and with matrix-valued gap at matrix-valued 35%-45%;
High voltage direct current input value is less than matrix value, and with matrix-valued gap at matrix-valued 50%-60%;
High voltage direct current input value is greater than matrix value, and with matrix-valued gap at matrix-valued 15-30%;
High voltage direct current input value is greater than matrix value, and with matrix-valued gap at matrix-valued 50%-60% etc.
Specifically according to these what states, controlling the output procedure that receives rectifier and send rectifier can be with reference to following embodiment bis-.
The network energy balance control system that the present embodiment provides can arrange with network in, the input of reception high voltage direct current, before this high voltage direct current input enters into power consumption equipment, high voltage direct current is adjusted, in this system, balancing energy control module detects high voltage direct current input value and receiving matrix value, and comparison input value and comparison value, again according to the output of the high voltage direct current of the suitable adjustment whole system of their results relatively, guarantee when the high input voltage value from local side is low, by capacitor discharge, improve high input voltage value and reach setting, when high input voltage value is high, by to capacitor charging consumption part, high input makes to input high pressure and reaches setting, and then expansion high voltage direct current output value, guarantee the stable supplying of high voltage direct current, reduce failure rate.
Embodiment bis-
The present embodiment is specifically in conjunction with the scene shown in Fig. 2, a kind of network energy balance control system is described, as shown in Figure 2, in this scene, illustrated a system of controlling network energy equilibrium, this system comprises: high voltage direct current power supply bypass channel, send DC/DC rectifier module, receive DC/DC rectifier module, 24V super-capacitor module 2, 24V super-capacitor module 1, static switch 1, static switch 2, input power temperature detecting module, power output temperature detecting module, thermal balance power stage self-adjusting administration module, power measurement module, balancing energy control module, bus interface communication module.
The operation principle that this system is concrete is as follows:
Power measurement module is measured the high input voltage value from upper level local side, and balancing energy control module compares the matrix value of the high voltage direct current input value of measurement and built-in normalized current voltage, and according to result relatively, adjusts the output of described high voltage direct current.
Due to according to the difference of the gap between high voltage direct current input value and the matrix value of built-in normalized current voltage, the process that balancing energy control module is finally controlled rectifier module is also different, therefore particularly, can distinguish following situation, comprising:
When high voltage direct current input value is less than matrix value, and when the matrix-valued 5%-15%, high voltage direct current power supply bypass channel is opened with matrix-valued gap. and high voltage direct current input is directly exported through high voltage direct current power supply bypass channel. and network energy equalising control device is closed automatically.
When high voltage direct current input value is less than matrix value, and with matrix-valued gap when the matrix-valued 15%-25%, high voltage direct current power supply bypass channel is closed, and balancing energy control module starts to receive rectifier module and send rectifier module charges to capacitance module; Input power temperature detecting module and power output temperature detecting module are monitored respectively and are received rectifier module and send the temperature of rectifier module in charging process; Balancing energy control module is controlled respectively the output that sends rectifier module and/or receive rectifier module according to the thermal balance output valve of corresponding described temperature association in the temperature monitoring and hot emulated data; High voltage direct current power supply bypass channel is opened, and merges output power supply with the high voltage direct current of described transmission rectifier module.Particularly, as shown in Figure 3, process is as follows for above-mentioned principle:
11, high voltage direct current power supply bypass channel is closed;
12, balancing energy control module starts reception DC-DC (DC/DC) rectifier module, and static switch 1 or 2 is opened;
13, receive DC/DC rectifier module and start 24v super-capacitor module 1 or 2 chargings;
14, balancing energy control module control to send DC/DC rectifier and successively the 24v super-capacitor module 1 or 2 of having charged is carried out to secondary booster to canonical matrix value, exports to high voltage direct current;
15, input power temperature detecting module is in the process of above-mentioned charging, monitor the electric current and voltage of sending and receiving DC/DC rectifier module and the temperature variations of this DC-DC rectifier module power conversion core component, monitor the temperature value of the sensor for measuring temperature of sending and receiving DC-DC rectifier module core point;
This step description of Related Art:
2 ℃ of the every risings of electronic devices and components temperature, reliability decrease 10%, 1/6 when life-span when temperature rise is 50 ℃ only has 25 ℃ of temperature rises.In DC/DC rectifier module power supply architecture, main components and parts have; Pulse width modulator (control conversion efficiency), photoelectrical coupler (input and output isolation, before and after avoiding, level is disturbed, and transmit sample intelligence to PWM, stablizing of maintenance output voltage), VDMOS (power conversion components, utilize its good switching characteristic to improve conversion efficiency) and Schottky diode (rectification and filtering are the critical pieces of power stage).Rectifier module temperature characterisitic shows as: in temperature, is less than in 150 ℃, and the output voltage slow decreasing of rectifier module, reason is that the decline due to optocoupler current transfer ratio causes; When temperature is greater than 150 ℃, rectifier module output voltage declines rapidly, and even output voltage is almost nil, its reason be now in rectifier module the magnetic core temperature of transformer approach Curie-point temperature (220 ℃).Transformer action inefficacy institute causes.In this case, if rectifier module inside does not produce other damage, rectifier module temperature returns to room temperature, rectifier module powers up again, rectifier module output voltage still can return to normal value. when ambient temperature surpasses 150 ℃ of left and right, because the magnetic core temperature of module transformer reaches range points, magnetic core temperature is raise, this positive feedback meeting raises rapidly magnetic core temperature, the heat producing is also more, cause the damage of other device of inside modules, be easy to cause the permanent damage of rectifier module.
The relation of rectifier module output voltage and working temperature:
For the temperature variant hot emulated data of rectifier module electrical parameter, the whole hot-cool environment test platform of this programme model rectifier module, test its input current, output current, output voltage (Vout) electrical parameter, experimental condition: for example.Keep input voltage 28V, output loading 15 Ω, output current 1A; Test input electric current and output voltage variation with temperature.The output voltage of finding horizontal piece has obvious decline, input current, the variation tendency of output current is not clearly, its variation tendency is the rising that is accompanied by temperature, the voltage of rectifier module reduces gradually, and trend is very obvious, as can be seen from Fig. 4, heating-up temperature is at 50 ℃, and Vout is 14.98V; When temperature is 142 ℃, Vout reduces to 14.90V.In addition,, because the efficiency of rectifier module is the important indicator of its performance, when decrease in efficiency is to certain numerical value, module also can too much lose efficacy because of producing heat.Calculated this experimental condition lower module efficiency variation with temperature, the efficiency of rectifier module as seen from Figure 5, along with the rising of temperature for this reason, variation tendency is more obvious, start comparatively slowly, along with the rising of temperature, accelerate gradually, present Boltzmann exponential distribution.In test, find to be raised to 150 ℃ when temperature, rectifier module output voltage is zero.
According to this cover test platform.This programme is installed dot matrix level sensor for measuring temperature at the magnetic core of core heat generating components pulse width modulator (control conversion efficiency), VDMOS (power conversion components), Schottky diode (rectification and filtering) and the transformer of sending and receiving DC/DC rectifier module respectively.And by input and output power temperature detecting module, detected respectively.By balancing energy control module, controlling equal power output self-adjusting administration module controls and protects the output of sending and receiving DC/DC rectifier module.
16, the temperature-averaging that input power temperature detecting module monitoring receives DC/DC rectifier module core point is, for example: 60-70 degree;
17, balancing energy control module according to thermal balance power stage self-adjusting administration module built-in for the temperature variant hot emulated data of rectifier module electrical parameter, reduce to receive DC/DC rectifier module to two groups of 24v super-capacitor module frequent cycle charging in intervals, and on former charging current basis, reduce 15% charging current and reduce Overall Power Consumption;
18, the temperature-averaging that power output temperature detecting module monitoring sends DC/DC rectifier core point is, for example 80-100 degree;
19, balancing energy control module is according to the temperature variant hot emulated data of the built-in rectifier module electrical parameter of thermal balance power stage self-adjusting administration module, and the output voltage of adjusting transmission DC/DC rectifier is consistent with input voltage.High voltage direct current power supply bypass channel is opened, and then realizes double incorporation output power supply.
20, receive DC/DC rectifier and only one group of 24v super-capacitor module is carried out to discontinuity charging, and on former charging current basis, reduce 35% charging current and reduce Overall Power Consumption.
When high voltage direct current input value is less than matrix value, and with matrix-valued gap when the 25%-35%, high voltage direct current power supply bypass channel is closed, according to the first built-in controlling value, (this first controlling value belongs to the part in normal voltage current matrix value to the control of balancing energy control module, can be with reference to above-mentioned table one) adjust the output that sends rectifier module and receive rectifier module, send rectifier module and receive rectifier module and adopt the output after described adjustment to charge to capacitance module; Input power temperature detecting module and power output temperature detecting module are monitored respectively and are received rectifier module and/or send the temperature of rectifier module in charging process; When the temperature monitoring reaches the scope recording in described hot emulated data, the output that the adjustment of balancing energy control module sends reorganizer and output rectifier module arrives the associated transmission rectifier module and the thermal balance output numerical value that receives rectifier module of this temperature range in described hot emulated data; Direct current supply bypass channel is opened, thereby merges output power supply through the high voltage direct current of described direct current supply bypass channel and described transmission rectification.Particularly, as shown in Figure 6, scheme is as follows:
31, high voltage direct current power supply bypass channel is closed;
32, balancing energy control module sends the output voltage of DC/DC rectifier module according to the adjustment of built-in normal voltage current matrix value (i.e. the first controlling value), makes this voltage ratio standard value reduce by 20% output;
33, balancing energy control module starts reception DC/DC rectifier module and determines charging current limiter value, and static switch 1 or 2 is opened;
34, receive DC/DC rectifier module and start 24v super-capacitor module 1 or 2 to start charging with standard charging current value 1/3;
35, balancing energy control module control to send DC/DC rectifier module and successively the 24v super-capacitor module 1 or 2 of having charged is carried out to secondary booster to canonical matrix value. export to high voltage direct current;
36, input power temperature detecting module, in above-mentioned charging process, is monitored the electric current and voltage of the soft switch DC/DC of sending and receiving inverse-excitation type rectifier module, the temperature variations of this DC-DC rectifier module power conversion core component.
Follow-up execution step, with above-mentioned 16-21, is not repeated herein.
When high voltage direct current input value is less than matrix value, and with matrix-valued gap when the matrix-valued 35%-45%, high voltage direct current power supply bypass channel is opened, described balancing energy control module is controlled the output that sends rectifier module according to the second built-in controlling value adjustment, and the high voltage direct current of described direct current supply bypass channel and described transmission rectifier module merges output power supply.Preferably, this process can also comprise: described balancing energy control module reports direct current supply line brownout warning message by bus communication interface module.
For example: high voltage direct current input value be less than matrix value and with matrix-valued gap when the matrix-valued 35%-45%, high voltage direct current power supply bypass channel is opened, balancing energy control module according to built-in normal voltage current matrix value (i.e. the second controlling value) thus adjust the output voltage that sends DC/DC rectifier module and higher than high voltage direct current input value 3-5%., realize double incorporation output and power.Further, network energy equalising control device system reports the alarm of direct current supply line brownout by on-the-spot multibus.
When high voltage direct current input value is less than matrix value and with matrix-valued gap during at matrix-valued 50%-60%, high voltage direct current power supply bypass channel is opened, thereby directly through described direct current supply bypass channel output power supply.
For example: when high voltage direct current input value is less than matrix value and with matrix-valued gap during at matrix-valued 50%-60%, high voltage direct current power supply bypass channel is opened; Network energy equalising control device automatic shutter.
When high voltage direct current input value is greater than matrix-valued and with matrix-valued gap during at matrix value 15%-30%, balancing energy control module is controlled to send rectifier module and receive rectifier module and adopted the output after described adjustment to charge to capacitance module; High voltage direct current power supply bypass channel is opened, directly through described high voltage direct current power supply bypass channel output power supply.
For example: balancing energy control module starts reception DC/DC rectifier module, and static switch 1 or 2 is opened; Receiving DC/DC rectifier module starts 24v super-capacitor module 1 or 2 to start charging; Balancing energy control module is controlled transmission DC/DC rectifier module and successively the 24v super-capacitor module 1 or 2 of having charged is carried out to secondary booster to canonical matrix value; High voltage direct current power supply bypass channel is opened; High voltage direct current input minute two parts input, the high voltage direct current of leading up to power supply bypass channel is directly exported, and separately leads up to receiving key DC/DC rectifier module-static switch 1 or 2--24v super-capacitor module 1 or 2--to send DC/DC rectifier module and complete high input voltage is carried out to step-down.
When high voltage direct current input value is greater than matrix value and with matrix-valued gap during at matrix-valued 50%-60%, high voltage direct current power supply bypass channel is opened, balancing energy control module detects the high voltage direct current input value that receives and again from the matrix value of upper level local side, and high voltage direct current input value and matrix value are compared again, if comparative result is unchanged, directly through high voltage direct current power supply bypass channel output power supply.Preferably, this process can also comprise that balancing energy control module reports direct current supply line overtension warning message by bus communication interface module.
For example: high voltage direct current input value be greater than matrix value and with matrix-valued gap when the matrix value 50%-60%, high voltage direct current power supply bypass channel is opened; Balancing energy control module detects high voltage direct current input Zhi Yu upper level end office (EO) again or central office sends to the matrix value of native system, and compares; If comparative result is normal, represent that upper level end office (EO) or central office send to the matrix magnitude of voltage of native system not change; Further, network energy equalising control device is closed automatically, reports the alarm of direct current supply line overtension by on-the-spot multibus.
The system that the present embodiment provides, when adjustment high voltage direct current input value makes its stable output, can also be according to the temperature of monitoring rectifier module and the output that hot emulated data is adjusted rectifier module automatically, and then can avoid rectifier when to network provisioning energy because the problems such as rectifier fault that ceaselessly output causes, realization in balanced whole power output simultaneously, guarantee the normal work of rectifier, reduced because the failure problems that temperature causes.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add essential general hardware platform by software and realize, can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Understanding based on such, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium can read, as the floppy disk of computer, hard disk or CD etc., comprise that some instructions are used so that the scheme described in each embodiment of equipment execution the present invention.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection range with claim.
Claims (7)
1. a network energy balance control system, is characterized in that, comprising: power measurement module and balancing energy control module; Wherein,
Described power measurement module is measured, for measuring the input value from the high voltage direct current of upper level local side;
Balancing energy control module, for the matrix value of the high voltage direct current input value of measurement and built-in normalized current voltage is compared, and adjusts the output of described high voltage direct current according to result relatively;
This system also comprises: high voltage direct current power supply bypass channel and energy supplement are for electric channel; Wherein,
Described balancing energy control module, while being less than the matrix value of normalized current voltage specifically for the input value when described high voltage direct current, controlling described high voltage direct current power supply bypass channel closes, and open described energy supplement and charge for electric channel, after being full of electricity, control described high voltage direct current power supply bypass channel and open, to jointly export high voltage direct current with described energy supplement for electric channel;
Described balancing energy control module, while being specifically also greater than the matrix value of normalized current voltage for the input value when described high voltage direct current, when keeping described high voltage direct current power supply bypass channel to open, opening described energy supplement and charges for electric channel;
Described energy supplement comprises for electric channel: capacitance module, transmission rectifier module, reception rectifier module; This system also comprises: thermal balance power stage self-adjusting administration module, input power temperature detecting module, power output temperature detecting module; Wherein,
Described thermal balance power stage self-adjusting administration module, for preset hot emulated data, described hot emulated data comprise corresponding different temperatures association for sending rectifier module and receiving the thermal balance output valve of rectifier module;
Described input power temperature detecting module and described power output temperature detecting module, for monitoring respectively described reception rectifier module and described transmission rectifier module in the temperature of charging process;
Described balancing energy control module, also the temperature for monitoring respectively according to hot emulated data and described input power temperature detecting module and power output temperature detecting module, controls described energy supplement for the charge or discharge of capacitance module in electric channel.
2. network energy balance control system according to claim 1, is characterized in that, this system also comprises: high voltage direct current power supply bypass channel;
Described balancing energy control module, specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 15%-25%, control high voltage direct current power supply bypass channel and close, start to receive rectifier module and send rectifier module capacitance module is charged;
The described reception rectifier module that described balancing energy control module monitors according to described input power temperature detecting module and power output temperature detecting module and the thermal balance output valve that sends corresponding described temperature association in the temperature of rectifier module in charging process and described hot emulated data are controlled respectively the output of described transmission rectifier module and/or described reception rectifier module;
Described direct current supply bypass channel is opened, and merges output power supply with the high voltage direct current of described transmission rectifier module.
3. network energy balance control system according to claim 2, is characterized in that,
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 25%-35%, controlling high voltage direct current power supply bypass channel closes, and control according to the first built-in controlling value adjustment and send rectifier module and receive the output of rectifier module, and control described transmission rectifier module and receive rectifier module and adopt the output after described adjustment to charge to capacitance module;
Input power temperature detecting module and power output temperature detecting module are monitored respectively described reception rectifier module and are sent the temperature of rectifier module in charging process;
In the temperature monitoring described in described balancing energy control module basis and described hot emulated data, the thermal balance output valve of corresponding described temperature association is controlled respectively the output of described transmission rectifier module and/or described reception rectifier module;
Described direct current supply bypass channel is opened, and merges output power supply with the high voltage direct current of described direct current supply bypass channel and described transmission rectifier module.
4. network energy balance control system according to claim 2, is characterized in that:
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 35%-45%, controlling high voltage direct current power supply bypass channel opens, and control the output that sends rectifier module according to the second built-in controlling value adjustment, so that the high voltage direct current of described direct current supply bypass channel and described transmission rectifier module merges output power supply; Or
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 50%-60%, control high voltage direct current power supply bypass channel and open, and directly through described high voltage direct current power supply bypass channel output power supply.
5. network energy balance control system according to claim 1, it is characterized in that, this system also comprises: high voltage direct current power supply bypass channel, capacitance module, transmission rectifier module, reception rectifier module, thermal balance power stage self-adjusting administration module, input power temperature detecting module, power output temperature detecting module;
Described balancing energy control module, specifically for being greater than described matrix value when described high voltage direct current input value, and, control described transmission rectifier module and receive rectifier module capacitance module is charged when the described matrix-valued 15%-30% with described matrix-valued gap;
High voltage direct current power supply bypass channel is opened, and merges output power supply with the high voltage direct current of described transmission rectifier module.
6. network energy balance control system according to claim 5, is characterized in that,
Described balancing energy control module, also specifically for being greater than described matrix value when described high voltage direct current input value, and with described matrix-valued gap when the described matrix-valued 50%-60%, controlling high voltage direct current power supply bypass channel opens, and control high voltage direct current input value that described power measurement module is remeasured and the matrix value of described built-in normalized current voltage compares again, if comparative result is unchanged, directly through described direct current supply bypass channel output power supply.
7. network energy balance control system according to claim 1 or 5, is characterized in that, this system also comprises: bus communication interface module;
Described balancing energy control module, also specifically for being less than described matrix value when described high voltage direct current input value, and when the described matrix-valued 50%-60%, by described bus communication interface module, report direct current supply line brownout warning message with described matrix-valued gap; When described high voltage direct current input value is greater than described matrix value, and with described matrix-valued gap when the described matrix-valued 50%-60%, by described bus communication interface module, report direct current supply line overtension warning message.
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| CN201110458150.3A CN103187723B (en) | 2011-12-31 | 2011-12-31 | Network energy balance control system |
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| CN201110458150.3A CN103187723B (en) | 2011-12-31 | 2011-12-31 | Network energy balance control system |
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| US6370046B1 (en) * | 2000-08-31 | 2002-04-09 | The Board Of Trustees Of The University Of Illinois | Ultra-capacitor based dynamically regulated charge pump power converter |
| CN1560981A (en) * | 2004-03-12 | 2005-01-05 | 清华大学 | Dynamic compensator for voltage down and surge |
| CN1578088A (en) * | 2003-07-22 | 2005-02-09 | 夏普株式会社 | DC regulated power supply |
| CN1638227A (en) * | 2001-03-30 | 2005-07-13 | 三菱电机株式会社 | Voltage variation compensator |
| CN102280924A (en) * | 2011-07-18 | 2011-12-14 | 北京四方继保自动化股份有限公司 | Uninterrupted power supply system for relay protection device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6370046B1 (en) * | 2000-08-31 | 2002-04-09 | The Board Of Trustees Of The University Of Illinois | Ultra-capacitor based dynamically regulated charge pump power converter |
| CN1638227A (en) * | 2001-03-30 | 2005-07-13 | 三菱电机株式会社 | Voltage variation compensator |
| CN1578088A (en) * | 2003-07-22 | 2005-02-09 | 夏普株式会社 | DC regulated power supply |
| CN1560981A (en) * | 2004-03-12 | 2005-01-05 | 清华大学 | Dynamic compensator for voltage down and surge |
| CN102280924A (en) * | 2011-07-18 | 2011-12-14 | 北京四方继保自动化股份有限公司 | Uninterrupted power supply system for relay protection device |
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