CN104333083B - Distributed power source on-line maintenance system - Google Patents
Distributed power source on-line maintenance system Download PDFInfo
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- CN104333083B CN104333083B CN201410646184.9A CN201410646184A CN104333083B CN 104333083 B CN104333083 B CN 104333083B CN 201410646184 A CN201410646184 A CN 201410646184A CN 104333083 B CN104333083 B CN 104333083B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0024—Parallel/serial switching of connection of batteries to charge or load circuit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
Abstract
The invention discloses distributed power source on-line maintenance system, it includes the secondary battery unit being made up of one or more accumulator batteries, battery service system, ring control unit and management and monitoring center, described battery service system includes one or more battery maintenance module, main control module and communication module, described main control module is connected with accumulator battery by battery maintenance module, one or more battery maintenance modules connect one to one with one or more accumulator batteries, the discharge end of battery maintenance module is connected with load, the charging end of battery maintenance module is connected with ups power by AC DC modular converter, main control module is connected with ring control unit and management and monitoring center respectively by communication module.The present invention supports that remote side administration department carries out on-line maintenance to accumulator battery, is greatly improved the quality of operation maintenance and efficiency and extends the service life of accumulator battery.
Description
Technical field
The present invention relates to distributed power source on-line maintenance system.
Background technology
Along with China's electric power and the fast development of telecommunications industry in recent years, the quantity of transformer station and accumulator battery is annual all in rapid growth, the distance of transformer station and management unit of electric company is more and more remote simultaneously, the most how to manage and has become the thorny problem of electric power and telecommunication system with timely maintenance free cell group.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, distributed power source on-line maintenance system is provided, by the charging and discharging circuit realiration charge and discharge control to accumulator battery, by wireless network and cable network, the real time status information of accumulator battery is sent to the administration section of far-end, supports that remote side administration part carries out on-line maintenance to accumulator battery.
It is an object of the invention to be achieved through the following technical solutions: distributed power source on-line maintenance system, it includes the secondary battery unit being made up of one or more accumulator batteries, battery service system, ring control unit and management and monitoring center, described battery service system includes one or more battery maintenance module, main control module and communication module, described main control module is connected with accumulator battery by battery maintenance module, one or more battery maintenance modules connect one to one with one or more accumulator batteries, the discharge end of battery maintenance module is connected with load, the charging end of battery maintenance module is connected with ups power by AC-DC conversion module, main control module is connected with ring control unit and management and monitoring center respectively by communication module.
Described battery maintenance module includes that charging control circuit, charge/discharge control circuit, state detection module and control module, described control module are connected with main control module.
The power supply input of described charging control circuit exports with the power supply of AC-DC conversion module and is connected, and the input that controls of charging control circuit is connected with the charging control output of control module, and the power supply output of charging control circuit inputs with the charging of accumulator battery and is connected.
The power supply input of described charge/discharge control circuit is connected with the output of accumulator battery, and the input that controls of charge/discharge control circuit is connected with the control of discharge output of control module, and the power supply output of charge/discharge control circuit is connected with load.
The test side of described state detection module is connected with accumulator battery, and the output of state detection module inputs with the detection of control module and is connected.
Described state detection module includes the combination of one or more in temperature detecting module, voltage detection module and current detection module.
Described management and monitoring center includes data analysis unit, database server, report generation unit and alarm unit.
Described database server receives and preserves the battery service system field data to secondary battery unit Real-time Collection.
Data in database server are analyzed and add up by described data analysis unit, and accumulator carries out voltage, electric current, the data analysis of temperature and statistics.Described data analysis unit includes apparatus for battery capacity measurement unit, and apparatus for battery capacity measurement unit, according to the voltage and current of accumulator, measures the battery capacity of this accumulator.
Described report generation unit is fabricated to data sheet the statistical result obtained by data analysis unit, and prints this data sheet by printer.
Described alarm unit is according to the analysis result obtained by data analysis unit, it is judged that whether current accumulator is in normal condition, if accumulator is in abnormality, then alarm unit carries out alarm, and prints alarm table with printer coordinated signals printer.
Described communication module includes the combination of one or more in wire communication module and wireless communication module.
Described wire communication module includes the combination of one or more in RJ45 mixed-media network modules mixed-media, RS485 mixed-media network modules mixed-media and fiber optic telecommunications module.
Described wireless communication module includes the combination of one or more in gsm communication module, GPRS communication module, 3G communication module and WiFi module.
Described battery service system also includes that alarm modules, described alarm modules are connected with main control module.Alarm modules includes the combination of one or more in display module, display lamp and buzzer.
Described battery service system also includes that memory module, described memory module are connected with main control module.
The invention has the beneficial effects as follows: the battery service system of the present invention has multiple power-source maintenance module, the detection to each accumulator battery and control can be completed.
The present invention passes through the charging and discharging circuit realiration charge and discharge control to each accumulator battery, the present invention can use Wireless detection module to gather the information such as the voltage of accumulator battery, electric current, temperature, and this collection information directly can be sent to upper management department by Wireless detection module.
The present invention carries out data exchange also by communication module with upper management department, and when communicating especially by fiber optic network, the safety of transmission data is high each other, traffic rate is fast, data transmission is stable.
The present invention supports that remote side administration department carries out on-line maintenance to accumulator battery, while meeting accumulator battery day-to-day operation maintenance requirement, substantially increases the quality of operation maintenance and efficiency and extends the service life of accumulator battery.
Accompanying drawing explanation
Fig. 1 is the system block diagram of distributed power source on-line maintenance system of the present invention；
Fig. 2 is the theory diagram of power-source maintenance module of the present invention；
Fig. 3 is the circuit theory diagrams of voltage of the present invention, current detection module；
Fig. 4 is the circuit theory diagrams of charge-discharge modules of the present invention.
Detailed description of the invention
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, distributed power source on-line maintenance system, it includes the secondary battery unit being made up of one or more accumulator batteries, battery service system, ring control unit and management and monitoring center, described battery service system includes one or more battery maintenance module, main control module and communication module, described main control module is connected with accumulator battery by battery maintenance module, one or more battery maintenance modules connect one to one with one or more accumulator batteries, the discharge end of battery maintenance module is connected with load, the charging end of battery maintenance module is connected with ups power by AC-DC conversion module, main control module is connected with ring control unit and management and monitoring center respectively by communication module.
Described ring control unit is for detecting the parameters such as the temperature of environment, humidity, and the parameter information detected is sent to main control module by communication module, main control module according to this ambient parameter information, control battery maintenance module accumulator battery be charged, discharge, the operation such as power supply.
Battery service system is mainly responsible for on-the-spot accumulator battery is carried out real-time data acquisition and transmission, and the field data of collection is real-time transmitted to the management and monitoring center of far-end.
Management and monitoring center is responsible for the field data of battery service system acquisition is carried out long-distance real-time management and analysis, under operational monitoring state, every batteries voltage, battery set charge/discharge electric current, temperature are judged, the battery beyond the voltage set and threshold temperature is reported to the police.
Described management and monitoring center includes data analysis unit, database server, report generation unit and alarm unit.
Described database server receives and preserves the battery service system field data to secondary battery unit Real-time Collection.
Data in database server are analyzed and add up by described data analysis unit, and accumulator carries out voltage, electric current, the data analysis of temperature and statistics.Described data analysis unit includes apparatus for battery capacity measurement unit, and apparatus for battery capacity measurement unit, according to the voltage and current of accumulator, measures the battery capacity of this accumulator.
Described report generation unit is fabricated to data sheet the statistical result obtained by data analysis unit, and prints this data sheet by printer.
Described alarm unit is according to the analysis result obtained by data analysis unit, it is judged that whether current accumulator is in normal condition, if accumulator is in abnormality, then alarm unit carries out alarm, and prints alarm table with printer coordinated signals printer.
As in figure 2 it is shown, described battery maintenance module includes that charging control circuit, charge/discharge control circuit, state detection module and control module, described control module are connected with main control module.The power supply input of described charging control circuit exports with the power supply of AC-DC conversion module and is connected, and the input that controls of charging control circuit is connected with the charging control output of control module, and the power supply output of charging control circuit inputs with the charging of accumulator battery and is connected.The power supply input of described charge/discharge control circuit is connected with the output of accumulator battery, and the input that controls of charge/discharge control circuit is connected with the control of discharge output of control module, and the power supply output of charge/discharge control circuit is connected with load.The test side of described state detection module is connected with accumulator battery, and the output of state detection module inputs with the detection of control module and is connected.
Described battery maintenance module is connected with accumulator battery by rectangular electric connector, and described rectangular electric connector can use TJ20-02ZJH or TJ20-02TKYL.
Described main control module and control module all can use the F2MC mono-8FX series monolithic MB95F136 chip of Fujitsu company.
Described state detection module includes the combination of one or more in temperature detecting module, voltage detection module and current detection module.
The present invention can use digital temperature sensor DS18B20 that American Dallas company produces as temperature detecting module to detect the temperature of accumulator.Temperature detecting module uses the binding agent of conduction of heat to stick on the surface of accumulator battery, it is ensured that the grounding pin of temperature sensor has good thermally contacting with accumulator battery.
As it is shown on figure 3, the circuit theory diagrams that Fig. 3 is voltage, current detection module.Wherein, voltage detection module includes resistance R1, resistance R2, resistance R3 and operational amplifier U1, one end of resistance R1 exports with the voltage of accumulator battery and is connected, the other end of resistance R1 is connected by the in-phase input end of resistance R3 and operational amplifier U1, the other end of resistance R1 is connected also by the inverting input of resistance R2 with operational amplifier U1, the inverting input of operational amplifier U1 also docks with ground, the outfan of operational amplifier U1 inputs with the voltage detecting of control module and is connected, the outfan of operational amplifier U1 also positive input with operational amplifier U1 is connected.The resistance R3, operational amplifier U1 of resistance R2,100k Ω that the present invention can be selected for resistance R1,2k Ω that resistance is 22k Ω can be selected for LM324AD.
Current detection module includes resistance R4, resistance R5, resistance R6 and operational amplifier U2, one end of described resistance R4 exports with the electric current of accumulator battery and is connected, i.e. export with the electric current of sampling resistor and be connected, the other end of resistance R4 is connected with the in-phase input end of operational amplifier U2, the inverting input of operational amplifier U2 is connected with the intersection point of resistance R2 and operational amplifier U1 by resistance R5, the output of operational amplifier U2 inputs with the current detecting of control module and is connected, the outfan of operational amplifier U2 is connected also by the inverting input of resistance R6 with operational amplifier U2, the power supply positive pole of operational amplifier U2 is connected with reference voltage V CC, the power supply negative pole of operational amplifier U2 with dock.The resistance R6, operational amplifier U2 of resistance R5 and 220k Ω that the present invention can be selected for resistance R4,10k Ω that resistance is 10k Ω can be selected for LM324AD.
As shown in Figure 4, Fig. 4 is the circuit theory diagrams of controllable charge-discharge modules.Charge-discharge modules includes metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, diode D1, diode D2, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, electric capacity C1, electric capacity C2, electric capacity C3 and electric capacity C4, the drain electrode of metal-oxide-semiconductor Q1 is connected with the charging input end of accumulator battery by resistance R8, i.e. it is connected with the positive pole of accumulator battery, the source electrode of metal-oxide-semiconductor Q1 is connected with the negative pole of accumulator battery, the grid of metal-oxide-semiconductor Q1 is connected with the control of discharge end of control module, the drain electrode of metal-oxide-semiconductor Q2 is connected with the negative pole of accumulator battery, the source electrode of metal-oxide-semiconductor Q2 with dock, the grid of metal-oxide-semiconductor Q2 controls end with the charging of control module and is connected, the resistance R11 and electric capacity C4 of series connection also it is parallel with between source electrode and the drain electrode of metal-oxide-semiconductor Q2；The positive pole of diode D1 is connected with ups power input, the negative pole of diode D1 is docked with ground by resistance R7, is connected with the positive pole of accumulator battery by the negative pole of resistance R9 and diode D2, is also connected with the power supply input of load, the two ends of resistance R7 are parallel with the electric capacity C1 and electric capacity C2 of series connection, are also parallel with the resistance R10 and electric capacity C3 of series connection between positive pole and the negative pole of accumulator battery.
Control module can include intelligent power module, intelligent power module is the device for power switching of a kind of advanced person, there is GTR (high power transistor) high current density, low saturation voltage and high voltage bearing advantage, and MOSFET (field-effect transistor) high input impedance, high switching frequency and the advantage of low driving power.And IPM has been internally integrated logic, has controlled, detects and protection circuit, is easy to use, not only reduces volume and the development time of power-source maintenance module, also greatly strengthen the reliability of power-source maintenance module.The input of intelligent power module controls end be connected with control of discharge end and the charging of control module respectively, the control of discharge output of intelligent power module is connected with the grid of metal-oxide-semiconductor Q1, and the charging of intelligent power module controls output and is connected with the grid of metal-oxide-semiconductor Q2.
When control module sends charging signals, the grid of metal-oxide-semiconductor Q2 receives charging signals, the source electrode of metal-oxide-semiconductor Q2 and drain electrode conducting, and accumulator battery starts to charge up.When control module sends discharge signal, the grid of metal-oxide-semiconductor Q1 receives discharge signal, the source electrode of metal-oxide-semiconductor Q1 and drain electrode conducting, and accumulator battery begins through resistance R8 electric discharge.When control module sends as load supplying signal, the grid of metal-oxide-semiconductor Q1, Q2 all receives power supply signal, and source electrode and the drain electrode of metal-oxide-semiconductor Q1, Q2 are both turned on, and accumulator battery starts as load supplying.
Accumulator is typically made up of positive plate group, negative plate group, electrolyte and container etc..During lead acid battery charge, the lead sulfate on pole plate respectively becomes spongy lead and lead oxide, and the sulfate ion being fixed therein is discharged into electrolyte, and the sulfuric acid concentration in electrolyte constantly becomes big；Otherwise during electric discharge, the lead oxide in anode and the spongy lead on minus plate react with the sulphuric acid in electrolyte and become lead sulfate, and the sulfuric acid concentration in electrolyte constantly reduces.When lead acid battery charge deficiency, the lead sulfate of negative and positive two-plate can not completely convert and become spongy lead and lead oxide, if long-term undercharge, then lead sulfate can be caused to crystallize, make plate vulcanizing, battery quality deteriorate；If instead battery overcharges, the amount of oxygen that anode produces is more than the absorbability of negative electrode so that accumulator internal pressure increases, and causes gas excessive, and electrolyte reduces, it is also possible to causing active substance soften or come off, battery life is greatly shortened.
Power-source maintenance module of the present invention can solve this problem well, sent by control module and safeguard pulse signal, this maintenance pulse signal is periodic signal, each cycle includes a charging control signal, a stopping signal and a discharge control signal, make accumulator battery with the regular cycles discharge and recharge of " charging-stop-electric discharge-charging-stop-electric discharge ", spark at the two ends of accumulator to remove the electric charge piled up on anelectrode and negative electrode, thus remove lead sulfate crystallization, increase the effective active matter in electrolyte, improve the charging ability of accumulator.
Described communication module includes the combination of one or more in wire communication module and wireless communication module.
Described wire communication module includes the combination of one or more in RJ45 mixed-media network modules mixed-media, RS485 mixed-media network modules mixed-media and fiber optic telecommunications module.
Described wireless communication module includes the combination of one or more in gsm communication module, GPRS communication module, 3G communication module and WiFi module.
The present invention also can directly use Wireless detection module, it is achieved collection data are real-time transmitted to upper management department, simple in construction.
Described battery service system also includes that alarm modules, described alarm modules are connected with main control module；Alarm modules includes the combination of one or more in display module, display lamp and buzzer.Wherein, display module can be shown the voltage status of accumulator battery, current status and state of temperature respectively by three LED charactrons, and LED charactron can be made up of 74HC595 shift register.Display module is alternatively LCDs.When alarm modules receives alarm signal, display module flicker is reported to the police, and warning indicator light lights flicker, and buzzer jingle bell is reported to the police.
Described battery service system also includes that memory module, described memory module are connected with main control module.Memory module is for storing the data message that state detection module is gathered, it is simple to the historic state information of accumulator battery is inquired about by management control center, also can set up USB interface, meets management personnel and the information of accumulator battery carries out on-the-spot copy.
Claims (7)
1. distributed power source on-line maintenance system, it is characterized in that: it includes the secondary battery unit being made up of one or more accumulator batteries, battery service system, ring control unit and management and monitoring center, described battery service system includes one or more battery maintenance module, main control module and communication module, described main control module is connected with accumulator battery by battery maintenance module, one or more battery maintenance modules connect one to one with one or more accumulator batteries, the discharge end of battery maintenance module is connected with load, the charging end of battery maintenance module is connected with ups power by AC-DC conversion module, main control module is connected with ring control unit and management and monitoring center respectively by communication module；
Described ring control unit is for detecting the temperature of environment, humidity parameter, and the ambient parameter information detected is sent to main control module by communication module, main control module according to this ambient parameter information, control battery maintenance module accumulator battery be charged, discharge, powered operation；
Described battery maintenance module includes that charging control circuit, charge/discharge control circuit, state detection module and control module, described control module are connected with main control module；
The power supply input of described charging control circuit exports with the power supply of AC-DC conversion module and is connected, and the input that controls of charging control circuit is connected with the charging control output of control module, and the power supply output of charging control circuit inputs with the charging of accumulator battery and is connected；
The power supply input of described charge/discharge control circuit is connected with the output of accumulator battery, and the input that controls of charge/discharge control circuit is connected with the control of discharge output of control module, and the power supply output of charge/discharge control circuit is connected with load；
The test side of described state detection module is connected with accumulator battery, and the output of state detection module inputs with the detection of control module and is connected；
When needing to remove the electric charge piled up on anelectrode and negative electrode, sent by control module and safeguard pulse signal, this maintenance pulse signal is periodic signal, each cycle includes a charging control signal, a stopping signal and a discharge control signal, make accumulator battery with the regular cycles discharge and recharge of " charging-stop-electric discharge-charging-stop-electric discharge ", spark at the two ends of accumulator and remove the electric charge piled up on anelectrode and negative electrode.
Distributed power source on-line maintenance system the most according to claim 1, it is characterised in that: described state detection module includes the combination of one or more in temperature detecting module, voltage detection module and current detection module.
Distributed power source on-line maintenance system the most according to claim 1, it is characterised in that: described management and monitoring center includes data analysis unit, database server, report generation unit and alarm unit；
Described database server receives and preserves the battery service system field data to secondary battery unit Real-time Collection；
Data in database server are analyzed and add up by described data analysis unit, and accumulator carries out voltage, electric current, the data analysis of temperature and statistics；Described data analysis unit includes apparatus for battery capacity measurement unit, and apparatus for battery capacity measurement unit, according to the voltage and current of accumulator, measures the battery capacity of this accumulator；
Described report generation unit is fabricated to data sheet the statistical result obtained by data analysis unit, and prints this data sheet by printer；
Described alarm unit is according to the analysis result obtained by data analysis unit, it is judged that whether current accumulator is in normal condition, if accumulator is in abnormality, then alarm unit carries out alarm, and prints alarm table with printer coordinated signals printer.
Distributed power source on-line maintenance system the most according to claim 1, it is characterised in that: described communication module includes the combination of one or more in wire communication module and wireless communication module.
Distributed power source on-line maintenance system the most according to claim 4, it is characterised in that: described wire communication module includes the combination of one or more in RJ45 mixed-media network modules mixed-media, RS485 mixed-media network modules mixed-media and fiber optic telecommunications module.
Distributed power source on-line maintenance system the most according to claim 4, it is characterised in that: described wireless communication module includes the combination of one or more in gsm communication module, GPRS communication module, 3G communication module and WiFi module.
Distributed power source on-line maintenance system the most according to claim 1, it is characterised in that:
Described battery service system also includes that alarm modules, described alarm modules are connected with main control module；Alarm modules includes the combination of one or more in display module, display lamp and buzzer；
Described battery service system also includes that memory module, described memory module are connected with main control module.
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| CN104333082B (en) * | 2014-11-15 | 2016-06-22 | 成都九华圆通科技发展有限公司 | Distributed power source on-line maintenance system and method |
| CN106506193A (en) * | 2016-10-13 | 2017-03-15 | 广州市凝智科技有限公司 | UPS network monitorings communication system and method |
| CN109004701A (en) * | 2018-07-11 | 2018-12-14 | 佛山市众盈电子有限公司 | A kind of online high frequency ups power smart charge control system |
| CN114152883A (en) * | 2021-11-30 | 2022-03-08 | 同济大学 | Storage battery internal state measuring device and soft package lithium ion battery |
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| CN201075716Y (en) * | 2007-04-20 | 2008-06-18 | 上海华东高新电气股份有限公司 | On-line battery set controller |
| JP5611727B2 (en) * | 2010-08-27 | 2014-10-22 | 三洋電機株式会社 | Power supply |
| CN202259590U (en) * | 2011-10-10 | 2012-05-30 | 北京嘉捷恒信能源技术有限责任公司 | Online maintaining system for storage battery |
| CN103324180B (en) * | 2013-06-20 | 2016-02-03 | 曙鹏科技（深圳）有限公司 | Electric battery long distance control system and method, energy-storage power supplying apparatus long distance control system |
| CN104333082B (en) * | 2014-11-15 | 2016-06-22 | 成都九华圆通科技发展有限公司 | Distributed power source on-line maintenance system and method |
| CN204089304U (en) * | 2014-11-15 | 2015-01-07 | 成都九华圆通科技发展有限公司 | Distributed power source on-line maintenance system |
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