CN203339807U - Lithium iron phosphate battery based substation direct-current power supply integrated monitoring system - Google Patents
Lithium iron phosphate battery based substation direct-current power supply integrated monitoring system Download PDFInfo
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- CN203339807U CN203339807U CN2013203768682U CN201320376868U CN203339807U CN 203339807 U CN203339807 U CN 203339807U CN 2013203768682 U CN2013203768682 U CN 2013203768682U CN 201320376868 U CN201320376868 U CN 201320376868U CN 203339807 U CN203339807 U CN 203339807U
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- iron phosphate
- lithium iron
- phosphate battery
- management system
- battery management
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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Abstract
本实用新型提供一种基于磷酸铁锂电池的变电站直流电源集成监控系统，由站级监控终端、直流屏监控模块、集成控制器、触摸屏和磷酸铁锂电池管理系统BMS组成，集成控制器通过RS485总线分别与触摸屏、磷酸铁锂电池管理系统BMS、直流屏监控模块和站级监控终端连接；集成控制器的主控制板采用DSP作为主控芯片；磷酸铁锂电池管理系统BMS、触摸屏均与集成控制器的串口C连接，直流屏监控模块与集成控制器的串口B连接，站级监控终端与集成控制器的串口A连接。本实用新型的有益效果：有效实现对磷酸铁锂电池管理系统BMS、直流屏监控模块和其它监控设备的实时通信管理，提高系统通信的实时性、可靠性；现场调试维护更加方便。
The utility model provides a substation DC power integrated monitoring system based on a lithium iron phosphate battery, which is composed of a station-level monitoring terminal, a DC screen monitoring module, an integrated controller, a touch screen, and a lithium iron phosphate battery management system BMS. The bus is respectively connected to the touch screen, lithium iron phosphate battery management system BMS, DC screen monitoring module and station-level monitoring terminal; the main control board of the integrated controller uses DSP as the main control chip; the lithium iron phosphate battery management system BMS and touch screen are integrated with The serial port C of the controller is connected, the DC screen monitoring module is connected with the serial port B of the integrated controller, and the station-level monitoring terminal is connected with the serial port A of the integrated controller. The beneficial effects of the utility model: effectively realize the real-time communication management of the lithium iron phosphate battery management system BMS, the DC screen monitoring module and other monitoring equipment, improve the real-time performance and reliability of the system communication; the on-site debugging and maintenance are more convenient.
Description
Technical field
The utility model relates to a kind of transforming plant DC power supply integrated monitoring system based on ferric phosphate lithium cell, for managing transformer station's DC power system, realizes the real-time monitoring to the DC power system state.
Background technology
Along with the growth requirement of building intelligent grid and the popularization of Distribution Automation Technology, the application of direct current system in power distribution station is increasingly extensive.Storage battery is as the crucial energy-storage travelling wave tube of direct current system, for change, all kinds of critical loads of power distribution station provide rear standby electricity.DC power system is an important component part of transformer station; for relaying protection, control system, signal system, automatics and the emergency lightings etc. of transformer station provide power supply; and, in the situation of externally AC power outage, continue as system by battery backup system DC power supply is provided.Therefore the real-time monitoring of DC power system state just seems extremely important, particularly to the management of battery status, discharge and recharge control, state and fault message record, can facilitate staff's real time inspection system service data, guarantee the system long-time steady operation.Use lead acid accumulator in tradition transformer station, general 12 V or 24 V of adopting of lead acid accumulator monomer voltage, and the ferric phosphate lithium cell monomer voltage is many between 3～4 V, the total voltage way is many more than lead acid accumulator, can there be so original continuous-current plant and the unmatched problem of lithium iron phosphate battery management system BMS, can't monitor in real time, manage DC power system.Therefore be necessary by ferric phosphate lithium cell is tackled key problems in the crucial application technology of change, power distribution station direct current system the communication issue of DC power system after the introducing lithium iron phosphate battery management system BMS of solution transformer station.
Summary of the invention
The technical problems to be solved in the utility model is, for the prior art above shortcomings, a kind of transforming plant DC power supply integrated monitoring system based on ferric phosphate lithium cell is provided, overcome the battery management mismatch problem that ferric phosphate lithium cell replaces lead acid accumulator to bring, by integrated manipulator, effectively realize the real time communication management of lithium iron phosphate battery management system BMS, direct current cabinet monitoring module, the level of standing monitor terminal is realized to the real-time monitoring of system.
The utility model is to solve the problems of the technologies described above adopted technical scheme to be:
Transforming plant DC power supply integrated monitoring system based on ferric phosphate lithium cell, be comprised of station level monitor terminal, direct current cabinet monitoring module, integrated manipulator, touch-screen and lithium iron phosphate battery management system BMS,
Described integrated manipulator is connected with touch-screen, lithium iron phosphate battery management system BMS, direct current cabinet monitoring module and a station level monitor terminal respectively by the RS485 bus, and industry spot use bus communication protocol MODBUS agreement is followed in communicating by letter between integrated manipulator and each module;
Described integrated manipulator comprises master board, and master board adopts DSP as main control chip;
Described touch-screen is connected with above-mentioned integrated manipulator, for showing in real time the state information of the direct current cabinet monitoring module that integrated manipulator collects and the data of lithium iron phosphate battery management system BMS.
In such scheme, described lithium iron phosphate battery management system BMS, touch-screen all are connected with the serial ports C of integrated manipulator, and the direct current cabinet monitoring module is connected with the serial ports B of integrated manipulator, and the level of standing monitor terminal is connected with the serial ports A of integrated manipulator.
The state information of described direct current cabinet monitoring module comprises the rectification module data, exchanges the input data, discharges and recharges set information; The data of lithium iron phosphate battery management system BMS comprise each monomer battery voltage, total voltage, total current, charging and discharging state and temperature data.
Operation principle of the present utility model: while communicating by letter with lithium iron phosphate battery management system BMS, direct current cabinet monitoring module, integrated manipulator is as main frame, DSP sends request of data and adopts timing mode, and receive echo back data, all adopt the mode that serial ports interrupts to carry out, integrated manipulator is collected the data message of direct current cabinet monitoring module and lithium iron phosphate battery management system BMS, and the information of collecting is being touched to screen display; While communicating by letter with station level monitor terminal, integrated manipulator is as slave, adopt the mode of receive interruption to communicate by letter with station level monitor terminal, the level of standing monitor terminal is as main frame, send the request of data instruction to the integrated manipulator as slave, the integrated manipulator response request, echo back data is to station level monitor terminal.
The beneficial effects of the utility model: system a special-purpose integrated manipulator, three road serial ports of integrated manipulator are simultaneously and four modules: lithium iron phosphate battery management system BMS, direct current cabinet monitoring module, stand grade monitor terminal and touch-screen carry out the exchange of data message simultaneously, solved battery pack BMS data management problem after the introducing ferric phosphate lithium cell, effectively realize the real time communication management to lithium iron phosphate battery management system BMS, direct current cabinet monitoring module and other watch-dog, improved real-time, the reliability of system communication; At substation field by the operational data information of conveniently checking direct current cabinet monitoring module and lithium iron phosphate battery management system BMS with the external touch-screen of integrated manipulator, control value by the switch arranged on touch-screen and manually control the charge and discharge to lithium iron phosphate battery management system BMS, the system for field debugging maintenance is convenient, promote the application of ferric phosphate lithium cell in the transforming plant DC power-supply system, realized the environmental protection, low cost, long-life of change, power distribution station DC power system energy-storage battery, the target of non-maintaining and small size.
The accompanying drawing explanation
Fig. 1 is the general structure block diagram of the utility model integrated monitoring system.
Fig. 2 is DSP main program control flow chart in the utility model integrated manipulator.
The null terminator Null program flow diagram of Fig. 3 when to be the utility model DSP communicate by letter with station level monitor terminal.
Embodiment
Below in conjunction with drawings and Examples, the technical solution of the utility model is further described in detail.
Referring to Fig. 1, the transforming plant DC power supply integrated monitoring system based on ferric phosphate lithium cell described in the utility model, be comprised of station level monitor terminal, direct current cabinet monitoring module, integrated manipulator, touch-screen and lithium iron phosphate battery management system BMS,
Described integrated manipulator by the RS485 bus with the mode of total points respectively touch-screen, with lithium iron phosphate battery management system BMS, direct current cabinet monitoring module and a station level monitor terminal, be connected, industry spot bus communication protocol MODBUS agreement is followed in communicating by letter between integrated manipulator and each module;
Described integrated manipulator comprises master board, and master board adopts DSP TMS320F28335 as main control chip, for information exchange and the error protection between each module of control system;
Described touch-screen is connected with above-mentioned integrated manipulator, for the state information (comprise the rectification module data, exchange the input data, discharge and recharge set information) of the direct current cabinet monitoring module that the demonstration integrated manipulator collects in real time and the data (comprising each monomer battery voltage, total voltage, total current, charging and discharging state and temperature data) of lithium iron phosphate battery management system BMS.
Described lithium iron phosphate battery management system BMS, touch-screen all are connected with the serial ports C of integrated manipulator, and the direct current cabinet monitoring module is connected with the serial ports B of integrated manipulator, and the level of standing monitor terminal is connected with the serial ports A of integrated manipulator.
During the utility model work, while communicating by letter with lithium iron phosphate battery management system BMS, direct current cabinet monitoring module, integrated manipulator is as main frame, DSP sends request of data and adopts timing mode, and receive echo back data, all adopt the mode that serial ports interrupts to carry out, integrated manipulator is collected the data message of direct current cabinet monitoring module and lithium iron phosphate battery management system BMS, and the information of collecting is being touched to screen display; While communicating by letter with station level monitor terminal, integrated manipulator is as slave, adopt the mode of receive interruption to communicate by letter with station level monitor terminal, the level of standing monitor terminal is as main frame, send the request of data instruction to the integrated manipulator as slave, the integrated manipulator response request, echo back data is to station level monitor terminal.
With reference to DSP main program control flow chart in the integrated manipulator shown in Fig. 2, the Software for Design aspect, dsp chip with cycle regular hour respectively with direct current cabinet monitoring module, lithium iron phosphate battery management system BMS, touch panel communication, and send successively instruction, the state information of inquiry direct current cabinet monitoring module, lithium iron phosphate battery management system BMS, and be sent to the touch-screen demonstration after the status data received is processed.DSP receives data all to carry out in the serial ports interrupt routine.Software flag bit DELAY_FLAG, ITEM utilize timer 0 to realize time cycle control, every 100 ms, accumulate once, and value is greater than after 5, and assignment is 1, successively constantly circulation.Wherein serial ports C connects touch-screen and lithium iron phosphate battery management system BMS, and serial ports B connects the direct current cabinet monitoring module.
Shown in Fig. 3, the null terminator Null program flow diagram while communicating by letter with station level monitor terminal for DSP in the present embodiment.DSP is as slave, and serial ports A communicates by letter with a station level supervisory control system, and the instruction message that adopts serial ports receive interruption mode receiving station level system host computer to send reads, write operation accordingly.Write operation is mainly the control switch amount that discharges and recharges in set DSP, and DSP sends and discharges and recharges the control message to the direct current cabinet monitoring module more afterwards, starts the direct current cabinet monitoring module lithium iron phosphate battery management system BMS is discharged and recharged.Read operation is mainly the status information data of the corresponding direct current cabinet of loopback and lithium iron phosphate battery management system BMS.
The above is only preferred embodiment of the present utility model; not the utility model is done to any pro forma restriction; those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, and equivalent variations or modification all drop in protection range of the present utility model.
Claims (2)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203768682U CN203339807U (en) | 2013-06-28 | 2013-06-28 | Lithium iron phosphate battery based substation direct-current power supply integrated monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013203768682U CN203339807U (en) | 2013-06-28 | 2013-06-28 | Lithium iron phosphate battery based substation direct-current power supply integrated monitoring system |
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| CN203339807U true CN203339807U (en) | 2013-12-11 |
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| CN2013203768682U Expired - Lifetime CN203339807U (en) | 2013-06-28 | 2013-06-28 | Lithium iron phosphate battery based substation direct-current power supply integrated monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601230A (en) * | 2019-09-19 | 2019-12-20 | 国电南瑞科技股份有限公司 | Quick response control method and system for energy storage system of alternating current-direct current power distribution network |
| RU2722112C1 (en) * | 2019-08-20 | 2020-05-26 | Общество с ограниченной ответственностью "Системы накопления энергии" | Three-level battery control system |
-
2013
- 2013-06-28 CN CN2013203768682U patent/CN203339807U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2722112C1 (en) * | 2019-08-20 | 2020-05-26 | Общество с ограниченной ответственностью "Системы накопления энергии" | Three-level battery control system |
| CN110601230A (en) * | 2019-09-19 | 2019-12-20 | 国电南瑞科技股份有限公司 | Quick response control method and system for energy storage system of alternating current-direct current power distribution network |
| CN110601230B (en) * | 2019-09-19 | 2022-10-14 | 国电南瑞科技股份有限公司 | Quick response control method and system for energy storage system of alternating current-direct current power distribution network |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |