CN202177669U - Management system for monitoring transformer station DC system device state - Google Patents
Management system for monitoring transformer station DC system device state Download PDFInfo
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Abstract
本实用新型涉及一种变电站直流系统设备状态监测管理系统，其特征在于：包括变电站智能设备运行状态信息采集平台、变电站设备数据信息采集设备、监控中心数据集中管理平台，监控中心数据集中管理平台分别与变电站智能设备运行状态信息采集平台、变电站设备数据信息采集设备连接。本系统实现直流系统各设备信息的实时采集与管理的同时，可在线监测单体电池电压、大电流直流内阻测试、核对性容量测试；也可实时在线监测直流屏稳压、稳流、纹波系数监测，系统软件采用先进的蓄电池失效判断模型综合测量判定电池性能，并对浮充运行状态下的失效电池予以显示及预警，也可对电池进行有效的活化维护。
The utility model relates to a substation direct current system equipment status monitoring management system, which is characterized in that it includes a substation intelligent equipment operation status information collection platform, substation equipment data information collection equipment, a monitoring center data centralized management platform, and a monitoring center data centralized management platform respectively Connect with the substation intelligent equipment operation status information collection platform and substation equipment data information collection equipment. This system realizes the real-time collection and management of various equipment information in the DC system, and at the same time, it can monitor the single battery voltage, high-current DC internal resistance test, and checking capacity test online; it can also monitor the DC screen voltage, current, ripple Wave coefficient monitoring, the system software adopts the advanced battery failure judgment model to comprehensively measure and judge the battery performance, and display and warn the failed battery under the floating charging operation state, and also perform effective activation and maintenance on the battery.
Description
Technical field
The utility model relates to a kind of transformer station direct current system equipment state remote online monitoring management system.
Background technology
Along with the fast development of electrical network, a lot of transformer stations can realize unmanned, and it is also important unusually that its safe operation becomes, and are more and more stronger for the demand of station equipment status remote on-line monitoring management.Though the electrical network existing system has been contained the monitoring of part straight-flow system equipment, most of DC equipment operation conditions can not be on top of, wherein particularly to the monitoring of the actual motion state of battery pack.
Present watch-dog all can't the on-line monitoring battery pack the actual motion state, be difficult to confirm the quality of accumulator.In case the generation burst accident again can not normal power supply as the battery pack of standby power supply, consequence will be very serious.Battery pack as standby power supply is last pipe protection of straight-flow system, and its importance is self-evident.
Under traditional power transmission and transforming equipment maintenance pattern, need more human and material resources and financial resources.Therefore, under the prerequisite that guarantees power supply reliability, exploring advanced overhaul management pattern, reduce excessively maintenance, effectively reduce production and operation cost, is the key subjects that grid company faces.
Summary of the invention
The utility model provides a kind of transformer station direct current system equipment condition monitoring management system; Be based on direct current cabinet, battery pack, insulating monitoring, etc. collection, transmission and control and the hardware/software platform developed of facility information, be comprehensive monitoring, safeguard the intelligence system of straight-flow system and accumulator.The real-time collection that system realizes each facility information of straight-flow system is with management the time, but on-line monitoring monomer battery voltage, heavy DC internal resistance are tested, the property checked volume test; But also real time on-line monitoring direct current cabinet voltage stabilizing, current stabilization, ripple factor monitoring etc.; System software adopts advanced battery malfunction judgment models composite measurement to judge battery performance; And the dead battery under the floating charging operation state shown and early warning, also can carry out effective activation and safeguard battery.System has more the far-end network communication function, can realize remote measurement, remote signalling, distant control function, can long-rangely carry out real-time monitoring and data management to each DC equipment.This system can guarantee power supply reliability, is advanced overhaul management pattern, can reduce excessively maintenance, effectively reduces production and operation cost.
To achieve these goals, the technical scheme of the utility model employing is:
A kind of transformer station direct current system equipment condition monitoring management system; It is characterized in that; Comprise intelligent substation equipment running status information collecting platform, substation equipment data information acquisition equipment, Surveillance center's data centralization management platform, Surveillance center's data centralization management platform is connected with intelligent substation equipment running status information collecting platform, substation equipment data information acquisition equipment respectively.
Described intelligent substation equipment running status information collecting platform comprises power module, memory module, JTAG debugging module, mixed-media network modules mixed-media, expansion serial port module, LCD module and master chip OMAP5910, and master chip OMAP5910 is connected with power module, memory module, JTAG debugging module, mixed-media network modules mixed-media, expansion serial port module, LCD module respectively.
Described substation equipment data information acquisition equipment comprises intelligent battery group monitoring equipment, direct current cabinet monitoring equipment and insulating monitoring equipment.
Described intelligent battery group monitoring equipment comprises one in main frame of intelligent battery group monitoring, some, the special-purpose discharge equipments of battery tension acquisition module are some, current transformer is some, one of temperature sensor, uses R485 to connect between each EM equipment module.
Described intelligent battery group monitoring main frame comprises CPU, (SuSE) Linux OS, SQLite database, datarams, touch-screen, one LAN interface, two RS485 interfaces, one RS232 interface, one of USB interface, one of wave point, one spare extension interface, one of working power.
Described special-purpose discharge equipment comprises that each five, discharge module one cover of one of control panel, one of interface board, blower fan and fan shroud, dark red each 2 of binding post, 3 of Switching Power Supplies, 4 on relay, 2 of resistance connection straps, copper bar are some.
Described Surveillance center data centralization management platform comprises Data Receiving, Treatment Analysis, data network issue, fault alarm, report output/printing.
The transformer station direct current system equipment condition monitoring management system that the utility model provided has following function:
1, smart machine operating state information acquisition Platform Implementation inserts direct supply, the other kinds smart machine of insulating monitoring and electric substation, and to all kinds of access The data transparent forwarding technology, carries out the real-time information teletransmission through the 100M Ethernet." the remote server data collector pats platform " accomplished on-the-spot all kinds of smart machines and carried out communication; Handle the equipment running status information data of loopback; Carry out the data stipulations and explain, and the facility information data after will handling send into open real-time data base, carry out data analysis, processing, issue then; The inquiry of waiting facilities running state information processing unit, or supply other system call.
2, intelligent battery group on-line monitoring:
A, on-line monitoring function
Native system is realized collection, the warning that shows, exceeds standard, storage and backstage communication to each association such as cell voltage, electric current, temperature, internal resistances through field apparatus.Realize the every batteries voltage of online auto monitoring, parameters such as electric battery terminal voltage, charging and discharging currents, temperature, video data and storage in real time.
B, accumulator internal resistance test function
Native system carries out the short time heavy-current discharge through the special-purpose discharge module of situ configuration to electric battery, through inheriting the accumulator internal resistance software for calculation at main frame, calculates the internal resistance of every batteries again.The load capacity of the simultaneously all right test battery group of this function, moment is judged battery behavior.
C, battery pack volume test function
Native system adopts industry standard through the special-purpose discharge module of situ configuration, and accumulator is carried out 0.1C
10The property checked discharge, the actual capacity of test battery group.Realizing the cell voltage dynamic discharge is measured every batteries internal resistance and load capacity with integrated equipment, moment is judged battery behavior.
D, battery malfunction are judged
Integrated in system software " battery failure analyze mathematics model "; Through monitor this battery with respect to the variation of the cell voltage dispersion of self, this battery with respect to the discrete variation of the cell voltage of whole Battery pack and this battery with respect to the variation of the internal resistance value of self etc.; Come the comprehensive performance variation trend of judging battery, the capacity of estimating battery.
E, various faults warning function
Voltage transfinites, temperature over-range, the equal difference of voltage transfinite etc., and alarming threshold value is freely set; System supports sound and light alarm, and fault alarm can adopt functions such as short message prompting prompting user.Realize that support has the access of all kinds of smart machines of different communication interfaces, concentrate each equipment operation information of collection, adopt the LAN transmission means, data message is sent in the database of remote server.
3, equipment running status such as direct current cabinet, insulating monitoring on-line monitoring
The direct current cabinet monitoring information comprises with the realization function: real time data information; Three AC-input voltage/electric currents; The charging device duty, each on off state that closes a floodgate, and warning information such as battery voltage overvoltage, charging set fault, silicon chain open circuit; When above information shows with the real time data form respectively, show the state of each remote signalling amount with the mode of the icon of image.
The function that insulation monitoring and warning device is realized is mainly the real-time demonstration of positive and negative bus insulation against ground resistance value, each branch road insulation against ground resistance value, and the analysis through software, and all kinds of forms are provided.
4, perfect " Surveillance center's data centralization management platform " is the battery pack apparatus for establishing machine account of each transformer station; Receive the log data of each accumulator monitoring system of transformer station in real time through Data Receiving software; According to the model of having set up the performance of each accumulator is analyzed and handled, draw the running status and the performance variation trend of accumulator, provide history and the real-time curve of all above data of description, the printing and the output of form (to output to excel; Convenient and existing form is unified); Can watch the historical data of each accumulator, and show the ruuning situation and the fault alarm information of each accumulator in real time, improve real-time and accuracy; So that in time safeguard and handle, ensure the safety of straight-flow system.Watch and call through related personnel in the form confession LAN of WEB issue, and can realize differentiated control.
Transformer station direct current system equipment condition monitoring management system; Be based on direct current cabinet, battery pack, insulating monitoring, etc. collection, transmission and control and the hardware/software platform developed of facility information, be comprehensive monitoring, safeguard the intelligence system of straight-flow system and accumulator.The real-time collection that system realizes each facility information of straight-flow system is with management the time, but on-line monitoring monomer battery voltage, heavy DC internal resistance are tested, the property checked volume test; But also real time on-line monitoring direct current cabinet voltage stabilizing, current stabilization, ripple factor monitoring etc.; System software adopts advanced battery malfunction judgment models composite measurement to judge battery performance; And the dead battery under the floating charging operation state shown and early warning, also can carry out effective activation and safeguard battery.System has more the far-end network communication function, can realize remote measurement, remote signalling, distant control function, can long-rangely carry out real-time monitoring and data management to each DC equipment.This system can guarantee power supply reliability, is advanced overhaul management pattern, can reduce excessively maintenance, effectively reduces production and operation cost.
Description of drawings
Fig. 1, transformer station direct current system equipment condition monitoring management system frame diagram.
Fig. 2, intelligent substation equipment running status information collecting platform block diagram.
Embodiment
As shown in Figure 1, transformer station direct current system equipment condition monitoring management system mainly comprises diagnostic analysis application layer, transport network layer, on-the-spot detection layers.The diagnostic analysis application layer is connected through Network with transport network layer, is generally the network system LAN.Transport network layer is connected with RS485/232 through the LAN bus with on-the-spot detection layers.
The diagnostic analysis application layer comprises " Surveillance center's data centralization management platform "; Surveillance center's data centralization management platform is connected with equipment information management platform, smart machine operating state information acquisition platform that transport network layer is provided with; It is the battery pack apparatus for establishing machine account of each transformer station, receives the log data of each accumulator monitoring system of transformer station in real time through Data Receiving software, according to the model of having set up the performance of each accumulator is analyzed and is handled; Draw the running status and the performance variation trend of accumulator; History and the real-time curve of all above data of description, the printing and the output (output to excel, convenient and existing form is unified) of form are provided, the historical data that can watch each accumulator; And show the ruuning situation and the fault alarm information of each accumulator in real time; Improve real-time and accuracy,, ensure the safety of straight-flow system so that in time safeguard and handle.Watch and call through related personnel in the form confession LAN of WEB issue, and can realize differentiated control.
Transport network layer comprises equipment information management platform and smart machine operating state information acquisition platform.The equipment information management platform can be managed the equipment of on-the-spot detection layers.Smart machine operating state information acquisition Platform Implementation inserts direct supply, the other kinds smart machine of insulating monitoring and electric substation, and to all kinds of access The data transparent forwarding technology, carries out the real-time information teletransmission through the 100M Ethernet." the remote server data collector pats platform " accomplished on-the-spot all kinds of smart machines and carried out communication; Handle the equipment running status information data of loopback; Carry out the data stipulations and explain, and the facility information data after will handling send into open real-time data base, carry out data analysis, processing, issue then; The inquiry of waiting facilities running state information processing unit, or supply other system call.
On-the-spot detection layers comprises that substation equipment data information acquisition equipment comprises intelligent battery group on-line monitoring equipment, direct current cabinet monitoring equipment and insulating monitoring equipment.
Described intelligent battery group monitoring equipment comprises one of intelligent battery group monitoring main frame DJX, some, the special-purpose discharge equipments of battery tension acquisition module are some, current transformer is some, one of temperature sensor, uses R485 to connect between each EM equipment module.
1, intelligent battery group on-line monitoring equipment:
A, on-line monitoring function
Native system is realized collection, the warning that shows, exceeds standard, storage and backstage communication to each association such as cell voltage, electric current, temperature, internal resistances through field apparatus.Realize the every batteries voltage of online auto monitoring, parameters such as electric battery terminal voltage, charging and discharging currents, temperature, video data and storage in real time.
B, accumulator internal resistance test function
Native system carries out the short time heavy-current discharge through the special-purpose discharge module of situ configuration to electric battery, through inheriting the accumulator internal resistance software for calculation at main frame, calculates the internal resistance of every batteries again.The load capacity of the simultaneously all right test battery group of this function, moment is judged battery behavior.
C, battery pack volume test function
Native system adopts industry standard through the special-purpose discharge module of situ configuration, and accumulator is carried out 0.1C
10The property checked discharge, the actual capacity of test battery group.Realizing the cell voltage dynamic discharge is measured every batteries internal resistance and load capacity with integrated equipment, moment is judged battery behavior.
D, battery malfunction are judged
Integrated in system software " battery failure analyze mathematics model "; Through monitor this battery with respect to the variation of the cell voltage dispersion of self, this battery with respect to the discrete variation of the cell voltage of whole Battery pack and this battery with respect to the variation of the internal resistance value of self etc.; Come the comprehensive performance variation trend of judging battery, the capacity of estimating battery.
E, various faults warning function
Voltage transfinites, temperature over-range, the equal difference of voltage transfinite etc., and alarming threshold value is freely set; System supports sound and light alarm, and fault alarm can adopt functions such as short message prompting prompting user.Realize that support has the access of all kinds of smart machines of different communication interfaces, concentrate each equipment operation information of collection, adopt the LAN transmission means, data message is sent in the database of remote server.
3, equipment running status such as direct current cabinet, insulating monitoring on-line monitoring
The direct current cabinet monitoring information comprises with the realization function: real time data information; Three AC-input voltage/electric currents; The charging device duty, each on off state that closes a floodgate, and warning information such as battery voltage overvoltage, charging set fault, silicon chain open circuit; When above information shows with the real time data form respectively, show the state of each remote signalling amount with the mode of the icon of image.
The function that insulation monitoring and warning device is realized is mainly the real-time demonstration of positive and negative bus insulation against ground resistance value, each branch road insulation against ground resistance value, and the analysis through software, and all kinds of forms are provided.
Claims (6)
1. transformer station direct current system equipment condition monitoring management system; It is characterized in that: comprise intelligent substation equipment running status information collecting platform, substation equipment data information acquisition equipment, Surveillance center's data centralization management platform, Surveillance center's data centralization management platform is connected with intelligent substation equipment running status information collecting platform, substation equipment data information acquisition equipment respectively.
2. transformer station direct current system equipment condition monitoring management system according to claim 1; It is characterized in that: described intelligent substation equipment running status information collecting platform comprises power module, memory module, JTAG debugging module, mixed-media network modules mixed-media, expansion serial port module, LCD module and master chip OMAP5910, and master chip OMAP5910 is connected with power module, memory module, JTAG debugging module, mixed-media network modules mixed-media, expansion serial port module, LCD module respectively.
3. transformer station direct current system equipment condition monitoring management system according to claim 1 is characterized in that: described substation equipment data information acquisition equipment comprises intelligent battery group monitoring equipment, direct current cabinet monitoring equipment and insulating monitoring equipment.
4. transformer station direct current system equipment condition monitoring management system according to claim 3; It is characterized in that: described intelligent battery group monitoring equipment comprises one in main frame of intelligent battery group monitoring, some, the special-purpose discharge equipments of battery tension acquisition module are some, current transformer is some, one of temperature sensor, uses R485 to connect between each EM equipment module.
5. transformer station direct current system equipment condition monitoring management system according to claim 3 is characterized in that: described intelligent battery group monitoring main frame comprises CPU, (SuSE) Linux OS, SQLite database, datarams, touch-screen, one LAN interface, two RS485 interfaces, one RS232 interface, one of USB interface, one of wave point, one spare extension interface, one of working power.
6. transformer station direct current system equipment condition monitoring management system according to claim 3 is characterized in that: described special-purpose discharge equipment comprises that each five, discharge module one cover of one of control panel, one of interface board, blower fan and fan shroud, dark red each 2 of binding post, 3 of Switching Power Supplies, 4 on relay, 2 of resistance connection straps, copper bar are some.
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931731A (en) * | 2012-11-08 | 2013-02-13 | 衡水供电公司 | Integrated intelligent monitoring system applicable to substation direct-current power supply |
| CN103064027A (en) * | 2012-11-12 | 2013-04-24 | 陕西省电力公司检修公司 | On-line monitoring and maintaining system for 750-volt wireless intelligent storage battery |
| CN103825365A (en) * | 2014-03-06 | 2014-05-28 | 国家电网公司 | Monitoring and management platform for substation DC equipment status based on real-time historical database |
| CN106291159A (en) * | 2016-06-24 | 2017-01-04 | 国网江苏省电力公司南京供电公司 | A kind of main website side power distribution automation signal intelligent checks and accepts device and acceptance method |
| CN106443479A (en) * | 2016-10-26 | 2017-02-22 | 深圳供电局有限公司 | Intelligent monitoring system for storage battery |
| CN106941255A (en) * | 2016-11-21 | 2017-07-11 | 国家电网公司 | Based on the distributed maintenance free intelligent d. c power-supply system of cell and its control method |
| CN106959395A (en) * | 2017-03-28 | 2017-07-18 | 国网浙江省电力公司温州供电公司 | It is a kind of can novel maintenance transformer station direct current system |
| CN106981925A (en) * | 2017-04-13 | 2017-07-25 | 广州矽创信息科技有限公司 | A state monitoring device and system for electrical equipment |
| CN107390142A (en) * | 2017-09-13 | 2017-11-24 | 国网黑龙江省电力有限公司佳木斯供电公司 | Transforming plant DC power supply status monitoring system and the method for power supply status monitoring |
| CN109471043A (en) * | 2018-11-07 | 2019-03-15 | 沈阳工程学院 | An online monitoring device for substation battery pack based on LTE communication technology |
| CN109696896A (en) * | 2019-02-01 | 2019-04-30 | 国网湖北省电力有限公司孝感供电公司 | Double mode supervisory control of substation signal standby monitor and monitoring method |
| CN110556918A (en) * | 2018-05-31 | 2019-12-10 | 中国石油天然气股份有限公司 | Transformer substation storage battery monitoring method and system |
| CN111007419A (en) * | 2019-12-06 | 2020-04-14 | 国家电网公司 | Transformer substation direct current system running state on-line monitoring system |
| CN111722124A (en) * | 2020-06-24 | 2020-09-29 | 国网湖北省电力有限公司孝感供电公司 | A kind of battery online state monitoring system and monitoring method |
| CN112234708A (en) * | 2020-09-17 | 2021-01-15 | 国网江苏省电力有限公司沭阳县供电分公司 | Smart battery management system for substations |
| CN113991873A (en) * | 2021-12-03 | 2022-01-28 | 广西电网有限责任公司南宁供电局 | Intelligent substation equipment operation and maintenance centralized control platform system |
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| CN116953533A (en) * | 2023-06-29 | 2023-10-27 | 国网江苏省电力有限公司泰州供电分公司 | Storage battery remote nuclear capacity monitoring system based on Internet of things |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931731B (en) * | 2012-11-08 | 2015-09-23 | 衡水供电公司 | Be applicable to the comprehensive intelligent supervisory control system of transforming plant DC power supply |
| CN102931731A (en) * | 2012-11-08 | 2013-02-13 | 衡水供电公司 | Integrated intelligent monitoring system applicable to substation direct-current power supply |
| CN103064027A (en) * | 2012-11-12 | 2013-04-24 | 陕西省电力公司检修公司 | On-line monitoring and maintaining system for 750-volt wireless intelligent storage battery |
| CN103064027B (en) * | 2012-11-12 | 2015-07-29 | 陕西省电力公司检修公司 | A kind of 750KV intelligent wireless accumulator on-line monitoring and maintenance system |
| CN103825365A (en) * | 2014-03-06 | 2014-05-28 | 国家电网公司 | Monitoring and management platform for substation DC equipment status based on real-time historical database |
| CN106291159B (en) * | 2016-06-24 | 2021-06-25 | 国网江苏省电力公司南京供电公司 | A kind of intelligent acceptance device and acceptance method of power distribution automation signal on main station side |
| CN106291159A (en) * | 2016-06-24 | 2017-01-04 | 国网江苏省电力公司南京供电公司 | A kind of main website side power distribution automation signal intelligent checks and accepts device and acceptance method |
| CN106443479A (en) * | 2016-10-26 | 2017-02-22 | 深圳供电局有限公司 | Intelligent monitoring system for storage battery |
| CN106941255A (en) * | 2016-11-21 | 2017-07-11 | 国家电网公司 | Based on the distributed maintenance free intelligent d. c power-supply system of cell and its control method |
| CN106959395A (en) * | 2017-03-28 | 2017-07-18 | 国网浙江省电力公司温州供电公司 | It is a kind of can novel maintenance transformer station direct current system |
| CN106959395B (en) * | 2017-03-28 | 2023-09-05 | 国网浙江省电力公司温州供电公司 | A substation DC system capable of remote operation and maintenance |
| CN106981925A (en) * | 2017-04-13 | 2017-07-25 | 广州矽创信息科技有限公司 | A state monitoring device and system for electrical equipment |
| CN107390142A (en) * | 2017-09-13 | 2017-11-24 | 国网黑龙江省电力有限公司佳木斯供电公司 | Transforming plant DC power supply status monitoring system and the method for power supply status monitoring |
| CN107390142B (en) * | 2017-09-13 | 2023-08-15 | 国网黑龙江省电力有限公司佳木斯供电公司 | Transformer substation direct-current power supply state monitoring system and power supply state monitoring method |
| CN110556918A (en) * | 2018-05-31 | 2019-12-10 | 中国石油天然气股份有限公司 | Transformer substation storage battery monitoring method and system |
| CN109471043A (en) * | 2018-11-07 | 2019-03-15 | 沈阳工程学院 | An online monitoring device for substation battery pack based on LTE communication technology |
| CN109696896A (en) * | 2019-02-01 | 2019-04-30 | 国网湖北省电力有限公司孝感供电公司 | Double mode supervisory control of substation signal standby monitor and monitoring method |
| CN111007419A (en) * | 2019-12-06 | 2020-04-14 | 国家电网公司 | Transformer substation direct current system running state on-line monitoring system |
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| CN112234708A (en) * | 2020-09-17 | 2021-01-15 | 国网江苏省电力有限公司沭阳县供电分公司 | Smart battery management system for substations |
| CN114598028A (en) * | 2020-12-03 | 2022-06-07 | 中国南方电网有限责任公司 | A substation intelligent operation and maintenance platform |
| CN113991873A (en) * | 2021-12-03 | 2022-01-28 | 广西电网有限责任公司南宁供电局 | Intelligent substation equipment operation and maintenance centralized control platform system |
| CN116953533A (en) * | 2023-06-29 | 2023-10-27 | 国网江苏省电力有限公司泰州供电分公司 | Storage battery remote nuclear capacity monitoring system based on Internet of things |
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