CN204425046U - The intelligent monitor system of transmission & distribution transformer station - Google Patents
The intelligent monitor system of transmission & distribution transformer station Download PDFInfo
- Publication number
- CN204425046U CN204425046U CN201520060113.0U CN201520060113U CN204425046U CN 204425046 U CN204425046 U CN 204425046U CN 201520060113 U CN201520060113 U CN 201520060113U CN 204425046 U CN204425046 U CN 204425046U
- Authority
- CN
- China
- Prior art keywords
- sensor
- monitoring
- substation
- terminal
- sensors
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 57
- 238000004891 communication Methods 0.000 claims abstract description 9
- 238000005265 energy consumption Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 206010033799 Paralysis Diseases 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
Classifications
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
一种输配变电站的智能监测系统，涉及电力系统技术领域，所解决的是现有技术故障定位、处理滞后的技术问题。该系统包括主站服务器、用户终端、电站监测单元；电站监测单元包括监测终端、电压传感器、电流传感器、红外传感器、人体传感器、温度传感器；所述监测终端的各个信号采集端口分别接到本单元各传感器，监测终端的各个执行信号输出端口分别接到变电站内各被监测设备的执行机构的控制端；所述主站服务器通过通信网络与各电站监测单元中的监测终端互联，每个监测终端中均内置有GPS定位模块，所述用户终端通过通信网络与主站服务器互联。本实用新型提供的系统，能实时发现异常工况，精准定位设备所在的地理方位。
An intelligent monitoring system for transmission and distribution substations relates to the technical field of power systems and solves the technical problems of fault location and processing lag in the prior art. The system includes a main station server, a user terminal, and a power station monitoring unit; the power station monitoring unit includes a monitoring terminal, a voltage sensor, a current sensor, an infrared sensor, a human body sensor, and a temperature sensor; each signal collection port of the monitoring terminal is respectively connected to the unit Each sensor and each execution signal output port of the monitoring terminal are respectively connected to the control end of the actuator of each monitored equipment in the substation; the master station server is interconnected with the monitoring terminals in each power station monitoring unit through the communication network, and each monitoring terminal Each of them has a built-in GPS positioning module, and the user terminal is interconnected with the main station server through a communication network. The system provided by the utility model can discover abnormal working conditions in real time and accurately locate the geographical position of the equipment.
Description
技术领域technical field
本实用新型涉及电力系统技术，特别是涉及一种输配变电站的智能监测系统。The utility model relates to power system technology, in particular to an intelligent monitoring system of a transmission and distribution substation.
背景技术Background technique
现在好多的临时性工地作业现场都配备有临时用电的输配变电站，有时输配变电站中的配电设备出故障了，工作人员无法实时获知，往往要等到故障设备完全瘫痪、停止工作了，工作人员才发现并去查找原因，找故障点，而且存在着输配变电站的设备众多具体是哪个设备引起的未知情况下，工作人员也无法快速的定位故障点，故障定位、处理存在着严重的滞后。在例如隧道和桥梁建设当中，如果突然发生电气故障，导致施工作业停电，将会对整个工程的质量产生非常严重的后果；再有很多变电所设备中多含贵金属，以至于很多不法分子动起盗窃的邪念，给用电客户造成很大的损失，同时也给后期侦破工作带来一定的麻烦。Now many temporary construction sites are equipped with temporary power transmission and distribution substations. Sometimes the power distribution equipment in the transmission and distribution substation fails, and the staff cannot know in real time. They often have to wait until the faulty equipment is completely paralyzed and stops working. The staff only discovered and went to find the cause and the fault point, and there are many equipment in the transmission and distribution substation, and the specific equipment is unknown. The staff cannot quickly locate the fault point, and there are serious problems in fault location and treatment. lag. For example, in the construction of tunnels and bridges, if a sudden electrical fault occurs, resulting in a power outage during construction work, it will have very serious consequences for the quality of the entire project; moreover, there are many substation equipment containing precious metals, so that many criminals move The evil thoughts of stealing caused great losses to electricity customers, and also brought certain troubles to the later detection work.
实用新型内容Utility model content
针对上述现有技术中存在的缺陷，本实用新型所要解决的技术问题是提供一种能实时发现异常工况，且能精准定位故障点的输配变电站的智能监测系统。Aiming at the defects in the above-mentioned prior art, the technical problem to be solved by the utility model is to provide an intelligent monitoring system for transmission and distribution substations that can detect abnormal working conditions in real time and accurately locate fault points.
为了解决上述技术问题，本实用新型所提供的一种输配变电站的智能监测系统，其特征在于：包括主站服务器，用户终端，及至少一个电站监测单元；In order to solve the above technical problems, the utility model provides an intelligent monitoring system for a transmission and distribution substation, which is characterized in that it includes a master station server, a user terminal, and at least one power station monitoring unit;
各电站监测单元分别安装在电力网络中的各个变电站上，电站监测单元包括监测终端，及分别安装变电站内各被监测设备电力线缆上的电压传感器、电流传感器、温度传感器，分别安装在变电站内的人体传感器、温度传感器、距离传感器、压力传感器、位置传感器、能耗传感器、辐射传感器、气体传感器、红外传感器、液位传感器；Each power station monitoring unit is installed on each substation in the power network. The power station monitoring unit includes a monitoring terminal, and the voltage sensor, current sensor, and temperature sensor on the power cable of each monitored equipment in the substation are respectively installed in the substation. Human body sensor, temperature sensor, distance sensor, pressure sensor, position sensor, energy consumption sensor, radiation sensor, gas sensor, infrared sensor, liquid level sensor;
所述监测终端具有多个信号采集端口及多个执行信号输出端口，监测终端的各个信号采集端口分别接到本单元的电压传感器、电流传感器、温度传感器、红外传感器、人体传感器、距离传感器、压力传感器、位置传感器、能耗传感器、辐射传感器、气体传感器及液位传感器的感应信号输入端口，监测终端的各个执行信号输出端口分别接到变电站内各被监测设备的执行机构的控制端；The monitoring terminal has a plurality of signal acquisition ports and a plurality of execution signal output ports, and each signal acquisition port of the monitoring terminal is respectively connected to the voltage sensor, current sensor, temperature sensor, infrared sensor, human body sensor, distance sensor, pressure sensor, etc. of the unit. The induction signal input ports of sensors, position sensors, energy consumption sensors, radiation sensors, gas sensors and liquid level sensors, and each execution signal output port of the monitoring terminal are respectively connected to the control terminals of the actuators of the monitored equipment in the substation;
所述主站服务器通过通信网络与各电站监测单元中的监测终端互联，每个监测终端中均内置有GPS定位模块，所述用户终端通过通信网络与主站服务器互联。The main station server is interconnected with the monitoring terminals in the monitoring units of each power station through the communication network, each monitoring terminal has a built-in GPS positioning module, and the user terminal is interconnected with the main station server through the communication network.
进一步的，所述用户终端是手机、平板电脑或是PC电脑。Further, the user terminal is a mobile phone, a tablet computer or a PC computer.
本实用新型提供的输配变电站的智能监测系统，利用监测终端采集变电站的地理位置信息及工况数据，利用主站服务器对变电站的工况数据进行分析，能实时发现异常工况，而且通过变电站的地理位置信息，能精准定位故障点。The intelligent monitoring system of the transmission and distribution substation provided by the utility model uses the monitoring terminal to collect the geographic location information and working condition data of the substation, and uses the main station server to analyze the working condition data of the substation, so that abnormal working conditions can be found in real time, and through the substation The geographic location information can accurately locate the fault point.
本实用新型提供的输配变电站的智能监测系统，利用设置好的各类传感器可以远程对现场的数据实时的采集、并记录实时的影像资料返回给终端，操作人员根据远程传输的数据和影视资料，实时的对设备操作和记录。The intelligent monitoring system of the transmission and distribution substation provided by the utility model can remotely collect the on-site data in real time by using various sensors set up, and record the real-time image data and return them to the terminal. , operate and record the equipment in real time.
本实用新型提供的输配变电站的智能监测系统，利用设置好的红外感器或位置传感等各类传感器，对非法靠近或非法进入变电站人员进行声光报警、视频摄像并同时把视频资料和通过GPS地位把详细的地理位置发送至终端设备、110指挥中心。防盗和追盗的用途。The intelligent monitoring system of the transmission and distribution substation provided by the utility model uses various sensors such as infrared sensors or position sensors that have been set up to carry out sound and light alarms and video cameras for people who illegally approach or illegally enter the substation, and at the same time video data and Send the detailed geographic location to the terminal device and 110 command center through the GPS location. The purpose of anti-theft and chasing theft.
附图说明Description of drawings
图1是本实用新型实施例的输配变电站的智能监测系统的结构示意图。Fig. 1 is a structural schematic diagram of an intelligent monitoring system of a transmission and distribution substation according to an embodiment of the utility model.
具体实施方式detailed description
以下结合附图说明对本实用新型的实施例作进一步详细描述，但本实施例并不用于限制本实用新型，凡是采用本实用新型的相似结构及其相似变化，均应列入本实用新型的保护范围。The embodiments of the present utility model are described in further detail below in conjunction with the accompanying drawings, but the present embodiments are not intended to limit the present utility model. All similar structures and similar changes of the utility model should be included in the protection of the utility model. scope.
如图1所示，本实用新型实施例所提供的一种输配变电站的智能监测系统，包括主站服务器，用户终端，及至少一个电站监测单元；As shown in Figure 1, an intelligent monitoring system for a transmission and distribution substation provided by an embodiment of the utility model includes a main station server, a user terminal, and at least one power station monitoring unit;
各电站监测单元分别安装在电力网络中的各个变电站上，电站监测单元包括监测终端，及分别安装变电站内各被监测设备电力线缆上的电压传感器、电流传感器、温度传感器，分别安装在变电站内的人体传感器、温度传感器、距离传感器、压力传感器、位置传感器、能耗传感器、辐射传感器、气体传感器、红外传感器、液位传感器；Each power station monitoring unit is installed on each substation in the power network. The power station monitoring unit includes a monitoring terminal, and the voltage sensor, current sensor, and temperature sensor on the power cable of each monitored equipment in the substation are respectively installed in the substation. Human body sensor, temperature sensor, distance sensor, pressure sensor, position sensor, energy consumption sensor, radiation sensor, gas sensor, infrared sensor, liquid level sensor;
所述监测终端具有多个信号采集端口及多个执行信号输出端口，监测终端的各个信号采集端口分别接到本单元的电压传感器、电流传感器、温度传感器、红外传感器、人体传感器、距离传感器、压力传感器、位置传感器、能耗传感器、辐射传感器、气体传感器及液位传感器的感应信号输入端口，监测终端的各个执行信号输出端口分别接到变电站内各被监测设备的执行机构的控制端；The monitoring terminal has a plurality of signal acquisition ports and a plurality of execution signal output ports, and each signal acquisition port of the monitoring terminal is respectively connected to the voltage sensor, current sensor, temperature sensor, infrared sensor, human body sensor, distance sensor, pressure sensor, etc. of the unit. The induction signal input ports of sensors, position sensors, energy consumption sensors, radiation sensors, gas sensors and liquid level sensors, and each execution signal output port of the monitoring terminal are respectively connected to the control terminals of the actuators of the monitored equipment in the substation;
所述主站服务器通过通信网络(包括光纤网络、3G网络、4G网络)与各电站监测单元中的监测终端互联，每个监测终端中均内置有GPS定位模块，所述用户终端通过通信网络(包括光纤网络、3G网络、4G网络)与主站服务器互联。The master station server is interconnected with the monitoring terminals in the monitoring units of each power station through a communication network (comprising an optical fiber network, a 3G network, and a 4G network). Each monitoring terminal is equipped with a GPS positioning module, and the user terminal is connected through a communication network ( Including optical fiber network, 3G network, 4G network) and master station server interconnection.
本实用新型实施例中，所述用户终端是手机、平板电脑或是PC电脑。In the embodiment of the utility model, the user terminal is a mobile phone, a tablet computer or a PC computer.
本实用新型实施例的工作原理如下：The working principle of the utility model embodiment is as follows:
各电站监测单元中的监测终端通过电压传感器、电流传感器实时采集变电站内各被监测设备的电压信号、电流信号，通过红外传感器、人体传感器实时监测变电站内是否有人体活动或活体活动的信息，通过温度传感器实时采集变电站内的环境温度，通过位置传感器实时记录设备是否被移开或者设备运行行程位置，能耗传感器实时的监测现场设备是否有异常能耗、绝缘情况等，气体传感器可侦测现场设备是否有泄漏气体(如六氟化硫开关)或拉弧情况，液位传感器可以实时监测变压器的油位或者其他液体情况。监测终端通过内置的GPS定位模块获取变电站的地理位置信息，并将变电站的地理位置信息连同传感采集的数据、摄像器材采集的影像数据通过通信网络(包括光纤、3G网络、4G网络)上传给主站服务器；The monitoring terminal in the monitoring unit of each power station collects the voltage signal and current signal of each monitored equipment in the substation in real time through the voltage sensor and current sensor, and monitors in real time whether there is human activity or living body activity information in the substation through the infrared sensor and human body sensor. The temperature sensor collects the ambient temperature in the substation in real time, records in real time whether the equipment is removed or the position of the equipment running through the position sensor, and the energy consumption sensor monitors in real time whether the field equipment has abnormal energy consumption, insulation conditions, etc., and the gas sensor can detect the on-site Whether the equipment has gas leakage (such as sulfur hexafluoride switch) or arcing, the liquid level sensor can monitor the oil level of the transformer or other liquid conditions in real time. The monitoring terminal obtains the geographic location information of the substation through the built-in GPS positioning module, and uploads the geographic location information of the substation together with the data collected by the sensor and the image data collected by the camera equipment through the communication network (including optical fiber, 3G network, and 4G network) to the master server;
主站服务器根据各监测终端上传的地理位置信息实现对各变电站的定位，根据各监测终端上传的采集数据判断各变电站的工况，并适时的向发生异常状况的变电站的监测终端下发控制指令，同时将异常变电站的地理位置信息、异常状况信息发送给用户终端；The master station server realizes the positioning of each substation according to the geographic location information uploaded by each monitoring terminal, judges the working conditions of each substation according to the collected data uploaded by each monitoring terminal, and timely issues control instructions to the monitoring terminal of the substation where abnormal conditions occur , and at the same time send the geographical location information and abnormal status information of the abnormal substation to the user terminal;
监测终端收到主站服务器下发的控制指令后，输出相应的控制信号来控制对应被监测设备的执行机构做出相应的动作；After the monitoring terminal receives the control command issued by the master station server, it outputs the corresponding control signal to control the actuator corresponding to the monitored equipment to make corresponding actions;
工作人员可通过用户终端实时获知异常变电站的地理位置及异常状况。The staff can know the geographical location and abnormal status of the abnormal substation in real time through the user terminal.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060113.0U CN204425046U (en) | 2015-01-28 | 2015-01-28 | The intelligent monitor system of transmission & distribution transformer station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060113.0U CN204425046U (en) | 2015-01-28 | 2015-01-28 | The intelligent monitor system of transmission & distribution transformer station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204425046U true CN204425046U (en) | 2015-06-24 |
Family
ID=53475375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520060113.0U Expired - Fee Related CN204425046U (en) | 2015-01-28 | 2015-01-28 | The intelligent monitor system of transmission & distribution transformer station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204425046U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375627A (en) * | 2015-11-12 | 2016-03-02 | 国网山西省电力公司电力科学研究院 | Distribution substation running state monitoring and security pre-warning apparatus |
| CN106093988A (en) * | 2016-05-25 | 2016-11-09 | 宁波三星智能电气有限公司 | A kind of Allocation transformer terminal with positioning function and location implementing method thereof |
| CN108133589A (en) * | 2017-11-10 | 2018-06-08 | 上海衡诚电力工程技术有限公司 | Power equipment performance wireless monitor system |
| CN112436605A (en) * | 2020-11-24 | 2021-03-02 | 国网山东省电力公司菏泽供电公司 | Artificial intelligence interaction platform based on computer science |
| CN114189044A (en) * | 2021-11-10 | 2022-03-15 | 国网河南省电力公司郑州供电公司 | Transformer substation monitoring technology fusion method based on power Internet of things |
-
2015
- 2015-01-28 CN CN201520060113.0U patent/CN204425046U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375627A (en) * | 2015-11-12 | 2016-03-02 | 国网山西省电力公司电力科学研究院 | Distribution substation running state monitoring and security pre-warning apparatus |
| CN106093988A (en) * | 2016-05-25 | 2016-11-09 | 宁波三星智能电气有限公司 | A kind of Allocation transformer terminal with positioning function and location implementing method thereof |
| CN108133589A (en) * | 2017-11-10 | 2018-06-08 | 上海衡诚电力工程技术有限公司 | Power equipment performance wireless monitor system |
| CN108133589B (en) * | 2017-11-10 | 2020-07-17 | 上海衡诚电力工程技术有限公司 | Wireless monitoring system for performance of power equipment |
| CN112436605A (en) * | 2020-11-24 | 2021-03-02 | 国网山东省电力公司菏泽供电公司 | Artificial intelligence interaction platform based on computer science |
| CN114189044A (en) * | 2021-11-10 | 2022-03-15 | 国网河南省电力公司郑州供电公司 | Transformer substation monitoring technology fusion method based on power Internet of things |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106208395B (en) | Unattended substation emergency monitoring system | |
| CN104007714B (en) | The online centralized monitoring system in Distributed power room | |
| CN102376147A (en) | Electric power security monitoring and commanding system | |
| CN204807122U (en) | Image analysis and humiture safety monitoring device in cubical switchboard cabinet | |
| CN103576057B (en) | Insulated on-line monitoring system and method | |
| CN102122844A (en) | Intelligent substation based on sensor, communication network and expert system | |
| CN202143171U (en) | Intelligent transformer station video comprehensive monitoring system based on mobile robot | |
| CN102591310A (en) | Comprehensive monitoring system for hospital logistics | |
| CN208820537U (en) | A kind of box-type substation integrated information monitoring system based on Internet of Things | |
| CN107069947A (en) | A kind of transformer station's long-distance intelligent auxiliary monitoring inspection tour system | |
| CN103560590B (en) | Electric network intelligent scheduling framework and its implementation | |
| CN205846861U (en) | A kind of 500 kv substation communication equipment intelligence regular visit systems | |
| CN209311894U (en) | A kind of real-time road construction Supervision system based on cloud | |
| CN114357762A (en) | A cloud monitoring automation system for smart power equipment | |
| CN206742968U (en) | A kind of switchgear house intelligence attended computer device people's system | |
| CN203206397U (en) | Remote visual integrated monitoring system for power distribution network | |
| CN202978437U (en) | Intelligent routing inspection system for transformer substations | |
| CN204789798U (en) | Distribution lines running state monitoring device and monitoring system | |
| CN206671473U (en) | Transformer station's O＆M real-time detection apparatus | |
| CN205231861U (en) | Station low voltage distribution system synthesizes and monitors integrated system | |
| CN105656193A (en) | High-voltage cabinet protection monitoring system for unattended substation | |
| CN205811665U (en) | Power transmission and transformation equipment operation status monitoring device | |
| CN205864070U (en) | A kind of ultra-high-tension power transmission line on-Line Monitor Device | |
| CN205228644U (en) | Infrared temperature measurement system of substation equipment | |
| CN203660665U (en) | Equipment running state real-time monitoring system for electric power switching station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 |