CN110718962A - Monitoring system applied to power grid - Google Patents
Monitoring system applied to power grid Download PDFInfo
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- CN110718962A CN110718962A CN201910837125.2A CN201910837125A CN110718962A CN 110718962 A CN110718962 A CN 110718962A CN 201910837125 A CN201910837125 A CN 201910837125A CN 110718962 A CN110718962 A CN 110718962A
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- auxiliary monitoring
- distribution transformer
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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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Abstract
The invention relates to the field of power equipment, in particular to a monitoring system applied to a power grid, which comprises: the sensors are arranged on the switching station and the ring network station and are used for acquiring auxiliary monitoring data; the station auxiliary monitoring terminals which are arranged on the switch station and the ring network station and are in communication connection with the sensors are used for acquiring auxiliary monitoring data of the sensors; the intelligent distribution transformer terminal is installed in an intelligent distribution transformer area and used as an edge computing node, is used for acquiring data of the intelligent distribution transformer area, communicates with the auxiliary monitoring terminal of the station, realizes integration of auxiliary monitoring data of a distribution network switch station and a ring network station, and realizes combined application with the data of the intelligent distribution transformer area. The invention has the following beneficial effects: acquiring auxiliary monitoring data through an auxiliary monitoring terminal of a station; and then, the intelligent distribution transformer terminal is used as an edge computing node and is communicated with the auxiliary monitoring terminal of the station, so that the auxiliary monitoring information of the stations such as a distribution network switch station, a ring network station and the like is integrated locally, and the intelligent distribution transformer terminal and the intelligent distribution station area data are jointly applied.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a monitoring system applied to a power grid.
Background
At present, the comprehensive acquisition of auxiliary monitoring information such as the temperature and humidity of cables of stations of a distribution network switch station, a ring network station and a power distribution room, the temperature and humidity of a switch cabinet and the like and the uploading of data are mainly realized by deploying a data collection terminal, communicating with a temperature and humidity sensor in an RS485 communication mode, acquiring sensor data and uploading the data to a local main station system in an optical fiber communication mode; and the data of the intelligent power distribution transformer area is transmitted to the cloud master station through the intelligent power distribution transformer terminal with the edge computing capability, and the two types of data are completely independent and are not subjected to combined application.
At present, the national grid company is making efforts to create a three-type two-network enterprise, a ubiquitous power internet of things system is built, the deep fusion practice of the internet of things technology and the traditional power distribution network is accelerated, and the practicability of comprehensive perception, data fusion and intelligent application of the power distribution network is realized.
The existing implementation scheme adopts an optical fiber communication mode and a construction mode of a local main station system due to the limitation of the safety requirement of an uplink channel, so that the safety problem of a data transmission channel is avoided, auxiliary monitoring information of stations such as a distribution network switching station/ring network station and the like becomes a data island, and the data island is contrary to the objective of realizing comprehensive perception, data fusion and intelligent application of a power distribution network of a national network company.
Disclosure of Invention
In order to solve the above problems, the present invention provides a monitoring system applied to a power grid.
A monitoring system for application to an electrical grid, comprising:
the sensors are arranged on the switching station and the ring network station and are used for acquiring auxiliary monitoring data;
the station auxiliary monitoring terminals which are arranged on the switch station and the ring network station and are in communication connection with the sensors are used for acquiring auxiliary monitoring data of the sensors;
the intelligent distribution transformer terminal is installed in an intelligent distribution transformer area and used as an edge computing node, is used for acquiring data of the intelligent distribution transformer area, communicates with the auxiliary monitoring terminal of the station, realizes integration of auxiliary monitoring data of a distribution network switch station and a ring network station, and realizes combined application with the data of the intelligent distribution transformer area.
Preferably, the auxiliary monitoring data includes: cable temperature data, cubical switchboard humiture data, environment humiture data.
Preferably, the auxiliary monitoring terminal of the station is connected with the sensor through an RS485 communication interface.
Preferably, the station-assisted monitoring terminal micropower wireless communication technology is communicated with the intelligent distribution and transformation terminal.
Preferably, the intelligent distribution and transformation terminal is communicated with the master station through a 4G channel.
Preferably, the intelligent distribution and transformation terminal includes: and the station monitoring module is used for realizing the access of auxiliary monitoring data and transmitting the auxiliary monitoring data and the data of the intelligent power distribution station area to the main station in a 4G communication mode.
The invention has the following beneficial effects:
acquiring auxiliary monitoring data such as cable temperature, cabinet body temperature and humidity through auxiliary monitoring terminals at a switching station and a ring network station mounting station; and combining the construction condition of the current intelligent distribution transformer area, taking an intelligent distribution transformer terminal as an edge computing node, communicating with the auxiliary monitoring terminal of the station, realizing the on-site integration of auxiliary monitoring information of the stations such as a distribution network switch station, a ring network station and the like, and realizing the combined application with the data of the intelligent distribution transformer area.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a monitoring system applied to a power grid according to an embodiment of the present invention;
fig. 2 is a schematic diagram of module connection of a monitoring system applied to a power grid according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be further described below with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
The basic idea of the embodiment of the invention is that auxiliary monitoring data such as cable temperature, cabinet body temperature and humidity are acquired through auxiliary monitoring terminals at a switch station and a ring network station installation station; and combining the construction condition of the current intelligent distribution transformer area, taking an intelligent distribution transformer terminal as an edge computing node, communicating with the auxiliary monitoring terminal of the station, realizing the on-site integration of auxiliary monitoring information of the stations such as a distribution network switch station, a ring network station and the like, and realizing the combined application with the data of the intelligent distribution transformer area.
Based on the above conception, an embodiment of the present invention provides a monitoring system applied to a power grid, as shown in fig. 1, including: the sensors are arranged on the switch station and the ring network station and are used for acquiring auxiliary monitoring data; the station auxiliary monitoring terminals which are arranged on the switch station and the ring network station and are in communication connection with the sensors are used for acquiring auxiliary monitoring data of the sensors; the intelligent distribution transformer terminal is installed in an intelligent distribution transformer area and used as an edge computing node, is used for acquiring data of the intelligent distribution transformer area, communicates with the auxiliary monitoring terminal of the station, realizes integration of auxiliary monitoring data of a distribution network switch station and a ring network station, and realizes combined application with the data of the intelligent distribution transformer area.
Edge computing refers to an open platform integrating network, computing, storage and application core capabilities at one side close to an object or a data source to provide nearest-end services nearby. In the field of power distribution internet of things, the intelligent distribution transformer terminal is used as a node of edge calculation, is a container integrating data aggregation, calculation and application, and has the functions of acquisition, communication, calculation and analysis.
In this embodiment, the monitoring terminal assisted by the station is connected with the sensor through an RS485 communication interface. The auxiliary monitoring data comprises: cable temperature data, cubical switchboard humiture data, environment humiture data. At the auxiliary monitoring terminals of the switch station and the ring network station installation station, the data of various sensors such as cable temperature, switch cabinet temperature and humidity, environment temperature and humidity and the like installed in the switch station and the ring network station are collected in a unified mode through RS485 communication interfaces, and the centralized collection of various auxiliary monitoring data is achieved.
The RS485 communication interface is a standard defined by the telecommunications industry association and the electronics industry association that defines the electrical characteristics of drivers and receivers in a balanced digital multipoint system. The digital communication network using the standard can effectively transmit signals under long-distance conditions and in environments with large electronic noise. The RS-485 communication interface enables the configuration of inexpensive local networks and multi-drop communication links. The existing electric power equipment is various in types, most of the electric power equipment is provided with a communication interface, the RS-485 communication interface is one of the mainstream serial communication interfaces at present, and networking can be carried out between the equipment through the interface.
In this embodiment, the station assisted monitoring terminal micropower wireless communication technology communicates with the intelligent distribution and transformation terminal. After the auxiliary monitoring terminal of the station collects the auxiliary monitoring data, the data are transmitted to the intelligent distribution transformer terminal which is arranged nearby a distribution room/box transformer/pole transformer by adopting a micro-power wireless communication technology.
With the increase of power monitoring equipment, the traditional centralized arrangement of the equipment is changed into distributed arrangement according to service requirements, and the traditional wired connection networking mode cannot meet the networking of distributed equipment, so that micropower wireless is widely applied to the power internet of things, and various wireless solutions such as 433, LORA, Mesh, Bluetooth and the like exist at present.
In this embodiment, the intelligent distribution transformer terminal obtains the local wired direct connection device through the RS-485 communication interface, is further connected with the distributed device through the micropower wireless communication technology, and is further communicated with the master station through the 4G channel.
In the embodiment, the monitored data assisted by the station is transmitted to the master station through the nearby intelligent distribution and transformation terminal, and compared with a mode that the monitored data assisted by the station is independently transmitted to the master station through a 4G network, a part of communication cost is saved. The auxiliary monitoring data of the station are collected to the intelligent distribution transformer terminal, so that the integration of the auxiliary monitoring data of the station and the data of the intelligent power distribution station area is realized, and a road is opened for the integration and the penetration of the low-voltage data in the distribution network. Various communication modes: RS485, micropower wireless communication, 4G, multiple communication mode fuse the application, make the field installation more nimble, convenient.
As shown in fig. 2, the station-assisted monitoring terminal includes a temperature and humidity acquisition module and a first local communication module, the temperature and humidity acquisition module acquires temperature and humidity data through each sensor, and the first local communication module communicates with a second local communication module of the intelligent distribution transformer terminal through a micropower wireless communication technology. The intelligent distribution transformer terminal also comprises a station detection module, a low-voltage service module, a master station access module and a safety agent module. And the station monitoring module realizes the access of the auxiliary monitoring data of the station and sends the auxiliary monitoring data and the intelligent station area data to the main station in a 4G communication mode. And the master station access module is used for realizing the butt joint with the master station. The low-voltage service module is used for low-voltage detection of the terminal. The safety agent module is used for the safe butt joint with the main station. In this embodiment, the system further includes a secure access platform and a service front-end module. The safety access platform is used for safe butt joint with the safety agent module, and the data of the main station is guaranteed to be normal. The service front-end module is used for classifying the data according to the source of the data. The main station comprises a first service module and a second service module, wherein the first service module is used for processing data collected by the auxiliary monitoring terminal of the station, and the second service module is used for processing data collected by the intelligent distribution transformer terminal, so that the data can be classified.
Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. A monitoring system applied to a power grid, comprising:
the sensors are arranged on the switching station and the ring network station and are used for acquiring auxiliary monitoring data;
the station auxiliary monitoring terminals which are arranged on the switch station and the ring network station and are in communication connection with the sensors are used for acquiring auxiliary monitoring data of the sensors;
the intelligent distribution transformer terminal is installed in an intelligent distribution transformer area and used as an edge computing node, is used for acquiring data of the intelligent distribution transformer area, communicates with the auxiliary monitoring terminal of the station, realizes integration of auxiliary monitoring data of a distribution network switch station and a ring network station, and realizes combined application with the data of the intelligent distribution transformer area.
2. The monitoring system applied to the power grid according to claim 1, wherein the auxiliary monitoring data comprises: cable temperature data, cubical switchboard humiture data, environment humiture data.
3. The monitoring system for the power grid as claimed in claim 1, wherein the auxiliary monitoring terminal of the station is connected to the sensor through an RS485 communication interface.
4. The monitoring system applied to the power grid as claimed in claim 1, wherein the station assisted monitoring terminal micro-power wireless communication technology is in communication with the intelligent distribution transformer terminal.
5. The monitoring system applied to the power grid as claimed in claim 1, wherein the intelligent distribution transformer terminal communicates with the master station through a 4G channel.
6. The monitoring system applied to the power grid according to claim 5, wherein the intelligent distribution transformer terminal comprises: and the station monitoring module is used for realizing the access of auxiliary monitoring data and transmitting the auxiliary monitoring data and the data of the intelligent power distribution station area to the main station in a 4G communication mode.
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| CN201910837125.2A CN110718962B (en) | 2019-09-03 | 2019-09-03 | Monitoring system applied to power grid |
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| CN201910837125.2A CN110718962B (en) | 2019-09-03 | 2019-09-03 | Monitoring system applied to power grid |
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| CN110718962B CN110718962B (en) | 2021-12-07 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740494A (en) * | 2020-06-14 | 2020-10-02 | 石霜霜 | Data management method based on edge computing and cloud computing and edge computing platform |
| CN112186785A (en) * | 2020-06-02 | 2021-01-05 | 浙江华云信息科技有限公司 | Source network load storage balance system based on platform district intelligent terminal |
| CN112291738A (en) * | 2020-11-05 | 2021-01-29 | 陕西科技大学 | Edge computing network monitoring system based on Mesh network and method and application thereof |
| CN112630556A (en) * | 2020-11-02 | 2021-04-09 | 南方电网数字电网研究院有限公司 | Equipment monitoring method, system, device, equipment and storage medium |
| CN112649118A (en) * | 2020-11-10 | 2021-04-13 | 许继集团有限公司 | Transmission line temperature sensing system based on edge calculation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253250A (en) * | 2016-08-23 | 2016-12-21 | 江苏方天电力技术有限公司 | A kind of distributed rapid protection system of intelligent distribution network and guard method |
| CN108873712A (en) * | 2018-06-15 | 2018-11-23 | 北京王府科技有限公司 | ECS edge calculations system |
| CN109995145A (en) * | 2019-05-15 | 2019-07-09 | 国网湖北省电力有限公司电力科学研究院 | A kind of low-voltage network failure active analysis method based on intelligent distribution transformer terminals |
-
2019
- 2019-09-03 CN CN201910837125.2A patent/CN110718962B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253250A (en) * | 2016-08-23 | 2016-12-21 | 江苏方天电力技术有限公司 | A kind of distributed rapid protection system of intelligent distribution network and guard method |
| CN108873712A (en) * | 2018-06-15 | 2018-11-23 | 北京王府科技有限公司 | ECS edge calculations system |
| CN109995145A (en) * | 2019-05-15 | 2019-07-09 | 国网湖北省电力有限公司电力科学研究院 | A kind of low-voltage network failure active analysis method based on intelligent distribution transformer terminals |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186785A (en) * | 2020-06-02 | 2021-01-05 | 浙江华云信息科技有限公司 | Source network load storage balance system based on platform district intelligent terminal |
| CN111740494A (en) * | 2020-06-14 | 2020-10-02 | 石霜霜 | Data management method based on edge computing and cloud computing and edge computing platform |
| CN112630556A (en) * | 2020-11-02 | 2021-04-09 | 南方电网数字电网研究院有限公司 | Equipment monitoring method, system, device, equipment and storage medium |
| CN112630556B (en) * | 2020-11-02 | 2022-05-06 | 南方电网数字电网研究院有限公司 | Equipment monitoring method, system, device, equipment and storage medium |
| CN112291738A (en) * | 2020-11-05 | 2021-01-29 | 陕西科技大学 | Edge computing network monitoring system based on Mesh network and method and application thereof |
| CN112649118A (en) * | 2020-11-10 | 2021-04-13 | 许继集团有限公司 | Transmission line temperature sensing system based on edge calculation |
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| CN110718962B (en) | 2021-12-07 |
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