CN110442169A - A kind of transformer substation remote monitoring and control system - Google Patents

A kind of transformer substation remote monitoring and control system Download PDF

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Publication number
CN110442169A
CN110442169A CN201810415958.5A CN201810415958A CN110442169A CN 110442169 A CN110442169 A CN 110442169A CN 201810415958 A CN201810415958 A CN 201810415958A CN 110442169 A CN110442169 A CN 110442169A
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CN
China
Prior art keywords
substation
control unit
voltage board
temperature
humidity
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.)
Pending
Application number
CN201810415958.5A
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Chinese (zh)
Inventor
黄明任
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Power Grid Co Ltd
Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Power Grid Co Ltd, Qingyuan Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN201810415958.5A priority Critical patent/CN110442169A/en
Publication of CN110442169A publication Critical patent/CN110442169A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Selective Calling Equipment (AREA)

Abstract

A kind of transformer substation remote monitoring and control system, for remotely monitoring and controlling the working environment of each substation's high-voltage board, including a control unit, described control unit is distributed in the high-voltage board of substation, heating plate or/and dehumidifier, it is electrically connected described control unit, temperature or/and humidity sensor, it is electrically connected described control unit, protocol converter, its electric signal is connected to control unit and telemechanical apparatus, the telemechanical apparatus by the data information that the protocol converter transmits it is collated after be conveyed to dispatch center, open and close of the dispatch center according to preset temperature or/humidity threshold data control described control unit to heating plate or/and dehumidifier in substation's high-voltage board.The present invention carries out real-time monitoring to the temperature and humidity in high-voltage board by the way that control unit is arranged in substation's high-voltage board, and user can control each substation's high-voltage board by telemechanical apparatus, to achieve the purpose that remotely to monitor and control each substation.

Description

A kind of transformer substation remote monitoring and control system
Technical field
The present invention relates to substation's temperature and Humidity Control fields, remotely supervise more particularly, to a kind of substation Control and control system.
Background technique
Qingyuan City Lianshan Mountain is located at west of Guangdong Province Yuexi north remote mountain areas, and Lianshan Mountain 35kV substation is mostly among remote mountain area, substation The long-term humidity of climatic environment is high.Transformer equipment is chronically in the high climatic environment of humidity, insulation reduce, be easy to appear ground connection or Person connects having a rest property Grounding, has seriously affected the safety of the person, power grid and equipment.
Although current substation high-voltage board is equipped with dehumidifier and heating plate, how it is unable to monitor its dehumidifier effect; It can not heating plate and dehumidifier be whether normal operation inside real time remote detection high-voltage board;Due to the environment in high pressure highfield Under, wireless telecommunications will receive interference, and transmission data are unstable, and to transforming plant protecting device, there is also interference, easily cause Protective device malfunction.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above (deficiency), provides a kind of pair of substation's high pressure In-cabinet temperature or/humidity carry out real-time monitoring and carry out the transformer substation remote monitoring and control system of dehumidifier.
The present invention is directed to solve above-mentioned technical problem at least to a certain extent.
Primary and foremost purpose of the invention is can be from substation's background monitoring machine, inspection center, dispatch class remote real-time monitoring temperature Humidity, detects dehumidifier, and whether heating plate works normally;
The further object of the present invention is to transmit data stabilization, not to protective device in substation using 485 communication modes There are interference;
Third object of the present invention is that this system can start heating plate and dehumidifier automatically when temperature or/and humidity are high It dehumidifies, and issues alarm, find unsound equipment in time and handled, guarantee equipment safety operation.
In order to reach above-mentioned technical effect, technical scheme is as follows:
A kind of transformer substation remote monitoring and control system, for remotely monitoring and controlling the building ring of each high-voltage board of substation Border, comprising:
At least one control unit, described control unit are distributed in the high-voltage board of substation,
Heating plate or/and dehumidifier, be electrically connected described control unit, for carried out in substation's high-voltage board heating or Dehumidifier;
Temperature or/and humidity sensor are electrically connected described control unit, in substation's high-voltage board described in real-time detection Operating temperature or/and humidity data information;
Protocol converter, electric signal are connected to control unit and telemechanical apparatus, for temperature or/and humidity sensor The data information of acquisition is sent to telemechanical apparatus,
The telemechanical apparatus by the data information that the protocol converter transmits it is collated after be conveyed to dispatch center, The dispatch center is according to preset temperature or/humidity threshold data control described control unit in substation's high-voltage board Heating plate or/and dehumidifier open and close.By the way that control unit is arranged in substation's high-voltage board in high-voltage board Temperature and humidity carries out real-time monitoring, and the data information of acquisition is transferred in telemechanical apparatus and dispatching and monitoring through protocol converter The heart is compared by the data information of the preset Threshold of Temperature And Humidity data of dispatch center and transmission, and user can be by remote Dynamic device in each substation's high-voltage board heating plate or dehumidifier carry out switch operation, to reach long-range monitoring and control is each The purpose of substation.
Preferably, described control unit is single-chip microcontroller, the single-chip microcontroller uses RS-485 serial communication.It is logical using 485 News mode transmits data stabilization, and to the protective device in substation, there is no interference.
Preferably, described control unit be single-chip microcontroller, the single-chip microcontroller be equipped with for connect the heating plate or/and The interface of dehumidifier.The heating plate or/and dehumidifier are connected by the interface of single-chip microcontroller, inputs phase on the IC of single-chip microcontroller Operation is converted to signal by telemechanical apparatus and is sent to IC program for controlling heating plate or dehumidifier by the control program answered.
Preferably, the temperature or/and humidity sensor and the monolithic mechatronics are for acquiring substation's high pressure Operating temperature or/and humidity data information in cabinet are simultaneously sent to single-chip microcontroller processing, the protocol converter by serial ports and Ethernet interface and the single-chip microcontroller carry out data communication.
Preferably, being delivered to background monitoring through the protocol converter by the processed data information of single-chip microcontroller Machine, the data information that the background monitoring machine receives are shown in substation backstage computer.
Preferably, the dispatch center is set to remote control center, for remotely monitoring each substation's high-voltage board Interior temperature or/humidity data.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention carries out real-time monitoring to the temperature and humidity in high-voltage board by the way that control unit is arranged in substation's high-voltage board, And the data information of acquisition is transferred to telemechanical apparatus and dispatch center through protocol converter, it is pre- by dispatch center If Threshold of Temperature And Humidity data and the data information of transmission compare, user can be by telemechanical apparatus to each substation's high-voltage board Interior heating plate or dehumidifier carries out switch operation, to achieve the purpose that remotely to monitor and control each substation.
Detailed description of the invention
Fig. 1 is the principle of the present invention frame diagram;
Fig. 2 is power module circuitry schematic diagram of the invention;
Fig. 3 is wireless communication module circuit diagram of the invention;
Fig. 4 is the circuit diagram of display module of the invention;
Fig. 5 is the circuit diagram of a certain embodiment of the present invention.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent;
In order to better illustrate this embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent actual product Size;
To those skilled in the art, it is to be understood that certain known features and its explanation, which may be omitted, in attached drawing 's.
The following further describes the technical solution of the present invention with reference to the accompanying drawings and examples.
It please refers to shown in Fig. 1 and Fig. 5, a kind of transformer substation remote monitoring and control system, for remotely monitoring and control becomes The working environment of each high-voltage board in power station, comprising: at least one control unit, described control unit are distributed in the high-voltage board of substation Interior, heating plate 7 or/and dehumidifier 8 are electrically connected described control unit, for being heated or taken out in substation's high-voltage board It is wet;Temperature or/and humidity sensor 2 are electrically connected described control unit, for the work in substation's high-voltage board described in real-time detection Make temperature or/and humidity data information;Protocol converter 3, electric signal are connected to control unit and telemechanical apparatus 4, are used for handle Temperature or/and the data information of humidity sensor acquisition are sent to telemechanical apparatus 4, and the telemechanical apparatus 4 converts the specification It is conveyed to dispatch center 6 after the data information that device 3 transmits is collated, the dispatch center 6 is according to preset temperature Or/humidity threshold data control described control unit to the unlatching of heating plate 7 or/and dehumidifier 8 in substation's high-voltage board with It closes.Real-time monitoring is carried out to the temperature and humidity in high-voltage board by the way that control unit is arranged in substation's high-voltage board, and will acquisition Data information be transferred to telemechanical apparatus and dispatch center through protocol converter, it is preset warm and humid by dispatch center Degree threshold data and the data information of transmission compare, and user can be by telemechanical apparatus to the heating in each substation's high-voltage board Plate or dehumidifier carry out switch operation, to achieve the purpose that remotely to monitor and control each substation.
One kind with single-chip microcontroller 1 for control unit core, digital temperature or/and humidity sensor 2, it is protocol converter 3, remote Dynamic device 4 and background monitoring machine 5 and control centre's monitoring center 6 constitute temperature or/humidity remotely monitors and control system, reaches To the long-range Intelligent dehumidifying degree system monitored and control;Single-chip microcontroller 1 acquires each substation's high-voltage board temperature or/and humidity number According to protocol converter 3 being connected to using single-chip microcontroller 1RS-485 serial communication, by protocol converter 3 by temperature or/and humidity Data are sent to substation's backstage computer (background monitoring machine 5) and telemechanical apparatus 4, can be from substation's background monitoring machine 5 intuitively To the real-time temperature of each high-voltage board or/and wet data and temperature or/and moisture curve figure;It can will be warm and humid using telemechanical apparatus 4 Degree evidence is sent to the remote control center (Jitian patrols fibrillar center) equipped with dispatch center 6, when high pressure cabinet humidity is high, Single-chip microcontroller 1 can start heating plate 7 automatically and dehumidifier 8 dehumidifies, in substation's background monitoring machine 5 and dispatching and monitoring The heart 6 can issue alarm, find unsound equipment in time and handled, and guarantee equipment safety operation.Physical circuit principle knot Structure schematic diagram refers to Fig. 5.
Described control unit is single-chip microcontroller 1, and the single-chip microcontroller 1 uses RS-485 serial communication.Using 485 communication modes, Data stabilization is transmitted, there is no interference to the protective device in substation.Circuit diagram is shown in Figure 5.The control Unit is single-chip microcontroller 1, and the single-chip microcontroller 1 is equipped with the interface for connecting the heating plate 7 or/and dehumidifier 8.Pass through monolithic The interface of machine connects the heating plate or/and dehumidifier, and corresponding control program is inputted on the IC of single-chip microcontroller, is filled by telemechanical It sets and operation is converted to signal is sent to IC program for controlling heating plate or dehumidifier.The power supply module of single-chip microcontroller refers to figure 2。
The temperature or/and humidity sensor 2 are electrically connected with the single-chip microcontroller 1 for acquiring the work in substation's high-voltage board Make temperature or/and humidity data information and be sent to the processing of single-chip microcontroller 1, the protocol converter is connect by serial ports and Ethernet Mouth carries out data communication with the single-chip microcontroller.Wherein, the circuit diagram of communication module refers to 3.
Background monitoring machine 5, institute are delivered to through the protocol converter 3 by the processed data information of single-chip microcontroller 1 The data information that background monitoring machine 5 receives is stated to show in substation backstage computer.For the ease of showing, display module Circuit theory schematic diagram refers to Fig. 4.
, the dispatch center 6 is set to remote control center, for remotely monitoring the temperature in each substation's high-voltage board Or/humidity data.
Further, the telemechanical apparatus 4 also has mobile terminal by WIFI, Ethernet or 4G/5G network connection, described Mobile terminal includes the end PC, ipad, cell phone etc., separately can also be by the APP connection telemechanical apparatus 4 on mobile phone to substation High-voltage board carries out control operation, can quickly accomplish the quick response of accident, promotes the repercussion speed of emergency episode or emergency event Degree.
The same or similar label correspond to the same or similar components;
Described in attached drawing positional relationship for only for illustration, should not be understood as the limitation to this patent;
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention Protection scope within.

Claims (7)

1. a kind of transformer substation remote monitoring and control system, which is characterized in that for remotely monitoring and controlling each high pressure of substation The working environment of cabinet, comprising:
At least one control unit, described control unit are distributed in the high-voltage board of substation,
Heating plate or/and dehumidifier are electrically connected described control unit, for being heated or taken out in substation's high-voltage board It is wet;
Temperature or/and humidity sensor are electrically connected described control unit, for the work in substation's high-voltage board described in real-time detection Make temperature or/and humidity data information;
Protocol converter, electric signal are connected to control unit and telemechanical apparatus, for temperature or/and humidity sensor to be acquired Data information be sent to telemechanical apparatus,
The telemechanical apparatus by the data information that the protocol converter transmits it is collated after be conveyed to dispatch center, it is described Dispatch center is according to preset temperature or/humidity threshold data control described control unit to adding in substation's high-voltage board The open and close of hot plate or/and dehumidifier.
2. transformer substation remote monitoring according to claim 1 and control system, which is characterized in that described control unit is single Piece machine, the single-chip microcontroller use RS-485 serial communication.
3. transformer substation remote monitoring according to claim 1 or 2 and control system, which is characterized in that described control unit For single-chip microcontroller, the single-chip microcontroller is equipped with the interface for connecting the heating plate or/and dehumidifier.
4. transformer substation remote monitoring according to claim 1 or 2 and control system, which is characterized in that the temperature or/and Humidity sensor and the monolithic mechatronics are used to acquire the operating temperature or/and humidity data information in substation's high-voltage board And it is sent to single-chip microcontroller processing, the protocol converter carries out data by serial ports and Ethernet interface and the single-chip microcontroller and leads to News.
5. transformer substation remote monitoring according to claim 4 and control system, which is characterized in that processed by single-chip microcontroller The data information be delivered to background monitoring machine, the data information that the background monitoring machine receives through the protocol converter On the substation backstage, computer is shown.
6. transformer substation remote monitoring according to claim 4 and control system, which is characterized in that the dispatch center Set on remote control center, for remotely monitoring temperature or/humidity data in each substation's high-voltage board.
7. transformer substation remote monitoring according to claim 1 or 2 and control system, which is characterized in that the telemechanical apparatus Also there is mobile terminal by WIFI, Ethernet or 4G/5G network connection.
CN201810415958.5A 2018-05-03 2018-05-03 A kind of transformer substation remote monitoring and control system Pending CN110442169A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810415958.5A CN110442169A (en) 2018-05-03 2018-05-03 A kind of transformer substation remote monitoring and control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810415958.5A CN110442169A (en) 2018-05-03 2018-05-03 A kind of transformer substation remote monitoring and control system

Publications (1)

Publication Number Publication Date
CN110442169A true CN110442169A (en) 2019-11-12

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CN201810415958.5A Pending CN110442169A (en) 2018-05-03 2018-05-03 A kind of transformer substation remote monitoring and control system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112965555A (en) * 2021-01-29 2021-06-15 福建丰意电气设备有限公司 High-voltage board humiture monitoring system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204440209U (en) * 2015-03-11 2015-07-01 兴安供电公司 A kind of intelligent substation type temperature and humidity control system
CN107704001A (en) * 2017-12-06 2018-02-16 国网山东省电力公司潍坊供电公司 Transformer station " five casees " internal environment intelligent monitor system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204440209U (en) * 2015-03-11 2015-07-01 兴安供电公司 A kind of intelligent substation type temperature and humidity control system
CN107704001A (en) * 2017-12-06 2018-02-16 国网山东省电力公司潍坊供电公司 Transformer station " five casees " internal environment intelligent monitor system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
于鸿等: "基于IEC61850的变电站户外柜体温湿度监控系统", 《黑龙江科技信息》 *
白金泉等: "变电站温湿度监控系统", 《电工技术》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112965555A (en) * 2021-01-29 2021-06-15 福建丰意电气设备有限公司 High-voltage board humiture monitoring system

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Application publication date: 20191112

RJ01 Rejection of invention patent application after publication