CN215114409U - GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device - Google Patents

GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device Download PDF

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Publication number
CN215114409U
CN215114409U CN202120944816.5U CN202120944816U CN215114409U CN 215114409 U CN215114409 U CN 215114409U CN 202120944816 U CN202120944816 U CN 202120944816U CN 215114409 U CN215114409 U CN 215114409U
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displacement
data
monitoring
module
data monitoring
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任雪娇
李永祥
刘志翔
李艳鹏
陈青松
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State Grid Electric Power Research Institute Of Sepc
Electric Power Research Institute of State Grid Shanxi Electric Power Co Ltd
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State Grid Electric Power Research Institute Of Sepc
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Abstract

The utility model belongs to the technical field of GIS equipment monitoring, in particular to a GIS equipment long-distance bus branch cylinder displacement online monitoring device; the technical scheme is as follows: the wireless displacement monitoring and analyzing device comprises a static displacement data acquisition module, a data monitoring and analyzing module and a wireless transmission module, wherein the wireless transmission module is connected with the static displacement data acquisition module through the data monitoring and analyzing module; the static displacement data acquisition module finishes data measurement and acquisition and then transmits the data to the data monitoring and analyzing module for data analysis, and the data monitoring and analyzing module transmits the analyzed result to the mobile terminal of the wireless transmission module; the utility model is used for predict and judge the horizontal situation of a generating line section of thick bamboo, have important guiding significance to hidden danger such as gas leakage, insulating reduction, the discharge of prevention GIS equipment.

Description

GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device
Technical Field
The utility model belongs to the technical field of GIS equipment monitoring, concretely relates to GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device.
Background
Gas insulated metal-enclosed switchgear, referred to as gls (gas insulated switchgear), is a core device for the construction of a transformer substation at present, has the characteristics of compact structure, small occupied area, strong anti-interference capability, small maintenance amount in the operation process, and the like, and is widely applied to the construction of a power grid, in particular to a GIS device arranged in a long-distance bus (more than 50 meters). The equipment is integrally connected and installed, is long in length, is independently and dispersedly arranged on the basis, is influenced by external environment, particularly can generate stress in the transverse direction and the longitudinal direction of a bus tube under the influence of factors such as temperature difference and geological collapse, the existing bus corrugated pipe on the equipment can not effectively absorb and release the stress, and when the stress is accumulated to a certain degree, the stress is released at the weakest point of bearing force to cause the breakage of a bus support (the weakest point of bearing force), so that the whole displacement of the equipment is caused by a light person, and the phenomena of air leakage, insulation reduction, discharge and the like of the equipment are caused by a heavy person, thereby seriously influencing the safe and stable operation of the equipment; because GIS equipment is confined, hardly discover when a bus-bar section of thick bamboo breaks down, consequently, lack the monitoring to GIS equipment at present, can not in time learn the displacement volume of bus-bar branch section of thick bamboo.
Disclosure of Invention
The utility model overcomes prior art exists not enough, provides a GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device, can carry out real-time measurement, storage, analysis, prejudgement and crisis warning to generating line section of thick bamboo static displacement volume, realizes the on-line monitoring of GIS generating line section of thick bamboo static displacement volume.
In order to solve the technical problem, the utility model discloses a technical scheme be: a GIS equipment long-distance bus branch cylinder displacement online monitoring device comprises a static displacement data acquisition module, a data monitoring and analyzing module and a wireless transmission module, wherein the wireless transmission module is connected with the static displacement data acquisition module through the data monitoring and analyzing module;
the static displacement data acquisition module comprises a laser target, a laser displacement sensor and a signal processing circuit, wherein after the laser displacement sensor and the laser target measure displacement data of the bus branch cylinder, the laser displacement sensor transmits the displacement data to the signal processing circuit, and the signal processing circuit is communicated with the data monitoring and analyzing module;
the data monitoring and analyzing module comprises a high-speed A/D conversion circuit, a data monitoring and processing unit and a communication unit; the input end of the high-speed A/D conversion circuit is connected with the output end of the signal processing circuit, the output end of the high-speed A/D conversion circuit is communicated with the data monitoring and processing unit, the data monitoring and processing unit is connected with a distinguishing and early warning unit and an algorithm unit, both the distinguishing and early warning unit and the algorithm unit can analyze and process digital signals in the data monitoring and processing unit and feed back processed results to the data monitoring and processing unit, the input end of the communication unit is communicated with the output end of the data monitoring and processing unit, and the communication unit can transmit the processed results to the wireless transmission module;
the wireless transmission module comprises a receiver and a mobile terminal, and the receiver is used for receiving the result transmitted by the communication unit and transmitting the result to the mobile terminal.
The on-line monitoring device also comprises a solar power supply module which is used for providing electric energy for the static displacement data acquisition module, the data monitoring and analyzing module and the wireless transmission module.
The measuring range of the laser displacement sensor is more than or equal to +/-15 mm.
And setting the laser displacement sensor and the laser target to measure and collect every two hours.
The preset limit value of the distinguishing and early warning unit is set to be 5mm, 10mm and 15mm, when the displacement exceeds the preset limit value by 5mm, the system gives an alarm at the first level, when the displacement exceeds the preset limit value by 10mm, the system gives an alarm at the second level, and when the displacement exceeds the preset limit value by 15mm, the system gives an alarm at the third level.
The data monitoring and analyzing module further comprises a data storage unit, the data storage unit is communicated with the data monitoring and processing unit, and the data monitoring and processing unit can transmit the digital signals processed by the distinguishing and early warning unit to the data storage unit.
Compared with the prior art, the utility model beneficial effect who has is:
1. the utility model discloses a static displacement data acquisition module, data monitoring analysis module and wireless transmission module monitor and report to the police to generating line section of thick bamboo overlimit displacement volume, can take notes historical data moreover to predict and judge generating line section of thick bamboo horizontal situation, have important guiding significance to hidden danger such as gas leakage, insulating reduction, the discharge of prevention GIS equipment.
2. The utility model discloses a laser displacement sensor, its linearity is good, measurement accuracy is high, can be better to the monitoring of GIS long distance generating line branch section of thick bamboo micro displacement in the transformer substation that environmental factors such as subside, the difference in temperature caused, play functions such as warning, prediction, reinforce electric power facility protection work, ensure equipment safety and stability operation.
3. The utility model discloses set for and measure a displacement volume every two hours, compare with traditional long-time, incessant test method, it is more energy-conserving, consider the long, numerous problem of test point of generating line distance simultaneously, the utility model discloses a solar energy power module, clean environmental protection has effectually reduced a large amount of battery change work.
4. The utility model discloses can carry out multiple spot simultaneously and measure, measurement accuracy is high, because of adopting laser displacement sensor and laser mark target, both can arrange in a flexible way, are favorable to data linkage and vertical analysis, have stronger adaptive capacity to environment, and the range of application is wide.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the monitoring device of the present invention.
Detailed Description
As shown in the figure, the GIS equipment long-distance bus branch cylinder displacement online monitoring device comprises a static displacement data acquisition module, a data monitoring and analyzing module and a wireless transmission module, wherein the wireless transmission module is connected with the static displacement data acquisition module through the data monitoring and analyzing module;
the static displacement data acquisition module comprises a laser target, a laser displacement sensor and a signal processing circuit, wherein after the laser displacement sensor and the laser target measure displacement data of the bus branch cylinder, the laser displacement sensor transmits the displacement data to the signal processing circuit for amplification and filtering, and the signal processing circuit is communicated with the data monitoring and analyzing module;
the laser target and the laser displacement sensor are arranged on a support frame of the bus tube, and the laser target is arranged at the corner of the support frame of the bus tube; the distance between the laser displacement sensor and the laser target is used as the distance of a measuring center, so that the type of the laser displacement sensor is selected;
the static displacement data acquisition module is used for realizing real-time measurement of the tiny displacement generated by the GIS long-distance bus tube under the influence of the environment;
the data monitoring and analyzing module comprises a high-speed A/D conversion circuit, a data monitoring and processing unit and a communication unit; the input end of the high-speed A/D conversion circuit is connected with the output end of the signal processing circuit, the high speed a/D conversion circuit may convert analog signals to digital signals input to the data monitoring and processing unit, the data monitoring and processing unit is connected with a distinguishing and early warning unit and an algorithm unit, the algorithm unit can calculate and analyze the data of the digital signals, the data are presented in the form of excel table and line graph, and the result is fed back to the data monitoring and processing unit, the discrimination early warning unit can compare the digital signal with the preset limit value, when the digital signal exceeds the preset limit value, an alarm signal is output and input into the data monitoring and processing unit, the input end of the communication unit is communicated with the output end of the data monitoring and processing unit, and the communication unit can transmit the processed result to the wireless transmission module;
the data monitoring and analyzing module is used for analyzing, storing, prejudging and alarming crisis of the static displacement of the bus cylinder;
the wireless transmission module comprises a receiver and a mobile terminal, and the receiver is used for receiving the result transmitted by the communication unit and transmitting the result to the mobile terminal.
Preferably, the on-line monitoring device further comprises a solar power supply module for supplying electric energy to the static displacement data acquisition module, the data monitoring and analyzing module and the wireless transmission module.
Preferably, the measuring range of the laser displacement sensor is more than or equal to +/-15 mm.
Preferably, the laser displacement sensor and the laser target are set to measure and collect every two hours.
Preferably, the preset limit value of the discrimination early warning unit is set to be 5mm, 10mm and 15mm, when the displacement exceeds the preset limit value by 5mm, the system gives an alarm at the first stage, when the displacement exceeds the preset limit value by 10mm, the system gives an alarm at the second stage, and when the displacement exceeds the preset limit value by 15mm, the system gives an alarm at the third stage.
Preferably, the data monitoring and analyzing module further comprises a data storage unit, the data storage unit is communicated with the data monitoring and processing unit, and the data monitoring and processing unit can transmit the digital signals processed by the distinguishing and early warning unit to the data storage unit.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims (6)

1. The device for online monitoring of the displacement of the long-distance bus branch cylinder of the GIS equipment is characterized by comprising a static displacement data acquisition module, a data monitoring and analyzing module and a wireless transmission module, wherein the wireless transmission module is connected with the static displacement data acquisition module through the data monitoring and analyzing module;
the static displacement data acquisition module comprises a laser target, a laser displacement sensor and a signal processing circuit, wherein after the laser displacement sensor and the laser target measure displacement data of the bus branch cylinder, the laser displacement sensor transmits the displacement data to the signal processing circuit, and the signal processing circuit is communicated with the data monitoring and analyzing module;
the data monitoring and analyzing module comprises a high-speed A/D conversion circuit, a data monitoring and processing unit and a communication unit; the input end of the high-speed A/D conversion circuit is connected with the output end of the signal processing circuit, the output end of the high-speed A/D conversion circuit is communicated with the data monitoring and processing unit, the data monitoring and processing unit is connected with a distinguishing and early warning unit and an algorithm unit, both the distinguishing and early warning unit and the algorithm unit can analyze and process digital signals in the data monitoring and processing unit and feed back processed results to the data monitoring and processing unit, the input end of the communication unit is communicated with the output end of the data monitoring and processing unit, and the communication unit can transmit the processed results to the wireless transmission module;
the wireless transmission module comprises a receiver and a mobile terminal, and the receiver is used for receiving the result transmitted by the communication unit and transmitting the result to the mobile terminal.
2. The GIS equipment long-distance bus branch cylinder displacement online monitoring device according to claim 1, further comprising a solar power supply module for supplying electric energy to the static displacement data acquisition module, the data monitoring and analyzing module and the wireless transmission module.
3. The GIS equipment long-distance bus branch cylinder displacement online monitoring device according to claim 2, wherein the measurement range of the laser displacement sensor is greater than or equal to +/-15 mm.
4. The device for online monitoring of the displacement of the long-distance bus branch cylinder of the GIS equipment according to claim 3, wherein the laser displacement sensor and the laser target are set to measure and collect every two hours.
5. The GIS device long-distance bus branch cylinder displacement online monitoring device according to claim 1, wherein the preset limit values of the distinguishing and early warning unit are set to be 5mm, 10mm and 15mm, when the displacement exceeds the preset limit value by 5mm, the system alarms at the first level, when the displacement exceeds the preset limit value by 10mm, the system alarms at the second level, and when the displacement exceeds the preset limit value by 15mm, the system alarms at the third level.
6. The GIS equipment long-distance bus branch cylinder displacement online monitoring device of claim 1 is characterized in that: the data monitoring and analyzing module further comprises a data storage unit, the data storage unit is communicated with the data monitoring and processing unit, and the data monitoring and processing unit can transmit the digital signals processed by the distinguishing and early warning unit to the data storage unit.
CN202120944816.5U 2021-05-06 2021-05-06 GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device Active CN215114409U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120944816.5U CN215114409U (en) 2021-05-06 2021-05-06 GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120944816.5U CN215114409U (en) 2021-05-06 2021-05-06 GIS equipment long distance generating line branch section of thick bamboo displacement on-line monitoring device

Publications (1)

Publication Number Publication Date
CN215114409U true CN215114409U (en) 2021-12-10

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