Fault monitoring system of wireless passive high-voltage switch cabinet

A technology for high-voltage switchgear and fault monitoring, applied in the field of high-voltage switchgear, can solve the problems of difficulty in ensuring stable operation of high-voltage switchgear, inaccurate and one-sided monitoring methods, and hindering the development of electric power, so as to achieve in-depth monitoring and precise control. , to promote development and ensure the effect of stable operation

Active Publication Date: 2022-07-12
山东中安电力科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to solve the inaccuracy and one-sidedness of the monitoring method in the existing monitoring and analysis of the overheating fault of the high-voltage switchgear, and it is difficult to carry out deep and accurate analysis of the overheating fault of the high-voltage switchgear. It is also difficult to ensure the stable operation of the high-voltage switchgear, which greatly hinders the development of electric power. The use of equal volume division, normalization processing, interval substitution analysis, and quantitative summation and comparison will cause overheating of the high-voltage switchgear. Preliminary and clear judgment and analysis of the main factors of the condition, and an accurate and comprehensive analysis of the overheating condition of the high-voltage switchgear from different levels, and the use of different intensities of control operations to achieve precise adjustment and control of the high-voltage switchgear, and Using the method of random extraction and range substitution comparison, the overheating situation of the high-voltage switchgear after performing different intensity operations is verified and analyzed, thereby realizing the deep and precise control of the overheating situation of the high-voltage switchgear at the same time. The stable operation of high-voltage switchgear has greatly promoted the development of the power industry, and a wireless passive high-voltage switchgear fault monitoring system is proposed

Method used

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Experimental program
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Effect test

Embodiment 1

[0046] like figure 1 As shown, a fault monitoring system for a wireless passive high-voltage switchgear includes a thermal fault monitoring platform. The thermal fault monitoring platform is internally provided with a server, and the server is communicated with a data acquisition unit, a primary analysis unit, an in-depth analysis unit, and management and control training. unit, verification conclusion unit and display terminal;

[0047] The thermal fault monitoring platform is used to analyze and control the overheating in the high-voltage switchgear, and use the data acquisition unit to collect the status information of the metal joints in the high-voltage switchgear in real time, and send it to the primary analysis unit;

[0048] It should be noted that there are many metal joints in the high-voltage switchgear. When the temperature of the high-voltage switchgear is overheated, the overheated temperature will cause slow expansion and creep of the metal joints. The position...

Embodiment 2

[0067] like figure 1 As shown, the data acquisition unit is also used to collect environmental factor information and operating factor information of the high-voltage switchgear, and send them to the in-depth analysis unit;

[0068] Among them, the operating factor information includes output current and rated current, and the environmental factor information includes expansion value, connection temperature value, and void value. The data value of the length of time that has been exposed to direct sunlight. When the value of the direct time value is larger, it means that the high-voltage switchgear has been exposed to direct sunlight for a longer time in a day. The air flux value refers to the high-voltage switchgear per unit time. The data volume value of the rate of air circulation in the environment where the cabinet is located, the heat component value refers to the data volume value of how much heat the high-voltage switch cabinet emits per unit time, and the ambient temp...

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Abstract

The invention relates to the technical field of high-voltage switch cabinets, in particular to a fault monitoring system of a wireless passive high-voltage switch cabinet, and aims to solve the problems that in the conventional monitoring and analysis of overheating of the high-voltage switch cabinet, the monitoring and analysis mode has inaccuracy and one-sidedness; the fault monitoring system of the wireless passive high-voltage switch cabinet solves the problems that in the prior art, an overheat fault of the high-voltage switch cabinet is difficult to deeply and accurately analyze, stable operation of the high-voltage switch cabinet is difficult to guarantee, and power development is hindered in the prior art, and particularly discloses the fault monitoring system of the wireless passive high-voltage switch cabinet. Comprising a server, a data acquisition unit, a primary analysis unit, a deep analysis unit, a management and control training unit, a verification and deduction unit and a display terminal. According to the invention, the overheating fault of the high-voltage switch cabinet is accurately and comprehensively analyzed from different levels, and the high-voltage switch cabinet is subjected to regulation and control operation with corresponding intensity, so that the stable operation of the high-voltage switch cabinet is ensured while deep monitoring and accurate management and control of the overheating condition of the high-voltage switch cabinet are realized.

Description

technical field [0001] The invention relates to the technical field of high-voltage switch cabinets, in particular to a fault monitoring system for wireless passive high-voltage switch cabinets. Background technique [0002] High-voltage switchgear is an important electrical equipment in the current system. High-voltage switchgear is often used for on-off, control or protection in power generation, transmission, distribution, power conversion and consumption of power systems. High-voltage switchgear has been widely used in the power grid. , the dependence of modern society on electric energy is extremely high, and the region with higher electricity density has higher dependence on electricity, so it puts forward higher and higher requirements for the reliability of high-voltage switchgear operation; [0003] In the application process of high-voltage switchgear, the high-voltage switchgear often has overheating failure due to various heat exceeding the standard. If the overh...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/00G01R31/327G01K13/00H02J13/00
CPCG01R31/00G01R31/3275G01K13/00H02J13/00001Y04S40/126
Inventor 耿凯赵如杰咸日明杨玲陈雨刘泉崔永于海锋荣庆玉王晓磊胡玉耀周强
Owner 山东中安电力科技有限公司
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