The power supply system of the motor-driven operating mechanism of the high-voltage circuit breaker and the high-voltage circuit breaker

A high-voltage circuit breaker, motor-driven technology, applied in electric vehicles, current collectors, electrical components, etc., can solve the problem of no applicable operating mechanism power supply system, and achieve the effect of avoiding mixing and interference

Active Publication Date: 2018-09-25
PINGGAO GRP +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there is currently no power supply system suitable for this operating mechanism

Method used

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  • The power supply system of the motor-driven operating mechanism of the high-voltage circuit breaker and the high-voltage circuit breaker
  • The power supply system of the motor-driven operating mechanism of the high-voltage circuit breaker and the high-voltage circuit breaker

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Embodiment Construction

[0014] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0015] The high-voltage circuit breaker provided by the present invention is a circuit breaker driven by a motor, and the circuit breaker is provided with a motor-driven operating mechanism, such as figure 1 As shown, and the power supply system for the motor-driven operating mechanism. For ease of description, in this embodiment, a 126kV sulfur hexafluoride circuit breaker is used as an example for the high voltage circuit breaker.

[0016] Such as figure 2 As shown, the power supply system includes a transformer device 101, a rectifier device 102, an energy storage device 103, a rectifier device 104, a rectifier device 105, and a rectifier device 106. The input end of the transformer device 101 is connected to a three-phase 380V alternating current. Transform the three-phase 380V AC power, transform the three-phase 380V AC power to generate the required ...

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Abstract

The invention relates to a power supply system for a motor-driven operating mechanism of a high voltage circuit breaker and the high voltage circuit breaker. The high voltage circuit breaker comprises the motor-driven operating mechanism and the power supply system for the motor-driven operating mechanism; the power supply system comprises a voltage transformation device, a first rectification device, a second rectification device, a third rectification device and a fourth rectification device. Necessary driving electric energy can be supplied to a driving electric motor via the power supply system, reliable operation of the driving electric motor can be ensured, necessary electric energy can be supplied to a controller and a driver via the power supply system, specifically working electric energy of different voltages can be supplied to the controller, and reliable operation of the controller can be ensured.

Description

technical field [0001] The invention relates to a power supply system for a motor-driven operating mechanism of a high-voltage circuit breaker and a high-voltage circuit breaker. Background technique [0002] Due to the high failure rate, poor stability and complex mechanical structure of the traditional high-voltage circuit breaker operating mechanism, it brings great safety hazards to the safe operation of the power system. In recent years, a new type of operating mechanism using a motor to drive a high-voltage circuit breaker has been proposed, which can solve the above problems. [0003] The Chinese invention patent with the application number 201210348752.8 discloses a high-voltage circuit breaker machine operating mechanism; the Chinese invention patent with the application number 201310297673.3 discloses a circuit breaker and its operating mechanism; A high-voltage switch operating mechanism and a high-voltage switch using the mechanism. These related patents only d...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J7/34
CPCH02J7/34
Inventor 邓渊韩书谟吴军辉程铁汉孙银山金光耀唐诚杨志勇王俊高杨贺小维清格乐吐朱国明
Owner PINGGAO GRP
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