一种发电机定子转子接地试验方法
The generator stator and rotor grounding test device, operated remotely, solves the safety threat of high-voltage contact during generator stator and rotor grounding tests, realizes an automated and safe testing process, and improves test safety and efficiency.
CN117214695BActive Publication Date: 2026-07-17CHINA YANGTZE POWER
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHINA YANGTZE POWER
- Filing Date
- 2019-03-29
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing generator stator and rotor grounding test methods pose a high-voltage contact hazard, which may threaten the personal safety of test personnel.
Method used
The generator stator and rotor grounding test device, which is operated remotely, includes a remote lifting device, a test clamping device, and a remote switching resistor device. The test operation is achieved through a remote control or a mobile APP, avoiding the need to hold the insulating rod to touch the high-voltage equipment.
Benefits of technology
It improves the safety and speed of testing, realizes the automated operation of generator stator and rotor grounding test, avoids cumbersome manual operation, and ensures that test personnel complete the test at a safe distance to avoid electrical injury.
✦ Generated by Eureka AI based on patent content.
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Figure CN117214695B_ABST
Abstract
一种发电机定子转子接地试验方法，步骤为：使第一静触头和第二静触头与第一动触头和第二动触头之间为断开状态；确保遥控接收开关均为断开状态；试验线一端通过试验夹持装置连接到被测试点，试验线另一端与第一静触头连接，第二静触头通过试验线与可遥控切换电阻装置的输入端连接，可遥控切换电阻装置的输出端与接地体电连接；确定需要接入的接地电阻值；合上相应的遥控接收开关，投入第一次测量的电阻值；调节电动升降杆移动使第一静触头与第一动触头接触，第二静触头与第二动触头接触；开始记录从发电机继电保护装置上测量到的接地电阻值。本发明通过遥控操作即可完成全部试验，可以极大提高整个试验的安全性。
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