Device for detecting lightning protection conductivity of offshore wind turbine generator

By designing the detection device of the support rod and resistance detector, the troubles and high risks of lightning protection conductivity detection of the wind turbine blades is solved, and efficient and safe automatic detection is achieved.

CN223155211UActive Publication Date: 2025-07-25FUJIAN SANCHUAN OFFSHORE WIND POWER CO LTD
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Patent Information

Application Number
CN202422044091.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-22
Publication Date
2025-07-25
Estimated Expiration
2034-08-22

AI Technical Summary

Technical Problem

In the prior art, lightning protection conductivity detection of wind turbine blades is troublesome, high operating risks and long detection cycles.

Method used

A detection device including a support rod and a resistance detector is designed. The support rod is connected to the tower. The conductor is located on the motion trajectory of the flasher. The resistance detector and the ground wire are connected through the wire to form a complete circuit and realize automatic detection.

Benefits of technology

Reduces operation risks, reduces detection cycles, and improves work efficiency.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to a device for detecting lightning protection conductivity of an offshore wind turbine generator, which comprises a support rod and a resistance detector, one end of the support rod is connected with a tower drum, the other end of the support rod extends outwards and is provided with a conducting piece, and the conducting piece is positioned on the motion trail of a lightning arrester; and two terminals of the resistance detector are respectively connected with the conducting piece and the grounding wire through a first lead and a second lead. According to the utility model, the supporting rod extends out of the window in the tower drum, so that the conducting piece is positioned on the motion trail of the lightning arrester, and the resistance detector, the conducting piece, the blade, the cabin and the tower drum form a complete loop through the first lead and the second lead, so that the lightning protection conductivity detection of the blade of the wind turbine generator can be completed. The purposes of reducing the operation risk coefficient, shortening the detection period and improving the working efficiency are achieved.
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