Inspection device and inspection method

The inspection device with a rail and imaging system on the main tower's surface allows for efficient and cost-effective inspection of wind turbine blades using AI, eliminating the need for tower penetrations and enhancing accuracy and flexibility.

JP2026099134APending Publication Date: 2026-06-18JFE ENGINEERING CORP

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
JFE ENGINEERING CORP
Filing Date
2024-12-06
Publication Date
2026-06-18

AI Technical Summary

Technical Problem

Conventional inspection methods for wind turbine blades in wind power generation facilities are costly and inefficient, often requiring an inspection opening in the main tower, which is impractical and costly to maintain.

Method used

An inspection device comprising a first rail on the outer surface of the main tower, an imaging device with a moving unit and imaging unit, and a control device, which allows for imaging and inspection of wind turbine blades without penetrating the main tower, using a rechargeable battery and charging device, and includes features like rotating parts and storage compartments for the imaging device.

Benefits of technology

The solution enables low-cost and accurate inspection of wind turbine blades by positioning them opposite the rail for close imaging, reducing maintenance costs and improving inspection accuracy through AI-based image recognition, and allowing day and night inspections.

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Abstract

To perform low-cost inspections of wind turbine blades. [Solution] The inspection device 1 includes a first rail 2 provided on the outer surface of the main tower 101 of the wind power generation facility 100 and extending linearly along the longitudinal direction of the main tower 101, an imaging device 3 having an imaging unit 32 for imaging the wind turbine blades 104 of the wind power generation facility 100, and a moving unit 31 that moves along the first rail 2 while supporting the imaging unit 32, and a control device for controlling the operation of the imaging device 3.
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