Spar cap assembly

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The spar cap assembly with side extensions and channels for fiber optic cables addresses positioning and damage issues, offering a cost-effective and robust integration that maintains structural integrity and manufacturing efficiency.

TWI934451BActive Publication Date: 2026-08-01GAMESA INNOVATION & TECH SL

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Patent Information

Application Number: TW114103972
Authority / Receiving Office: TW · TW
Patent Type: Patents
Current Assignee / Owner
Priority Date: 2024-02-08
Filing Date: 2025-02-04
Publication Date: 2026-08-01
Estimated Expiration: 2045-02-03

Application Information

Patent Timeline

08 Feb 2024

Priority

04 Feb 2025

Application

TW114103972

01 Aug 2026

Publication

TWI934451B

IPC: F03D1/06; F03D17/00

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Application Domain

Machines/engines Wind motor monitoring

Technology Topics

Structural engineering Optical sensing

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AI Technical Summary

Technical Problem

Existing methods for embedding fiber optic cables in wind turbine rotor blade spar caps face challenges such as improper positioning, cable damage, and resin flow inhibition, leading to structural integrity issues and increased manufacturing costs.

Method used

A spar cap assembly with side extensions containing channels for fiber optic cables, allowing secure embedding and protection, which can be integrated into the rotor blade lamination process without compromising structural integrity.

Benefits of technology

The solution provides a cost-effective and robust integration of fiber optic cables, protecting them from damage and ensuring seamless resin injection, thereby enhancing the structural integrity and efficiency of the rotor blade manufacturing process.

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Abstract

This invention describes a spar cap assembly (1) comprising a spar cap (20) and a spar cap extension (10) attached to the spar cap (20), wherein the spar cap extension (10) includes: a channel (100) formed along an outer surface (10F) of the spar cap extension (10) and extending between the outer ends (10R, 10T) of the spar cap extension (10); and an optical fiber cable (30) of an optical sensing system (3) contained in the channel (100). The invention further describes a method for manufacturing such a spar cap assembly (1).

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