Wind Turbine Blade Magnetic Coupling for Tool-Free Device Mounting
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Solution Overview
Problem
The installation of damping systems and aerodynamic devices on wind turbine blades is complex, requiring additional tools and can damage the blade surface, necessitating precise alignment and removal of shell components.
Innovation Solution
A wind turbine blade design that allows magnetic coupling of peripheral devices to its outer surface, eliminating the need for tools and simplifying alignment, while maintaining blade integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional fastening methods (fasteners, adhesives, mechanical connections) are used to couple peripheral devices to the blade, then reliable connection is achieved, but assembly complexity and installation time increase
Solution Approach 1:
The patent replaces mechanical fastening systems (screws, bolts, clips, adhesives) with a magnetic coupling system. The peripheral device includes a magnetic element that couples to a ferromagnetic element in the blade, eliminating the need for mechanical fasteners and adhesive materials, thereby reducing assembly complexity while maintaining reliable connection.
Solution Approach 2:
The patent extracts and removes the complex fastening components (fasteners, adhesives, mechanical connection elements) from the assembly process. By using magnetic coupling, these separate fastening parts are eliminated, simplifying the overall device structure and installation process.
2Reliability
If traditional mounting methods are used to attach peripheral devices, then secure connection is achieved, but installation time increases
Solution Approach 1:
The patent substitutes mechanical mounting operations with magnetic coupling, which occurs automatically when the peripheral device is brought near the blade. This eliminates time-consuming fastening operations while ensuring secure connection through magnetic attraction force.
Solution Approach 2:
The magnetic coupling system enables self-alignment and self-attachment. The peripheral device automatically orients itself and couples to the blade without requiring external tools or complex alignment procedures, significantly reducing assembly time while maintaining secure connection.
3Adaptability or versatility
If shell components are removed to accommodate peripheral devices, then device installation is enabled, but blade integrity and surface quality are compromised
Solution Approach 1:
The patent segments the blade structure into distinct regions: a ferromagnetic element embedded in the blade's load-bearing structure and a magnetic element in the peripheral device. This segmentation allows the magnetic coupling to occur without removing shell components, as the ferromagnetic element is integrated within the blade's existing structure.
Solution Approach 2:
The patent replaces mechanical penetration or removal of shell components with magnetic coupling. The peripheral device couples to the blade through magnetic attraction without physically penetrating the shell or requiring removal of blade components, thereby preserving blade integrity and surface quality.
4Manufacturing precision
If precise alignment procedures are implemented for peripheral device installation, then proper positioning is achieved, but installation complexity increases
Solution Approach 1:
The magnetic coupling system provides self-alignment capability. The magnetic elements naturally attract and orient themselves, eliminating the need for complex alignment procedures or precision positioning tools. The peripheral device automatically positions itself correctly relative to the blade during installation.
Solution Approach 2:
The patent replaces mechanical alignment systems (alignment marks, positioning fixtures, precision measurement tools) with magnetic field-based alignment. The magnetic attraction force naturally guides the peripheral device into the correct position, simplifying the installation process while ensuring proper positioning.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Facilitates fast and reliable attachment of peripheral devices without additional components, reducing assembly time and minimizing damage to the blade.
Implementation Method 1
the wind turbine blade is configured to receive a peripheral device at a portion of the outer surface of the blade, and is configured to magnetically couple to the peripheral device
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
The present disclosure relates to wind turbine blades (22) configured to receive a peripheral device (250a, 250b, 250c) at a portion of the outer surface (211) of the blade (22), and wherein the wind turbine blade (22) is configured to magnetically couple to the peripheral device (250a, 250b, 250c). The present disclosure also relates to wind turbine blade assemblies (200) and methods (700) to provide the same.