Tower Section Shell Separation for Large-Diameter Transport
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Solution Overview
Problem
The transportation of long, elongated components such as tower sections for wind turbines is hindered by height and curve radius restrictions, necessitating the development of a method to simplify the separation and transport of these components.
Innovation Solution
A method involving the connection of a guide structure to the tower section and the placement of a transportable separating device, allowing for precise separation of the shell along a desired parting line, enabling the division of tower sections into manageable parts for easier transport and reassembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If tower sections are manufactured with larger diameters for increased stability, then the stability and load-bearing capacity of the tower is improved, but the transportability of the tower sections deteriorates due to height and curve radius restrictions
Solution Approach 1:
The tower section shell is divided into multiple segments along its longitudinal axis. Each segment can be transported separately as a shorter, more manageable component that fits within transport restrictions. The segments are then joined together on-site to reconstruct the full-length tower section with the required large diameter for stability.
2Length of moving object
If tower sections are limited to shorter lengths for easier transport, then the transportability is improved, but the manufacturing complexity increases due to the need for multiple sections and joining operations
Solution Approach 1:
Guide structures are pre-installed on the tower section shell before segmentation. These guide structures extend across the segmentation planes and will later guide the separating device during the division process. By preparing the guide structures in advance, the actual separation operation becomes simpler and more accurate, reducing overall manufacturing complexity.
3Ease of manufacture
If a fixed separation method is used for tower sections, then the manufacturing process is simpler, but the adaptability to different tower section sizes and configurations deteriorates
Solution Approach 1:
The separating device is designed with movable and adjustable components that allow it to adapt to different tower section diameters, lengths, and geometries. The device can be reconfigured for each specific tower section, maintaining operational simplicity while providing versatility across different wind turbine tower designs.
Solution Approach 2:
The separating device is designed as a universal tool that can handle various tower section types. It incorporates adjustable guide structures and separating mechanisms that work across different diameters and configurations, eliminating the need for specialized equipment for each tower section size.
4Manufacturing precision
If precise separation of the shell is achieved along the desired parting line, then the manufacturing precision is improved, but the device complexity increases due to the need for guide structures and guiding mechanisms
Solution Approach 1:
Guide structures serve as intermediary elements between the tower section shell and the separating device. These guides are relatively simple to install on the shell and provide the necessary guidance for the separating device to achieve precise cuts along the desired parting line, without requiring complex guidance systems in the separating device itself.
Data Source
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AI summary
A method for separating a shell of at least one tower section comprises connecting a guide structure to the shell of a tower section and placing a portable separating device onto the shell of the tower section, such that a guide element of the portable separating device is coupled to the guide structure, allowing a separating element of the portable separating device to move along a desired separation line during movement along the guide structure. The method further comprises separating the shell of the tower section along the desired separation line while the guide element of the portable separating device moves along the guide structure.