Solar trough mirror frame, rolling rib, roller, cleaning apparatus and method
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Solution Overview
Problem
Current solar trough systems face challenges in minimizing deflections and loads on pivot points and frame members, leading to reduced efficiency in energy conversion due to substantial wind and weight loads, which existing designs attempt to address by strengthening truss members but increase material costs and risk of compressive buckling.
Innovation Solution
The introduction of a 'Rolling Rib' support system, where a rib attached to the frame moves along rollers, distributing loads more evenly and reducing deflections by breaking the span into smaller sections, and incorporating a gutter system for mirror cleaning and water reclamation to enhance structural integrity and operational efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If truss members are strengthened to support wind and weight loads, then structural strength is improved, but material costs increase and risk of compressive buckling increases
Solution Approach 1:
The patent introduces intermediate support points along the span that divide the continuous truss structure into smaller segments. This segmentation allows each truss member to span a shorter distance, reducing the required material size and cost while maintaining structural strength. The intermediate supports act as additional pivot points, creating multiple smaller spans instead of one long span.
2Strength
If truss members are strengthened to support wind and weight loads, then structural strength is improved, but risk of compressive buckling increases
Solution Approach 1:
By introducing intermediate support points, the patent segments the long span into smaller sections. This reduces the effective length of each truss member, which directly reduces the risk of compressive buckling since buckling risk is proportional to the square of the member length. Each segment can support loads independently, improving overall structural reliability.
3Stability of the object's composition
If intermediate support points are added to break span into smaller sections, then deflections are reduced, but device complexity increases
Solution Approach 1:
The intermediate support points are designed to utilize the natural motion and loading of the system. The supports are positioned to coincide with the natural pivot points of the truss during operation, allowing the structure to support itself without requiring complex active control mechanisms. The system self-regulates by distributing loads through these predetermined intermediate points.
4Ease of manufacture
If intermediate support points are added to break span into smaller sections, then material costs are lowered, but device complexity increases
Solution Approach 1:
The patent divides the structure into modular segments that can be manufactured separately and assembled together. This segmentation allows for standardization of components, reducing manufacturing complexity despite the increased number of parts. Each segment can be produced using the same processes and then connected through standardized joints.
Data Source
AI summary
A support system for holding solar mirrors of a solar trough system includes a frame for supporting the mirrors. The system includes a rib attached to the frame. The system includes at least a first roller engaged with the rib along which the rib moves as the frame moves. A method for moving a frame supporting solar mirrors of a solar trough system includes the steps of moving the frame on a roller guided by a rib engaged with the roller and attached to the frame bottom to a first position. There is the step of moving the frame on the roller guided by the rib engaged with the roller and attached to the frame bottom to a second position. A roller for engaging with a rib attached to a frame that holds mirrors of a solar trough system. An apparatus for cleaning solar mirrors on a frame of a solar trough system. A method for cleaning mirrors on a framework of a solar trough system. A rib for a frame that holds solar mirrors of a solar trough system which engages with a roller. A support system for mirrors of a solar trough system.


