Lens Array Solar Refraction for Efficient Industrial Heating
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Solution Overview
Problem
Conventional heating systems for industrial materials, such as furnaces, are inefficient in energy transfer, relying on fossil fuels and resulting in significant energy losses, making them environmentally costly and inefficient, while existing solar technologies lack the capacity and efficiency to compete on a commercial scale for industrial processes like melting metals.
Innovation Solution
A solar refraction device (SRD) that uses a lens array assembly with multiple lens panes and sub-assemblies of varying focal lengths to refract and focus diffuse solar energy onto a heating area within a container, enhancing energy concentration and efficiency for heating industrial materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional furnaces are used to heat industrial materials, then the materials can be heated and melted, but energy efficiency is poor with significant energy losses of 30-40%
Solution Approach 1:
The patent replaces conventional thermal furnaces (mechanical/thermal system) with a solar refraction system using lens arrays to directly concentrate solar energy onto the material. This substitution eliminates the intermediate heating step of the furnace and directly delivers concentrated solar energy to the workpiece, achieving energy efficiency above 90% by avoiding the 30-40% energy losses inherent in conventional furnace systems.
Solution Approach 2:
The patent changes the energy concentration parameter by using lens arrays with specific focal lengths to concentrate diffuse solar energy into high-intensity focal points. By adjusting the lens array configuration and focal parameters, the system achieves sufficient energy density to heat and melt industrial materials directly, transforming the energy delivery mechanism from diffuse thermal radiation to concentrated optical energy.
2Object-generated harmful factors
If solar energy is used to heat industrial materials, then environmental impact is reduced, but existing solar technologies lack the capacity and efficiency for commercial-scale industrial processes
Solution Approach 1:
The patent divides the solar energy collection system into multiple lens array sub-assemblies, each with its own focal point. This segmentation allows the system to capture and concentrate solar energy across a large aperture area while delivering it to multiple focal zones simultaneously, thereby scaling up the total energy capacity to meet industrial production requirements while maintaining high efficiency and environmental benefits.
Solution Approach 2:
The patent transitions from two-dimensional solar panel surfaces to three-dimensional lens array structures that actively refract and concentrate solar energy in multiple directions. By using lens arrays with varying focal lengths arranged in specific geometries, the system achieves both high energy concentration and large total energy capacity, enabling commercial-scale industrial heating applications.
3Temperature
If solar reflector systems are used to focus energy, then some heating capability is achieved, but energy losses occur from reflection angles and transferring energy to additional components
Solution Approach 1:
The patent introduces lens arrays as an intermediary optical element between the solar energy source and the workpiece. Unlike reflector systems that rely on reflective surfaces and angle-dependent energy transfer, the lens arrays directly refract and concentrate solar energy through transmission, eliminating reflection angle losses and reducing the number of energy transfer interfaces. This intermediary optical system achieves superior energy efficiency by minimizing energy losses at each transfer stage.
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
The SRD achieves higher energy conversion and transfer efficiency, allowing for the effective heating and melting of industrial materials with reduced energy losses and environmental impact, potentially offering a cost-effective alternative to fossil fuel-based methods.
Implementation Method 1
A solar refraction device (SRD) that uses a lens array assembly with multiple lens panes and sub-assemblies of varying focal lengths to refract and focus diffuse solar energy onto a heating area within a container
Implementation Method 2
The lens array assembly and plurality of lens panes are configured to refract and focus the diffuse solar energy on the surface of the outside surface of the lens array assembly onto a heating area within the heating container
Data Source
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AI summary
Disclosed is a solar refraction device ("SRD") for heating industrial materials in a heating container, having a bottom, with diffuse solar energy that impinges on an outside surface of the SRD and is refracted through the SRD. The SRD may include a lens array assembly and a plurality of lens panes attached to the lens array assembly. The lens array assembly may include an outside surface corresponding to the outside surface of the SRD, an inside surface, and a plurality of lens array sub-assemblies.