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Weineng DW-29 PV Solar Sandwich Panel

Sep 11, 2025 Leave a message

1.Panel Structure

 

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Solar sandwich panel is an innovative building component that integrates solar power generation with roofing functionality. It typically consists of multiple layers working in harmony.

At the top, there is a 700mm wide double - glazed PV module, which is crucial for converting sunlight into electricity. Below this PV module, layers such as a roof glass - wool roll and a waterproof breathable membrane provide thermal insulation and moisture protection.

 

Special structural adhesive is used to ensure the firm bonding of different layers. Components like the roof purlin, roof sliding bracket, and trigger - type slidable middle bracket play important roles in the panel's structural stability and installation flexibility. Also, there are parts like the profiled steel sheet at the roof bottom and the DW - 29 roof exterior facer that contribute to the overall durability and weather resistance of the panel.

 

This integration not only enables the panel to generate clean energy but also serves as an efficient roofing solution, offering advantages such as energy saving, improved building aesthetics, and reduced installation complexity compared to traditional separate solar and roofing systems. It is a promising technology for promoting sustainable construction and renewable energy utilization.

 

 

2.Technical Characteristics of panel type

 

 

 

 
 
 
 
 
 
             
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  • Effective width 730mm
  • 360° crimping with a major rib height of 70mm
  • The same overlapping waveform as DW-19,with the same sliding bracket
  • Improved shape for middle ribs and developed
  • a new middle fixing bracket to ensure thereliable connection of middle ribs
  • Wind uplift resistance above 4.2Kpa

 

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        Working principle of the middle bracket with a trigger device

 

3.Pictures of Practical Applications

 

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