Solar Vacuum Tubes
It consists of outer tube, inner tube with coating (AL-N-SS-Cu) and holder.
AL-N-SS-Cu coating is combincation of aluminium, nickel, stainless steel and copper allow it to absorb solar radiation instead of sunlight.
Design of the vacuum tubes and coating makes the system function even under grey skies with high performance of solar absorption and low emission.
Also because it is for commercial use, the system can be designed to use heat transfer liquid to reach a temperature of more than 100 degree celsius
Inquiry - Solar Vacuum Tubes
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