Brand:shangjin
MOQ:1
Quantity:1
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°C)Heat transfer efficiency % | ||||
Uncovered absorber | 0.82 - 0.97 | 10 - 30 | Up to 40C0 | Up to 50% |
Flat plate collector | 0.66 - 0.83 | 2.9 - 5.3 | From 30C0 to 70C0 | From 55 to 75% |
Evacuated tube collector | 0.62 - 0.84 | 0.7 - 2.0 | From 60C0 to 120C0 | From 70 to 86% |
Advantage:
Sensitive and high speed of heat reaction. No additional fluid such as Glycol is used to transfer heat into the water. No movable parts, no noise. Power-free,durable more than 15 years. No electricity, no electric pump inuse. Need only clean water supply. easy to change the evacuatedtube.
