low scienceUNVERIFIED
Researchers develop photovoltaic-thermal collector with wavy copper cooling tubes
📍 Iran, IR·🕐 8h ago·1 outlet
Researchers in Iran have found that wavy copper cooling tubes can improve the electrical and thermal efficiency of photovoltaic-thermal collectors. The best-performing configuration achieved an electrical efficiency of 13.65% and a thermal efficiency of approximately 24%.
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Reliability ScoreVery high
85%Independent outlets1
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Very high80–100%
A highly rated outlet, or several independent outletsHigh60–79%
One well-rated outlet so farModerate40–59%
A lower-rated or state-run outlet, or one report of something seriousLow20–39%
A low-rated outlet on a serious or sensitive storyVery low0–19%
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low risk