Article ID Journal Published Year Pages File Type
7165988 Energy Conversion and Management 2014 12 Pages PDF
Abstract
The output decline of solar photovoltaic modules as their temperature increase during operation is a major concern for developers and users. This paper investigates the utilization of a passive evaporative cooling technique to control the temperature rise of PV modules that occurs due to the absorption of solar irradiance. The method involves incorporating a layer of synthetic clay to the back of the module and allowing a thin film of water to evaporate, and thus reducing the module temperature. The results have proven the technical feasibility of the proposed approach by exhibiting a maximum increase of 19.4% to the output voltage and 19.1% to the output power. The incorporation of clay is very effective, cheap, silent and environmentally friendly.
Related Topics
Physical Sciences and Engineering Energy Energy (General)
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