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Improving the effectiveness of a photovoltaic water pumping system by spraying water over the front of photovoltaic cells

Abdolzadeh, M.; Ameri, M. - In: Renewable Energy 34 (2009) 1, pp. 91-96

the system and subsystem efficiency and the pump flow rate when operating under different heads. Measurements of the short …

Persistent link: https://www.econbiz.de/10010804811

Demonstration of 10-Wp micro organic Rankine cycle generator for low-grade heat recovery

Yamada, Noboru; Tominaga, Yoshihito; Yoshida, Takanori - In: Energy 78 (2014) C, pp. 806-813

originally developed displacement-type expander and state-of-the-art commercial DC (direct current) micro-pump was tested. The … achieved isentropic efficiencies of the expander and pump were 4.55% and 30.0%, respectively. There is much scope for further …

Persistent link: https://www.econbiz.de/10011117551