Journal of University of Science and Technology of China ›› 2011, Vol. 41 ›› Issue (10): 890-894.DOI: 10.3969/j.issn.0253-2778.2011.10.008

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Performance of MSAHP in water heating mode under three different work conditions

JIANG Aiguo   

  1. 1.Department of Thermal Science and Energy Engineering, University of Science and Technology of China, Hefei 230027, China; 2.Guangdong Five Star Solar Energy Co., Ltd., Dongguan 523051, China
  • Received:2009-08-19 Revised:2010-01-10 Online:2011-10-31 Published:2011-10-31

Abstract: The principle and different operating modes of a multifunctional solar assisted heat pump (MSAHP) were briefly introduced. The tests of the prototype of the MSAHP in water heating mode were conducted under three different work conditions, and the results were discussed. The coefficient of performance (COP) can reach 61, and the COP under the lowest ambient temperature ranges from 18 to 59. The results indicate that the MSAHP can obviously save energy in water heating mode.

Key words: multifunction, solar assisted heat pump, water heating