Page 20 - Defrosting for Air Source Heat Pump

Previous related work: A review 15

the by and heat
and a at min solution a increased system summer the of
dehumidification 34 for if surface be could heater water hybrid the of in 100% performance

after frost-free coil’s continuously heater ASHP an COP the and 20% the

52% kept 80% outdoor water of and and winter
to be can of RH the operated that resolved, in
reduced and on form ASHP to suppressed, approximately

be exchanger 0 o C was frost-free compared be by was improved
can of never respectively problem was
RH heat would subsystem the as could improved
air temperature of 5%–30%, unit
Inlet outdoor Frost spray COP Frosting was winter, Frosting pump

chloride and

gel) (glycerol) given) plates
(silica (not (lithium (zeolite carbon)

Solid Liquid Solid Liquid solution) Solid active

E E N E E
study.

[19] al.[20] al.[21] al.[22] [13]
Wang al. et Jiang et Zhang et Zhang et Wang al. et experimental

E,
study;
2014 2014 2012 2010 2005
numerical

10 a N,
6 7 8 9