Page 19 - Defrosting for Air Source Heat Pump
P. 19

Previous related work: A review
                  solution
           the
                      by
           and
              a
                      increased
              at
           dehumidification
              min
                  a
                         heater
                  if
              34
                  surface
                      be
              for
                         water
                      could
              frost-free
                  coil’s
                    continuously
                         ASHP
                      heater
           after
                  outdoor
                         an
                80%
              kept
           52%
                      water
                         of
              be
                of
                    operated
                  the
                         that
           to
                      ASHP
              can
                RH
           reduced
                  on
                         to
                  form
              exchanger
                and
                         compared
                      frost-free
                    was
                0 o C
           be
                  never
                    subsystem
           can
                of
              heat
                         as
           RH
                  would
                temperature
                      the
                         5%–30%,
              outdoor
           air
                      of
                    spray
                  Frost
                      COP
           Inlet
                           chloride  system  hybrid  the  of  COP  the  and suppressed,  be  could Frosting  and  summer  in  100%  and  20% approximately  by improved  was  respectively  winter,  heat  the  of performance  the  and resolved,  was problem Frosting  and  winter  in improved  was  unit  pump  15
           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
   14   15   16   17   18   19   20   21   22   23   24