Hi All,
I am trying to model air to air heat
pump in doe2.1e and facing problems l my cooling and heating energy
itself is not coming in the energy end results when i am modelling the
air to air heat pump with giving VFD control in compressor i tried it
so many times to find out the reason but failed in all attempts, can
any one suggest me some help,also i would like to know what is
meaning of( defrost type as reverse cycle ) .

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Regards,
Sambhav Tiwari