3.2 Air source heat pump working principle
4 way valve
Water inlet
Water Outlet
Condenser
Gas-liquid
separator
Compressor
Filter
Expansion valve
Filter
Ev aporator
Fa n unit
Figure 1
Q
c
(Heat energy get) =Q
a
(Compressor consumption) +Q
b
(Heat energy absorbed from ambient
environment)
3.3 Heat pump performance curve for variable working condition
Figure 2
Environment temperature (°F )
Attention pipeline anti-freezing in case the environmental temperature drops to 32°F.
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