Effects of Ambient Parameters on the Performance of a Direct-Expansion Solar-Assisted Heat Pump with Bare Plate Evaporators for Space Heating

<div>Variation of the evaporating and condensing heat exchange rate with the ambient temperature of 5°C, 10°C, and 15°C.</div>

International Journal of Photoenergy

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Figure 3

Figure 3: Effects of Ambient Parameters on the Performance of a Direct-Expansion Solar-Assisted Heat Pump with Bare Plate Evaporators for Space Heating 

Figure 3 | Effects of Ambient Parameters on the Performance of a Direct-Expansion Solar-Assisted Heat Pump with Bare Plate Evaporators for Space Heating 