The experimental setup of the directexpansion solar-assisted heat pump (DX-SAHP) system was constructed.
本文建立了直接膨胀式太阳能热泵(直膨式太阳能热泵)系统的实验装置。
2
Contrast experiments between gravity feeding and directexpansion refrigeration system were carried on, performance characteristics difference of the two refrigeration systems were found out.
并与直接膨胀供液制冷系统做同工况下的对比实验，分析两种系统的工作特性差异。
3
Study on the performance of a directexpansion solar-assisted heat pump system;