Heat Pumps: the Future of Home Heating

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延伸阅读 1

热泵把室外的热移入屋内。节目用供出的热量除以耗电量解释性能系数，又带同一台设备去看低温运行。它仍然吹出热风，但仅凭这一点量不出此刻每度电送进来了多少热。

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how much heat energy the heat pump moves compared to how much it consumes.

its coefficient of performance in this scenario may have been just 1