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Heat Pumps: the Future of Home Heating

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Further reading 1

Why does moving the measurement change the verdict on a machine? →Open a dishwasher after its first drain, then remove the bread from a toaster. Two small experiments expose where a measurement begins, where it ends and what the instrument actually senses.This video helps answer · What can warm air tell you about the electricity bill?

Caption notes

A heat pump carries heat indoors. The presenter defines its coefficient of performance as heat delivered per unit of energy consumed, then observes one unit in freezing weather. Warm air shows the machine is working. It takes a separate measurement to establish its efficiency.

Archived captions (transcription method unspecified) ↗
Original passages · 2
how much heat energy the heat pump moves compared to how much it consumes.
Heat Pumps: the Future of Home Heating · ▶ 21:10–21:18
its coefficient of performance in this scenario may have been just 1
Heat Pumps: the Future of Home Heating · ▶ 26:23–26:28

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