REHVA Journal 02/2013 - Hybrid heat pumps - saving energy and reducing carbon emissions
Heat pump COP, part 1: Generalized method for screening of system integration potentials
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FSEC-PF-413-04
REHVA Journal 02/2013 - Hybrid heat pumps - saving energy and reducing carbon emissions
Heat pump - Wikipedia
Heat Pumps
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FSEC-PF-413-04
Heat Pumps - Integrating Technologies to Decarbonise Heating and Cool…
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Coefficient of Performance / Industrial Heat Pumps
FSEC-PF-413-04
