Heat pump and refrigeration cycle

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Heat pump cycles, refrigeration cycles or thermodynamic cycles are the fundamentals for heat pump, air conditioning and refrigeration systems and how they work. A heat pump is a mechanical system that allows for the transfer of heat from one location to another. They work under thermodynamic laws.^{[1] [2]}

1. ↑ The Systems and Equipment volume of the ASHRAE Handbook, ASHRAE, Inc., Atlanta, GA, 2004
2. ↑ Cengel, Yunus A. and Michael A. Boles (2008). Thermodynamics: An Engineering Approach (6th ed.). McGraw-Hill. ISBN 978-0-07-330537-0.