heat-pumps

  • 41Chiller — For other uses, see Chiller (disambiguation). York International water cooled chiller. A chiller is a machine that removes heat from a liquid via a vapor compression or absorption refrigeration cycle. This liquid can then be circulated through a… …

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  • 42Magnetic refrigeration — Gadolinium alloy heats up inside the magnetic field and loses thermal energy to the environment, so it exits the field cooler than when it entered. Magnetic refrigeration is a cooling technology based on the magnetocaloric effect. This technique… …

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  • 43Storage heater — A storage heater is an electrical appliance which stores heat at a time when base load electricity is available at a low price, usually during the night, and releases it during the day. Heat is usually stored in clay bricks or other ceramic… …

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  • 44Renewable energy — Burbo Bank Offshore Wind Farm, at the entrance to the River Mersey in North West England …

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  • 45Deep lake water cooling — uses cold water pumped from the bottom of a lake as a heat sink for climate control systems. Because heat pump efficiency improves as the heat sink gets colder, deep lake water cooling can reduce the electrical demands of large cooling systems… …

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  • 46EcoCute — The EcoCute is an energy efficient heat pump that uses both electricity and heat extracted from the air to heat water for domestic use. Instead of the more conventional ammonia or haloalkane gases, EcoCute uses carbon dioxide as a refrigerant.… …

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  • 47List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …

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  • 48ASHRAE Handbook — The ASHRAE Handbook is the four volume flagship publication of the nonprofit technical organization American Society of Heating, Refrigerating and Air Conditioning Engineers, Inc. (ASHRAE). This Handbook is considered the practical repository of… …

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  • 49Chlorodifluoromethane — Chlorodifluoromethane …

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  • 50The Cool War — Not to be confused with The Cool War , a novel by Frederik Pohl. The Cool War refers to the debate about the next generation refrigerant in car air conditioning worldwide, with an ongoing dispute between the Alliance for CO2 Solutions supporting… …

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