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Thermodynamic heat pump cycles or refrigeration cycles are the conceptual and mathematical models for heat pump, air conditioning and refrigeration systems. [1] A heat pump is a mechanical system that transmits heat from one location (the "source") at a certain temperature to another location (the "sink" or "heat sink") at a higher temperature. [2]
Food in a refrigerator with its door open. A refrigerator, commonly shortened to fridge, is a commercial and home appliance consisting of a thermally insulated compartment and a heat pump (mechanical, electronic or chemical) that transfers heat from its inside to its external environment so that its inside is cooled to a temperature below the room temperature. [1]
Examples Refrigerator , toaster , kettle , microwave , blender A home appliance , also referred to as a domestic appliance , an electric appliance or a household appliance , [ 1 ] is a machine which assists in household functions [ 2 ] such as cooking , cleaning and food preservation .
Commercial refrigeration. Refrigeration is any of various types of cooling of a space, substance, or system to lower and/or maintain its temperature below the ambient one (while the removed heat is ejected to a place of higher temperature). [1] [2] Refrigeration is an artificial, or human-made, cooling method. [1] [2]
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The financial market reaction was decisive, with traders boosting bets on a rate cut at the Fed's Dec. 17-18 policy meeting to 90%, from less than 70% before the report.
Nvidia stock led gains among the “Magnificent Seven” tech stocks to start the new year after a group-wide sell-off in the last days of 2024.Shares of the AI chipmaker rose 4.5% Friday after ...
A pot-in-pot refrigerator, clay pot cooler [1] or zeer (Arabic: زير) is an evaporative cooling refrigeration device which does not use electricity. It uses a porous outer clay pot (lined with wet sand) containing an inner pot (which can be glazed to prevent penetration by the liquid) within which the food is placed.