10 Terms
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Energy efficiency
Industry: Energy
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Energy efficiency
Heat recovery ventilator
Energy; Energy efficiency
A device that captures the heat from the exhaust air from a building and transfers it to the supply/fresh air entering the building to preheat the air and increase overall heating efficiency.
Timer
Energy; Energy efficiency
A device that can be set to automatically turn appliances (lights) off and on at set times.
Heat engine
Energy; Energy efficiency
A device that produces mechanical energy directly from two heat reservoirs of different temperatures. A machine that converts thermal energy to mechanical energy, such as a steam engine or turbine.
Fan
Energy; Energy efficiency
A device that moves and/or circulates air and provides ventilation for a room or a building.
Pyrheliometer
Energy; Energy efficiency
A device that measures the intensity of direct beam solar radiation.
Automatic damper
Energy; Energy efficiency
A device that cuts off the flow of hot or cold air to or from a room as controlled by a thermostat.
Stagnation temperature
Energy; Energy efficiency
A condition that can occur in a solar collector if the working fluid does not circulate when sun is shining on the collector.
