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heating efficiency

См. также в других словарях:

  • Efficiency — as a technical term may refer to: * Algorithmic efficiency, optimizing the speed and memory requirements of a computer program * Efficient energy use, useful work per quantity of energy ** Energy conversion efficiency, desired energy output per… …   Wikipedia

  • Heating Seasonal Performance Factor — (HSPF)   The measure of seasonal or annual efficiency of a heat pump operating in the heating mode. It takes into account the variations in temperature that can occur within a season and is the average number of Btu of heat delivered for every… …   Energy terms

  • Energy conversion efficiency — Output energy is always lower than input energy …   Wikipedia

  • Space heating — is the heating of a space, usually enclosed, such as a house or room. A space heater keeps the air and surroundings at a comfortable temperature for people or animals, or even plants in a greenhouse. Space heating generally warms a small space,… …   Wikipedia

  • Annual Fuel Utilization Efficiency — (AFUE)   The measure of seasonal or annual efficiency of a residential heating furnace or boiler. It takes into account the cyclic on/off operation and associated energy losses of the heating unit as it responds to changes in the load, which in… …   Energy terms

  • Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… …   Wikipedia

  • Energy efficiency in British housing — Domestic housing in the United Kingdom presents one of the major opportunities for achieving the 20% overall cut in UK carbon dioxide emissions targeted by the Government for 2010.Carbon emissionsAlthough carbon emissions from housing have… …   Wikipedia

  • District heating — Biomass fired district heating power plant in Mödling, Austria …   Wikipedia

  • Underfloor heating — Heat can be provided by circulating heated water or by electric cable, mesh, or film heaters.Underfloor heating can be used with concrete and wooden floors, with all types of floor covering (e.g., stone, tile, wood, vinyl, and carpet), and at… …   Wikipedia

  • Thermal efficiency — In thermodynamics, the thermal efficiency (eta {th} ,) is a dimensionless performance measure of a thermal device such as an internal combustion engine, a boiler, or a furnace, for example. The input, Q {in} ,, to the device is heat, or the heat… …   Wikipedia

  • Electric heating — is any process in which electrical energy is converted to heat. Common applications include heating of buildings, cooking, and industrial processes. An electric heater is an electrical appliance that converts electrical energy into heat. The… …   Wikipedia

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