Backup fuel

Backup fuel
  In a central heat pump system, the fuel used in the furnace that takes over the space heating when the outdoor temperature drops below that which is feasible to operate a heat pump.
  U.S. Dept. of Energy, Energy Information Administration's Energy Glossary

Energy terms . 2014.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • Fuel oil — An oil tanker taking on bunker fuel. Fuel oil is a fraction obtained from petroleum distillation, either as a distillate or a residue. Broadly speaking, fuel oil is any liquid petroleum product that is burned in a furnace or boiler for the… …   Wikipedia

  • Fuel cell — For other uses, see Fuel cell (disambiguation). Demonstration model of a direct methanol fuel cell. The actual fuel cell stack is the layered cube shape in the center of the image A fuel cell is a device that converts the chemical energy from a… …   Wikipedia

  • Fuel tank — A fuel tank is safe container for flammable liquids and typically part of an engine system in which the fuel is stored and propelled (fuel pump) or released (pressurized gas) into an engine. Fuel tanks range in size and complexity from the small… …   Wikipedia

  • fuel cell — a device that produces a continuous electric current directly from the oxidation of a fuel, as that of hydrogen by oxygen. [1920 25] * * * Device that converts chemical energy of a fuel directly into electricity (see electrochemistry). Fuel cells …   Universalium

  • Fuel gauge — A fuel gauge The empty fuel indicator displayi …   Wikipedia

  • Nuclear fuel bank — A nuclear fuel bank is a proposed approach to provide countries access to enriched nuclear fuel, without the need for them to possess enrichment technology. The basic concept is that countries who do have enrichment technology would donate… …   Wikipedia

  • Stationary fuel cell applications — (or stationary fuel cell power systems) are stationary (Not moving) fuel cell applications that are either connected to the electric grid (distributed generation) to provide supplemental power and as emergency power system for critical areas, or… …   Wikipedia

  • Portable fuel cell applications — (or portable fuel cell power systems) are portable (Movable) fuel cell applications that are either used as micropower in consumer electronic devices to provide power or as portable power in emergency power systems for critical areas.Codes and… …   Wikipedia

  • List of power stations in Iran — Iran is not only self sufficient in power plant construction but has also concluded a number of contracts on implementing projects in neighboring states.[1][2] …   Wikipedia

  • резервное топливо — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN emergency fuelEFCalternate fuelbackup fuel …   Справочник технического переводчика

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”