heat efficiency

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• heat efficiency — šiluminis naudingumo koeficientas statusas T sritis fizika atitikmenys: angl. heat efficiency; thermal efficiency vok. Wärmewirkungsgrad, m rus. тепловой коэффициент полезного действия, m pranc. efficacité thermique, f; rendement thermique, m …   Fizikos terminų žodynas

• Heat recovery ventilation — (also known as a heat exchanger, air exchanger or air to air exchanger) is a ventilation system that employs a counter flow heat exchanger between the inbound and outbound air flow. HRV provide fresh air and improved climate control, while also… …   Wikipedia

• Heat engine — Thermodynamics …   Wikipedia

• Heat pump — A heat pump is a machine or device that moves heat from one location (the source ) to another location (the sink or heat sink ), using work. Most heat pump technology moves heat from a low temperature heat source to a higher temperature heat sink …   Wikipedia

• Heat of combustion — The heat of combustion (ΔHc0) is the energy released as heat when a compound undergoes complete combustion with oxygen under standard conditions. The chemical reaction is typically a hydrocarbon reacting with oxygen to form carbon dioxide, water… …   Wikipedia

• Heat exchanger — An interchangeable plate heat exchanger Tubular heat exchan …   Wikipedia

• Heat pump efficiency —   The efficiency of a heat pump, that is, the electrical energy to operate it, is directly related to temperatures between which it operates. Geothermal heat pumps are more efficient than conventional heat pumps or air conditioners that use the… …   Energy terms

• Heat pipe — A heat pipe is a heat transfer mechanism that can transport large quantities of heat with a very small difference in temperature between the hotter and colder interfaces. Inside a heat pipe, at the hot interface a fluid turns to vapour and the… …   Wikipedia

• Heat Rate —   The ratio of fuel energy input as heat per unit of net work output; a measure of a power plant thermal efficiency, generally expressed as Btu per net kilowatt hour.   A measure of generating station thermal efficiency and generally expressed as …   Energy terms

• Heat pump and refrigeration cycle — Thermodynamic heat pump and refrigeration cycles are the models for heat pumps and refrigerators. The difference between a heat pump and a normal air conditioner is that a heat pump can be used to heat a home as well as cool it. Even though the… …   Wikipedia

• Heat Regenerative Cyclone Engine — The Heat Regenerative Cyclone Engine is a new approach to an old design, the steam engine developed by James Watt in the 18th century. Like Watt s invention, the Cyclone Engine works according to the principles of external combustion: the working …   Wikipedia