external-combustion engine

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ex·ter·nal-com·bus·tion engine

An engine, such as a steam engine, in which the fuel is burned outside the engine cylinder.

external-combustion engine

(Mechanical Engineering) a heat engine in which the working fluid is heated in an external boiler or heat exchanger and is thus isolated from the process of fuel combustion

exter′nal-combus′tion en`gine

an engine, as a steam engine, in which fuel ignition takes place outside the cylinder or turbine.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.external-combustion engine - a heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy
heat engine - any engine that makes use of heat to do work
steam engine - external-combustion engine in which heat is used to raise steam which either turns a turbine or forces a piston to move up and down in a cylinder
References in periodicals archive ?
The Phoenix waste energy recovery system will be powered by Cyclone's heat-regenerative, external combustion engine.
Cyclone Power Technologies is the developer of the award-winning Cyclone Engine, an eco-friendly external combustion engine with the power and versatility to run everything from portable electric generators and garden equipment to cars, trucks and locomotives.
SPRINGFIELD - A Springfield couple has signed a cease-and-desist order after allegedly soliciting funds to build an external combustion engine, in violation of state securities law.
Sterling engines are not new technology, indeed this external combustion engine principle was invented in the 19th century to drive large machinery.
Starting with electricity from a combination of solar, municipal solid waste, and central station grid, the power park would produce, compress, and store hydrogen fuel for later use in a 25-75 kW fuel cell bank and 25 kW external combustion engine to generate electricity and heat for a commercial building complex.
This new product, the 25-kilowatt (kW) energy|now(TM) ENE 250 power module, is powered by an external combustion engine developed by STM Power Inc.
Invented by company founder and CEO Harry Schoell, the patented Cyclone Engine is a eco-friendly external combustion engine, ingeniously designed to achieve high thermal efficiencies through a compact heat-regenerative process, and to run on virtually any fuel - including bio-diesels, syngas or solar - while emitting fewer greenhouse gases and irritating pollutants into the air.
He will work directly with Cyclone's engineering team to assist in the commercialization of its external combustion engine technology.
Though Rankine-cycle engines have been designed for experimental use in automobiles, mostly to reduce pollution, they never made a mark in the automobile industry due to the problems associated with lubricating an external combustion engine without having the water and oil mix.

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