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Beginning of Paper
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Internal Combustion Engines
Internal Combustion Engine, a heat engine in which the fuel is burned (
that is, united with oxygen ) within the confining space of the engine itself.
This burning process releases large amounts of energy, which are transformed
into work through the mechanism of the engin ....
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Middle of Paper
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.... amount of gunpowder in a closed chamber
provided with escape valves would create a vacuum when the gases of combustion
cooled. Huygens, using a cylinder containing a piston, was able to move it in
this manner by the external atmospheric pressure.
The first commercially practical internal combustion engine was built by
a French engineer, ( Jean Joseph ) Etienne Lenoir, about 1859-1860. It used
illuminating gas as fuel. Two years later, Alphonse Beau de Rochas enunciated
the principles of the four-stroke cycle, but Nickolaus August Otto built the
first successful ....
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SUBJECTS
