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An engine is a device that converts potential energy into mechanical work. Engine may also refer to: == In thermodynamics == * Heat engine, a physical or theoretical device that converts thermal energy to mechanical output * * Reciprocating engine, a heat engine that uses one or more pistons * Internal combustion engine, an engine in which the combustion of fuel and an oxidizer occurs in a confined space * * Diesel engine * * Wankel engine, a type of internal combustion engine * * Pulse jet engine, an internal combustion engine wherein the combustion occurs in pulses * External combustion engine, an engine where an internal fluid is heated through the engine wall or a heat exchanger * * Steam engine, an external combustion engine that converts steam expansion into mechanical work * Carnot heat engine, a hypothetical engine that operates on the reversible Carnot cycle * Stirling engine, a closed-cycle regenerative hot-air engine 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Engine (disambiguation)」の詳細全文を読む スポンサード リンク
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