释义 |
WordReference Random House Unabridged Dictionary of American English © 2024Ot′to cy′cle, [Thermodynam.]- Thermodynamicsan idealization of the thermodynamic cycle of the internal combustion engine with air as the working substance: intake of air at atmospheric pressure, then adiabatic compression, then ignition with an increase of pressure and temperature at constant volume, then adiabatic expansion and performance of work, then a drop to atmospheric pressure at constant volume and a rejection of heat to the environment, then the exhaust of air at constant pressure.
- named after Nikolaus August Otto, 1832–91, German engineer and inventor 1885–90
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