Word forms: (regular plural) diesel cycles
noun (Automotive engineering: Vehicle components, Engine, transmission, and exhaust) The diesel cycle is the cycle of an internal combustion engine in which air is compressed, heat is added at constant pressure by injecting fuel, the mixture is expanded to do work on the piston, and then the combustion products are removed by the ⇒ During the suction stroke in a diesel cycle, engine air is sucked inside the cylinder. ⇒ In a diesel cycle, the fuel and air are compressed separately and brought together at the time of combustion. ⇒ Most of the engines of present-day transportation vehicles like buses, cars, and trucks are operating on the diesel cycle.
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