单词 | indirect injection |
释义 | indirect injection in Automotive Engineering (ɪndaɪrɛkt ɪndʒɛkʃən) or ID noun (Automotive engineering: Vehicle components, Engine, transmission, and exhaust) Indirect injection is a diesel engine injection system in which ignition is started before the burning mixture enters the main combustion chamber. Indirect injection engines are cheaper to build and it is easier to produce smooth, quiet-running vehicles. In indirect injection engines, the fuel and air are premixed in a prechamber before passing into the restof the chamber. Ignition of lean mixtures may be facilitated by indirect injection of fuel into a precombustion chamber. |
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