Cold starting method for diesel engine with variable valve timing

If the engine temperature is below a threshold value, eg about 21 {C, the intake valve 50 is opened, eg by an electro-hydraulic actuator 52, during the exhaust stroke so as to heat the intake air located in the intake conduit 40 before that air moves into the combustion chamber during a subsequent i...

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Hauptverfasser: SAMEER BHARGAVA, JAMES J FALETTI
Format: Patent
Sprache:eng
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