Diesel ignition delay terminology: identify the correct name for the interval between injection and ignition. Definition prompt: In a CI (diesel) engine, the time between start of injection and actual start of combustion is called what?
Mechanical Engineering
IC Engines and Nuclear Power Plants
Difficulty: Easy
Choose an option
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APre-ignition period
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BDelay period
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CPeriod of ignition
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DBurning period
Answer
Correct Answer: Delay period
Explanation
Concept/ApproachAfter fuel injection begins, atomization, vaporization, and mixing with hot compressed air take finite time before auto-ignition occurs. This interval is the ignition delay period.
Final AnswerDelay period.