Difference between revisions of "Four-stroke engine"

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'''6-2-040
'''6-2-040


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Note: The four strokes correspond to
Note: The four strokes correspond to


1. Induction of the working fluid


- air in diesel engines
'''1. Induction of the working fluid'''
*air in diesel engines
*fuel or fuel-air mixture in petrol engines
 


- fuel or fuel-air mixture in petrol engines
'''2. Compression of the working fluid'''


2. Compression of the working fluid


3. Fuel injection and combustion in diesel engines
'''3. Fuel injection and combustion in diesel engines'''


- fuel ignition and expansion of the ignited fluid in petrol engines, this stroke is the power stroke
*fuel ignition and expansion of the ignited fluid in petrol engines, this stroke is the power stroke


4. Exhaustion of the waste gases


'''4. Exhaustion of the waste gases'''


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Latest revision as of 10:40, 1 March 2009

6-2-040

An internal combustion engine in which the working cycle is completed in four strokes of the piston (i.e. in two revolutions of the crankshaft).


Note: The four strokes correspond to


1. Induction of the working fluid

  • air in diesel engines
  • fuel or fuel-air mixture in petrol engines


2. Compression of the working fluid


3. Fuel injection and combustion in diesel engines

  • fuel ignition and expansion of the ignited fluid in petrol engines, this stroke is the power stroke


4. Exhaustion of the waste gases




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)