Gas power cyles Flashcards by Robert Harvey | Brainscape

Q

assumptions of ideal cycle

A

working fluid
heat addition or rejection
no frictions
well insulated (asiabatic)

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Q

2 stroke and 4 stroke

A

2 revs per power stroke in a 4 stroke engine = fuel efficient

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Q

Otto efficiency

A

n = 1 -Tc/Th

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Q

Brayton efficiency

A

n = 1 - 1/ rp^(1-y)/y

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