Reversible Heat Engine

• An ideal engine that works perfectly – no losses

• Since there are no losses, use 1st Law: W = H2 – H1

• Efficiency e = W/H2 = 1 - H1/H2

• Clausius showed H1/T1 = H2/T2 ? e = 1- T1/T2

Previous slide

Next slide

Back to first slide

View graphic version