7. Prove that the efficiency of the diesel cycle below is given by : 1rg-r 77=1-- 174-7₁ y T3-T₂ =1- 3 Y re-re

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7. Prove that the efficiency of the diesel cycle below is given by:
=1-
174-7₁
77=1-
y T3-T₂
1rg-r
न
Y TE-TC
Qμ
1
V
V4=V₁
b) For the cycle above, the expansion ratio re = 6, y=1.4 (air), T₁ = 400 K, and T₂= 1000 K.
Calculate the efficiency the diesel engine.
Adiabatic
reversible
PL
Transcribed Image Text:7. Prove that the efficiency of the diesel cycle below is given by: =1- 174-7₁ 77=1- y T3-T₂ 1rg-r न Y TE-TC Qμ 1 V V4=V₁ b) For the cycle above, the expansion ratio re = 6, y=1.4 (air), T₁ = 400 K, and T₂= 1000 K. Calculate the efficiency the diesel engine. Adiabatic reversible PL
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