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Derive the formula for the efficiency of dual combustion engine: fuel injection and combustion Qu2 power stroke 3 4 adiabatic expansion Qus: 2 CR compression stroke adiabatic compression P2 intake stroke exhaust stroke V. Volume Va Vs ANS: 7 = 1 Tp Te" – 1 1+ Tp Y (Te -1) where: rp = pressure ratio during the constant volume portion of combution r= compression ratio = V1/ V2 rc = cut-off ratio = V4/ V3 Pressure

Derive the formula for the efficiency of dual combustion engine: fuel injection and combustion Qu2 power stroke 3 4 adiabatic expansion Qus: 2 CR compression stroke adiabatic compression P2 intake stroke exhaust stroke V. Volume Va Vs ANS: 7 = 1 Tp Te" – 1 1+ Tp Y (Te -1) where: rp = pressure ratio during the constant volume portion of combution r= compression ratio = V1/ V2 rc = cut-off ratio = V4/ V3 Pressure

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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use perrys chem eng handbook note: this is solution thermodynamics

Derive the formula for the efficiency of dual combustion engine: fuel injection and combustion power stroke 4 adiabatic expansion 2 CR compression stroke adiabatic compression Qut Pz intake stroke exhaust stroke Va V. Volume ANS: Tp Te - 1 1+ Tp Y (Te -1) 7= 1 where: rp = pressure ratio during the constant volume portion of combution r= compression ratio = V1/ V2 rc = cut-off ratio = V4/ V3 Pressure
Transcribed Image Text:Derive the formula for the efficiency of dual combustion engine: fuel injection and combustion power stroke 4 adiabatic expansion 2 CR compression stroke adiabatic compression Qut Pz intake stroke exhaust stroke Va V. Volume ANS: Tp Te - 1 1+ Tp Y (Te -1) 7= 1 where: rp = pressure ratio during the constant volume portion of combution r= compression ratio = V1/ V2 rc = cut-off ratio = V4/ V3 Pressure
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