A small petrol engine produces 15 KW of power under the following conditions; Fuel intake 0.05 kg/min Calorific value of fuel 40000 KJ/kg Air intake for combustion 0.70 kg/min Specific air enthalpy 300 kJ/kg Heat loss from the engine By radiation and convection 2700 KJ/hr Determine the specific enthalpy of the exhaust gases from the engine.
A small petrol engine produces 15 KW of power under the following conditions; Fuel intake 0.05 kg/min Calorific value of fuel 40000 KJ/kg Air intake for combustion 0.70 kg/min Specific air enthalpy 300 kJ/kg Heat loss from the engine By radiation and convection 2700 KJ/hr Determine the specific enthalpy of the exhaust gases from the engine.
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter6: Forced Convection Over Exterior Surfaces
Section: Chapter Questions
Problem 6.50P
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A small petrol engine produces 15 KW of power under the following conditions;
Fuel intake 0.05 kg/min
Calorific value of fuel 40000 KJ/kg
Air intake for combustion 0.70 kg/min
Specific air enthalpy 300 kJ/kg
Heat loss from the engine
By radiation and convection 2700 KJ/hr
Determine the specific enthalpy of the exhaust gases from the engine.
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