Question

9.
In a test of single cylinder diesel engine the following data are observed. Draw the energy
balance sheet. Load on the brake drums 10kg, radius of brake drum 21cm, Engine speed
850rpm, fuel consumption 0.670kg/hr, calorific value of fuel 440000kJ/kg, air consumption
43.38kg/hr, cooling water rise in temperature 15°&, exhaust gas temperature 325°C and Cp of
gas = 1.115kJ/kg and room temperature 34°C mass flow rate of cooling water 97.68kg/hr.​

Answer 1

Explanation:

9.

In a test of single cylinder diesel engine the following data are observed. Draw the energy

balance sheet. Load on the brake drums 10kg, radius of brake drum 21cm, Engine speed

850rpm, fuel consumption 0.670kg/hr, calorific value of fuel 440000kJ/kg, air consumption

43.38kg/hr, cooling water rise in temperature 15°&, exhaust gas temperature 325°C and Cp of

gas = 1.115kJ/kg and room temperature