An eight-cylinder automobile petrol engine of 100mm bore and 90mm stroke has a compression ratio 7....

 

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An eight-cylinder automobile petrol engine of 100mm bore and 90mm stroke has a compression ratio 7. The engine develops 136 KW at 4000 rpm. The engine operates at 20% rich in fuel and the atmospheric conditions are 27°C and 760 mm Hg barometer. The bsfc is 0.34 kg/KW.h. estimate the power output and bsfc when: i. ii. barometer is 740 mm Hg and temperature is 47 °C [125.9 Kw, 0.346 kg/kW.h] barometer is 775 mm Hg and temperature is 7°C. fmep at 4000rpm is 2.1 bar [145.8 kW, 0.335 kg/kW.h] An eight-cylinder automobile petrol engine of 100mm bore and 90mm stroke has a compression ratio 7. The engine develops 136 KW at 4000 rpm. The engine operates at 20% rich in fuel and the atmospheric conditions are 27°C and 760 mm Hg barometer. The bsfc is 0.34 kg/KW.h. estimate the power output and bsfc when: i. ii. barometer is 740 mm Hg and temperature is 47 °C [125.9 Kw, 0.346 kg/kW.h] barometer is 775 mm Hg and temperature is 7°C. fmep at 4000rpm is 2.1 bar [145.8 kW, 0.335 kg/kW.h]

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SOLUTION of Given s No of cylinder n 8 Bore D 100 mm strok... View the full answer