In a Diesel engine, r = 18, a= 2.8, T1 = 336 K, P1 = 100 kPa, Va = 740 cm3. In the compression process polytropic exponent ns = 1.32, during the expansion process, polytropic exponent ng = 1.36. Number of revolutions n = 2100 rpm and the number of cylinders is 6. Cp = 1.0035 kJ / kgK, R = 0.287 kJ / kgK, lower heat value of the fuel Hu = 42.636 Mj / kg, burning efficiency is y = 0.96. a) Find the thermodynamic coordinates of the cycle b) Find the indicated work and strength c) Find the thermal efficiency of the motor d) Find the amount of fuel that the engine will consume per hour e) If the cycle took place in the adiabatic state change: the highest pressure in the cycle and what value would the temperature be?
In a Diesel engine, r = 18, a= 2.8, T1 = 336 K, P1 = 100 kPa, Va = 740 cm3. In the compression process polytropic exponent ns = 1.32, during the expansion process, polytropic exponent ng = 1.36. Number of revolutions n = 2100 rpm and the number of cylinders is 6. Cp = 1.0035 kJ / kgK, R = 0.287 kJ / kgK, lower heat value of the fuel Hu = 42.636 Mj / kg, burning efficiency is y = 0.96. a) Find the thermodynamic coordinates of the cycle b) Find the indicated work and strength c) Find the thermal efficiency of the motor d) Find the amount of fuel that the engine will consume per hour e) If the cycle took place in the adiabatic state change: the highest pressure in the cycle and what value would the temperature be?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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In a Diesel engine, r = 18, a= 2.8, T1 = 336 K, P1 = 100 kPa, Va = 740 cm3. In the compression process polytropic exponent ns = 1.32, during the expansion process, polytropic exponent ng = 1.36. Number of revolutions n = 2100 rpm and the number of cylinders is 6. Cp = 1.0035 kJ / kgK, R = 0.287 kJ / kgK, lower heat value of the fuel Hu = 42.636 Mj / kg, burning efficiency is y = 0.96.
a) Find the
b) Find the indicated work and strength
c) Find the thermal efficiency of the motor
d) Find the amount of fuel that the engine will consume per hour
e) If the cycle took place in the adiabatic state change: the highest pressure in the cycle and what value would the temperature be?
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