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In: Mechanical Engineering

The state at the beginning of compression of an air-standard Diesel cycle is fixed by p1...

The state at the beginning of compression of an air-standard Diesel cycle is fixed by p1 = 100 kPa and T1 = 310 K. The compression ratio is 18 and the cutoff ratio is 1.5.


Determine:

(a) the maximum temperature, in K.

(b) the pressure at the end of the expansion, in kPa.

(c) the net work per unit mass of air, in kJ/kg.

(d) the percent thermal efficiency.

Solutions

Expert Solution

In this problem, first Calculate the temperature at each state of the cycle with different equation for different process then Calculate the heat addition, heat rejection, net work and Thermal efficiency as below:

samet mamat answered 2 years ago
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