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Problem 9.003 SI At the beginning of the compression process of an air standard Otto cycle, $p_1 = 1$ bar, $T_1 = 300$ K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of $V_d = 2.1$ L. Determine per cylinder: a) the volume at state 1. b) the air mass per cycle. c) the heat addition per cycle, in kJ. d) the heat rejection per cycle, in kJ. e) the net work per cycle, in kJ. f) the thermal efficiency. g) the mean effective pressure, in bar. h) Develop a full exergy accounting per cycle, in kJ. Let $T_0 = 300$ K, $p_0 = 1$ bar. i) Devise and evaluate the exergetic efficiency for the cycle.

          Problem 9.003 SI
At the beginning of the compression process of an air standard Otto cycle, $p_1 = 1$ bar, $T_1 = 300$ K. The maximum
temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine
displacement of $V_d = 2.1$ L. Determine per cylinder:
a) the volume at state 1.
b) the air mass per cycle.
c) the heat addition per cycle, in kJ.
d) the heat rejection per cycle, in kJ.
e) the net work per cycle, in kJ.
f) the thermal efficiency.
g) the mean effective pressure, in bar.
h) Develop a full exergy accounting per cycle, in kJ. Let $T_0 = 300$ K, $p_0 = 1$ bar.
i) Devise and evaluate the exergetic efficiency for the cycle.

Problem 9.003 SI
At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum
temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine
displacement of Vd = 2.1 L. Determine per cylinder:
a) the volume at state 1.
b) the air mass per cycle.
c) the heat addition per cycle, in kJ.
d) the heat rejection per cycle, in kJ.
e) the net work per cycle, in kJ.
f) the thermal efficiency.
g) the mean effective pressure, in bar.
h) Develop a full exergy accounting per cycle, in kJ. Let T0 = 300 K, p0 = 1 bar.
i) Devise and evaluate the exergetic efficiency for the cycle.

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