Engineering, 21.02.2020 02:14 rygei2697

An Otto cycle engine is analyzed using the air standard method. Given the conditions at state 1, compression ratio (r), and pressure ratio (rp) for constant volume heat addition, determine the efficiency and other values listed below. The gas constant for air is R = 0.287 KJ/kg-J

a. Determine the specific internal energy (kJ/kg) at state 1.
b. Determine the relative specific volume at state 1.
c. Determine the relative specific volume at state 2.
d. Determine the temperature (K) at state 2.
e. Determine the specific internal energy (kJ/kg) at state 2.
f. Determine the temperature (K) at state 3.
g. Determine the specific internal energy (kJ/kg) at state 3.
h. Determine the relative specific volume at state 3.
i. Determine the relative specific volume at state 4.
j. Determine the temperature (K) at state 4.
k. Determine the specific internal energy (kJ/kg) at state 4.
l. Determine the net work (kJ/kg/cycle) for the engine.
m. Determine the heat addition (kJ/kg/cycle) for the engine.
n. Determine the efficiency (%) of the engine.

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An Otto cycle engine is analyzed using the air standard method. Given the conditions at state 1, com...

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