Engineering
Engineering, 19.07.2020 01:01, rebecca52360

An ideal gas (Oxygen) at P1 and T1 is compressed in a piston cylinder assembly first isothermally to P2 and then isentropically to T3. Do not assume that the specific heats are constant. Determine the following given the properties listed below:
Given Values
m (kg) = 0.18
T1 (K) = 617
P1 (bar) = 1.54
P2 (bar) = 2.23
T3 (K) = 716
1. Determine the moles (kmol) of O2.
2. Determine the change in internal energy (kJ) from state 1 to state 2.
3. Determine the work (kJ) from state 1 to state 2.
4. Determine the heat transfer (kJ) from state 1 to state 2.
5. Determine the change in entropy (kJ/K) from state 1 to state 2.
6. Determine the pressure (bar) at state 3.
7. Determine the change in internal energy (kJ) from state 2 to state 3.
8. Determine the heat transfer (kJ) from state 2 to state 3.
9. Determine the work (kJ) from state 2 to state 3.

answer
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An ideal gas (Oxygen) at P1 and T1 is compressed in a piston cylinder assembly first isothermally to...

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