Continue Example 46.1 Solution: D 2 3 T 3 V3=2 Ye-V2 02 s=c p=c S=C 4 U=C 巧 =18 P1 =0.1 MPa T1=300K U Assumptions: 1.The air in the piston-cylinder assembly is the closed system. 2.The compression and expansion processes are adiabatic. 3.All processes are internally reversible. 4.The air is modeled as an ideal gas. 5.Kinetic and potential energy effects are negligible. 上降文通大学 Monday,May 08,2017 9 SHANGHAI JLAO TONG UNIVERSITYMonday, May 08, 2017 9 Continue Example 46.1 Solution: Assumptions: 1. The air in the piston–cylinder assembly is the closed system. 2. The compression and expansion processes are adiabatic. 3. All processes are internally reversible. 4. The air is modeled as an ideal gas. 5. Kinetic and potential energy effects are negligible