2013-3-1 Quasiequilibrium Process “ Boundary Pressure-volume data in an actual expansion A quasiequilibrium process is one which the departure from thermodynamic equilibrium is at most infinitesimal. 2-23 Example 2.1 A gas in a piston-cylinder assembly undergoes an expansion process for which the relationship between pressure and volume is given by pV"=constant The initial pressure is 3 bar,the initial volume is 0.1m3.Determine the work for the process,in kJ,if (a)n=1.5,(b)n=1.0,(c)n=0. 2-24 12 2013-3-1 12 Quasiequilibrium Process 2-23 A quasiequilibrium process is one which the departure from thermodynamic equilibrium is at most infinitesimal. Pressure-volume data in an actual expansion Example 2.1 2-24 A gas in a piston-cylinder assembly undergoes an expansion process for which the relationship between pressure and volume is given by The initial pressure is 3 bar , the initial volume is 0.1m3. Determine the work for the process, in kJ, if (a)n=1.5,(b) n=1.0,(c) n=0. n pV constant =