Continue Non-Adiabatic Compression For any internally reversible process:w=-vdp For a polytropic process n1 -n n≠1 For an ideal gas “=nR(c,-T) n n≠1 国 For an isothermal process n=1 Wc=-PiVi In(p2/P)=-piVi In(Vi/V2) n=1 For an ideal gas We=-RTIn(p2/p) n=1 上游充通大率 May15,2018 4 SHANGHA BAO TONG LINIERSITYMay 15, 2018 4 Continue Non ‐Adiabatic Compression For any internally reversible process: For a polytropic process For an isothermal process ܹୡ ൌ െ ݌݀ݒ න ଶ ଵ C 2 2 11   n w pv pv n 1 n 1     For an ideal gas C 21   n w RT T n 1 n 1     n 1  w p v ln(p / p ) p v ln(v / v ) n 1 C 11 2 1 11 1 2    For an ideal gas w RT ln p / p n 1 C 21     n 1 