From ESS, at P-8 Mpa at T-480°C h₁=3349.52 KJ/kg, S1-S2= 6.6610KJ/kg-K At condenser Pressure, P=.00 Mpa hf=173.85hfg=2403.1, Sg-8.2287, SF0.5926 Quality, x is given by S₂ - Sf Sa-Sr x =

X= 6.6586 0.5926 8.2287 0.5926 x=0.7943 h2s hf+x*hfg=173.88+0.7943*2403.1=2083.37KJ/kg h₂=2083.37KJ/kg h3=173.85KJ/kg h4s-h3+0 (P1-P2)=173.88+ 1.0084 (8-.008)-181.91 KJ/kg h4=181.91 KJ/kg Condenser Pressure (KPa) 8 10 15 30 50 Wnet qin Wt (KJ/kg) Wp (KJ/kg) gout (KJ/kg) (KJ/kg) (KJ/kg) (KJ/kg) 1266.16 8.06 1258.10 3167.62 1909.52 1240.20 8.07 1232.12 3149.64 1917.52 1191.55 8.10 1183.45 3115.49 1932.04 1103.64 8.15 1095.49 3052.15 1956.66 1034.64 8.19 1026.46 3000.86 1974.41 efficiency (%) 39.72 39.12 37.99 35.89 34.21