u and h in two-phase region The same way as the specific volume v Tables for sat.properties quality x u=(1-x)4r+g=4+x(ug-4） ↓ Sat.liquid Sat.vapor h (1 -x)hy xhg hr x(hg -h) L hie Latent heat,vaporization heat 上游究通大学 March 16,2018 3 SHANGHAI JLAO TONG UNIVERSITYMarch 16, 2018 3 u and h in two-phase region The same way as the specific volume v Tables for sat. properties + quality x Sat. liquid Sat. vapor Latent heat, vaporization heat + pv