Continue Rankine Cycle Performance Trends Continue effect of superheat on performance: Consequence of superheating: △Tsup〔C) n X4 0 0.186 0.858 54 0.190 0.913 278 0.217 -(superheated) Note: ·Increasing△T'sup does not have big effect on thermal efficiency,but is needed to increase x4 toa“practical'"value！ 上游充通大粤 May9,2018 4 HANGHAI HAO TONG LINIVERSITYMay 9, 2018 4 Continue Rankine Cycle Performance Trends Continue effect of superheat on performance: • Consequence of superheating:  Tsup ( oC)  x 4 0 0.186 0.858 54 0.190 0.913 278 0.217 ‐ (superheated) Note: • Increasing  Tsup does not have big effect on thermal efficiency, but is needed to increase x 4 to a “practical” value!