Continue Rankine Cycle Performance Trends Effect of boiler pressure on performance: T Increasing boiler pressure Increase decreases heat input at in Wnet relatively constant work output Decrease >Increase in efficiency in Wnet Upper limit depends on heat supply temperature and materials 4' Possible? Also decreases quality S 上游充通大粤 May9,2018 5 SHANGHA BAO TONG LINIERSITYMay 9, 2018 5 Continue Rankine Cycle Performance Trends Effect of boiler pressure on performance: ‐ Increasing boiler pressure decreases heat input at relatively constant work output  Increase in efficiency ‐Upper limit depends on heat supply temperature and materials ‐ Also decreases quality T B Possible?