Continue Air Standard Cycles Air Standard Carnot Cycle: qH=TH△S23 T QL=T AS41 P3 Wnet qr-qL P2 Wnet th.Camnot Waet qu-qL. QH P4 4 nth.Camot =1--1-IAs THAS23 QL T S1=S2 S3=S4 Tth,Camot =1- Question: How to have isothermal heat transfer with air as the working fluid? 上游充通大 May9,2019 5 SHANGHAI JLAO TONG UNIVERSITYMay 9, 2019 5 Continue Air Standard Cycles Air Standard Carnot Cycle: H H 23 L L 41 net H L q T s q T s w q q       Question: How to have isothermal heat transfer with air as the working fluid? s s 1=s2 s3=s4 T TH TL 1 2 3 4 qL p3 p2 p4 p1 qH wnet net H L th,Carnot H H L L 41 th,Carnot H H 23 L th,Carnot H w q q q q q T s 1 1 q T s T 1 T              