Work on p-v diagram of Carnot cycle Area 1-2-a-b-1:compression work Wcs/m Area 2-3-c-a-2:expansion work WeT/m Area 3-4-d-c-3:expansion work Wes/m Area 4-1-b-d-4:compression work WeT/m “+”0r“”? a d What about the net work of Carnot cycle? How to evaluate the workand heat 上游究通大学 April 18,2018 5 SHANGHAI JIAO TONG UNIVERSITYApril 18, 2018 5 Work on p-v diagram of Carnot cycle Area 1-2-a-b-1: compression work WcS/m Area 2-3-c-a-2: expansion work WeT/m Area 3-4-d-c-3: expansion work WeS/m Area 4-1-b-d-4: compression work WcT/m a b c d What about the net work of Carnot cycle? How to evaluate the workand heat ? “+” or “-” ?