■ THE CARNOT CYCLE AND ITS VALUE IN ENGINEERING The Carnot cycle is composed of four totally reversible processes: isothermal heat addition, isentropic expansion, isothermal heat rejection, and isentropic compression. The P-υ and T–s diagrams of a Carnot cycle are replotted in Fig. 8–6. The Carnot cycle can be executed in a closed system (a […]
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