Question: An ideal Ericsson engine using helium as the working fluid operates between temperature limits of 550 and 3000 R and pressure limits of 25 and

An ideal Ericsson engine using helium as the working fluid operates between temperature limits of 550 and 3000 R and pressure limits of 25 and 200 psia. Assuming a mass flow rate of 14 lbm/s determine
(a) The thermal efficiency of the cycle,
(b) The heat transfer rate in the regenerator, and
(c) The power delivered.

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