Steam at 32 MPa, 520â—¦C leaves the steam generator of an ideal Rankine cycle modified to...

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Mechanical Engineering

Steam at 32 MPa, 520â—¦C leaves the steam generator of an idealRankine cycle modified to include three turbine

stages with reheat between the stages. The reheat pressures are4 and 0.5 MPa, respectively, and steam enters the second-
stage turbine at 440â—¦C and the third-stage turbine at 360â—¦C. Thecondenser pressure is 0.08 bar. Determine for the cycle

a) The net work per unit mass of steam flowing, in kJ/kg.
b) The thermal efficiency.

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