Question

A steam turbine has an inlet condition of P1 = 30 bar, T1 = 400 ◦C, v1 = 160 m/s. Its exhaust
condition is T2 = 100 ◦C, v2 = 100 m/s, x2 = 1. The work for the turbine is wcv = 540 kJ/kg. Find
σ˙cv/m˙ . The surroundings are at 500 K.