Helium gas enters a steady-flow expander at 800 kPa, 300°
Chapter 7, Problem 78HP(choose chapter or problem)
Problem 78HPHelium gas enters a steady-flow expander at 800 kPa, 300° C and exits at 120 kPa. The expansion process can be considered a reversible polytropic process with exponent n = 1.3. Calculate the mass flow rate for 150-kW power output from the expander.
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