2.26. Fifty (50) kmol per hour of air is compressed from P a steady-flow compressor. Delivered mechanical power is 98.8 kW. Temperatures and 23 velocities are: = 1.2 bar to P2 = 6.0 bar in T = 300 K...

Topic: Chemical Engineering Thermodynamics

Extracted text: 2.26. Fifty (50) kmol per hour of air is compressed from P a steady-flow compressor. Delivered mechanical power is 98.8 kW. Temperatures and 23 velocities are: = 1.2 bar to P2 = 6.0 bar in T = 300 K T2 = 520 K noo la iqsd eiatui tohniteo lin hoiiga u = 10 m s- u2 = 3.5 m s-1 Estimate the rate of heat transfer from the compressor. Assume for air that Cp = R and that enthalpy is independent of pressure.