Consider a reciprocating air compressor with two-stage, 8.3 m/min free air delivery at atmospheric conditions of 110 kPa and 24 °C, respectively. The polytropic compression index is 1.22, while the delivery pressure is 1,805 kPa. The mechanical and motor-drive efficiencies are 85% and 93%, respectively. Accept complete inter-cooling and neglect clearance volumes. If the specific heat capacity of air at constant pressure and volume are 1.007 kJ/kg K and 0.714 kJ/kg K, respectively. Calculate the rate of heat rejected in the intercooler kilowatts to 1 decimal place. Insert the unit symbol.

Consider a reciprocating air compressor with two-stage, 8.3 m/min free air delivery at atmospheric conditions of 110 kPa and 24 °C, respectively. The polytropic compression index is 1.22, while the delivery pressure is 1,805 kPa. The mechanical and motor-drive efficiencies are 85% and 93%, respectively. Accept complete inter-cooling and neglect clearance volumes. If the specific heat capacity of air at constant pressure and volume are 1.007 kJ/kg K and 0.714 kJ/kg K, respectively. Calculate the rate of heat rejected in the intercooler kilowatts to 1 decimal place. Insert the unit symbol.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter6: Forced Convection Over Exterior Surfaces

Section: Chapter Questions

Problem 6.16P

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