A multi-stage steam turbine exhausts into a two-pass surface condenser operating at a pressure of 10kPa. The steam enters the condenser with a dryness fraction of 0.85 and the condensate leaves the condenser at a temperature of 34.6°C. The tubes have an inside diameter of 18mm anda wall thickness of 1mm. Cooling water circulates through the tubes at a speed of 1.2m/s. The stean flows through the condenser at a rate of 2400kg/hr and air leaks into the system at a rate of 0.5kg/1000kg of steam condensed. Calculate: .1 the capacity of the air pump in m/min.

A multi-stage steam turbine exhausts into a two-pass surface condenser operating at a pressure of 10kPa. The steam enters the condenser with a dryness fraction of 0.85 and the condensate leaves the condenser at a temperature of 34.6°C. The tubes have an inside diameter of 18mm anda wall thickness of 1mm. Cooling water circulates through the tubes at a speed of 1.2m/s. The stean flows through the condenser at a rate of 2400kg/hr and air leaks into the system at a rate of 0.5kg/1000kg of steam condensed. Calculate: .1 the capacity of the air pump in m/min.

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.

Chapter9: Heat Transfer With Phase Change

Section: Chapter Questions

Problem 9.32P

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