1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Power in a turbine

  1. May 1, 2012 #1
    1. The problem statement, all variables and given/known data
    air at a pressure of 30 bar and a temperature of 400 degrees expands through a turbine to a pressure of 0.2 bar. if the isentropic efficency is 80% determine the power developed for a mass flow rate of 300 KG/s

    2. Relevant equations

    Cv=0.715 KJ/Kg. K, Cp= 1.004 KJ/Kg.K

    3. The attempt at a solution
  2. jcsd
  3. May 2, 2012 #2
    Please attempt to solve this problem before asking for assistance. What are the temperature units C or K?

    A h-s diagram will be helpful You are looking for workactual.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook