rovide a design outlining the ideal refrigerant and operating parameters for a direct contact heat exchanger-type cascade refrigeration system that will run with a 150 Tons load at -40°C evaporator and 65°C condensing temperatures. Imagine that your isentropic compression is 74% effective.Draw the engaging temperature as well so that the heat exchange interfaces differ by 5°C. please draw and explain

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
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Problem 9.3DP
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Provide a design outlining the ideal refrigerant and operating parameters for a direct contact heat exchanger-type cascade refrigeration system that will run with a 150 Tons load at -40°C evaporator and 65°C condensing temperatures. Imagine that your isentropic compression is 74% effective.Draw the engaging temperature as well so that the heat exchange interfaces differ by 5°C. please draw and explain

 

 

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