100 kg / h tomato paste sterilized in the heat treatment section of an aseptic packaging unit is packaged by cooling in a cooler consisting of a tubular heat exchanger operating according to the reverse flow principle. Sterile hot tomato paste enters the cooler at 93 ° C and leaves the cooler cooled to 25 ° C . Cooling water enters the system at 20 ° C and leaves the heat exchanger by heating at 15 ° C. Calculate the cold water requirement of the coolant as the specific temperature of the tomato paste is 2.940 kJ / kg ° C and the specific temperature of the water is 4.18 kJ / kg ° C.

100 kg / h tomato paste sterilized in the heat treatment section of an aseptic packaging unit is packaged by cooling in a cooler consisting of a tubular heat exchanger operating according to the reverse flow principle. Sterile hot tomato paste enters the cooler at 93 ° C and leaves the cooler cooled to 25 ° C . Cooling water enters the system at 20 ° C and leaves the heat exchanger by heating at 15 ° C. Calculate the cold water requirement of the coolant as the specific temperature of the tomato paste is 2.940 kJ / kg ° C and the specific temperature of the water is 4.18 kJ / kg ° C.

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.

Chapter7: Forced Convection Inside Tubes And Ducts

Section: Chapter Questions

Problem 7.19P

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