Hot coolant water is supplied to a shell and tube heat-exchanger with two shells and twelve tube passes at rate of 1.5 kg/s and a temperature of 350°C. The heat exchanged is used to warm 2.6 kg/s of process water from 15°C to 125°C. Determine the required heat-transfer surface-area when the overall heat transfer coefficient is 1700 W/m-K. You may assume that the water pressure is sufficiently high so that no phase changes occur within the system and the water specific heat is constant at 4.18 kJ/kg.K. Answer: m?

Hot coolant water is supplied to a shell and tube heat-exchanger with two shells and twelve tube passes at rate of 1.5 kg/s and a temperature of 350°C. The heat exchanged is used to warm 2.6 kg/s of process water from 15°C to 125°C. Determine the required heat-transfer surface-area when the overall heat transfer coefficient is 1700 W/m-K. You may assume that the water pressure is sufficiently high so that no phase changes occur within the system and the water specific heat is constant at 4.18 kJ/kg.K. Answer: m?

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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