A fluid is heated from a temperature Ti to To in a double pipe heat exchanger with steam condensing in the outer pipe at a temperature Is. The flow rate of fluid in the inner pipe (inside diameter D) is Q, and the heat transfer coefficient is hi. The film heat transfer coefficient for the condensing steam is ho, and the wall resistance and fouling are negligible Obtain an expression for the length of the heat exchanger required to carry out the heating operation. Assume that the outer diameter of the inner pipe is nearly equal to its inside diameter. The specific heat capacity of the fluid is cp and its density is p

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A fluid is heated from a temperature Ti to To in a double pipe heat exchanger with steam condensing in the outer pipe at a temperature Is. The flow rate of fluid in the inner pipe (inside diameter D) is Q, and the heat transfer coefficient is hi. The film heat transfer coefficient for the condensing steam is ho, and the wall resistance and fouling are negligible Obtain an expression for the length of the heat exchanger required to carry out the heating operation. Assume that the outer diameter of the inner pipe is nearly equal to its inside diameter. The specific heat capacity of the fluid is cp and its density is p

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