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[process.eng]

For a number of 1-2 shell series in series, all values of " P " of each shell pass (P_1-2) are equal, but not equal to the value of
P across all N _SHELLS (P _N-2N).

Please provide a brief explanation regarding this ?


("P" = thermal effectiveness of heat exchanger)

[Padmakar Katre]

Hello,
I recommend you the reading on this topic in the book title, " Chemical Process Design and Integration by R. Smith" page no 326 or the complete chapter, 'Heat Exchanger Netwrks I - Heat Transfer Equipment". Then tell us what you didn't understand.