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Write for unfinned tu bular HEX, take touling into account A; =T D; L A。=ヤD。L IT i Do

Write for unfinned tu bular HEX, take touling into account A; =T D; L A。=ヤD。L IT i Do

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Heat Transfer

**Title: Understanding Heat Exchanger Design** **Text:** "Write U for unfinned tubular HEX, take fouling into account." **Diagram Explanation:** 1. **Tubular Heat Exchanger Diagram (Left Figure):** - The diagram on the left illustrates the flow through a tubular heat exchanger. The tubes are drawn horizontally, with arrows indicating the flow direction of fluids both inside and outside the tubes. - The labels "i" and "o" denote the inner and outer flow paths, respectively. 2. **Cross-Section View (Right Figure):** - This view shows a cross-section of the tubular heat exchanger. - The inner circle represents the inner diameter, labeled as \(D_i\), and the outer circle represents the outer diameter, labeled as \(D_o\). - Arrows indicate the direction of fluid flow around and through the tubes. 3. **Surface Area Calculations:** - The equations provided calculate the internal and external surface areas: - \( A_i = \pi D_i L \) represents the inner surface area. - \( A_o = \pi D_o L \) represents the outer surface area. - Here, \(L\) is the length of the tube, \(D_i\) is the inner diameter, and \(D_o\) is the outer diameter. These diagrams and equations are essential for conceptualizing and designing efficient tubular heat exchangers by taking into account factors like fouling, which can impact performance over time.
Transcribed Image Text:**Title: Understanding Heat Exchanger Design** **Text:** "Write U for unfinned tubular HEX, take fouling into account." **Diagram Explanation:** 1. **Tubular Heat Exchanger Diagram (Left Figure):** - The diagram on the left illustrates the flow through a tubular heat exchanger. The tubes are drawn horizontally, with arrows indicating the flow direction of fluids both inside and outside the tubes. - The labels "i" and "o" denote the inner and outer flow paths, respectively. 2. **Cross-Section View (Right Figure):** - This view shows a cross-section of the tubular heat exchanger. - The inner circle represents the inner diameter, labeled as \(D_i\), and the outer circle represents the outer diameter, labeled as \(D_o\). - Arrows indicate the direction of fluid flow around and through the tubes. 3. **Surface Area Calculations:** - The equations provided calculate the internal and external surface areas: - \( A_i = \pi D_i L \) represents the inner surface area. - \( A_o = \pi D_o L \) represents the outer surface area. - Here, \(L\) is the length of the tube, \(D_i\) is the inner diameter, and \(D_o\) is the outer diameter. These diagrams and equations are essential for conceptualizing and designing efficient tubular heat exchangers by taking into account factors like fouling, which can impact performance over time.
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