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Practical Thermal Design of Shell-and-Tube Heat Exchangers
Practical Thermal Design of Shell-and-Tube Heat Exchangers
R. Mukherjee

Aims and Scope

Practical Thermal Design of Shell-and-Tube Heat Exchangers is a truly practical book with no less than 35 detailed case studies that serve to illustrate concepts, relate different topics and introduce applications. Thermal designers of shell-and-tube heat exchangers (STHE) will find the book indispensable for understanding the mechanics of thermal-hydraulics in STHE's and thereby for utilizing commercially available software packages to produce optimum designs. The book explains the interplay of parameters and unravels many mysteries, converting the design activity from a mundane chore to a matter of joy. By understanding the behavior of STHE's, process engineers will find this book essential for better harnessing and specifying STHE's. The book will be vital for operating plant engineers. Students and teachers of undergraduate and graduate courses in unfired vessel heat transfer will find this book essential for a good understanding of practical design of industrial STHE's. The book has been written in a language which is both pragmatic and easy to understand. This is the first such practical book on STHE thermal design in the market.



240 pages, © 2004

TABLE OF CONTENTS:

Preface


Chapter 1: Introduction


Chapter 2: Classification of Shell-and-Tube Heat Exchangers


2.1 Components of Shell-and-Tube Heat Exchangers


2.2 Front and Rear Heads


2.3 Classification by Construction


2.3.1 Fixed-tubesheet heat exchanger


2.3.2 U-tube heat exchanger


2.3.3 Floating-head heat exchanger


2.4 Classification by Service


Chapter 3: Thermal Design and Optimization of Single-Phase Heat Exchangers


3.1 Broad Objectives of Thermal Design


3.2 Data to be Furnished for Thermal Design


3.3 Tubeside


3.3.1 Effects of tubeside velocity


3.3.2 Heat transfer coefficient


3.3.3 Pressure drop


CASE STUDY 3.1: OPTIMIZING TUBESIDE DESIGN


3.3.4 Importance of stepwise calculations for viscous liquids


CASE STUDY 3.2: STEPWISE CALCULATIONS


3.4 Shellside


3.4.1 Shell type


3.4.2 Tube layout pattern


3.4.3 Tube pitch


3.4.4 Baffling


3.4.5 Stream analysis


CASE STUDY 3.3: VARIATION OF TEMPERATURE PROFILE DISTORTION FACTOR WITH BAFFLE SPACING


CASE STUDY 3.4: OPTIMIZING BAFFLE DESIGN


3.4.6 Reduction of shellside pressure drop


CASE STUDY 3.5: USE OF DOUBLE-SEGMENTAL BAFFLES


Chapter 4: Mean Temperature Difference


4.1 Logarithmic Mean Temperature Difference (LMTD)


4.2 Countercurrent Flow


4.3 Co-Current Flow


4.4 Countercurrent and Co-Current Flow: The Ft Factor


4.5 Temperature Cross


4.6 Heat Release Profiles and Zone-Wise Calculations


4.7 Temperature Profile Distortion


CASE STUDY 4.1: HOW A TEMPERATURE PROFILE DISTORTION PROBLEM IS BETTER HANDLED BY TWO SHELLS IN SERIES


Chapter 5: Allocation of Sides: Shellside and Tubeside


5.1 Introduction


5.2 Parameters for Allocation of Sides


5.2.1 Viscosity


5.2.2 Corrosiveness


5.2.3 Fouling tendency


5.2.4 Pressure


5.2.5 Flow rate


5.2.6 Temperature range


CASE STUDY: 5.1 ALLOCATION OF FLUID SIDES


Chapter 6: Methodology of the Use of Multiple Shells


6.1 Multiple Shells in Parallel


6.2 Multiple Shells in Series


6.2.1 For temperature cross conditions


6.2.2 For better utilization of allowable pressure drop


6.2.3 For improving the temperature profile distortion correction factor


CASE STUDY 6.1: USE OF MULTIPLE SHELLS IN SERIES


6.3 Multiple Shells in Series/Parallel


CASE STUDY 6.2: USE OF MULTIPLE SHELLS IN SERIES/PARALLEL


Chapter 7: Thermal Design and Optimization of Condensers


7.1 Introduction


7.2 Classification


7.2.1 According to construction


7.2.2 According to layout


7.2.3 According to service


7.2.4 According to coolant


7.2.5 According to condensing range


7.2.6 According to operating pressure


7.3 Mechanisms of Condensing


7.3.1 Vertical in-tube condensation


7.3.2 Horizontal in-tube condensation


7.3.3 Condensation outside tubes


7.3.4 Condensation of mixed vapors and mixtures of vapors and noncondensables


7.4 Practical Guidelines for Thermal Design


7.4.1 Baffling


CASE STUDY 7.1: ISOTHERMAL CONDENSATION WITH SINGLE-PASS SHELL AND SINGLE-SEGMENTAL BAFFLES


CASE STUDY 7.2 CONDENSATION WITH SINGLE-PASS SHELL AND DOUBLE-SEGMENTAL BAFFLES


CASE STUDY 7.3 CONDENSATION WITH DIVIDED-FLOW SHELL


7.4.2 Multiple shells in series or parallel


CASE STUDY 7.4: CONDENSATION WITH MULTIPLE SHELLS IN SERIES


CASE STUDY 7.5: CONDENSATION WITH MULTIPLE SHELLS IN SERIES/PARALLEL


7.4.3 Condensation with desuperheating and/or subcooling


CASE STUDY 7.6: CONDENSATION WITH WET-WALL DESUPERHEATING


CASE STUDY 7.7: CONDENSATION WITH DRY-WALL DESUPERHEATING


CASE STUDY 7.8: CONDENSATION WITH INTEGRAL SUBCOOLING


7.4.4 Nozzle sizing


7.4.5 Condensing profiles and MTD


7.4.6 Low-pressure condenser design


CASE STUDY 7.9: TUBESIDE CONDENSATION


7.5 Special Applications


7.5.1 Use of low-fin tubes


CASE STUDY 7.10: USE OF LOW-FIN TUBES


7.5.2 Vacuum condenser design: Ejector condensers and surface condensers


CASE STUDY 7.11 EJECTOR INTERCONDENSER


Chapter 8: Thermal Design and Optimization of Reboilers


8.1 Pool Boiling


8.2 Parameters Affecting Pool Boiling


8.2.1 Surface effects


8.2.2 Mixture effects


8.2.3 Pressure effects


8.2.4 Tube bundle geometry effects


8.3 Maximum Heat Flux


8.4 Flow Boiling


8.5 Distillation Column Reboilers


8.5.1 Internal reboilers


CASE STUDY 8.1: LIGHT HYDROCARBON REBOILER (INTERNAL REBOILER)


8.5.2 Kettle reboilers


CASE STUDY 8.2: STRIPPER REBOILER (KETTLE REBOILER)


8.5.3 Horizontal thermosyphon reboilers


CASE STUDY 8.3: DISTILLATION COLUMN REBOILER (HORIZONTAL THERMOSYPHON)


8.5.4 Vertical thermosyphon reboilers


CASE STUDY 8.4: DISTILLATION COLUMN REBOILER (VERTICAL THERMOSYPHON)


CASE STUDY 8.5: DISTILLATION COLUMN REBOILER (VERTICAL THERMOSYPHON/KETTLE)


8.5.5 Forced-flow reboilers


CASE STUDY 8.6: DISTILLATION COLUMN REBOILER (VERTICAL THERMOSYPHON/FORCED-FLOW)


8.6 Selection of Reboilers


8.7 Start-Up of Reboilers


Chapter 9: Physical Properties and Heat Release Profiles


9.1 Physical Properties


9.2 Physical Property Profiles


9.3 Heat Release Profiles


9.4 How to Feed Heat Release Profiles


Chapter 10: Overdesign


10.1 Mechanics of Overdesign


10.2 Overdesign in Single-Phase Heat Exchangers


CASE STUDY 10.1: EFFECT OF OVERDESIGN . HIGH-TEMPERATURE APPROACH CASE


CASE STUDY 10.2: EFFECT OF OVERDESIGN . LOW-TEMPERATURE APPROACH CASE


10.3 Overdesign in Reboilers


10.4 Overdesign in Condensers


10.5 Overdesign Factor


10.6 Tube Plugging


Chapter 11: Fouling: Its Consequences and Mitigation


11.1 Categories of Fouling


11.2 Progress of Fouling


11.3 Parameters That Affect Fouling


11.4 How to Provide a Fouling Allowance


11.5 Selection of Fouling Resistance


11.6 Design Guidelines to Minimize Fouling


11.6.1 Use heat exchanger types that foul less


11.6.2 When shell-and-tube exchangers have to be used


11.6.2.1 Dirty fluid inside tubes


11.6.2.2 Dirty fluid outside tubes


CASE STUDY 11.1: INCREASING SHELLSIDE VELOCITY FOR REDUCING FOULING


CASE STUDY 11.2: USE OF FOULING LAYER THICKNESS


Chapter 12: Vibration Analysis


Introduction


12.1 Mechanics of Flow-Induced Vibration


12.1.1 Natural frequency


12.1.2 Flow-induced vibration phenomena


12.1.3 How and when tubes vibrate


12.1.4 Damping


12.1.5 Modes of tube failure


12.2 How to Predict Damaging Flow-Induced Vibration


12.3 Vital Link between Flow-Induced Vibration and Pressure Drop


12.4 Producing a Design that is Safe against Flow-Induced Vibration


CASE STUDY 12.1: PRODUCING A SAFE DESIGN USING DOUBLE-SEGMENTAL BAFFLES IN A SINGLE-PASS SHELL


CASE STUDY 12.2: PRODUCING A SAFE DESIGN USING A DIVIDED-FLOW SHELL AND SINGLE-SEGMENTAL BAFFLES


CASE STUDY 12.3: PRODUCING A SAFE DESIGN USING A DIVIDED-FLOW SHELL AND DOUBLE-SEGMENTAL BAFFLES


CASE STUDY 12.4: PRODUCING A SAFE DESIGN USING A NO-TUBES-IN-WINDOW DESIGN


12.5 Rod Baffles


12.6 Acoustic Vibration


Chapter 13: Enhanced Heat Transfer


13.1 What is Enhanced Heat Transfer?


13.2 Benefits of Enhanced Heat Transfer


13.3 Heat Transfer Enhancement Techniques


13.3.1 Low-fin tubes


13.3.2 High-flux tubes


13.3.3 Corrugated tubes


13.3.4 Tube inserts


13.3.4.1 Twisted tape inserts


13.3.4.2 Wire-fin tube inserts


CASE STUDY 13.1: COMPARISON OF DESIGNS WITH BARE TUBES AND TUBES WITH WIRE-FIN TUBE INSERTS


13.3.5 RODbaffle heat exchangers


13.3.6 Helical baffles (Helixchangers)


13.3.7 Twisted-tube heat exchangers


13.3.8 Plate heat exchangers


13.3.9 Spiral plate heat exchangers


13.3.10 Plate-fin heat exchangers


13.3.11 Printed circuit heat exchangers


13.3.12 Hybrid heat exchangers


13.4 Evaluation of heat transfer enhancement techniques


INDEX


ISBN: 1-56700-205-6

Price: $254.00

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