Practical Thermal Design of Shell-and-Tube Heat Exchangers

Table of contents:

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

ISBN 1-56700-205-6