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Practical Heat Transfer

ISBN
1-56700-216-1

Print version

Author of several well-received Process Engineering Guides in Heat Transfer, Peter Hills brings more than 25 years of experience in a variety of thermal applications. The book provides a practical insight into the design, operations, specification, and purchasing of heat transfer equipment. The engineer is led through logical understanding of all processes involved and taught to distinguish the practical applications from the computer codes. Covers a wide and detailed variety of process and power equipment.



340 pages, © 2005

PRATICAL HEAT TRANSFER / CHAPTER 10 - COOLING WATER SYSTEMS

Table of contents:

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CHAPTER 10 - COOLING WATER SYSTEMS

10.1 INTRODUCTION

10.2 ALTERNATIVES TO COOLING WATER

10.3 SOURCES OF COOLING WATER

10.3.1 Sea, River or Canal Water on a Once Through Basis

10.3.2 Towns Water on a Once-through Basis

10.3.3 Recirculated Cooling Water

10.3.3.1 Closed Circuit Systems

10.3.3.2 Open Circuit (Evaporative) Systems

10.4 PROBLEMS WITH WATER AS A COOLANT

10.4.1 Fouling

10.4.2 Corrosion

10.5 COOLING WATER SYSTEM DESIGN

10.5.1 Evaporative Cooling Towers

10.5.1.1 Tower Design

10.5.2 Heat exchanger design

10.5.2.1 Quality of Cooling Water

10.5.2.2 Cooling Water on Shell-side or Tube-side

10.5.2.3 Cooling Water on the Shell-side

10.5.2.4 Limiting Temperatures

10.5.2.5 Fouling Resistances

10.5.2.6 Pressure Drop

10.5.2.7 Materials of Construction

10.5.2.8 Water Velocity

10.5.2.9 Direction of Water Flow

10.5.2.10 Vents and Drains

10.5.2.11 Control

10.5.2.12 Maintenance

10.5.3 Distribution

10.5.4 Instrumentation for commissioning and operation

10.5.4.1 Cooling Tower Instrumentation

10.5.4.2 Heat Exchanger Instrumentation

10.6 WATER TREATMENT

10.6.1 Closed Circuit Systems

10.6.2 Open circuit evaporative systems

10.6.2.1 Chemical treatment programs

10.6.2.2 Concentration factors

10.6.2.3 Blowdown or purge

10.6.2.4 Make-up

10.6.2.5 Filtration

10.6.2.6 Control of treatment

10.6.2.7 Chemical Treatment Companies

10.6.3 Batch systems

10.7 COMMISSIONING OF COOLING WATER SYSTEMS

10.7.1 Pressure testing

10.7.2 Pre-treatment of Equipment

10.7.3 Acceptance testing of the cooling tower

10.8 OPERATION

10.8.1 Heat exchangers

10.8.2 Operation of Cooling Towers

10.8.3 Performance Testing of Cooling Towers>

10.8.3.1 Measurement of Air Rate

10.8.3.2 Water Distribution

10.9 MAINTENANCE

10.9.1 Cleaning of the system

10.9.2 Inspection of Heat Exchangers

10.9.3 Cooling Tower Maintenance

10.9.4 Storage of Spares

REFERENCES FOR CHAPTER 10