HVAC pump handbook / James B. (Burt) Rishel, Thomas H. Durkin, Benny L. Kincaid.

Format:

Book

Author/Creator:

Rishel, James B.

Contributor:

Durkin, Thomas H.

Kincaid, Benny L.

Series:

McGraw-Hill handbooks

Language:

English

Subjects (All):

Hydronics--Equipment and supplies--Handbooks, manuals, etc.

Hydronics.

Pumping machinery--Handbooks, manuals, etc.

Pumping machinery.

Hydronics--Equipment and supplies.

Genre:

Handbooks and manuals.

Physical Description:

xvii, 684 pages : illustrations ; 24 cm.

Edition:

Second edition.

Place of Publication:

New York : McGraw-HiIl, [2006]

Summary:

First published in 1996, McGraw-Hill's renowned HVAC Pump Handbook set a new standard for excellence in the field. Now completely updated, the Second Edition equips HVAC designers, engineers, and technicians with concrete methods for achieving efficient operation in pumps for HVAC and water systems using the latest digital electronic technologies. Filled with case studies, current codes, and solved problems, the reference covers HVAC pumps and their performance...the basics of HVAC water systems...pumps for open and closed HVAC cooling systems...pumps for HVAC hot water systems...HVAC pump instrumentation and testing...and much more. With the help of this revised Second Edition, HVAC professionals can: Get the latest information on chiller installation, Explore new developments in automatic controls, Examine current advances in heat recovery systems, Apply new design data for geothermal systems, Utilize updated information on electronic pumps.

Contents:

Part 1 The Basic Tools

Chapter 1 Digital Electronics and HVAC Pumps 3

1.2 Computer-Aided Calculation of HVAC Loads and Pipe Friction 3

1.3 Hydraulic-Gradient Diagrams 6

1.4 Speed and Accuracy of Electronic Design of Water Systems 7

1.5 Databasing 8

1.6 Electronic Communication 9

1.7 Electronic Design of the Piping and Accessories 9

1.8 Electronic Selection of HVAC Equipment 10

1.9 Electronic Control of HVAC Water Systems 10

1.10 Electronics and HVAC Pumps 10

1.11 Electronics and Variable-Speed Pumps 10

1.12 Electronic Commissioning 11

1.13 Purpose of This Book 11

Chapter 2 Physical Data for HVAC System Design 13

2.2 Standard Operating Conditions 14

2.3 Thermal Equivalents 16

2.4 Water Data 16

2.5 Glycol-Based Heat-Transfer Fluid (HTF) Solutions 24

2.6 Steam Data 29

2.7 Areas and Volumes of Pipe and Tanks 30

2.8 Electrical Data 30

2.9 Efficiency Evaluations of HVAC Water Systems 32

Chapter 3 Piping System Friction 35

3.1 Maximum Velocity in Pipe 36

3.2 Pipe and Fitting Specifications 38

3.3 Steel Pipe Friction Analysis 40

3.4 Steel and Cast Iron Pipe Fittings 56

3.5 Thermoplastic Pipe 67

3.6 Copper Pipe and Tubing 71

3.7 Glycol Solutions 71

3.8 Hydraulic-Gradient Diagrams 73

3.9 Piping Network Analyses 82

Part 2 HVAC Pumps and Their Performance

Chapter 4 Basics of Pump Design 91

4.2 Centrifugal Pump Impeller Design 93

4.3 General Performance of a Centrifugal Pump 96

4.4 Sizing Centrifugal Pumps 97

4.5 Specific Speed of a Pump 98

4.6 Critical Speed of a Pump 100

4.7 Minimum Speed for a Variable-Speed Pump 100

4.8 Minimum Flow for HVAC Pumps 100

4.9 Two Types of Centrifugal Pumps for HVAC Service 101

4.10 Open or Closed Impellers 102

4.11 General Pump Design Information 104

4.12 The Quality of HVAC Pumps 104

Chapter 5 Physical Description of HVAC Pumps 107

5.2 Physical Description of HVAC Pumps 107

5.3 Two Basic Types of Centrifugal Pumps 108

5.4 Positive-Displacement Pumps 120

5.5 Regenerative Turbine Pumps 120

5.6 Pump Construction 120

5.7 Internal Forces and Leakages in Centrifugal Pumps 125

5.8 Mechanical Devices for Pumps 131

Chapter 6 HVAC Pump Performance 135

6.2 Pump Head-Flow Curves 135

6.3 Series/Parallel Operation of Centrifugal Pumps 147

6.4 Affinity Laws of Pumps 153

6.5 Pump Suction Limitations 158

6.6 Pumping Energy 165

6.7 Pump Noise 168

6.8 Sources of Pump Information 170

Chapter 7 Pump Drivers and Variable-Speed Drives 173

7.2 Electric Motors 173

7.3 Variable-Speed Drives for Electric Motors 187

7.4 Steam Turbine Drives for HVAC Pumps 204

7.5 Engine-Driven Pumps 205

Part 3 The HVAC World

Chapter 8 The Use of Water in HVAC Systems 209

8.1 Efficiency of Operation 209

8.2 Efficient Use of Water in HVAC Systems 223

8.3 Hot and Chilled Water Systems 224

8.4 Energy Comparison of the Three Systems 231

8.5 The Use of Balance Valves on Variable-Volume Systems 233

8.6 Elimination of Pump Head-Wasting Devices 234

8.7 Categorization of HVAC Water Systems 236

8.8 Suggested Design Rules 241

8.9 Eliminating Energy Waste During Commissioning 242

Chapter 9 Configuring an HVAC Water System 245

9.2 Selection of Temperature Differential 247

9.3 Modeling a Water System for System Head and Area 248

9.4 Static Pressure 260

9.5 Three Zones of HVAC Water Systems 262

9.6 Piping Configurations 262

9.7 Location of Expansion Tanks 267

9.8 Elimination of Air in HVAC Systems 267

9.9 Control of Return Water Temperature 268

9.10 Heat Exchangers for Hot and Chilled Water 270

Chapter 10 Basics of Pump Application for HVAC Systems 273

10.2 Point of Selection 274

10.3 Pump Speed 277

10.4 Proper Use of Affinity Laws 282

10.5 Computing Pump Performance 284

10.6 Number of Pumps 287

10.7 Mixing Constant- and Variable-Speed Pumps 289

10.8 Efficiency of a Pumping System 292

10.9 Wire-to-Water Efficiency Indication 297

10.10 Kilowatt Input for a Pumping System 300

10.11 Pump Control 306

10.12 Effects of Water Systems on Pump Performance 321

Part 4 Pumps for Open HVAC Cooling Systems

Chapter 11 Open Cooling Tower Pumps 325

11.2 Water Flow Conditions for Cooling Towers 327

11.3 Cooling Tower Piping 329

11.4 Location of Cooling Tower Pumps 331

11.5 Selection and Operation of Condenser Pumps 336

11.6 Special Condenser Water Circuits 338

11.7 Understanding Legionnaires' Disease 345

Chapter 12 Pumps for Process Cooling 347

12.2 Liquid Cooling 347

12.3 Energy Recovery 352

12.4 Gas Stream Cooling 352

Chapter 13 Pumping Open Thermal Storage Tanks 353

13.2 Cool Thermal Storage 353

13.3 Types of Cool Water Storage Systems 355

13.4 Chilled Water Storage 355

13.5 Open Ice Storage Systems 360

13.6 Eutectic Salt Systems 362

13.7 Decision as to the Type of Energy Storage System 363

13.8 Basics of Pump Application to Open Energy Storage Tanks 363

13.9 Types of Pumps for Thermal Storage 369

13.10 Operating Pumps on Thermal Storage Systems 370

13.11 Hot Water Storage 370

Part 5 Pumps for Closed HVAC Cooling Systems

Chapter 14 Chillers and Their Pumps 375

14.2 Rating of Chillers 377

14.3 Chiller Energy Consumption 377

14.4 Circuiting Chilled Water to Chillers 382

14.5 Operating and Sequencing Chillers 391

14.6 Preferentially Loading Chillers 393

14.7 Fuel-Fired Absorption Chillers 396

14.8 Connecting Primary Pumps to Chillers (Primary-Secondary) 396

14.9 Connecting Multiple Chiller Plants 401

14.10 Effect of Water Temperatures on Chiller Performance 406

Chapter 15 Chilled Water Distribution Systems 411

15.2 Primary Systems 412

15.3 Primary-Secondary Systems 418

15.4 Primary-Secondary-Tertiary Pumping Systems 425

15.5 Comparison of Energy for Variable Primary with Primary/Secondary 425

15.6 Distributed Pumping 427

15.7 Consensus 437

15.8 Elimination of Nonfreeze, Preheat Coils 437

15.9 Direct Heat Transfer 441

Chapter 16 Closed Condenser Water Systems 443

16.2 Reasons for Closed Condenser Systems 444

16.3 Types of Closed Condenser Systems 445

16.4 Heat-Recovery Condenser Systems 447

16.5 Uses of Heat Reclaimed from Chillers 451

16.6 Condensing-Type Boiler Improves Heat Recovery 451

16.7 Pumping Aspects of Heat Recovery 452

16.8 Geothermal Systems 455

16.9 Storage of Hot Water 458

Chapter 17 Pumps for Closed Energy Storage Systems 459

17.2 Pressure Tanks for Energy Storage 459

17.3 Closed Energy Storage Systems with Open Tanks 461

17.4 Circuiting Internal Ice Melt Systems 463

17.5 Pumping Internal Ice Melt Systems 465

Chapter 18 Pumps for District Cooling and Heating 467

18.2 Model System for District Cooling 468

18.3 Calculating Central Energy Plant Static Pressure 470

18.4 Primary-Secondary Pumping System Analysis 471

18.5 Distributed Pumping System 473

18.6 Differential Temperature 476

18.7 Building Connections 478

18.8 District Heating 478

Part 6 Pumps for HVAC Hot Water Systems

Chapter 19 Steam and Hot Water Boilers 485

19.2 Classification of Boilers 485

19.3 Types of Boilers by Materials of Construction 486

19.4 Types of Boilers: Condensing or Noncondensing 487

19.5 Rating of Boilers 489

19.6 Computing Boiler Water Flow 489

19.7 Connecting Pumps to Boilers 490

19.8 Reset of Boiler Temperature versus Zone Reset 491

19.9 Boiler Controls 492

Chapter 20 Low-Temperature Hot Water Heating Systems 495

20.2 Classification of Hot Water Systems 495

20.3 Sources of Heat for Hot Water Systems 496

20.4 Uses of Hot Water in HVAC Systems 501

20.5 Distribution of Low-Temperature Hot Water 501

20.6 Hot Water Design and Differential Temperatures 503

Chapter 21 Pumps for Medium- and High-Temperature Water Systems 507

21.2 Calculation of Water Flow 508

21.3 Calculation of Pump Head 510

21.4 Medium- and High-Temperature Water Generators 510

21.5 Distribution of Medium- and High-Temperature Water 511

21.6 Pumps for Medium- and High-Temperature Water Systems 511

Chapter 22 Condensate, Boiler Feed, and Deaerator Systems 513

22.2 Review of Steam Systems 513

22.3 Low-Pressure Steam Systems 514

22.4 High-Pressure Steam Systems 515

22.5 Steam Boilers 516

22.6 Condensate Systems for Steam Boilers 516

22.7 Design and Selection of Boiler Feed Pumps 522

22.8 Number of Boiler Feed Pumps 525

22.9 Condensate Transfer Pumps for Deaerators 525

Part 7 Installing and Operating HVAC Pumps

Chapter 23 Instrumentation and Control for HVAC Pumping Systems 529

23.2 Transmitters 531

23.3 Indicators 540

23.4 Controllers 541

23.5 Control Wiring 542

23.6 Control Valves 542

23.7 Summation 547

Chapter 24 Testing HVAC Centrifugal Pumps 549

24.3 Types of Tests 550

24.4 Testing Procedures 553

24.5 Field Testing of Pumps 553

24.6 Test Instrumentation 554

24.7 Test Reports and Records 555

24.8 Summation 556

Chapter 25 Installing HVAC Pumps and Pumping Systems 557

25.2 Preinstallation Procedures 557

25.3 Pump and Pumping Systems Bases 558

25.4 Connecting Piping to Pumps 563

25.5 Electrical Provisions for Pumps 566

25.6 Alignment of Pumps and Motors 566

25.7 Initial Operation of Pumps 567

Chapter 26 Factory-Assembled Pumping Systems 569

26.2 Types of Factory-Assembled Pumping Systems 569

26.3 Advantages of Factory-Assembled HVAC Pumping Systems 575

26.4 Components of a Factory-Assembled Pumping System 578

26.5 Testing Pumping Systems 583

Chapter 27 Operating HVAC Pumps 585

27.2 Checking for Efficient Selection of HVAC Pumps 585

27.3 Constant- or Variable-Speed Pumps 586

27.4 Proper Selection and Operation of Variable-Speed Pumps 587

27.5 Control Signals for Speed Control 588

27.6 Sequencing and Alternation 588

Chapter 28 Maintaining HVAC Pumps 591

28.2 Maintaining the Pumping Equipment at High Efficiency 591

28.3 Checking the Pump Itself 593

28.4 Checking the Pump Installation 594

28.5 Checking the Electrical Conduit and Piping Installation 594

28.6 Maintenance Observations and Scheduling 594

Chapter 29 Retrofitting Existing HVAC Water Systems 597

29.2 System Evaluation 597

29.3 Evaluation of Existing Procedures 602

29.4 System Configuration Modification 605

29.5 Summation 608

Chapter 30 Summary of HVAC Energy Evaluations 611

30.1 Review of Efficiencies 611

30.2 System Efficiencies 611

30.3 Purpose of Efficiencies 612

30.4 Sustained System and Equipment Efficiencies 613

Chapter 31 The Modern Two-Pipe Heating and Cooling System 615

31.2 The Renaissance 616

31.3 Good Candidates 617

31.4 Handling Load Variations 617

31.5 Changeover 618

31.6 Equipment Safety 620

31.7 Energy Concerns 621

31.8 Dehumidification without Reheat 623

31.9 Piping Arrangements 626

31.10 Variations 627

Chapter 32 Advanced Heat Recovery 631

32.2 The Logic of Heat Recovery 632

32.3 Types of Heat Recovery Chillers 632

32.4 Heat Available from Chillers 632

32.5 Instrumenting a Dedicated Heat Recovery Chiller (DHRC) 634

32.6 Typical Piping for the DHRC 635

32.7 Heat Recovery Equations 636

32.8 The Uses of Recovered Heat 637

32.9 Sizing the DHRC 640

32.10 Control of DHRC 640

Appendix D Conversion of English Units to SI 671.

Notes:

Includes bibliographical references and index.

ISBN:

0071457844

OCLC:

64592258

Publisher Number:

9780071457842

Online:

Contributor biographical information

Publisher description