AABC NationalStandards 7thEdition 2021
$46.04
AABC National Standards for Total System Balance, 7th Edition
| Published By | Publication Date | Number of Pages |
| AABC | 2021 | 546 |
The 7th Edition of AABC’s National Standards for Total System Balance is now available! Completely rewritten and reorganized, the Standard is also the first AABC standard to achieve designation as an approved American National Standard through ANSI. This comprehensive manual details the minimum standards for total system balance. The Standards will assist the design professional in achieving design intent, provide a better understanding of the scope of work required of the TAB agency, and ensure that proper methods and procedures are followed in the test and balance process.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | Cover |
| 3 | Copyright |
| 4 | Preface |
| 5 | Acknowledgements |
| 6 | Table of Contents |
| 8 | Chapter 1. Total System Balancing 1.1 Purpose 1.2 Scope 1.3 Overview |
| 9 | 1.4 Design Phase 1.5 Construction Phase 1.6 Total System Balancing Phase |
| 10 | 1.7 The Report |
| 23 | 1.8 Final Acceptance |
| 24 | Chapter 2. Instrumentation and TAB Tolerances 2.1 Overview 2.2 Terminology |
| 26 | 2.3 Temperature Measuring Instruments |
| 28 | 2.4 Air Measuring Instruments |
| 34 | 2.5 Hydronic Pressure Measuring Instruments |
| 36 | 2.6 Electrical Measuring Devices |
| 37 | 2.7 Rotational Speed Measuring Instruments |
| 38 | 2.8 Test and Balance Tolerances |
| 40 | Chapter 3. Airside Volume Measurement 3.1 Overview 3.2 Pitot Tube Traverses |
| 47 | 3.3 Density Correction |
| 48 | 3.4 Anemometer Coil Traverse |
| 50 | 3.5 Flow Factors for Airflow Measuring Devices |
| 51 | 3.6 Airflow Measuring Stations 3.7 Measured System Static Pressure |
| 52 | 3.8 Fan Curves |
| 53 | 3.9 System Effect |
| 54 | 3.10 Diversity |
| 55 | 3.11 References |
| 56 | Chapter 4. Basic Measurements 4.1 Overview 4.2 Rotational Measurements |
| 61 | 4.3 Electrical Measurements |
| 66 | 4.4 Temperature Measurements |
| 68 | 4.5 Electric Duct Heaters |
| 70 | Chapter 5. Leakage Testing 5.1 Overview |
| 71 | 5.2 Test Equipment |
| 72 | 5.3 Test Parameters |
| 73 | 5.4 Testing Procedures |
| 74 | 5.5 Report Data 5.6 AHU Pressure Testing |
| 75 | 5.7 Rooms, Floor and Building Pressure Testing |
| 76 | 5.8 References |
| 78 | Chapter 6. The Foundation of Total System Balancing 6.1 Overview 6.2 Document Review |
| 79 | 6.3 Construction Observation |
| 81 | 6.4 System Components |
| 83 | 6.5 Developing the Data Sheets |
| 86 | 6.6 Contractors’ Responsibilities Prior to Balancing |
| 88 | 6.7 Pre-Balance Site Review |
| 90 | 6.8 Economizer Cycle Testing |
| 92 | Chapter 7. Constant Volume Systems 7.1 Overview 7.2 Incremental and Stand-Alone Components |
| 93 | 7.3 Basic Fan System |
| 95 | 7.4 Constant Volume Air Handling Units |
| 98 | 7.5 Multi-Zone Units |
| 103 | 7.6 Constant Volume Single Duct Systems |
| 110 | 7.7 Dual Duct Constant Volume System |
| 112 | 7.8 High-Pressure System with Induction Units |
| 116 | Chapter 8. Terminal Boxes for Constant Volume and Variable Systems 8.1 Overview 8.2 Single Duct Constant Primary, Constant Secondary |
| 117 | 8.3 Single Duct Variable Primary, Variable Secondary |
| 119 | 8.4 Single Duct Constant Primary, Variable Secondary Bypass Systems |
| 120 | 8.5 Single Duct Variable Primary, Constant Secondary Induction Systems |
| 122 | 8.6 Single Duct Variable Primary/Constant Secondary Fan Powered Series Terminal boxes |
| 124 | 8.7 Variable Primary/Variable Secondary Fan Powered Parallel Terminal Box |
| 126 | 8.8 Dual Duct Terminal boxes |
| 128 | Chapter 9. Variable Volume 9.1 Overview 9.2 Single Duct Air Valve with Variable Primary, Variable Secondary |
| 131 | 9.3 Bypass Air Valve Constant Primary, Variable Secondary Bypass Systems |
| 134 | 9.4 Variable Primary/Constant Secondary Fan Powered Series Terminal Boxes |
| 137 | 9.5 Variable Primary/Variable Secondary Fan Powered Parallel Terminal Box |
| 141 | 9.6 Dual Duct Variable Volume |
| 144 | 9.7 Fan Wall Systems 9.8 Underfloor Air Distribution Systems |
| 152 | Chapter 10. Fan Systems: Supply/Return/Relief/Exhaust 10.1 Overview 10.2 Air Handling Unit Systems |
| 155 | 10.3 Utility Vent Sets |
| 159 | 10.4 Tubular Centrifugal Fans |
| 160 | 10.5 Power Roof Ventilators |
| 162 | 10.6 Propeller Fans |
| 163 | 10.7 Axial Fans |
| 164 | 10.8 Variable Volume |
| 165 | 10.9 Manifolded Systems |
| 168 | Chapter 11. Energy Recovery Systems/Panels/Chilled Beams 11.1 OVERVIEW 11.2 Rotating Wheel and Rotating Desiccant Wheel |
| 170 | 11.3 Air-to-Air Plate Heat Recovery Units |
| 174 | 11.4 Thermosiphon Heat Exchangers |
| 176 | 11.5 Run Around Coil |
| 178 | 11.6 Panels Used for Sensible Heating and Cooling 11.7 Chilled Beams |
| 180 | 11.8 References |
| 182 | Chapter 12. Temperature Control Systems 12.1 Overview 12.2 Basic Verification of Controls |
| 183 | 12.3 Verification and Documentation |
| 188 | Chapter 13. Hydronic Pumps and Pumping Circuits 13.1 Overview 13.2 Pump Head Measurement |
| 189 | 13.3 Verification of Impeller Size |
| 191 | 13.4 Determine Pump Flow |
| 194 | 13.5 Piping Circuits |
| 199 | 13.6 Pump Circuits |
| 202 | Chapter 14. Hydronic Devices 14.1 Hydronic Devices |
| 221 | 14.2 Hydronic Flow Measuring |
| 228 | Chapter 15. Hydronic Procedures 15.1 Overview 15.2 Hydronic System Readiness |
| 229 | 15.3 Constant Volume Water Balancing Procedure (Two-Pipe System, Direct or Reverse Return) |
| 232 | 15.4 Variable Volume Water Balancing Procedure |
| 235 | 15.5 Heating Terminal Temperature Balance 15.6 Steam |
| 237 | 15.7 Capacity Testing |
| 238 | Chapter 16. Chiller Testing 16.1 Overview 16.2 Basic Testing |
| 240 | 16.3 Field Performance Testing Of Chillers |
| 246 | Chapter 17. Cooling Tower Testing 17.1 Overview 17.2 Basic Test |
| 247 | 17.3 Performance Test Parameters |
| 251 | 17.4 AABC Performance Test |
| 252 | 17.5 CTI Performance Test |
| 264 | Chapter 18. Boiler Testing 18.1 Overview 18.2 Basic Test for Hot Water Boilers |
| 265 | 18.3 Boiler Performance Calculations |
| 266 | 18.4 Efficiency Test 18.5 Boiler Testing Procedures |
| 270 | Chapter 19. Domestic Water Balance Preparation & Procedures 19.1 Overview 19.2 Document Review 19.3 Plan Review |
| 271 | 19.4 Submittal Review 19.5 Domestic Hot Water Test Plan |
| 272 | 19.6 Instrumentation |
| 273 | 19.7 Testing Procedure for Domestic Hot Water Systems |
| 274 | Chapter 20. Kitchen Systems 20.1 Overview 20.2 The Heating, Cooling, and Ventilating System |
| 275 | 20.3 Kitchen Hoods |
| 282 | 20.4 Hoods With Make-Up Air Provisions |
| 283 | 20.5 Final Balance Procedures 20.6 References |
| 284 | Chapter 21. Laboratory Systems (Constant Volume & Variable Volume 21.1 Overview 21.2 Terminology |
| 286 | 21.3 Testing the Lab Exhaust |
| 287 | 21.4 Testing the Lab Supply 21.5 Pressurization |
| 288 | 21.6 Testing Exhaust Systems |
| 289 | 21.7 Testing Supply Systems 21.8 Stack Velocity 21.9 Tracking the Systems and Certifying |
| 291 | 21.10 Bio-safety Cabinets 21.11 References |
| 292 | Chapter 22. Sound 22.1 Overview 22.2 Sound Measuring Instruments |
| 293 | 22.3 Sound Rating Methods |
| 296 | 22.4 Acceptable Noise |
| 298 | 22.5 Testing Procedures for Measuring Sound Levels |
| 300 | Chapter 23. Vibration Testing 23.1 Overview 23.2 Vibration Meters |
| 301 | 23.3 Test Points |
| 302 | 23.4 Testing Procedures for Vibration Measurements |
| 306 | Chapter 24. Smoke Control Testing 24.1 Overview 24.2 Basic Testing |
| 307 | 24.3 Smoke Control Acceptance Testing |
| 308 | 24.4 Testing Procedures for Smoke Control Systems |
| 310 | 24.5 Atriums |
| 311 | 24.6 References |
| 312 | Chapter 25. Testing and Balancing Health Care Facilities 25.1 Overview 25.2 Pressurization |
| 321 | 25.3 Procedures for Measuring Room Pressures |
| 322 | 25.4 Smoke Testing for Direction of Airflow 25.5 Reporting Procedures for ORs, AII Rooms and PE Rooms 25.6 Heating |
| 323 | 25.7 Outdoor Air Intakes and Exhaust Discharge 25.8 Filtration 25.9 References |
| 326 | Chapter 26. HVAC Commissioning 26.1 Overview |
| 327 | 26.2 HVAC Commissioning Plan |
| 328 | 26.3 Terminology |
| 329 | 26.4 Schedule of HVAC Commissioning |
| 332 | 26.5 References |
| 334 | Chapter 27. Specification 27.1 Overview 27.2 Contractor’s Responsibility Specification |
| 339 | 27.3 Sample Testing and Balance Specification |
| 348 | Chapter 28. Report Analysis & Verification 28.1 Overview 28.2 What a Report Provides 28.3 Using A Report |
| 350 | 28.5 Verification |
| 352 | Appendices APPENDIX A – Sample Test & Balance Report Forms |
| 354 | Title Page |
| 355 | Table of Contents |
| 356 | Report Summary |
| 357 | Instrument List |
| 358 | Air Moving Equipment Data |
| 359 | Static Pressure Profile |
| 360 | Fan Data |
| 361 | Duct Traverse Data |
| 362 | Air Flow Station Data |
| 363 | Air Distribution Data |
| 364 | Terminal Unit Data |
| 365 | Induction Unit Data |
| 366 | Temperature Reading Data |
| 367 | Electric Duct Heater Data |
| 368 | Pump Data |
| 369 | Water Balance Data |
| 370 | Water Flow Measuring Station Data |
| 371 | Cooling Coil Data |
| 372 | Direct Expansion Cooling Coil Data |
| 373 | Heating Coil Data |
| 374 | Cooling Tower Data |
| 375 | Chiller Data |
| 376 | Air Cooled Chiller Data |
| 377 | Hot Water Boiler Data |
| 378 | Steam Boiler Data |
| 379 | Steam Heat Exchanger Data |
| 380 | Control Verification Data |
| 381 | Sequence of Operation Functional Performance Test |
| 382 | Input/Output Device Functional Performance Test |
| 383 | Fume Hood Test Data |
| 384 | Kitchen Hood Data |
| 385 | Duct Leakage Test Data |
| 386 | APPENDIX B – Density Correction Tables |
| 387 | Density Correction For Temperature at 29.92° Barometric Pressure |
| 391 | Density Correction For Altitude |
| 396 | APPENDIX C – Anemometer Traverse Sample Form |
| 397 | Coil Traverse With Rotating Vane |
| 400 | APPENDIX D – Static Pressure Measuring Points |
| 402 | Air Handling Unit Schematic |
| 403 | Points at Which to Measure Static Pressure in a Constant-Volume, SingleSystem |
| 404 | Points at Which to Measure Static Pressure in a Constant-Volume, Multi-Zone System |
| 405 | Points at Which to Measure Static Pressure in a Constant-Volume, Reheat System |
| 406 | Points at Which to Measure Static Pressure in a Single Duct Variable Primary, Constant Secondary Induction System |
| 407 | Points at Which to Measure Static Pressure in a Pressure-Independent Single Duct Constant Primary, Constant Secondary System |
| 408 | Points at Which to Measure Static Pressure in a Constant Volume, Pressure-Independant Dual Duct System |
| 409 | Points at Which to Measure Static Pressure in a Single Duct, Variable Primary/Variable Secondary, Pressure-Dependent VAV System |
| 410 | Points at Which to Measure Static Pressure in a Single Duct, Variable Primary/Variable Secondary, Pressure-Independent VAV System |
| 411 | Points at Which to Measure Static Pressure in a Single Fan Dual Duct, Variable Primary/ Variable Secondary, Pressure-Independent VAV |
| 412 | Points at Which to Measure Static Pressure in a Variable Primary, Constant Secondary, Pressure-Independent Series, Fan-Powered Terminal VAV System |
| 413 | Points at Which to Measure Static Pressure in a Variable Primary/ Constant Secondary, Pressure-Dependent Series, Fan-Powered Terminal VAV System |
| 414 | Points at Which To Measure Static Pressure in a Variable Primary/ Variable Secondary, System-Powered Bladder Terminal VAV |
| 415 | Points at Which to Measure Static Pressure in a Constant Primary/Variable Secondary Bypass VAV System |
| 416 | Points at Which to Measure Static Pressure in a Variable Primary/Variable Secondary, Pressure-Independent Fan-Powered Parallel Terminal Box VAV System |
| 417 | Points at Which to Measure Static Pressure in a Return Fan System |
| 418 | APPENDIX E – Enthalpy Chart, Btu/lb. Air (Saturated) |
| 420 | APPENDIX F – Determining Net Positive Suction Head |
| 422 | APPENDIX G – Water Temperature Drop vs. Entering Temperature Differential |
| 424 | APPENDIX H – Instrumentation Verification Records |
| 425 | Record of Verifying Calibration Check Points: Rotating Vane Anemometer |
| 426 | Record of Verifying Calibration Check Points: Laser Tachometer |
| 427 | Record of Verifying Calibration Check Points: Multimeter |
| 428 | Record of Verifying Calibration Check Points: Digital Flow Hood |
| 429 | Record of Verifying Calibration Check Points: Strobe Tachometer |
| 430 | Record of Verifying Calibration Check Points: Thermometer |
| 431 | Record of Verifying Calibration Check Points: Contact Tachometer |
| 432 | Record of Verifying Calibration Check Points: Hydrodata Multimeter – Water Meter |
| 436 | Tower Test Curve at 79°F Approach vs. Heat Rejection |
| 438 | APPENDIX J – Cooling Tower Performance Test – CTI Procedure for Forced-Draft Tower |
| 452 | APPENDIX K – Cooling Tower Performance Test – CTI Procedure for Induced-Draft Tower |
| 468 | APPENDIX L – Cooling Tower Performance Test Forms For Procedures Identified in Appendix I, J, and K |
| 469 | Cooling Tower Test Report: Summary Sheet |
| 470 | Cooling Tower Test Report: Pitot Tube Water Flow Measurement Under 18 Inches Diameter |
| 471 | Cooling Tower Test Report: Pitot Tube Water Flow Measurement Over 18 Inches Diameter |
| 472 | Cooling Tower Test Report: Wet Bulb Temperatures |
| 473 | Cooling Tower Test Report: Entering and Leaving Water Temperatures |
| 474 | Cooling Tower Test Report: Break Horsepower and Wind |
| 475 | Cooling Tower Test Report: Make-Up Water GPM and Temperature, Pump Pressure, Dry-Bulb Temperature, Barometric Pressure |
| 476 | Cooling Tower Test Report: Forced Draft Tower |
| 479 | Cooling Tower Test Report: Induced Draft Tower |
| 482 | APPENDIX M – Tables for Saturated Steam |
| 483 | Table for Saturated Steam (IP) by Temp °F |
| 484 | Table for Saturated Steam (IP) by ABS Pressure In Mercury |
| 485 | Table for Saturated Steam (IP) by ABS Pressure In LB. SQ. IN |
| 486 | Table for Saturated Steam (SI) by Temp °C |
| 487 | Table for Saturated Steam (SI) by kPa |
| 488 | APPENDIX N – Vibration Test Sheets |
| 489 | Vibration Test Sheet: Air Handling Unit |
| 490 | Vibration Test Sheet: Centrifugal Fan |
| 491 | Vibration Test Sheet: End Suction Pump |
| 492 | Vibration Test Sheet: Horizontal Split Case Pump |
| 493 | Vibration Test Sheet: In-Line Fan |
| 494 | Vibration Test Sheet: Utility Fan |
| 495 | Vibration Test Sheet: Vaneaxial Fan |
| 496 | APPENDIX O – Common Metric Conversions |
| 498 | APPENDIX P – SI Equation Conversions |
| 520 | Index |
