This fully revised and updated edition of this classic bestselling reference provides all the information needed to evaluate and balance the air and water sides of any HVAC system. The third edition adds new chapters on testing and balancing clean rooms and HVAC system commissioning. The book addresses every aspect of testing, adjusting and balancing, including all types of instruments required and specific methods to adjust constant volume, single zone, dual duct, induction, and variable air volume systems. The author provides complete details for the full scope of system components, including fans, pumps, motors, drives, and electricity, as well as for balancing devices and instrument usage. The book also includes all necessary equations and a variety of useful conversion tables.
General Balancing Procedures
Air Balance Procedures Common to All Systems
Proportionally Balancing Constant Volume Low Pressure Systems
Balancing Constant Volume, Multizone, Dual Duct, and Induction Systems
Balancing Variable Air Volume Systems
Setting Outside Air and Changing Fan Speeds
Balancing Return Air and Toilet Exhaust Systems
Fans, Fan Performance Curves, and Duct System Curves
Testing and Balancing Fume Hood Systems
Testing and Balancing Clean Rooms
HVAC Commissioning
Basic Water Balance Procedures
Centrifugal Pumps, Pump Performance Curves, and Pipe System Curves
Fluid Flow, Psychrometric, and Refrigeration Terminology
System Components and Terminology
Instruments and Instrument Terminology
Equations
Conversion Tables
Index