You will develop an understanding of the basics of air movement; the components of air distribution systems; considerations of human comfort; load and occupancy demand; duct system design; sound and vibration; and how codes and standards affect the design of air systems. After completing the course, you should know:

• The functions of the components of an air distribution system, including major equipment types and auxiliary components.
• The principles of air distribution as they relate to human comfort.
• The principal codes and standards affecting air system design.
• How to layout and size a simple duct system and calculate pressure losses in the system.
• Common methods for reducing airborne sounds in systems and
• How to start an air system and diagnose common problems associated with air system start-up.

• Fundamentals of Air Flow - Static and dynamic compressible fluid (air) laws, friction effects, the friction chart, and density and altitude effects.
• Air Distribution System Components - System overview, air handling units, ducts, controls, air distribution devices, and sound absorbers.
• Human Comfort and Air Distribution - Principles of human comfort, principles of space air distribution, and types of air distribution devices.
• Relationship of Air Systems to Load and Occupancy Demands - Operating system selection criteria, system types by heating/cooling equipment type, system type by duct configuration, economizers and outdoor air intakes.
• Exhaust and Ventilation Systems - Design considerations, system types, and energy recovery.
• Air Movers and Fan Technology - Fan principles, fan drives, fan selection, fan installation design, fan controls and the effect of variable resistance devices.
• Duct System Design - Design overview, materials, construction, design and sizing, and sample systems.
• Codes and Standards - Building code requirements, ASHRAE Standard 90.1-2007, ASHRAE Standard 62.1-2007, other codes and standards, and sources of information.
• Air System Auxiliary Components - Dampers, air filters, humidifiers, duct heaters and duct insulation.
• Sound and Vibration in Fan Systems - Fundamentals of sound, sound and vibration sources, sound attenuation, and vibration control.
• Air System Start-Up and Diagnostics - Design considerations, air volumetric measurement methods, balancing procedures for air distribution systems, and noise and vibration diagnostics.
• An Actual Duct Design Problem - Duct design procedures, building and system, and working through the problem.

• A recent engineering graduate working in the HVAC&R industry.
• An experienced engineer who has entered the HVAC&R industry from another engineering field.
• An architect, engineer, technician, or construction or building management professional who wants to increase your knowledge of air distribution systems.