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Self-Paced Learning

VAV Systems

Air Conditioning Clinics (Systems Series)

Summary of the variable air volume or VAV system approach to air conditioning.

Topics include:

Explanation of VAV system
Components of a VAV system
Terminal unit types (cooling only, reheat, parallel and series fan powered, dual duct)
Terminal unit controllers (pneumatic, electronic, DDC)
Diffusers
Supply duct design
Interior vs. perimeter spaces
System control modes
Fan modulation
Static pressure control
System-level ventilation
Freeze protection for coils
Part-load space humidity control
Building pressure control

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Water-Source Heat Pump Systems

Discussion of the water-source heat pump system.
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Chilled-Water Systems

Description of a chilled-water system, including the basics, design strategies, and control issues.
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Ice Storage Systems

This clinic focuses on a glycol-based ice storage system, which use an ice-chiller to cool a heat transfer fluid.
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HVAC System Control

Introduction to automatic HVAC system control of HVAC equipment.
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Introduction to HVAC Systems

Introduction to HVAC systems that dissects the entire system into five subsystems, or "loops."
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Variable Refrigerant Flow Systems

Variable Refrigerant Flow Systems focuses on VRF systems, which use a combination of zone‐level indoor terminals and outdoor components to provide heating and air conditioning.