HVAC (Heating, Ventilation, and Air Conditioning) System Design

1. HVAC Systems and Equipment
   1. System Classification and Selection
      1. System Categories
         1. All-Air Systems
            1. Single-Zone Constant Volume
            2. Single-Zone Variable Volume
            3. Multi-Zone Systems
            4. Variable Air Volume (VAV) Systems
            5. Constant Air Volume (CAV) Systems
            6. Dual-Duct Systems
         2. All-Water Systems
            1. Two-Pipe Systems
            2. Four-Pipe Systems
            3. Radiant Heating and Cooling
         3. Air-Water Systems
            1. Fan Coil Units
            2. Induction Systems
            3. Radiant Panels with Ventilation
         4. Refrigerant-Based Systems
            1. Direct Expansion (DX) Systems
            2. Variable Refrigerant Flow (VRF)
            3. Heat Pump Systems
      2. System Selection Criteria
         1. Building Type and Use
         2. Climate Considerations
         3. Energy Efficiency Requirements
         4. First Cost vs. Operating Cost
         5. Maintenance Requirements
         6. Space Constraints
   2. Heating Equipment
      1. Furnaces
         1. Gas-Fired Furnaces
            1. Natural Gas Systems
            2. Propane Systems
            3. Condensing vs. Non-Condensing
         2. Oil-Fired Furnaces
         3. Electric Resistance Furnaces
         4. Furnace Efficiency Ratings
         5. Installation and Venting Requirements
      2. Boilers
         1. Hot Water Boilers
            1. Fire-Tube Boilers
            2. Water-Tube Boilers
            3. Condensing Boilers
         2. Steam Boilers
            1. Low-Pressure Steam Systems
            2. High-Pressure Applications
         3. Boiler Efficiency and Controls
         4. Boiler Sizing and Selection
      3. Heat Pumps
         1. Air-Source Heat Pumps
            1. Single-Stage Systems
            2. Multi-Stage and Variable Speed
            3. Cold Climate Heat Pumps
         2. Ground-Source Heat Pumps
            1. Closed-Loop Systems
            2. Open-Loop Systems
            3. Hybrid Ground-Source Systems
         3. Water-Source Heat Pumps
         4. Heat Pump Performance Characteristics
         5. Auxiliary and Backup Heating
   3. Cooling Equipment
      1. Chillers
         1. Air-Cooled Chillers
            1. Scroll Compressor Chillers
            2. Screw Compressor Chillers
            3. Centrifugal Chillers
         2. Water-Cooled Chillers
            1. Cooling Tower Requirements
            2. Condenser Water Systems
         3. Absorption Chillers
            1. Single-Effect Systems
            2. Double-Effect Systems
         4. Chiller Performance and Efficiency
         5. Chiller Plant Design
      2. Direct Expansion Equipment
         1. Split Systems
            1. Residential Applications
            2. Light Commercial Systems
         2. Packaged Units
            1. Rooftop Units (RTUs)
            2. Ground-Mounted Units
         3. Mini-Split and Multi-Split Systems
         4. Variable Refrigerant Flow (VRF) Systems
      3. Cooling Towers and Heat Rejection
         1. Cooling Tower Types
            1. Open Circuit Towers
            2. Closed Circuit Towers
            3. Hybrid Towers
         2. Tower Performance and Selection
         3. Water Treatment Requirements
         4. Dry Coolers and Fluid Coolers
   4. Air Handling and Ventilation Equipment
      1. Air Handling Units (AHUs)
         1. AHU Components
            1. Supply Fans and Motors
            2. Return and Exhaust Fans
            3. Heating Coils
            4. Cooling and Dehumidification Coils
            5. Filtration Systems
            6. Humidification Equipment
            7. Mixing Boxes and Dampers
         2. AHU Configuration and Selection
         3. Custom vs. Standard Units
      2. Ventilation Equipment
         1. Energy Recovery Ventilators (ERVs)
         2. Heat Recovery Ventilators (HRVs)
         3. Dedicated Outdoor Air Systems (DOAS)
         4. Exhaust Fans and Systems
      3. Air Cleaning and Filtration
         1. Mechanical Filters
            1. MERV Rating System
            2. HEPA and ULPA Filters
         2. Electronic Air Cleaners
         3. Gas-Phase Filtration
            1. Activated Carbon Systems
            2. Potassium Permanganate Systems
         4. Ultraviolet Air Treatment
         5. Photocatalytic Oxidation