Heating, Ventilation & Conditioning (HVAC)

Day 1

First Cost, Energy Efficiency / O&M Cost

• Maintainability. Reliability. Redundancy. Flexibility

• Change in Occupancy

• Partial Controllability

• Temperature

• Humidity

• Pressurization

• Air Quality

• Infection Control

Day 2

The Selection of HVAC Systems

• Packaged Air Handling Units, Direct Expansion

• Chilled Water, Local Special Systems

• Medical Equipment, Computer Rooms

• Terminal Units, Unitary or Served by a Central Plant

• Fan Coil Units, Incremental Units

• Heat Pumps

• Induction Traditional Hospital HVAC Systems Decentralized Systems

Packaged Terminal Air Conditioner filter

• Water-Source Heat Pump

• Fan-Coil Unit cooling coil supply fan return-air inlet supply-air outlet filter

• Fan Coil Systems 4 pipe 2 pipe Central ventilation unit

• Induction Units 4 pipe 2 pipe Central ventilation unit

• Air-Cooled Chiller, Fan-Coil System

• Small Chilled-Water System

Day 3

Traditional HVAC Systems

• All Air Systems

• Central Heating

• Central Cooling

• Single Zone

• Multiple Zones & Constant Volume cooling

• Multiple Zones & Variable Volume

HVAC Filtration

• Primary panel filter Secondary filter HEPA or tertiary filter

• Sources of Chilled Water

• Cooling Sources Chiller Plant

• Constant or Variable Flow-Primary-Flow Systems bypass two-way valve variable-flow pumps control valve check valves optional bypass with three-way valve

• Primary-Secondary Configuration production pumps

• Variable-Speed Drives 

• Boiler Plant Steam vs. Hot Water Fire tube vs. water tube Full size vs. Modular Hot Water

Day 4

LEED for HealthCare

• Energy Conservation is a significant part

• Establish ASHRAE 90.1 for base performance

• LEED forces early consideration of all measures

• Energy modeling required

• ASHRAE Standard 189.2P

• Non-All Air Systems

• Ventilation- Energy Recovery

• High-Performance Healthcare Facilities

Guidelines for Construction

• Building Envelope Improvements

• Reduce Building Volume (Height)

• Reduce Fan Horsepower's

• BIM as a resource

• Requires less external static pressure

• Dedicated ventilation air systems

• Heat Recovery Chillers

• Using the rejected condenser heat

Day 5

Chiller, Heat Recovery, Solar, Hydronic

• PV Strategies to Reduce Energy Consumption

• Heat Pumps Heat Recovery, Laundry, Data Centers, Ground Source Heat Pumps, Cogeneration

• Trigeneration Strategies to Reduce Energy Consumption Continued…

• Ground-Source Heat-Pump System geothermal heat exchanger heat pump pumps

• Reducing building height and horizontal duct lengths

• Non-All Air Alternatives

• Fan Coil Units

• Chilled Beams

• Positive Displacement Ventilation

• Hybrid VAV Systems

• Active Chilled Beams in Cooling and Heating Mode

• Passive Chilled Beams

• Active Chilled Beams

• Displacement Ventilation