CHAPTER 2:
HVAC SYSTEMS AND
2.9.3
INSIDE STEAM DISTRIBUTION
EQUIPMENT
2.9.4
PRESSURE REDUCING VALVES (PRV)
AND STATIONS
2.1
HVAC SYSTEM SELECTION
2.9.5
STEAM PIPING
REQUIREMENT
2.9.6
STEAM GUN SET
2.1.1
GENERAL
2.9.7
STEAM TRAPS
2.1.2
EXISTING BUILDINGS
2.9.8
STEAM CONDENSATE PIPING
2.9.9
VENT LINES
2.2
SPECIAL REQUIREMENTS FOR ALL
2.10
VENTILATING SYSTEMS
AIR SYSTEMS
2.10.1
GENERAL
2.2.1
VARIABLE AIR VOLUME (VAV) SYSTEMS
2.10.2
OCCUPIED AREAS
2.2.2
INTERIOR ROOMS
2.10.3
UNOCCUPIED AREAS
2.2.3
TERMINAL REHEAT SYSTEM
2.10.4
TRASH COLLECTION AREAS
2.2.4
DUAL DUCT SYSTEM
2.10.5
ELEVATOR MACHINE ROOMS
2.2.5
RETURN AIR FANS
2.10.6
EMERGENCY GENERATOR ROOM
2.2.6
SYSTEM ZONING REQUIREMENTS
2.10.7
TRANSFORMER ROOMS (VAULTS) AND
2.2.7
AIR CIRCULATION CONTROL
ELECTRIC CLOSETS
2.2.8
CORRIDORS, TOILETS AND JANITOR
CLOSETS (HACs)
2.11
EXHAUST SYSTEMS
2.2.9
FUNCTIONAL NEEDS OF SPACES
2.2.10 DEDICATED AIR HANDLING UNITS
2.11.1
GENERAL EXHAUST SYSTEMS
EXCEPTIONS/MODIFICATIONS TO
2.11.2
SPECIAL EXHAUST SYSTEMS
DEDICATED AIR HANDLING UNITS
2.11.3
LABORATORY HOOD EXHAUST SYSTEMS
2.11.4
AUTOPSY AND MORGUE EXHAUST
SYSTEMS
2.3
HVAC EQUIPMENT REQUIREMENTS
2.11.5 ETHYLENE OXIDE (ETO) STERILIZER
2.3.1
AIR HANDLING UNITS
EXHAUST SYSTEMS
2.3.2
FILTERS
2.11.6 ISOLATION SUITE EXHAUST SYSTEMS
2.3.3
CENTRAL HUMIDIFIERS
2.11.7 KITCHEN EXHAUST SYSTEMS
2.3.4
DUCT LINING AND SOUND ATTENUATORS
2.11.8 NURSE SERVER CABINET EXHAUST
2.3.5
HVAC DRAINS
2.11.9 ORTHOTIC/PROSTHETIC LABORATORY
EXHAUST
2.4
VARIABLE AIR VOLUME (VAV)
2.11.10 BATTERY CHARGING ROOM EXHAUST
SYSTEMS
2.11.11 ANIMAL RESEARCH AREA
2.4.1
GENERAL
2.11.12 MAINTENANCE GARAGES
2.4.2
SPECIAL CONSIDERATIONS
2.12
REFRIGERATION SYSTEMS FOR AIR
2.5
ROOM FAN-COIL UNITS
CONDITIONING
2.5.1
GENERAL
2.12.1 GENERAL
2.5.2
EXCEPTION
2.12.2 CENTRAL CHILLED WATER PLANT
2.5.3
INSTALLATION RESTRICTION
2.12.3 CENTRAL CHILLED WATER PLANT FLOW
2.5.4
INTERIOR ROOMS
DIAGRAM
2.12.4 SECONDARY DISTRIBUTION INTERFACE
2.6
RADIANT CEILING PANEL SYSTEM
FLOW DIAGRAM
2.6.1
GENERAL
2.12.5 SECONDARY/TERTIARY DISTRIBUTION
2.6.2
CEILING PANELS
INTERFACE FLOW DIAGRAM
2.6.3
SPECIAL DESIGN CONSIDERATIONS
2.12.6 DX REFRIGERATION SYSTEMS
2.6.4
TYPICAL DESIGN PARAMETERS
2.12.7 REFRIGERATION SYSTEMS FOR SURGERY
(PATIENT BEDROOMS)
SUITES
2.12.8 REFRIGERATION SYSTEMS FOR ANIMAL
2.7
HEATING SYSTEMS
RESEARCH AREAS
2.7.1
GENERAL
2.12.9 REFRIGERATION SYSTEMS FOR
2.7.2
PERIMETER HEATING
SPECIALTY AREAS (LINEAR
2.7.3
DELETION OF PERIMETER HEATING
ACCELERATORS, MRI, TELEPHONE
2.7.4
HYDRONIC HEATING
EQUIPMENT ROOMS AND ELEVATOR
2.7.5
STEAM HEATING
MACHINE ROOMS)
2.7.6
ELECTRIC HEATING
2.12.10 FREEZE PROTECTION
2.7.7
GAS HEATING
2.12.11 COOLING TOWERS
2.12.12 PRE-INSULATED CHILLED WATER
2.8
ETHYLENE GLYCOL-WATER SYSTEM
PIPING
2.12.13 DOCUMENTATION REQUIREMENTS
2.8.1
GENERAL
2.8.2
HEAT TRANSFER
2.13
SMOKE AND FIRE PROTECTION
2.8.3
FLOW-HEAD-HORSEPOWER
2.13.1 GENERAL
2.13.2 SMOKE CONTROL
2.9
STEAM DISTRIBUTION
2.13.3 PENETRATIONS OF FIRE AND SMOKE
2.9.1
STEAM GENERATION
BARRIERS
2.9.2
OUTDOOR STEAM DISTRIBUTION
HVAC DESIGN MANUAL
2-i
HVAC SYSTEMS AND EQUIPMENT
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