Zoning

HVAC 13a

CNST 305 Environmental Systems 1Dr. Berryman

13 Equipment Selection;  Variable Air Volume ; Temperature Controls; Water and Steam

Piping

Chapter 3 and 7 (Toa)

14 HVAC System Design; Entering Web Bulb; Coil Lines; Zoning; Duct; Variable Air

Volume, Constant Air, Registers 

 Chapter 6 (Toa)

Air Volume vs Temperature Constant Volume (CV)

Variable Air Volume (VAV)

VAVTerminal

Zoning Components

Systems for Zone Control Constant Temperature, Variable

Volume (on,off) Single Zone CV Single Zone Reheat CV CV Terminal Reheat CV Dual Duct and Multizone Multiple Zone VAV ETC.

Single Zone CV

Air Control on/off

Air conditions controlled at thermostat for entire zone

Single Zone CV

Chiller

Boiler

Absorber Chiller

Pumps

Water Tower

Exhaust Fan

Air Handler

Air Handler

Perimeter Heating

Diffusers

System Controls

T

Single Zone CV Reheat

CV Terminal Reheat

CV Dual Duct

CV Multizone

Single Zone VAV

VAV Reheat

VAV ReheatRoof Top Air Conditioners w/ Boilers

T

T

T

VAV w/ Reheat

Multiple Zone VAV

Multiple Zone VAV

Roof Top Single Packaged Unit

T

T

T

Bypass Damper

Multiple Zone VAV

Water Tower

Fan Powered VAV Terminals

Diffusers

Boiler

Self-Contained Air Conditioner

T

T

T

Multiple Zone VAV

System Controls

T

T

T

ChillerBoiler

Absorber Chiller Pumps

Water Tower

Exhaust Fan

Air Handlers

Diffusers

VAV Terminals

Building Management System

VAV Dual Duct

VAV Dual Duct

System Controls

T

T

Hot Water AH

Chill Water AH

VAV Terminals

Diffusers

Direct Fired Absorber Chiller

Building Management System

VAV Multizone

Next Time

Duct Systems