HEATING, VENTILATION AND AIR CONDITIONING CONTROL AND FAULT SIMULATOR

This unit enables the study and operation of various controls and control theory as applied to heating, ventilation, and air conditioning systems. It allows the user to simulate different conditions to show how the various components work within a control scheme.

Simulated Functions and Key Components:

Air Handling:

• Fresh air, recirculation and extract dampers
• Filter
• Cooling coil
• Heating coil
• Supply fan
• Extract fan
• Low limit control
• Temperature control

Chiller Plant:

• Chiller plant
• Chilled water pumps
• Constant temperature pumps

Heating System:

• 2-boiler sequence control
• Compensated heating valve
• Variable temperature pumps
• Flow sensor
• Outside sensor
• Boiler flow sensor

Domestic Hot Water:

• Domestic hot water control
• Diverting valve
• Secondary pump
• Temperature sensor

Frost Protection:

• Frost protection
• Outside sensor
• Return sensor
• Room sensor (anti-condensation)