Uninterruptable power supply
(UPS) and operator machine interface (OMI)
Smart sensors and actuators
Types of DDC controllers
Application specific, general
purpose, programmable logic
Basics of HVAC controls
Commonly used control systems
Control actions
Control loops
3. Design Principles
Control valves
Types of control valves
Flow characteristics
Location of two-way and three-way
control valves
Selection of modulating control
valves
Sizing of control valves
Control dampers
Types of control dampers
Flow characteristics
Parallel blade vs. opposed blade
Sizing of control damper and
actuator
Damper leakage
(Download Powerpoint
file in PDF format: Part 1[PDF]
and Part 2 [PDF])
References:
Honeywell, 1997. Engineering
Manual of Automatic Control for Commercial Buildings - Heating, Ventilating,
Air Conditioning, SI Edition., Honeywell, Inc., Minneapolis, MN, pp.
30-35, 427-440, 448-464. [PDF]
Montgomery, R. and McDowall,
R., 2008. Fundamentals of HVAC Control Systems, American Society
of Heating, Refrigerating and Air-Conditioning Engineers, Inc., Atlanta,
GA. [ScienceDirect]
Shadpour, F., 2001. The Fundamentals
of HVAC Direct Digital Control: Practical Applications and Design,
2nd ed., Chapters 1-3 & 9-11, Hacienda Blue, Escondido, CA. [697
S52]
Spitzer, D. W., 2002. Selecting
flow measurement devices, HPAC
Engineering, 74 (12): 52-59.
References:
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