Fundamentals of HVAC

Properly designed and operated HVAC systems are critical to support comfortable and healthy building indoor environments. This practical course will develop your knowledge of the principles of heating, ventilating, air-conditioning and refrigeration systems found in commercial building applications. Attend and learn more about HVAC technologies to help you better understand how and where they are applied.

• Facility managers 
• Facility engineers 
• Architects
• Project managers with HVAC responsibilities 
• Anyone needing an overview of HVAC systems

Introduction to HVAC

• The need for HVAC
• References, standards and codes
• Terms, definitions and units
• HVAC system type overview
• Ventilation and air quality
• Buildings and energy efficiency           

Psychrometrics

• Properties of moist air
• Psychrometric chart
• Sensible and latent
• Combined processes
• Mixing of air streams

Refrigeration

• Definitions
• Refrigerant selection
• Safety considerations
• Pressure and enthalpy
• Phase change concepts
• Vapor compression cycle
• System components   

Heating and Cooling Loads

• Loads and energy
• Heat transfer
• Weather data
• Infiltration and ventilation
• Cooling load calculations

All Air Systems

• Definition of “all air systems”
• Types of all supply and return air systems
• Recirculating / Mixed Air Systems
• Dedicated Outside Air (DOAS) Systems
• Overhead / Dilution Type: Constant Volume (CAV) and Variable Volume (VAV)
• Displacement / UFAD Type
• Types of exhaust systems
• General – Toilet, etc.
• Laboratory, process, or other specialty systems
• Types of central equipment
  • Packaged / Unitary systems
  • Split systems
  • Air handling units
  • Fans
• Types of terminal equipment
• Air Terminal Units / VAV Boxes
• Grilles, Registers, & Diffusers
• System Comparison – Advantages / Disadvantages
• Hybrid approaches
  • Applications / Examples 

Hydronic Systems

• Definition of “hydronics”
• Comparison to air systems
• Types of hydronic systems
• Heating Hot Water
• Chilled Water
• Condenser Water: Tower and Geo-exchange
• Glycol Water
• Types of central equipment
• Boilers
• Chillers
• Cooling Towers / Fluid Coolers
• Pumps
• Heat Exchangers
• Types of terminal equipment
• Coils
• Unit Heaters
• Fan Coil Units
• Chilled Beams
• Radiant
• System Comparison – Advantages / Disadvantages

Steam and Steam Condensate

• Definition of “steam”
• Comparison to air and hydronic systems
• ASME Codes / Safety
• Types of steam and condensate systems
• Low Pressure
• High Pressure
• Condensate Collection: Gravity return, Pumped return, Vacuum
• Types of central equipment
• Boilers
• Heat Exchangers
• Make-up water systems
• Types of terminal equipment
• Coils
• Humidifiers
• Unit Heaters
• Fan Coil Units
• Radiant
• System Comparison - Advantages / Disadvantages
• Applications / Examples

Field Tour - Wisconsin Energy Institute

Controls: Building Automation Systems

• Definition / Purpose of “Building Automation System (BAS)”
• Types of HVAC control systems
• Local
• Centralized (Building-wide)
• Pneumatic
• Direct Digital Control
• Pneumatic-Hybrid
• Programmable Logic Control (PLC)
• Type of control equipment
• Valves
• Dampers
• Actuators
• Sensors and thermostats
• Types of Controls
• Proportional/Modulating Control Concepts
• Open/Closed Loop Control 
• Wisconsin Energy Institute 
• Sequence of Operations
• Mechanical Flow Diagrams

"With my non-engineering background I am now better prepared to converse in a project management role with HVAC designers and contractors as an owner's rep."
—Rick, Construction Manager, Iowa State University, Ames IA

"I am a PM for a GC, so I was looking for just a basic knowledge of what our HVAC subcontractors do and are quoting. This course gave me that and more."
—Kyle, ACE Building Service, Manitowoc WI

“Great fundamental course … I plan on adding this course to the roster of UW classes that I encourage my employees to take.”
— Greg, President and CEO, LM Consultants Inc., Grayslake IL

"I now have a much better understanding of everything involved in HVAC...Really like the course - will definitely recommend."
—Eric, UW–Madison Physical Plant, Madison WI 

"It renewed my love of actual engineering and was reminiscent of being in class at school. Thank you."
—Alexa, Mechanical Inc., Freeport IL

"This class took the four years of information I learned while getting my BSME and applied it directly to the HVAC industry and the systems I work on now...I really wish I could've taken this class in school."
—David, Project Manager, Mechanical, Inc., Westmont IL

“Extremely informative course; took difficult systems and explained them in an elementary way to ensure all students understood concepts & processes … I got what I came here for and am definitely interested in taking additional courses in the future.”
—Eric, Senior Project Manager, The Walsh Group, McFarland WI

"I was looking for general knowledge of different types of HVAC systems and when they are used. This is exactly what I got."
—Logan, Vyron Corp., Milwaukee WI

"I believe this course does an excellent job of covering the fundamentals of HVAC systems no matter what your background or level of training/education is...This course will help me convey the pros and cons of various mechanical equipment to the owners that I deal with on a daily basis...Very informative, and enjoyable class. Thank you!"
—Jacob, J.H. Findorff and Son, Inc., Madison WI 

"Great overview of HVAC and support systems. I learned a ton."
—Ashley, Puget Sound Naval Shipyard, Bremerton WA

"Really enjoyed all of the graphics and images in the slideshows. Makes it easier to learn and help with identification of systems/equipment in the future."
—Alyssa, GDS Associates, Inc., Manchester NH

“I feel that I will now be able to more confidently discuss equipment and the “why” with field personnel, engineers, and my colleagues … I learned a lot and will recommend it to coworkers.”
—Tori, Assistant Project Manager, Grunau Company, Oak Creek WI

"Very informative and loved being able to ask questions and get real, experience-backed answers."
—Lauren, FE Moran, Northbrook IL

"Gained confidence in HVAC system knowledge...Liked broad view of information...I will be able to interact with subs better and provide better planning ideas for my client."
—Frank, Project Manager, Vogel Bros. Building Co., Madison WI

"Subject content was great, tours were really good particularly WEI. Interaction with class members was awesome."
—Bob, SSM Health, Fond du Lac WI
 

Joel Boado

Joel joined Affiliated Engineers, a MEP engineering consultant with 16 offices, in 2004 as a mechanical engineer. His early tenure primarily focused on the design of data centers for multiple client types; however, for the past several years, he has been focused on large-scale healthcare buildings as project manager and lead mechanical engineer. He managed the new, 496,000 sf UW Health at The American Center (Madison WI) and provided mechanical engineering services for the 1.2 million sf Center for Care & Discovery at The University of Chicago Medicine. He currently is managing the 1.5 million sf North Campus Expansion on the Houston Methodist Hospital campus. Joel is a registered engineer and a LEED Accredited Professional.

John Davis

John holds dual appointments at the University of Wisconsin – Madison, College of Engineering.  He is an associate faculty associate and program director in the Office of Engineering Professional Development and a research engineer at the Industrial Refrigeration Consortium (IRC).  He holds a BSME degree (Iowa State University) and MS degrees in Engineering (Purdue University) and Engineering Management (Northwestern University).  John’s professional interests include technical leadership, HVAC products and systems, DX refrigeration, industrial refrigeration, geothermal system design, thermal systems optimization, building science and building energy management.  John is a registered P.E. and a member of both ASHRAE and IIAR.

Brett Friedman

Brett is a registered professional mechanical engineer at Affiliated Engineers, a MEP engineering consultant with 16 offices. With 12 years of experience (6 with AEI), he focuses on complex HVAC systems analysis and design for industrial, manufacturing, and test system clients. Design experience includes facilities containing test stands for diverse engine types, chassis types (passenger, trucking, agriculture, etc.), and fuel types (diesel, natural gas, gasoline, dimethyl ether, methanol, etc.). He is adept at facility utility and infrastructure design (process water, chilled water, steam, natural gas, etc.) with attentiveness given to excellent test data collection. Clients include Caterpillar, Cummins, Deere & Company, and PACCAR.

Deanne Walz

A 16-year employee at Affiliated Engineers, a MEP engineering consultant with 16 offices, Deanne is a Project Manager and Mechanical Department Facilitator. Originally a member of the firm’s Washington DC office, Deanne provided mechanical engineering design services for several projects at the National Institutes of Health campus. After relocating to Madison, Deanne’s recent project work has been focused on the healthcare industry. She is currently leading the new, 332,000 sf hospital at Bay Area Medical Center (Marinette WI) and recently completed MEP/utility infrastructure planning on the Froedtert Hospital (Milwaukee WI) campus and led the mechanical design of the 452,000 sf expansion of the Alfred I duPont Hospital for Children (Wilmington DE). Deanne is a registered engineer and a LEED Accredited Professional.

Doug Showers

Mark Malkin

Mark P. Malkin, PE is a Program Director in the UW-Madison Department of Engineering Professional Development (EPD). He is a registered Professional Engineer with over 25 years of combined experience in university construction project management and HVAC systems design. His course offerings in the Facilities segment of EPD include HVAC and plumbing fundamentals, building and property maintenance code review, and design and operation of science labs, data centers, museums and libraries. Mark received his bachelor’s in Mechanical Engineering from Cornell University, and his master’s in Mechanical Engineering from UW-Madison.

Doug Showers