Heating and Air Conditioning Load Calculations
I. Course Prefix/Number: AHR 203
Course Name: Heating and Air Conditioning Load Calculations
Credits: 3 (3 lecture; 0 lab)
III. Course (Catalog) Description
IV. Learning Objectives
Analyze a building's structure and determine the most suitable equipment for heating and cooling. Conduct energy related calculations for annual energy consumption estimates are included in this course.
V. Academic Integrity and Student Conduct
• plagiarism (turning in work not written by you, or lacking proper citation),
• falsification and fabrication (lying or distorting the truth),
• helping others to cheat,
• unauthorized changes on official documents,
• pretending to be someone else or having someone else pretend to be you,
• making or accepting bribes, special favors, or threats, and
• any other behavior that violates academic integrity.
There are serious consequences to violations of the academic integrity policy. Oakton's policies and procedures provide students a fair hearing if a complaint is made against you. If you are found to have violated the policy, the minimum penalty is failure on the assignment and, a disciplinary record will be established and kept on file in the office of the Vice President for Student Affairs for a period of 3 years.
Please review the Code of Academic Conduct and the Code of Student Conduct, both located online at
VI. Sequence of Topics
- Components of Heat Gains and Losses
- Design Conditions
- Components of Construction
- Heat Transfer Multipliers
- (People, Lights and Appliances Residential Heating Loads)
- Working through sample heating load calculations in text.
- Analysis of structure and effects on Air Conditioning
- Summer Temperature Difference
- Solar Heat Gain
- Shading Effects
- Internal Heat Gains, Infiltration and Ventilation loads.
- Working through sample Air Conditioning calculations.
- Computing Annual Energy Consumption Estimates
- Equipment sizing and selection.
VII. Methods of Instruction
The methods include lectures, videos, class discussions; a mixture of classroom exercise.
Course may be taught as face-to-face, hybrid or online course.
VIII. Course Practices Required
- The maximum allowed absences are six (6). Any more will result in a failing grade.
(Three absences will lower your grade by one letter grade).
- All quizzes and exam must be completed.
- Three tardiness will be equal to one absence.
- Do not leave the class for the evening without notifying your instructor.
- Lecture attendance is mandatory.
IX. Instructional Materials
Books to be chosen by the instructor.
X. Methods of Evaluating Student Progress
- Quizzes, Mid-term and a comprehensive final exam.
- Assessment of performance on exercises and laboratory task.
- "Hands on" performance evaluation
XI. Other Course Information
If you have a documented learning, psychological, or physical disability you may be entitled to reasonable academic accommodations or services. To request accommodations or services, contact the Access and Disability Resource Center at the Des Plaines or Skokie campus. All students are expected to fulfill essential course requirements. The College will not waive any essential skill or requirement of a course or degree program.
Oakton Community College is committed to maintaining a campus environment emphasizing the dignity and worth of all members of the community, and complies with all federal and state Title IX requirements.
Resources and support for
- pregnancy-related and parenting accommodations; and
- victims of sexual misconduct
Resources and support for LGBTQ+ students can be found at www.oakton.edu/lgbtq.