HVAC 2020 - Psychrometrics and Load Calculating

Credits: 2
Hours/Week: Lecture 2 Lab 0
Course Description: This course presents the psychrometric chart and the ACCA Manual J as some of the tools used by HVAC Technicians to determine residential heating and cooling load calculations. Topics include properties of air, air measurements, heat transfer, heat gain and heat loss calculations. These measurements and calculations are used to properly size HVAC equipment.
MnTC Goals
None

Prerequisite(s): HVAC 1041 , HVAC 1042 , HVAC 1060 , and HVAC 1067 with grades of C or higher
Corequisite(s): None
Recommendation: None

Major Content

Properties of air
Psychrometric charts
Heat gain and heat loss
Heat transfer
Manual J content
Heating and cooling load estimating
Equipment sizing.

Learning Outcomes
At the end of this course students will be able to:

define psychrometrics.
define the terms: Btu, dry-bulb and wet-bulb temperatures, relative humidity, enthalpy, and dew point temperatures.
determine air conditions using a psychrometric chart.
calculate heat gain and heat loss.
determine heat transfer multipliers.
analyze various air distribution systems.
perform a load calculation using a Manual J.
size HVAC equipment based on load calculations.

Minnesota Transfer Curriculum (MnTC): Goals and Competencies N/A
Competency Goals (MnTC Goals 1-6)
None
Theme Goals (MnTC Goals 7-10)
None

Courses and Registration