AIRC 140 Commercial Refrigeration
A study covering the special applications of the refrigeration cycle such as multiple evaporators, special defrost, ultra-low temperature, cascade systems, multiple compressors, and head pressure control in low ambient and various load conditions. Special refrigerant controls such as evaporator pressure regulators, expansion valves, and compressor unloading valves will be studied, with special emphasis on line sizing and unit selection
General Education Competency
[GE Core type]
AIRC 140Commercial Refrigeration
Please note: This is not a course syllabus. A course syllabus is unique to a particular section of a course by instructor. This curriculum guide provides general information about a course.
I. General Information
Department
Trades and Industry
II. Course Specification
Course Type
Program Requirement
General Education Competency
[GE Core type]
Credit Hours Narrative
7.50 Credits
Semester Contact Hours Lecture
80
Semester Contact Hours Lab
80
Grading Method
Letter grade
III. Catalog Course Description
A study covering the special applications of the refrigeration cycle such as multiple evaporators, special defrost, ultra-low temperature, cascade systems, multiple compressors, and head pressure control in low ambient and various load conditions. Special refrigerant controls such as evaporator pressure regulators, expansion valves, and compressor unloading valves will be studied, with special emphasis on line sizing and unit selection
IV. Student Learning Outcomes
Upon completion of this course, a student will be able to:
- Demonstrate a working knowledge of the basic components that make up a Commercial Refrigeration system
- Demonstrate a working knowledge of refrigerant control devices used in Commercial refrigeration systems
- Understand basic diagnostic procedures
- Demonstrate critical thinking and problem solving in diagnosing systems
- Complete a load calculation for walk-in refrigeration box and size the compressor application
V. Topical Outline (Course Content)
Evaporators and the Refrigeration System
Condensers
Compressors
Expansion Devices
Special Refrigeration Components
Application of Refrigeration Systems
Special Refrigeration Applications
Troubleshooting
High Pressure, Low Pressure, and Absorption Chilled- Water Systems
Cooling Towers And Pumps
Operation Maintenance, and Troubleshooting of Chilled- Water Air Conditioning Systems
VI. Delivery Methodologies
Required Assignments
Questions from end each unit covered in text and lab manual
Troubleshooting exercises from computerized simulations
Lab handouts per instruction
Required Exams
Successful completion of Lab Tasks
Successful completion of Lab handouts and assignments
Successful completion of Text assignments
Successful completion of Exams
Attendance
Required Text
Refrigeration and Air Conditioning Technology 7th Edition text Refrigeration and Air Conditioning Technology 7th Edition lab manual
Specific Course Activity Assignment or Assessment Requirements
Questions from end each unit covered in text and lab manual
Troubleshooting exercises from computerized simulations
Lab handouts per instruction
Successful completion of Lab Tasks
Successful completion of Lab handouts and assignments
Successful completion of Text assignments
Successful completion of Exams
Attendance