Discipline: Air Conditioning & Refrigeration Degree Credit  [X]
Non Credit  [ ]
Nondegree Credit  [ ]
Comm Service  [ ]
 

Riverside Community College District
Integrated Course Outline of Record

Air Conditioning & Refrigeration 50A


COURSE DESCRIPTION
50A Air Conditioning/Refrigeration Units: 5.00
 
Prerequisite: None.
 
Fundamentals in basic refrigeration. Nomenclature and terminology used in industry in relation to basic refrigeration systems. Physics, chemistry, and engineering of refrigeration systems; systems components and their interactions. 90 hours lecture.
 
SHORT DESCRIPTION FOR CLASS SCHEDULE
Fundamentals of basic refrigeration systems as used in any cooling cycle.
 
ADVISORY ENTRY SKILLS
None.

STUDENT LEARNING OUTCOMES
 Upon successful completion of the course, students should be able to:

Identify and describe the physical lasw that apply to refrigeration.

Describe the basic chemical and engineering principles applicable
to refrigeration.

Describe the operations, uses, and repairs of compressors.

Explaine the operation of refrigerant controls.

Identify and describe the classes of refrigerants and the lasw of
CFC use according to The Environmental Protection Agency controls
regulations.
 
COURSE CONTENT
  TOPICS
 
  1. Physical Laws
    1. Heat Energy
    2. Heat Transfer
    3. Heat Measurement
    4. Pressure
      1. Force
      2. Gas laws
  2. Physical, Chemical, and Engineering Principles
    1. Absorption System
      1. Solid absorbent
      2. Multiple gas cycle
    2. Mechanical Compressor System
      1. Water-cooled
      2. Air-cooled
  3. Compressor Construction
    1. Reciprocating (piston/cylinder)
    2. Rotary
    3. Scroll
    4. Screw-type
    5. Centrifugal
  4. Refrigerant Controls
    1. Metering Devices
      1. Capillary tube
      2. Automatic Expansion Valve (AEV or AXV)
      3. High-side float
      4. Low-side float
      5. Thermostatic expansion valves (TEV or TXV)
    2. Flow Controls
      1. Solenoid valves
      2. Pressure-regulating valves.
      3. Check valves
      4. Hand valves
  5. Refrigerants
    1. Groupings and Classifications
    2. Properties of Refrigerants
      1. Pressure relationship
      2. Temperature relationships
    3. Refrigerant numbering and color codes
    4. Safety Procedures
    5. Environmental Protection Agency (EPA)
      1. Hazards
      2. Laws
      3. Disposal
      4. Reclamation 
 
METHODS OF INSTRUCTION
 Methods of instruction used to achieve student learning outcomes may include, but are not limited to:

  • Present class lectures, discussions and demonstrations by instructor or guest speakers in order to introduce students to principles, concepts, tools and equipment
  • Multi-media presentations
  • Homework
 
METHODS OF EVALUATION
 Students will be evaluated for progress in and/or mastery of learning outcomes by methods of evaluation which may include, but are not limited to:

  • Frequent quizzes and tests that enable instructor to assess students’ comprehension of key concepts and principles of refrigeration
  • Homework assignments
  • Final exam

 
ASSIGNMENTS

Required Reading Assignments


Required Writing Assignments


Other Outside-of-Class Assignments
 
COURSE MATERIALS
 All materials used in this course will be periodically reviewed to ensure that they are appropriate for college level instruction. Possible texts include:

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