Automobile Refrigeration and Air Conditioning
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Follow on Instagram for UpdatesAutomobile Refrigeration and Air Conditioning Syllabus — Unit-wise Content
The official GTU curriculum for Automobile Refrigeration and Air Conditioning (subject code ME01080021) as prescribed for MEAA · Semester 1 divides the course into 5 units, covering 42 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (ME01080021)Unit 1 Introduction
- Methods of refrigeration: Vapour compression refrigeration system
- Vapour absorption refrigeration system
- Applications of refrigeration & air conditioning in automobiles: Air conditioning for passengers
- isolated vehicles
- transports vehicles
- Applications related to very low temperatures
Unit 2 Refrigerants
- Classification of refrigerants
- selection criteria
- Commonly used refrigerants
- alternative refrigerants
- eco-friendly refrigerants
- Applications of refrigerants
- refrigerants used in automobile air conditioning
Unit 3 Psychrometry and Load Calculations
- Psychrometry definitions and processes
- Applied Psychrometry for summer and winter air conditioning
- Review of refrigeration and air conditioning load calculations: Cooling & heating load calculations for automobiles
- factors affecting load
- Effect of air conditioning load on engine performance
- Human comfort and comfort charts
Unit 4 Air Conditioning Systems
- Classification and layouts: Central and unitary air conditioning systems
- Components: Compressors
- expansion devices
- fan blowers
- automotive heaters
- Controls used in refrigeration systems
- air conditioning protection
- engine protection
- Distribution duct system: Sizing
- supply/return ducts
- types of grills
- air noise level
- Layout of duct systems for automobiles and their impact on load calculations
Unit 5 Air Conditioning Service
- Air conditioner maintenance & service: Servicing heater systems
- removing & replacing components
- Troubleshooting of air conditioning systems
- Compressor service
- Methods of dehydration
- charging & testing
- Air Conditioning Controls: Common controls such as thermostats
- 08 20% GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Master of Engineering Level: PG Branch: Mechanical (I.C Engine & Automobile Engineering) Course / Subject Code : ME01080021 Course / Subject Name : Automobile Refrigeration and Air Conditioning w.e.f. 2024-25 http://syllabus.gtu.ac.in/ Page 3 of 5 humidistat’s
- control dampers
- pressure cut-outs
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