Automobile BASIC RAC & TRANSPORT REFRIGERATION (6221) Course Outline

Automobile BASIC RAC & TRANSPORT REFRIGERATION (6221) Course Outline

Bangladesh Polytechnic Institute

Technology: Automobile

Semester: 2nd

Sub. Name:  BASIC RAC & TRANSPORT REFRIGERATION (6221)

Course Outline

Class No.	Discussion and Explanation of Topics/ Titles	Remarks
Class-1	 Understand the science of refrigeration.  Define refrigeration, refrigerant and refrigerator.  Mention the laws of refrigeration.  Mention the application of refrigeration in our daily life.
Class-2	 Understand the science of refrigeration.  Define the heat, temperature & pressure.  Mention the units of heat, temperature and pressure.  Describe the methods of heat transfer in the field of refrigeration
Class-3	 Understand different methods of refrigeration.  List different methods of refrigeration.  Identify the refrigeration systems used in automobile airconditioning..
Class-4	 Understand different methods of refrigeration  Mention the principle of evaporative refrigeration.  Describe operation of vapor compression refrigeration system
Class-5	 Understand the features of vapor compression system components.  Mention the function of compressor, condenser, expansion device and  evaporator.  Mention the classification of compressors, condensers, expansion valves and  evaporators used in automobile air conditioner  State the cycling and non cycling compressor.
Class-6	 Understand the features of vapor compression system components.  Mention the advantages and disadvantages of different types of compressors  used in automobile air conditioner.  Mention the advantages & disadvantages of plate, fin type, serpentine type  and drawn cup type evaporators.  Describe the operation of thermostatic expansion valve, H-type expansion valve
Class-7	Feedback
Class-8	Feedback
Class-9	 Understand the features of the accessories used in auto air conditioner refrigeration cycle.  List the accessories used in auto airconditioner refrigeration cycle.  Mention the function of accessories used in automobile airconditioner  refrigeration cycle.  Describe the operation of receiver, dryer, sight glass and fusible plug.
Class-10	 Understand the features of the accessories used in auto air conditionerre frigeration cycle.  Describe the conversion Process of CNG fuel.  Mention the safety precaution of CNG fuel handily.
Class-11	Feedback
Class-12	Class Test
Class-13	Understand the application of refrigerants.  Define refrigerant  Mention the classification of refrigerants  List the refrigerant of CFCs, HCFCs and HFCs groups.  State the desirable properties of an ideal refrigerants.  Identify the refrigerants by number.
Class-14	 Understand the application of refrigerants  List the applications of common refrigerants.  Mention the properties of most commonly used refrigerant viz.  R-12 & R-134a  Describe the refrigerant cylinder handling.  Identify the color codes of refrigerant cylinde
Class-15	 Understand the features of automobile air-conditioning system.  Define air conditioning system  State the purpose of auto air-conditioning.  Identify the components of automobile air-conditioning system.  Describe the operation of automobile air-conditioning syste (cooling and heating).
Class-16	 Understand the features of automobile air-conditioning syste  Describe the air distribution system of a car air conditioner (including  ventilation system).  Describe the automotive vehicle body insulation system.  Describe the filtering system of automobile air-condition system
Class-17	Understand the features of automobile air conditioner control system.  Identify the control panel switches and levers of automobile air conditioner  (heating and cooling system).  Describe the operation of control panel unit with sketch (heating and cooling)  Describe the anti icing control system of automobile air conditioner
Class-18	 Understand the features of automobile air conditioner control system.  Describe the anti icing control system of automobile air conditioner.  Draw the electric wiring diagram of auto air conditioner including all safety and  control devices.  Describe the manual and automatic control systems (including HVAC  controller) of automotive air-conditioning system.
Class-19	 Understand the features of automobile air conditioner control system  Draw the electric wiring diagram of auto air conditioner including all safety and  control devices.  Describe the manual and automatic control systems (including HVAC  controller) of automotive air-conditioning system
Class-20	Feedback
Class-21	Feedback
Class-22	 Understand the features of coupling & safety devices of automobile air conditioner.  Mention the purpose of magnetic clutch.  Mention the classification of magnetic clutch..
Class-23	 Understand the features of coupling & safety devices of automobile airconditioner  Describe the operation of magnetic clutch.  Identify the safety devices used in cycling compressors automobile air conditioning  systems.  Mention the function of various safety device in automobile air conditioner
Class-24	 Understand the concept of Alternative fuel.  Define Alternative fuel.  Mention the different type of Alternative fuel used inSI & CI engines.  Explain the composition different alternative fuels.  Mention the advantages & disadvantages of alternative fuel
Class-25	 Understand the concept of transport refrigeration.  Define transport refrigeration  Outline the importance of transport refrigeration  Mention the field of application of transport refrigeration.  List various non-mechanical transport refrigeration system..
Class-26	 Understand the concept of transport refrigeration.  List various mechanical transport refrigeration  Mention the advantages and disadvantages of non-mechanical transport  refrigeration system.  Mention the advantages and disadvantages of mechanical transport Refrigeration system
Class-27	 Understand features of refrigerated Covered Van and trailers.  Identify the various refrigeration system used in covered Van and trailers.  Describe the body insulation process of refrigerated Covered Van and trailers.  Describe the product sub-cooling in Covered Van refrigeration system.  Describe the operation of expendable refrigerant refrigeration system.  Describe the operation of eutectic solution in Covered Van refrigeration  system.  Describe the servicing procedure of a conventional Covered Van refrigeration system.
Class-28	Feedback

Reference Book:-

1. Modern Refrigeration and Airconditioning

Althouse/Turnquist/ Bracciano.

2. Basic Refrigeration and Airconditioning

– Hazrh & Chakravarty.

3. Automobile Mechanics