Tenders Description & Specification for Vehicle Air Conditioning
Vehicle Air Conditioning
Learning Objectives / Experiments:
Typical components of a refrigeration system
Detection of typical faults and repair of a faulty air conditioning system
Principle of operation, design and handling of a vehicle air conditioning system
Simulation of 8 system faults
Refrigeration circuit as thermodynamic cycle
Determine the coefficient of performance of the system
Log p-h diagram
Determine the compressor pressure ratio.
Specifications:
Compression refrigeration system with compressor, condenser, filter/drier, expansion valve and evaporator
Investigation of a typical vehicle air conditioning system for cooling the vehicle interior
Display of temperatures, pressures (refrigerant), flow rate (refrigerant), pick-up current, speed
Evaporator as air cooler with three-stage fan
Compressor drive via V-belt and magnetic coupling
Electric motor with variable speed as compressor drive
Condenser with fan
Simulation of 8 faults via buttons in the connectable box
Air conditioning system voltage supply: 12VDC
System is switched on via ignition lock
Refrigerant R134a, CFC-free.
Ltekonline are the manufacturers of Vehicle Air Conditioning used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Refrigeration Training Kit for Engineering Teaching Lab in Universities
