Content/Objective
- Structure and operating principle of automotive A/C-systems
- Properties of the refrigerant R744 compared to R134a and R1234yf
- System analysis using the p, h-diagram
- Transcritical refrigeration cycle
- High pressure control for maximum efficiency
- Safe handling of R744
- Structure and operating principles of the main components of an automotive A/C-system
- Evaporator
- Condenser
- Expansion device
- Compressor
- Gas cooler
- Internal heat exchanger
- Accumulator
- Heat pump operation of the A/C-system
Target group
Specialists, foremen, technicians and engineers specialized in mechanical, electrical or process engineering who will be employed in the future as (lateral) entrants in the field of automotive A/C-systems; specialists in the fields of design, production, quality assurance, application and testing of automotive A/C-systems operating with the refrigerant CO2 (R744)
Requirements
Knowledge of refrigeration technology is required (see PFBA or OFBA).
Procedure, organizational details
The event will be held as a live-online-training with Teams. Participants need internet access and a microphone. A webcam is desired. Questions to the speaker can be asked directly via chat function and microphone or afterwards via e-mail. The course documents are provided as pdf.