Content/Objective
- introduction to the refrigerant circuit
- properties of the refrigerant R744 compared to R134a or R1234yf
- transcritical refrigerant circuit
- optimal high pressure regulation
- system analysis with the p, h-diagram
- components
- expansion device
- compressor
- evaporator
- gas cooler
- accumulator
- internal heat exchanger
- safety issues
Target group
The course is addressed to master craftsmen, technicians and engineers, e. g. with the justification on engine construction or process engineering, who will be employed as professionals and entrants respectively in automotive air-conditioning. The course is also focused to employees in the range of construction, quality assurance, application and examination procedures.
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.