There were 11 Questions
1. PM2,5: development in germany?, what are the known problems caused by PM2,5?, Which sectors contribute the most to the emission of PM2,5
2. There are two types of parallel hybrid vehicles. Name them and show the differences in a sketch. What are the advantages of a p2 hybrid system? What are the specific disadvantages of p3 hybrid compared to p2 hybrid?
3. What are the advantages and disadvantages of PMSM?, What are the components of a PMSM? Show the efficiency map of an PMSM.
4. Are smaller batteries better? Show the advantages and disadvantages.
5. Describe the Atkinson-process and explain the merits with a pv and an st diagramm.
6. CS-Engines. Name the 4 Strokes. (There were other questions regarding CS engines but I forgot)
7. HVO: What is it? How can it be climate-neutral? How is it made? Can it be mixed with conventional fuel?
8. Describe the Haru Oni Process with a diagram.
9. Name the different colours which are used to describe different hydrogen production processes. What are their processes and what source of energy do they use? How big is the relative production of these methods compared to the total amount of generated hydrogen?
10. Liquified hydrogen: Temperature, cooling down process, structure of tank, problems, alternatives for passenger cars.
11. resistance forces while driving: name, formula, sketch
