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what s inside an electric car

Whats inside an electric car Prof. Dr. Pavol Bauer, Delft University - PowerPoint PPT Presentation

Aug 14, 2023 •409 likes •666 views

Whats inside an electric car Prof. Dr. Pavol Bauer, Delft University of Technology Key parts of an electric car Transmission Electric Motor Traction Motor Battery bank drive Charger port Battery On-board converter Auxiliary battery

  1. What’s inside an electric car Prof. Dr. Pavol Bauer, Delft University of Technology

  2. Key parts of an electric car Transmission Electric Motor Traction Motor Battery bank drive Charger port Battery On-board converter Auxiliary battery charger

  3. Key parts of an electric car

  4. Charging port + connector + cable Charger port

  5. Charging port + connector + cable

  6. Power + Onboard charger flow i 1 i 2 + + V 1 V 2 _ _ control signals On-board charger

  7. Direct Current (DC) Onboard charger Alternating Current (AC)

  8. Traction battery bank Traction Battery bank

  9. • Battery management system Traction battery bank • Typically 10-100 kWh

  10. Battery types Weight of 20kWh battery • Lead acid Lead acid 550 kg • Nickel based: NiMH, NiCd Nickel Cadmium 500 kg • Lithium based : Nickel Metal Hydride 350 kg • Lithium-ion (Li-ion) and • Lithium-polymer (Li-poly) Lithium Ion 180 kg

  11. Power + Battery power converter flow i 1 i 2 + + V 1 V 2 _ _ control signals Battery converter

  12. Battery power converter

  13. Motor drive Motor drive

  14. Bidirectional: Motor drive 1. Driving mode 2. Regenerative braking mode

  15. Transmission Electric Motor Electric traction Motor/Generator + Transmission

  16. Electric Motor/Generator + Transmission

  17. Commonly used electric motor types

  18. Key parts of EV Auxiliary battery Power electronic controller Auxiliary battery

  19. Electric car: Power flow

  20. Electric car: Power flow 12V/48V Auxiliary supply Uni-directional converter for Uni-directional charging converter for auxiliary 1 or 3 Phase AC Supply

  21. Electric car: Power flow Onboard charger

  22. Electric car: Power flow Onboard charger

  23. Electric car: Power flow

  24. What’s inside an electric car Prof. Dr. Pavol Bauer, Delft University of Technology

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