Electric Vehicle Traction and Accessory Battery Chargers North Bay Chapter of the Electric Auto Association nbeaa Updat - PowerPoint PPT Presentation

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Electric Vehicle Traction and Accessory Battery Chargers North Bay Chapter of the Electric Auto Association nbeaa Updat

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  1. Electric Vehicle Traction and Accessory Battery Chargers North Bay Chapter of the Electric Auto Association www.nbeaa.org Updated 9/11/09 Posted at:http://www.nbeaa.org/presentations/chargers.pdf

  2. NBEAA 2009 Technical Series 1. EV Drive Systems 2. EV Batteries TODAY >> 3. EV Charging Systems 4. EV Donor Vehicles

  3. Agenda Charger Block Diagrams On-Board vs. Off-Board Chargers Voltage Regulation and Current Limiting Outlet Power Power Factor Correction Isolation Temperature Compensation Cooling Durability Over-Voltage, -Current and -Temperature Protection Electro-Magnetic Interference Traction Battery Charger Comparison Accessory Battery Charger Comparison Testimonials, Show-and- Tells, and Test Drives

  4. Charger Block Diagrams TBA

  5. On-Board vs. Off-Board Chargers Lester Off-Board Traction and Accessory Battery Chargers Zivan On-Board Traction Battery Charger Iota On-Board Accessory Battery Charger – AKA DC-DC, AC-DC Converter

  6. Voltage Regulation and Current Limiting Source: Charging Dynasty Valve Regulated Lead Acid Batteries, http://www.cdtechno.com/custserv/pdf/2128.pdf.

  7. Outlet Power

  8. Power Factor Correction See White Board

  9. Temperature Compensation Source: Thermal Runaway in VRLA Batteries – It’s Cause and Prevention, http://www.cdtechno.com/custserv/pdf/7944.pdf.

  10. Isolation See White Board

  11. Cooling See White Board

  12. Durability See White Board

  13. Over-Voltage, -Current and -Temperature Protection See White Board

  14. Electro-Magnetic Interference See White Board

  15. Traction Battery Charger Comparison http://www.nbeaa.org/presentations/chargers.htm

  16. Accessory Battery Charger Comparison http://www.nbeaa.org/presentations/dcdc_converters.htm

  17. Testimonials, Show-and- Tells, and Test Drives