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FAQ Intro Frequently Asked Questions:  Batteries

Batteries

  1. What type of battery is used?
  2. What is the total battery pack voltage?
  3. How much energy is stored in the battery pack?
  4. Do you have to charge the batteries?
  5. What is equalization?
  6. How long does it take to charge and equalize the batteries?
  7. How long do the batteries last?
  8. What is SOC?
  9. What is DOD?
  10. What is Ah?
  11. What is C rating?

Capacitors

  1. What are capacitors?
  2. Can you drive the bus on only Capacitors and the APU?
  3. Can more capacitors be used?

Vehicle Management System

  1. What is VMS?
  2. How was the VMS developed?
  3. What is BMS?
  4. What is Power Fade?
  5. What is a Remote Access Data Logger?

Drive Systems

  1. What is regenerative braking?
  2. What is an Inverter?
  3. What type of motor is used?
  4. Does the motor need brushes?
  5. What is a braking resistor?

APU

  1. What does APU mean?
  2. What does the APU do?
  3. Do we have to use an Engine as an APU?
  4. Why have diferent APU's?

HEV Performance

  1. What range does the HEV bus have?
  2. How far can the bus travel on battery ony?
  3. Can the bus run on 'battery only' through a tunnel?
  4. What type of Air Compressor is used?
  5. What type of Power Steering is used?
  6. What is the maximum power and speed?
  7. Are the motors running at their limit?
  8. Are the inverters running at their limit?
  9. Why use larger units than required?
  10. What does the emergency stop button do?
  11. Will I loose steering if the emergency stop button is pressed?
  12. Can I reduce the voltage when working on the bus?
  13. Will the bus stop if I run out of fuel?