|Owner's Other EV||Pimped Chinese kid's electric bike|
|Location||Bitola, Pelagonia Macedonia map|
|Vehicle||2006 Baotian BT50 |
Original vehicle was a Chinese Baotian BT50T scooter.
|Motor||ISKRA 3KW 3-Phase AC|
900Rpm 6 pole 3 phase AC induction motor, 3KW continuous, 6KW peak.
|Drivetrain||Belt + Reductor|
|Controller|| Home made MCU based 3 Phase AC controller|
Home made multifunction 3 Phase AC controller powered by 40MHz Micro-controller board, controlling throttle, speed, power. Adjustable: Max speed, Max power, throttle response.
|Batteries||9 HQ, 12.00 Volt, Lead-Acid, AGM|
12Ah Total of 1.3KWh
|System Voltage||108 Volts|
Home made universal 250W charger with over voltage protection.
|Heater||100W battery heater for winter months.|
|DC/DC Converter|| |
Home made 100W 110V to 12V DC/DC converter.
|Instrumentation||Original scooter instrumentation + converted fuel level indicator to show battery level instead.|
|Top Speed||30 MPH (48 KPH)|
On flat ground, more on slight downhill.
|Acceleration||Awesome acceleration, 1.5 seconds to 20KM/h, 5 seconds to top speed.|
|Range||15 Miles (24 Kilometers)|
Range is not so great because of the vehicle weight, but will be tippled when new LiFePo4 batteries are installed.
|Watt Hours/Mile||90 Wh/Mile |
We hope for more with LiFePo4 because SLA batteries have Peukert effect.
|Seating Capacity||2 adults|
|Curb Weight||310 Pounds (140 Kilograms)|
Almost 40% of weight goes to the batteries but new LiFePo4 batteries will change this to less than 20%.
|Conversion Time||5 months including custom electronics.|
|Conversion Cost||600$ without base vehicle.|
|Additional Features||Has regenerative braking when going downhill (accelerating) and throttle at half.|
Has a reverse gear when you press the starter button.
Has safety features, it will not start when the throttle is more than 30% and key is turned and it will not start when charger is still connected.
Also it has thumb kill-switch and parking bar which disables the drive power.
|As far as I know, this is first high power 3 phase AC induction motor (Tesla motor) powered scooter.|
Converted By Borce Trajkovski and Vasko Ackovski from Bitola, Macedonia.
If you want to contact me for any reason, write an email.