One of 12 packsTrunk is finished with carpetTrunk battery packsMotor mountedEngine bay
OwnerSteven
LocationAlmelo, Overijssel Netherlands map
WebWebPage
Vehicle1998 BMW Z3
Fun electric roadster as daily commuter to work or for a casual drift around the park. Vehicle is now ready and passed all European regulations of 2012. (R10 & R100)
Received the vehicle registration today!
Motor Eve M3 AC60L4 3-Phase AC
60kW nominal power (1 hour) 90kW peak (60 seconds)
230nm @ 300Arms (0-3500rpm)
DrivetrainM3 AC60 AC motor from Electric Vehicle Europe.
HW38140 LIFEPO4 cells (130S3P 420V 36Ah)
165kva inverter (300A phase current)
Manual gearbox, clutch-less.
Controller Wavesculptor 200
Tritium Wavesculptor 200 is a 165kva inverter suited for PM 3 phase motor and 3phase induction motors.
Batteries393 Headway HW38140, 3.20 Volt, Lithium Iron Phosphate
Cylinderical cells with orange Headway cellblocks. There are 11 modules grouped in 3 boxes. Two boxes in the rear and one in thr front.
System Voltage430 Volts
ChargerBrusa NLG513
3.3KW Charger that can charge the 430V battery pack.
HeaterBMW Auxiliary PTC Heater.
DC/DC Converter None
Four 130Ah LiFePo4 bricks are used as 12V battery.
InstrumentationDIY board computer.
Top SpeedTBD
AccelerationCalculated 6.8seconds for 0-60MPH @ 1350kg .
The controller is not yet set for maximum output.
Measured with a 70% charged pack 0-30MPH : 2.9 seconds, 0-50MPH: 6 seconds in 2nd gear.
Range50 Miles (80 Kilometers)
Acceleration or range, I chose acceleration.

Extrapolated range (from shorter tests) (50mi) @ 100km/h (62MPH)

Watt Hours/Mile200 Wh/Mile
Measured:
spirited driving 350watt/hour mile mixed 30/50mph.
constant 50mph = 200 watt/hour mile.
EV Miles
Start:124,250 Miles (199,918 Kilometers)
Current:125,125 Miles (201,326 Kilometers)
Total:875 Miles (1,407 Kilometers)
Seating Capacity2 adults
Curb Weight2,734 Pounds (1,242 Kilograms)
It turned out lighter than calculated.
Tires4 Winter tyres, will get low rolling resistance tires after these are worn.
Conversion Time1.8 years

Additional FeaturesElectronic hydraulic power steering.
IEC 62196 Charging socket & prox & control pilot circuit for european compatibility with public ev chargers.

code by jerry