| Owner | JB Straubel |
|---|---|
| Owner's Other EV | Electric Bike |
| Location | Palo Alto, California United States map |
| Web/Email | WebPage |
| Vehicle | 1984 Porsche 944 |
| Motor | Advanced DC 203-06-4001 Series Wound DC two 8" |
| Drivetrain | Motors in the front stacked and belted together into a front flywheel/clutch. Transmission in the rear, manual 5-speed. |
| Controller | 600 Amp microprocessor controlled |
| Batteries | 20 Optima 750 DS, 12.00 Volt, Lead-Acid, AGM Yellow Top |
| System Voltage | 240 Volts |
| Charger | 6 kW 120 / 240 VAC, microprocessor controlled |
| DC/DC Converter | Power-One custom modification 40 Amp |
| Instrumentation | Custom, dash mounted display panel (full system monitor) Custom battery multiplexer box, reads the voltage on every battery and provides a serial output. |
| Top Speed | 110 MPH (176 KPH) about |
| Range | 30 Miles (48 Kilometers) |
| Seating Capacity | 2 adults |
| Curb Weight | 3,100 Pounds (1,409 Kilograms) estimated |
| Tires | Yokohama/Firestone (better traction than efficiency) |
| Additional Features | Custom battery management system incorporated into the charger. Independent balancing resistors (light bulbs) can be switched in across each battery. This is controlled by a microprocessor reading the battery voltages through a custom A/D converter that multiplexes and reads the battery pack at about 4Hz. (Measures every battery 4 times per second) The car also has a trailer hitch and a hybrid trailer controller on board. This allows the driver to control the pusher trailer from the front on the freeway for longer trips. The range with the hybrid trailer is over 300 miles. See version one at: WebPage /> or the new inproved version 2 at: WebPage |
1984 Porsche 944
Last Updated 01-09-2002
Copyright © 1997-2024 by Mike Chancey