2004 Solar Car/Bike Specs

Saint Thomas Academy
Experimental Vehicle Team
2004 Solar Car/Solar Bike Specs

Advisor: Mark Westlake, Physics Teacher (mwestlake@cadets.com)
Students: Luke Wallrich '04, Nick DePrey '05, David Patterson '05, Kevin Maas '05, Bryan Finn '05, Kareem ElMuslemany '05, Derek Beilke '06, Ben Johnson '06, Rex Pearce '06, Matt DeMay '06, and Peter Bauleke '06.

Solar Car Specifications
Total car weight with batteries: 200 pounds
Max speed: 70+ mph

Frame:
4130 Tubular Chromoly, TIG welded.
3 Wheels (Rear wheel drive)
Full suspension
Ackerman Steering (tank style)

Body:
Carbon Fiber and Urethane Foam composite
Vacuum Bagged in female fiberglass mold

Motor:
Lynch LM-200 Electric motor
24 Volt
1500 RPM
97% efficient
Curtis 1205 Motor Controller

Solar Array:
Silicon Solar "SolarPal" array
24 panels (6 volts/panel, 1.3 amps each)
24 Volt Array
7.8 Amps output

Batteries:
Energis "Genesis" batteries
Model 42 EP (66 pounds for two batteries)
12 Volt (two batteries in series, total 24 volts)
38 amp/hours (at 20 amps)

Solar Bike Specifications
Total bike weight with batteries: 72 pounds
Max speed: 45 mph

Frame:
Redline Cyclocross frame
Rotor System Crankset
HED H3 Rear wheel
18 speeds

Windscreen:
Carbon Fiber and Urethane Foam composite
Vacuum Bagged in female fiberglass mold

Motor:
Heinzmann Hub motor (36 spoke)
Front wheel drive
830 watt 36 Volt 30 amp
Curtis 1206 Motor Controller

Solar Array:
Silicon Solar "SolarPal" array
13panels (3 volts/panel, 0.7 amps each)
39 Volt Array
700 mA output

Batteries:
Energis "Genesis" batteries
Model 13 EP (33 pounds for 3 batteries)
12 Volt (three batteries in series, total 36 volts)
10 amp/hours (7.5 amps)

Pit Charger:
Sharp 185 Solar Panel
185 Watt
40 Volts Max
5 Amps Max