This document contains data from the 2011 Texas Motor Speedway race comparing various metrics of 12 solar car designs. It includes bar graphs and data tables showing measurements of the cars' lengths, widths, heights, weights without drivers, battery specifications, solar panel details, brake types, motor specifications, and penalty laps incurred by each design across 4 days of racing.

1. 2011 Texas Motor Speedway
Race Comparisons
By:
Jacob St. Jean
5/3/2012 1

2. Vehicle Length, Width, and Height
(Bar Graph)
6
5
Length
4
3
Width
2
1
Height
0
1 2 3 4 5 6 7 8 9 10 11 12
5/3/2012 2 of

3. Weight w/out Driver
Weight w/out Driver
600
500
400
300
Weight w/out Driver
200
100
0
1 2 3 4 5 6 7 8 9 10 11 12
5/3/2012 3

4. Batteries
Weight (Lb./Kg.) Ah/Battery
80 120
70 100
60 80
60
50
40
40
20
30 0
20 1 2 3 4 5 6 7 8 9 10 11 12
10
0
1 2 3 4 5 6 7 8 9 10 11 12 Ah/Ba…
5/3/2012 4

5. Batteries Pt. 2
Manufacturer # of batteries/packs
# of times used 14
2.5 12
2 10
1.5 8
1 6
0.5 # of times 4
0 used 2
Schott SOLAR…
Sanyo HIT 210…
Sanyo Energy…
BP Solar SX…
Suntech
Motech IM60
0
1 2 3 4 5 6 7 8 9 10 11 12
Batteries
Packs
5/3/2012 5

6. 10
9
8 length
7
6 width
5
overall
4 size
3
2
1
0
1 2 3 4 5 6 7 8 9 10 11 12
5/3/2012 6

7. Overall Size Of Solar Cells
9
8
7
6
5
4
3 Overall Size Of Solar Cells
2
1
0
1 2 3
4 5 6
7 8 9
10 11 12
5/3/2012 7

8. Efficiency # of Cells
Series 1 1400
0.2 1200
1000
0.15
800 Panels
0.1 600
Series 1 Individual
400 Cells
0.05
200
0 0
1 3 5 7 9 11 1 3 5 7 9 11
5/3/2012 8

9. Type 1 Type 2
Hydraulic Disc Hydraulic Disc
Magura Hydraulic Rim w/ MCP Master Cylinder Magura Hydraulic Rim w/ MCP Master Cylinder
Hydraulic Disc Hydraulic Disc
Hydraulic Disc Mechanical disc
Hydraulic Disc Hydraulic Disc
Harley Davidson Harley Davidson
Disc Disc
Disc (x2) disc
Disc Disc
unknown unknown
Hydraulic Drum Hydraulic Drum
Motorcycle Disc Motorcycle Disc
5/3/2012 9

10. Manufacturer Hp Hp Peak Hp Continuous
Briggs & Stratton Perm Motor PMG Unknown Unknown 0-8
Briggs & Stratton E-tek 8 Unknown Unknown
Briggs & Stratton E-tek Et-R Unknown 15.1 Unknown
Mars MEO7808 6 15.1 Unknown
Perm PMG 132 Unknown 19.1 Unknown
Perm PMG 133 1 Unknown Unknown
Mrs ME-0709 Unknown Unknown Unknown
Advanced DC 72V 203-06-4001A 16 Unknown Unknown
Briggs & Stratton Perm Motor PMG 132 6 Unknown Unknown
Briggs & Stratton Etek Unknown Unknown 2 to 9
Dayton 3 Unknown Unknown
Briggs & Stratton Perm Motor PMG Unknown 15.1 6
5/3/2012 10

11. Number Of Penalty Laps
Day 1 Day 2 Day 3 Day 4 Total penalty Laps
0 0 0 0 0
0 0 0 0 0
2 0 0 0 2
0 0 0 0 0
0 1 1 0 2
0 0 0 1 1
1 1 0 0 2
2 3 1 0 6
1 0 0 0 1
0 0 3 0 3
5 0 1 0 6
5/3/2012 0 0 1 0 1 11