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715
FR0008003 RACSING
CentraleSupélec
Urban Concept
UC
Battery-Electric
BE
Results
Attempt 1
35.1
21.8
km/kWh
mi/kWh
Attempt 2
39.2
24.4
km/kWh
mi/kWh
Attempt 3
41.7
25.9
km/kWh
mi/kWh
Attempt 4
39.6
24.6
km/kWh
mi/kWh
Attempt 5
47.0
29.2
km/kWh
mi/kWh
Best attempt
Current Rank
17th / 18
16 49.1 km/kWh 30.5 mi/kWh +4.6%17 47.0 km/kWh 29.2 mi/kWh
18 40.3 km/kWh 25.1 mi/kWh -14.1%Technical Inspections
Before they get on track, Urban Concept vehicles need to pass a series of 10 technical inspections. For some, the only goal is getting through this test. Many never even make it that far.
10/10
Complete
Complete
Passed
1. Inspection Queue Entrance
4 / 4
SHELL logo front, Race number, Partner sticker / both sides
(4 a-c)
Lift here arrow stickers
(26 f)
Opening mechanism stickers
(30 c)
Other stickers < 400 cm²
(4 d)
Passed
2. Driver Checks
23 / 23
Appropriate motorsports helmet - Primary Driver
(21 a-g)
Helmet label readable - Primary Driver
(21 c)
Helmet has no cracks/indentations - Primary Driver
(21 c)
Visor is clear and has no cracks - Primary Driver
(21 d)
Single piece fire retardant racing suit (s) - Primary Driver
(22 a)
Fire retardant gloves - Primary Driver
(22 c)
Flat, closed toe shoes - Primary Driver
(22 b)
Cotton socks, no bare skin visible - Primary Driver
(22 b, e)
FCR balaclava if used - Primary Driver
(22 d)
Driver weight (> 70kg) - Primary Driver
(20 a)
Appropriate motorsports helmet - Reserve Driver
(21 a-g)
Helmet label readable - Reserve Driver
(21 c)
Helmet has no cracks/indentations - Reserve Driver
(21 c)
Visor is clear and has no cracks - Reserve Driver
(21 d)
Single piece fire retardant racing suit (s) - Reserve Driver
(22 a)
Fire retardant gloves - Reserve Driver
(22 c)
Flat, closed toe shoes - Reserve Driver
(22 b)
Cotton socks, no bare skin visible - Reserve Driver
(22 b, e)
FCR balaclava if used - Reserve Driver
(22 d)
Driver weight (> 70kg) - Reserve Driver
(20 a)
Ballast required?
(20 b)
Ballast based on lightest driver
(20 b)
Ballast of suitable type, proper location, sealed
(20 b)
Passed
3. Brakes
10 / 10
Brake documentation
(67 c ii)
Brake rotors point in direction of wheel rotation
(43 a)
Ergonomy (both hands on steering mech.)
(32 c)
Effectiveness Ramp Test - Dynamic
(51 e)
4 disc hydraulic brake
(51 a)
X design or front / rear. One dual master cylinder or 2 master cyls
(51 b)
Single brake pedal with at least 2,500 mm²
(51 a)
Parking brake must keep vehicle stationary
(51 d)
Disc thickness > 3 mm
(51 a)
Commercial brake system, not bicycle
(51 a)
Passed
4. Driver Safety
26 / 26
The safety harness is designed for motorsport activities.
(29 g)
Mounting points are clearly accessible for inspection
(29 e)
Safety Belts = 5 mounting points
(29 a)
Must have minimum 5 independent belts attached to structure - chassis fixing
(29 a)
Crotch strap under body
(29 b)
Safety belt must be in straight line between mounting point and shoulder
(29 f)
Safety belt has a tight fit (no slack), length adjustor high enough for adjustment
(29 c)
No modifications of safety belt
(29 h)
Safety belt strength verified
(29 d)
Quality of body driver collision protection
(26 a)
Internal/ext'l opening mech effective/intuitive
(30 c)
Method of opening accurately marked with sticker
(30 c)
No adhesive tape to close driver compartment from outside
(30 d)
Roll bar resist 70 kg all directions
(26 d)
Roll bar 50 mm > driver's head - Primary Driver
(26 b)
Roll bar width > shoulders - Primary Driver
(26 c)
Roll bar 50 mm > driver's head - Reserve Driver
(26 b)
Roll bar width > shoulders - Reserve Driver
(26 c)
Driver exit < 10 seconds - Primary Driver
(30 a)
Driver exit < 10 seconds - Reserve Driver
(30 a)
Front vis 180° & Tint - driver must be seen - Primary Driver
(28 a)
Rear visibility - see cheat sheet - Primary Driver
(28 b)
Front vis 180° & Tint - driver must be seen - Reserve Driver
(28 a)
Rear visibility - see cheat sheet - Reserve Driver
(28 b)
Quality of body driver collision protection
(26 a-d)
Crumple space-protect from front/side impact
(25 a) ii, 26 a)
Passed
5. Vehicle Dimensions
10 / 10
Height 1000 - 1300 mm
(45 a)
Width 1200 - 1300 mm
(45 b)
Length 2200 - 3500 mm
(45 c)
Track width > 1000 mm (front)
(45 d)
Track width > 800 mm (rear)
(45 d)
Wheelbase > 1200 mm
(45 e)
Ground clearance > 100mm
(45 g)
Drivers compartment > 880 mm
(45 f)
Width at drivers shoulder > 700 mm - Primary Driver
(45 f)
Width at drivers shoulder > 700 mm - Reserve Driver
(45 f)
Passed
6. Mechanical Vehicle Design
32 / 32
Vehicle weight < 225 kg
(45 k)
Windscreen & wiper
(52)
Window tint - driver must be seen
(28 a)
Electrical automotive horn, sound level > 85 dBa @ 4 m
(31 a-c)
Fully closed body
(25 h, k)
Solid floor & frame
(25 j)
No external appendages or sharp edges
(25 c)
Body panels do not change shape in wind
(25 b, d)
Wheel covers integral with body
(46 b)
Door solidly attached
(46 e)
Chain/belt guard (all rotating equipment)
(34 g)
Running wheels (UC:4)
(25 a) iii)
Rims 14 to 18 inch
(48 a)
Tyre width > 80mm
(49 c)
Wheel compliance
(41 a, 48 c)
Tyres are in good condition
(49 d)
Tyre valves are accessible
(49 f)
Min tread 1.0 mm
(49 b)
Luggage compartment (and luggage)
(46 h)
Towing hook or ring
(46 j)
Front turn indicators
(50 b)
2 front symmetrical headlights
(50 a, f)
Rear turn indicators
(50 c)
Bulkhead rigid & fire resistant
(27 b, d)
Red rear brake light
(50 d)
Bulkhead isolates energy/driver compartment
(27 a)
Wheels isolated from driver, chassis, or body
(41 c)
Red rear running lights
(50 e)
Hazard Lights
(50 h)
Steering is efficient and has no play
(32 b)
If electric steering, demonstrate default safe state
(32 d)
Intuitive steering control
(32 b)
Passed
7. Electrical Design
22 / 22
Correct vehicle electrical schematic
(67 c)
Charger built for battery
(57 d) iii)
Charging Protection (fire blanket, Lipo bag)
(24 j)
Capacity < 1000 Wh
(57 d) iv)
Max 60 V Peak
(57 a)
Only one Battery, 2 terminals, single physical package
(57 b) ii)
Solid metal containment tray OR Lipo bag
(57 d) vi)
Batt mount firm, behind b/head, not under seat
(57 c)
Main fuse < 300 mm from +ve terminal ADD fuse size
(57 e)
Main fuse is sized correctly for the system
(57 e)
Elec system has proper fuse protection
(57 g)
Drivers Display
(57 i)
Electrical enclosures - transparent
(57 j)
Electrical wiring connections visible/no splices
(57 k)
JM Installation in engine compartment
(56 b)
JM visible and accessible from outside
(56 b)
JM Correct circuit location
(56 c) i)
JM Counting Correctly
(56 c)
Internal Estop Switch
(37 g) i)
External Estop mounting location
(37 g) ii)
Latching External Estop push button (no push/pull levers)
(37 h)
Blue triangle sticker
(37 g) iii)
Passed
8. Energy Verification
10 / 10
Documentation - Schematic
(67 c)
Documentation - Battery/BMS
(67 c)
Documentation - Motor controller
(67 c)
Self-built battery - cell level current protection
(57 d) ii)
In-vehicle Battery Management System
(57 d) i)
Purpose built motor controller
(66 a)
Estop Function - Physical Isolation of Batt
(37 e)
Dead man's switch
(37 i)
Efficiency of emergency shutdown
(37)
Battery + and - isolated from frame and body
(57 f)
Passed
9. Telemetry
1 / 8
OBC-Pod mounted correctly
(69 a, c)
OBC Backbone mounted correctly
(69 a)
Battery mounted correctly
(69 a)
Sensors mounted correctly
(69 a)
Cables mounted correctly
(69 a)
No direct electrical connection of OBC to car body or chassis
OBC working properly
Joulemeter issued to team?
Passed
10. Final Checks
4 / 4
Technical Sticker received
Safety Sticker received
Pit Crew vests received
Transponder received
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