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602
NL0011001 HAN Hydromotive
Hogeschool Van Arnhem En Nijmegen
Technical Inspections
Before they get on track, Urban Concept vehicles need to pass a series of 11 technical inspections. For some, the only goal is getting through this test. Many never even make it that far.
11/11
Complete
Complete
Passed
1. Inspection Queue Entry
10 / 10
Bound/Printed documentation
(67 c)
Telemetry equipment installed
(67 c)
Charging Protection (fire blanket, Lipo bag)
(24 l)
Charger
(57 d iii)
SHELL logo front / both sides
(4 a-c)
Race number front / both sides
(4 a-c)
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. Vehicle Weight
2 / 2
Vehicle weight
Vehicle weight < 225 kg
(45 h)
Passed (one driver)
3. Driver & Safety Gear
11 / 19
Appropriate motorsports helmet - Primary Driver
(21 a-f)
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)
Racing suit (s) / Gloves - Primary Driver
(21 d)
Single piece fire retardant racing suit - Primary Driver
(22 a)
Shoes; socks & balacava/FRC - Primary Driver
(22 b, d)
Driver weight (> 70kg) - Primary Driver
(20 a)
Appropriate motorsports helmet - Reserve Driver
(21 a-f)
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)
Racing suit (s) / Gloves - Reserve Driver
(21 d)
Single piece fire retardant racing suit - Reserve Driver
(22 a)
Shoes; socks & balacava/FRC - Reserve Driver
(22 b, d)
Driver weight (> 70kg) - Reserve Driver
(20 a)
Ballast required?
Ballast based on lightest driver
(20 c)
Ballast of suitable type, proper location, sealed
(20 b)
Passed
4. Brakes
11 / 11
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
(51 b)
Brake pedal 2,500 mm²
(51 a)
Parking brake must keep vehicle stationary on ramp
(51 d)
Disc thickness > 3 mm
(51 a)
One dual master cylinder or 2 master cyls
(51 c)
Commercial brake system, not bicycle
(51 a)
Passed (one driver)
5. Driver Safety
19 / 24
Safety belt must be designed for motorsports use
(29 g)
Mounting points are clearly accessible for inspection
(29 e)
Safety Belts ≥ 5 mounting points
(29 a-b)
Safety Belts - chassis fixing
(29 d)
Must have 5 independent belts attached to structure
(29 a)
Crotch strap under body
(29 b)
Top strap at 10° angle
(29 b)
Safety belt must be in straight line between mounting point and shoulder
(29 f)
Length adjustor high enough for adjustement
(29 b)
Safety belt has a tight fit (no slack)
(29 c)
No modifications of safety belt
(29 h)
Safety belt strength verified
(29 d)
Quality of body driver collision protection
(26 a)
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)
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)
Driver exit < 10 seconds - Primary Driver
(30 a-d)
Driver exit < 10 seconds - Reserve Driver
(30 a-d)
Passed
6. Vehicle Dimensions
11 / 11
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)
Two Doors - Min 500 x 800 mm
(46 d)
Passed
7. Mechanical Vehicle Design
37 / 37
Fully closed body
(25 j, g)
Quality of body driver collision protection
(26 a-d)
Crumple space-protect from front/side impact
(25 a ii)
Solid floor & frame
(25 i)
No external appendages or sharp edges
(25 c)
Windscreen & wiper
(52, 28 a)
Window tint - driver must be seen
(28 a)
Body panels do not change shape in wind
(25 b, d)
Wheel covers integral with body
(46 b)
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)
Door solidly attached
(46 e)
Bulkhead rigid & fire resistant
(27 b-d)
Bulkhead isolates energy/driver compartment
(27 a)
Chain/belt guard (all rotating equipment)
(34 g)
Running wheels (Pr:3/4, UC:4)
(25 a) i , iii)
Wheels isolated from driver, chassis, or body
(41 c)
Steering is efficient and has no play
(32 b-c)
If electric steering, demonstrate default safe state
(32 d)
Intuitive steering control
(32b)
Rims 14 to 18 inch
(48 a)
Tyre width > 80mm
(49 c)
Wheel compliance
(48 c)
Tyres do not exceed manufacturer's recommended age
(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)
Red rear brake light
(50 d)
Red rear running lights
(50 e)
Hazard Lights
(50 h)
Electrical automotive horn
(31 a)
Horn sound level > 85 dBa @ 4 m
(31 b-c)
Passed
8. Electrical Vehicle Design
32 / 32
Correct vehicle electrical schematic
(67 c)
Charger built for battery
(57 d iii)
Charging Protection (fire blanket, Lipo bag)
(24 h)
Capacity < 1000 Wh
(57 d iv)
Max 60 V Peak
(57 a)
Only one Battery, 2 terminals, single physical package
(57 b, i)
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)
Super Cap voltage > system V
(57 a)
Fuse on +ve of SC, <300mm, size OK
(57 e)
Super Cap External connectors
(63 c)
Super Cap Electrical Isolation from body/frame
(57 f)
Fuse on +ve of FC, <300mm, size < surface area
(65 l ii)
Accessory circuit isolated from propulsion
(65 k, m)
JM Counting Correctly
(56 c)
Starter Battery External connectors
(65 k)
Elec system has proper fuse protection
(57 e)
Only allowed electrical devices powered by accessory battery
(57 h)
Electrical enclosures - transparent
(57 j)
Wiring organized and safe
(27a, 57 k)
Electrical wiring connections visible/no splices
(57 k)
JM Installation in engine compartment
(56 c)
JM visible and accessible from outside
(56 b)
JM Correct circuit location
(56 c)
JM Counting Correctly
(56 c)
Super Cap JM Installation in engine compartment
(56 b, 63 d)
Super Cap JM Correct circuit location
(56 c iii, 63 d)
Internal Estop Switch
(37 f i)
External Estop mounting location
(37 f ii)
Latching External Estop push button (no push/pull levers)
(37 g)
Blue triangle sticker
(37 f iii)
Passed
9. Energy Verification
19 / 19
Documentation (schematic, H2 flow, fuel cell, regulator)
(67 c, 65 a i)
No external starter battery
(65 k iii)
Hydrogen cylinder firmly installed
(65 b iv)
Regulator installed correctly
(65 a iv 1)
Pipe H2 suitable, S.Steel (1.0 bar), PTFE (<1.0 bar)
(65 e)
Connectors H2 OK (comp type, no Teflon)
(65 e iv)
Normally closed solenoid valve
(37 f i)
Pressure relief valve installed and set correctly
(65 a iv 4)
Pressure relief valve vents outside vehicle
(65 a iv 4)
Purge pipe vents outside or not used
(65 f)
Correct system design
(65 a iv)
2 ventilation holes 5 cm²
(65 c)
Hydrogen sensor at highest point
(65 d)
Leak Check OK
(65 e)
Telemetry H2 flowmeter installed and functioning
(70)
Supercap Joulemeter reading voltage & Energy
(65 i iii)
Emergency shutdown function (H2 Valve & Propulsion)
(37 f iii)
Efficiency of Estop (3 methods, valve/MC)
(37 f iii)
Dead man's switch
(37 i)
Passed
10. Telemetry
8 / 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
Shutdown Relay working properly
Passed
11. Final Check
4 / 4
Technical Sticker received
Safety Sticker received
Pit Crew vests received
Transponder received
| Event | Vehicle category | Energy class | Rank | Result |
|---|---|---|---|---|
| Europe and Africa 2024 | Urban Concept | Hydrogen Fuel Cell | 2 | 276.96km/m3 172.09mi/m3 |
| Europe and Africa 2023 | Urban Concept | Hydrogen Fuel Cell | 2 | 218.34km/m3 135.67mi/m3 |
| Netherlands 2022 | Urban Concept | Hydrogen Fuel Cell | 3 | 274.63km/m3 170.65mi/m3 |