Shell Eco-marathon Americas 2024 | University of Alberta Ecocar

Americas 2024

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210

CA0014001 University of Alberta Ecocar

University of Alberta

Prototype P Hydrogen Fuel Cell H2

Results

Attempt 5

322.7

200.5

km/m3

mi/m3

Best attempt

Current Rank

1st / 1

1 322.7 km/m3 200.5 mi/m3

Technical Inspections

Before they get on track, Prototype 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 11/11 inspections passed

Passed

1. Inspection Queue Entry

3 / 3

Passed

2. Driver's Control

23 / 23

Appropriate motorsports helmet (s) - Primary Driver (21 a)

Helmet label readable - Primary Driver (21 a)

Helmet has no cracks/indentations - Primary Driver (21 a)

Visor is clear and has no cracks - Primary Driver (21 b)

Racing suit (s) / Gloves - Primary Driver (21 a, c)

Single piece fire retardant racing suit - Primary Driver (22 a)

Shoes; socks & balacava/FRC - Primary Driver (22 b, d)

Driver weight (> 50kg) - Primary Driver (20 a)

Appropriate motorsports helmet (s) - Reserve Driver (21 a)

Helmet label readable - Reserve Driver (21 a)

Helmet has no cracks/indentations - Reserve Driver (21 a)

Visor is clear and has no cracks - Reserve Driver (21 b)

Racing suit (s) / Gloves - Reserve Driver (22 a, c)

Single piece fire retardant racing suit - Reserve Driver (22 a)

Shoes; socks & balacava/FRC - Reserve Driver (22 b, d)

Driver weight (> 50kg) - Reserve Driver (20 a)

Ballast required?

Ballast based on lightest driver (20 c)

Ballast of suitable type, proper location, sealed (20 b)

SHELL logo front / both sides (4 a-g)

Race number front / both sides (4 a-g)

Partner sticker both sides (4 a-g)

Other stickers < 400 cm² (4 a-g)

Passed

3. Vehicle Weight

2 / 2

Passed

4. Brakes

9 / 9

2 Hydraulic brake system 1 front & 1 rear (43 a)

1 single Hydraulic circuit per axle (43 a)

Foot operated front brake by single pedal (43 a)

Rear brake by single lever or pedal (43 a)

Brake rotors point in direction of wheel rotation (43 a)

No acting on tyres (43 a)

All wheels have brakes (43 a)

Ergonomy (both hands on steering mech.) (43 a)

Effectiveness Ramp Test (43 b)

Passed

5. Vehicle Dimensions

6 / 6

Passed

6. Seat Belts, Roll bar & Exit

15 / 15

Safety Belts = 5 mounting points (29 a-b)

Safety Belts - chassis fixing (29 d)

Crotch strap under body (29 b)

Top strap at 10° angle (29 b)

Length adjustor high enough for adjustement (29 b)

Safety belt has a tight fit (no slack) (29 c)

Safety belt strenght verified (29 d)

Crumple space-protect from front/side impact (25 a ii)

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-d)

Driver exit < 10 seconds - Reserve Driver (30 a-d)

Passed

7. Visibility

9 / 9

Front vis 180° & Tint - driver must be seen - Primary Driver (28 a)

Rear visibility + Mirrors > 25 cm² - Primary Driver (28 b)

Front vis 180° & Tint - driver must be seen - Reserve Driver (28 a)

Rear visibility + Mirrors > 25 cm² - Reserve Driver (28 b)

Windows material (polycarbonate/lexan) (25 e)

Electrical automotive horn (31 a)

Horn sound level > 85 dBa @ 4 m (31 b-c)

Horn uses accessory/ propulsion battery (31 d)

Driver not in head-first position (33)

Passed

8. Mechanical Vehicle Design

20 / 20

Fully closed body (25 j, g)

Quality of body driver collision protection (26 a-d)

Front Crumple Zone = 100 mm (25 a ii)

Solid floor & frame (25 i)

No external appendages or sharp edges (25 c)

Body panels do not change shape in wind (25 b, d)

Internal/ext'l opening mech effective/intuitive (30 c)

Method of opening marked with red arrow (30 c)

No adhesive tape to seal driver compartment (30 d)

Bulkhead rigid & fire resistant (27 b-d)

Bulkhead isolates energy/driver compartment (27 a)

Chain/belt guard (34 g)

Running wheels (Pr:3/4, UC:4) (25 a iii)

Rims compatible with the dimensions of the tyre (41 a-b)

Wheels isolated from driver, chassis, or body (41 c)

Nothing touching wheels (e.g. batt cables..) (41 e)

Tyre pressure = manufacturer's design pressure

Steering efficiency no play (42 d)

If indirect electric steering, must have manual override (42 c)

If electronic steering no joystick (42 c)

Passed

9. Electrical Vehicle Design

31 / 31

Passed

10. Energy Verification

17 / 17

Doc'n (schematic, H2 flow, fuel cell) (58 c, 65 a)

Correct system design (65 a)

Pipe H2 suitable, S.Steel (1.5b), PTFE (<1.5b) (65 f)

Connectors H2 OK (comp type, no teflon) (65 f)

2 ventilation holes 5 cm² (65 c)

Hydrogen sensor at highest point (65 d)

Normally closed solenoid valve (65 e)

Hydrogen cylinder firmly installed (65 b v, vi)

Installed Press. valve must vent outsdie vehicle (65 f, v)

Flowmeter installed and functioning (65 a, h)

Purge pipe vents outside or not used (65 g)

Emergency shutdown function

Internal/External Estop Switch (37 f)

Latching push button (no push/pull levers) (37 g)

Efficiency of Estop (3 methods, valve/MC) (37 a-c)

Dead man's switch (37 h)

Blue triangle sticker (37 f (iii))

Passed

11. Final Check

4 / 4

Previous participation
Event	Vehicle category	Energy class	Rank	Result
Americas 2025	Prototype P	Hydrogen Fuel Cell H2	1	212.65km/m3 132.13mi/m3
Americas 2023	Urban Concept UC	Hydrogen Fuel Cell H2	-	Did not pass technical inspection

Americas 2024

CA0014001 University of Alberta Ecocar

University of Alberta

Results

Attempt 1

Attempt 2

Attempt 3

Attempt 4

Attempt 5

Attempt 6

Current Rank

Technical Inspections

1. Inspection Queue Entry

2. Driver's Control

3. Vehicle Weight

4. Brakes

5. Vehicle Dimensions

6. Seat Belts, Roll bar & Exit

7. Visibility

8. Mechanical Vehicle Design

9. Electrical Vehicle Design

10. Energy Verification

11. Final Check

Previous participation