Shell Eco-marathon China 2024 | Wing of Guangshi Team I / ??????

China 2024

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710

CN0012001 Wing of Guangshi Team I / ??????

Guangdong Polytechnic Normal University

Urban Concept UC Battery-Electric BE

Results

Attempt 4

77.4

48.1

km/kWh

mi/kWh

Best attempt

Current Rank

1st / 1

1 77.4 km/kWh 48.1 mi/kWh

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 11/11 inspections passed

Passed

1. Inspection Queue Entry

1 / 3

Passed

2. Driver's Control

15 / 15

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 (> 70kg) - Primary 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

10 / 10

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

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

Effectiveness Ramp Test (43 b)

4 disc hydraulic brake (51 a)

X design or front / rear (51 b)

Brake pedal 2,500 mm² (51 a)

Parking brake (50 N) (51 e)

Disc thickness > 3 mm (51 a)

One dual master cylinder or 2 master cyls (51 c)

Comm brake sys (manuf's docs). Not bicycle (51 a)

Passed

5. Vehicle Dimensions

10 / 10

Wheelbase > 1200 mm (45 e)

Track width > 800 mm (rear) (45 d)

Track width > 1000 mm (front) (45 d)

Height 1000 - 1300 mm (45 a)

Length 2200 - 3500 mm (45 c)

Width 1200 - 1300 mm (45 b)

Ground clearance > 100mm (45 g)

Drivers comparment > 880 mm (45 f)

Two Doors - Min 500 x 800 mm (46 d)

Width at drivers shoulder > 700 mm - Primary Driver (45 f)

Passed

6. Seat Belts, Roll bar & Exit

12 / 12

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)

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)

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

Passed

7. Visibility

6 / 6

Passed

8. Mechanical Vehicle Design

28 / 28

Passed

9. Electrical Vehicle Design

20 / 20

Correct vehicle electrical schematic (58 c)

Charger built for battery (57 d iii)

Charging Protection (fire blanket, Lipo bag) (24 h)

Capacity < 1000 Wh (57 d iv)

Max 48 V nominal (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)

Elec system has proper fuse protection (57 e)

Electrical enclosures - transparent (57 j)

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)

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

10. Energy Verification

12 / 12

Doc'n (schematic) (58 c)

Doc'n (Batt/BMS) (58 c)

Doc'n (motor controller) (58 c)

Doc'n (motor size) (58 c)

Self-built batt - cell level current protection (57 d ii)

In-vehicle Battery Management System (57 d i)

Purpose built motor controller (67 a)

JM Position in circuit (56 d)

Estop Function - Physical Isolation of Batt (37 d)

Dead man's switch (37 h)

Efficiency of emergency shutdown (37 a-c)

Batt + and - isolated from frame and body (57 f)

Passed

11. Final Check

4 / 4

Previous participation
Event	Vehicle category	Energy class	Rank	Result
Asia-Pacific and the Middle East 2025	Urban Concept UC	Battery Electric Battery Electric	5	118.04km/kWh 73.35mi/kWh
China 2023	Prototype P	Battery Electric Battery Electric	3	250.56km/kWh 155.69mi/kWh

China 2024

CN0012001 Wing of Guangshi Team I / ??????

Guangdong Polytechnic Normal University

Results

Attempt 1

Attempt 2

Attempt 3

Attempt 4

Attempt 5

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