Shell Eco-marathon Brazil 2022 | e-CAP

Brazil 2022

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328

BR0046001 e-CAP

UFSJ Alto Paraopeba

Prototype P Battery Electric Battery Electric

Technical Inspections

Before they get on track, Prototype vehicles need to pass a series of 12 technical inspections. For some, the only goal is getting through this test. Many never even make it that far.

6/12
In progress 6/12 inspections passed

Passed

1. Inspection Queue Entry

3 / 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 (> 50kg) - 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 oth sides (4 a-g)

Other stickers < 400 cm² (4 a-g)

Passed

3. Vehicle Weight

2 / 2

Passed

4. Vehicle Dimensions

6 / 6

Must pass again

5. Seat Belts & Roll bar

8 / 11

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)

Must pass again

6. Brakes

8 / 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)

Must pass again

7. Visibility

4 / 7

Passed

8. Exit

1 / 1

Passed

9. Mechanical Vehicle Design

19 / 19

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 tape outside to seal body cover (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)

Wheels dimensions & matching rim OK (41 a-b)

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

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

Steering efficiency no play (42 d)

If indirect/electr, safe b/up (man. override) (42 c)

If electronic steering no joystick (42 c)

Must pass again

10. Electrical Vehicle Design

10 / 12

Correct vehicle electrical schematic (58 c)

Electrical wiring connections visible/no splices (57 k)

Elec system has proper fuse protection (57 e)

Electrical enclosures - transparent (57 j)

Only one Battery, single physical package (57 b)

Max 48 V nominal (60 V Peak) (57 a)

Batt mount firm, behind b/head, not under seat (57 c)

Main fuse < 300 mm from +ve terminal (57 e)

Charger built for battery (57 d iii)

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

Solid metal containment tray OR Lipo bag (57 d vi)

Capacity < 1000 Wh (57 d iv)

Not yet started

11. Energy Verification

0 / 19

Doc'n (schematic, Batt/BMS, m.controller)

Li-Ion Battery System

Only two terminals (57 b)

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

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

In-vehicle Battery Management System (57 d i)

Motor/Controller System

Purpose built motor controller (67 a)

Emergency shutdown

Internal/External Estop Switch (37 f)

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

Physical Estop (37 d)

Efficiency of emergency shutdown (37 a-c)

Dead man's switch (37 h)

Blue triangle sticker (37 f (iii))

Joulemeter

Installation in engine compartment (56 a)

Read/reset from outside (56 c ii)

Position in circuit (before motor controller) (56 d)

Not yet started

12. Final Check

0 / 3

Previous participation
Event	Vehicle category	Energy class	Rank	Result
Brazil 2025	Urban Concept UC	Battery Electric Battery Electric	-	Passed technical inspection
Brazil 2024	Urban Concept UC	Battery Electric Battery Electric	-	Passed technical inspection
Brazil 2023	Urban Concept UC	Battery Electric Battery Electric	-	Did not pass technical inspection

Brazil 2022

BR0046001 e-CAP

UFSJ Alto Paraopeba

Technical Inspections

1. Inspection Queue Entry

2. Driver's Control

3. Vehicle Weight

4. Vehicle Dimensions

5. Seat Belts & Roll bar

6. Brakes

7. Visibility

8. Exit

9. Mechanical Vehicle Design

10. Electrical Vehicle Design

11. Energy Verification

12. Final Check

Previous participation