Formula Student Rules 2020

1 Formula Student Rules 2020 CONTENTSC hangelog3 Abbreviations6A Administrative Regulations8A 1 Competition Overview ..8A 2 Vehicle Eligibility ..9A 3 Rules of Conduct ..10A 4 General Requirements for Teams & Participants ..11A 5 Documentation & Deadlines ..13A 6 General Rules ..17 TGeneral Technical Requirements22T 1 Definitions ..22T 2 General Design Requirements ..24T 3 General Chassis Design ..27T 4 Cockpit ..39T 5 Driver Restraint System ..43T 6 Brake System ..47T 7 Powertrain ..49T 8 Aerodynamic Devices ..50T 9 Compressed Gas Systems and High Pressure Hydraulics ..52T 10 Fasteners ..52T 11 Electrical Components ..53T 12 Vehicle Identification ..59T 13 Vehicle and Driver Equipment ..60CV Internal Combustion Engine Vehicles63CV 1 Internal Combustion Engine Powertrains ..63CV 2 Fuel and Fuel System.

2 66CV 3 Exhaust System and Noise Control ..70CV 4 Shutdown System ..70EV Electric Vehicles72EV 1 Definitions ..72EV 2 Electric Powertrain ..72EV 3 General Requirements ..73EV 4 Tractive System (TS) ..74EV 5 Tractive System Energy Storage ..80EV 6 Shutdown Circuit and Systems ..85EV 7 Chargers ..88EV 8 TS Accumulator Container Hand Cart ..88 Formula Student Rules 2020 Version: of 133 ContentsEV 9 Electrical System Form (ESF) ..89DV Driverless Vehicles90DV 1 Vehicle Requirements and Restrictions ..90DV 2 Autonomous System (AS) ..91DV 3 Emergency Brake System (EBS) ..95DV 4 Sensors & Components ..96IN Technical Inspections98IN 1 General ..98IN 2 Pre-Inspection .. 100IN 3[EVONLY] Accumulator Inspection .. 100IN 4[EVONLY] Electrical Inspection .. 101IN 5 Mechanical Inspection.

3 102IN 6[DVONLY] Driverless Inspection .. 103IN 7 Tilt Test .. 103IN 8 Vehicle Weighing .. 104IN 9[EVONLY] Rain Test .. 104IN 10 [CVONLY] Noise Test .. 104IN 11 Brake Test .. 105IN 12 Post Event Inspection .. 105 SStatic Events107S 1 Business Plan Presentation Event (BPP) .. 107S 2 Cost and Manufacturing Event .. 108S 3 Engineering Design Event .. 113D Dynamic Events116D 1 Dynamic Events General .. 116D 2 Driving Rules .. 116D 3 Weather Conditions .. 119D 4 Skidpad Event .. 120D 5 Acceleration Event .. 122D 6 Autocross Event .. 123D 7 Endurance and Efficiency Event .. 125D 8[DVONLY] Trackdrive and Efficiency Event .. 130D 9 Dynamic Events Penalties .. 132 Formula Student Rules 2020 Version: of 133 Formula Student Rules 2020 CHANGELOGRuleVersionChangeA exceptions for Driverless Vehicles (DVs).

4 A duplicate to use unified language for to use unified language for that have been judges before can not be team criteria to be eligible for participating as a team BPES, added BPPVA ETC deadlineA late submission to use unified wording for penalty correction requests to use unified wording for penalty VSV VSV penalties to use unified wording for penalty VSV penalties to use unified wording for penalty engines in the pits is allowed after passing mechanical a definition for Direct Connection .T requirements about suspension requirements for single retaining lug bolts and studs can t be wording for requirements about holes in the primary plates more precisely must meet the Minimum Area Moment of definition for roll hoop front hoop laminating for front hoop bracing rule about composite front hoop bracing front bulkhead support if part of a composite requirements for alternative AIP wording for bullet non-crushable objects must meet T also in case of a requirements defined more requirements for the inconsistency between T and T for anti submarine belts between shoulder harness mounting points better requirements for the can consist of a series connection of requirements for Coolant Fluid and System requirements for

5 Scattershields and their about ground effect devices definition for critical Student Rules 2020 Version: of 133 ContentsRuleVersionChangeT throttle position threshold for for disconnecting sensors defined more circuit protection to LV batteries defined more ,0 Simplified that SCS is only about single absolute maximum allowed delay for digital SCST requirements for the quick system encoder removed from ETC ETC system description requirements for the fuel tank temperature rating from 130 C to 120 CCV of the filler neck rule about regenerating energy by replacing it by the intention of voltage rating of TS TS impact structure for to clarify the outboard wheel motor ruleEV TSMP mentioned the mounting of the TSALEV must be entirely visibleEV that only the TSAL itself is meantEV about the intent of the double measurement of the DC-link to clarify transition to ready-to-driveEV requirements for storage of spare contactor as maintenance plugsEV requirement for visual feedback of maintenance plug stateEV

6 Must be rigid materialEV voltage threshold to an easier to check clarification about attachment points and cell due to new Rule in Critical Fastener regulations for holes in accumulator containerEV minimum pre-charge the rule even clearerEV must be possible to disconnect a voltage sense wire and a wired temperaturesensorEV the intent of this that shutdown circuit must be cart must have at least four wheelsEV must be safely mounted on the hand cartEV protection required on hand cartEV label must be visible on hand cartEV size restriction for the hand cartDV on CV definitions for to clarify that the exception does not cover the interference wording that it has to be one Student Rules 2020 Version: of 133 ContentsRuleVersionChangeDV because already covered reset steering covered in new power cycle to disable ASSI section after state and added AS sound to ASSI no real rule, more an instruction to components and refered to surface envelope minor inspection holes may be penalty time for rule about losing a part on has to create monetary summary replaced with pitch summary replaced with pitch video in scoring example categories for cost rule specifing penalties for showing up too late, cost and manufacturing event teams for cost final limited to rule how Driverless Vehicle (DV)

7 Teams should present their design scoring here from DV here from DV to new per-run DV autocross endurance running efficiency calculation to use uncorrected efficiency calculation to use uncorrected of two runs for trackdrive trackdrive scoring for multiple how Tmaxand Tminare calculated when there are multiple efficiency scoring procedure for efficiency scoring running order procedure to be defined in the competition Student Rules 2020 Version: of 133 Formula Student Rules 2020 ABBREVIATIONSAAIRASF Add Item RequestADRA utonomous Design ReportAIPAnti Intrusion PlateAIRA ccumulator Isolation RelayAMIA utonomous Mission IndicatorAMSA ccumulator Management SystemAPPSA ccelerator Pedal Position SensorASAutonomous SystemASFA utonomous System FormASMSA utonomous System Master SwitchASRA utonomous System ResponsibleASRQASR QualificationASSIA utonomous System Status IndicatorBOMBill of MaterialBOTSB rake Over-Travel SwitchBPPB usiness Plan Presentation EventBPPVB usiness Plan Pitch VideoBSPDB rake System Plausibility DeviceCBOMC osted Bill of MaterialCRDCost Report DocumentsCVInternal Combustion Engine VehicleDBOMD etailed Bill of MaterialDIDirect InjectionDNADid Not AttemptDNFDid Not FinishDOODown or OutDQDisqualifiedDSSD esign Spec SheetDVDriverless VehicleEAIRESF Add

8 Item RequestEBSE mergency Brake SystemECUE lectronic Control UnitEDRE ngineering Design ReportEIFlexural RigidityESFE lectrical System FormESOE lectrical System OfficerESOQE lectrical System Officer QualificationETCE lectronic Throttle ControlEVElectric VehicleFTOFuel Type OrderHPIHigh Pressure InjectionHVHigh VoltageHVDHigh Voltage DisconnectIAImpact AttenuatorIADI mpact Attenuator DataIMDI nsulation Monitoring DeviceLPILow Pressure InjectionLVLow VoltageLVMSLow Voltage Master SwitchLVSLow Voltage SystemMUMagazine UploadsOCOff-courseOEMO riginal Equipment ManufacturerPCBP rinted Circuit BoardR2 DReady-to-driveRESR emote Emergency SystemRMSRoot Mean SquareSCSS ystem Critical SignalFormula Student Rules 2020 Version: of 133 AbbreviationsSDCS hutdown CircuitSE3 DStructural Equivalency 3D ModelSESS tructural Equivalency SpreadsheetSESASES ApprovalTMDTeam Member DesignationTPST hrottle Position SensorTSTractive SystemTSALT ractive System Active LightTSMPT ractive System Measuring pointTSMST ractive System Master SwitchUSSU nsafe StopVSVV ehicle Status VideoFormula Student Rules 2020 Version: of 133 Formula Student Rules 2020 AADMINISTRATIVEREGULATIONSA 1 COMPETITIONOVERVIEWA ObjectiveA competition challenges teams of university students to conceive, design, fabricate,develop and compete with small, Formula style, race ProcedureA competition is split into the following classes.

9 Internal Combustion Engine Vehicle (CV) Electric Vehicle (EV) Driverless Vehicle (DV) (which are either CV or EV)A vehicles must meet the requirements defined in chapters T and either EV or CV, depend-ing on their drivetrain from the DV class in addition, must meet the requirements defined in chapter competition starts with a series of technical inspections described in chapter IN to checkthe vehicle for safety and compliance with the competition is divided into a series of static and dynamic events described in chapters Sand points are awarded as described in table team with the most overall points will win the competition for its InformationA competition specific Rules and information are defined in the competition official language of the competition is Student Rules 2020 Version: of 133A 2 Vehicle EligibilityCV & EVDVS tatic Events:Business Plan Presentation75 points75 pointsCost and Manufacturing100 points100 pointsEngineering Design150 points300 pointsDynamic Events:Skid Pad75 points75 pointsAcceleration75 points75 pointsAutocross100 points100 pointsEndurance325 points-Efficiency100 points75 pointsTrackdrive-200 pointsOverall1000 points1000 pointsTable 3.

10 Maximum points awardedA 2 VEHICLEELIGIBILITYA CompetitionA entered into the competition must be conceived, designed and maintained bythe Student team members without direct involvement from professional engineers, racers,machinists or related Student team may use any information from professionals or from academics as long asthe information is given as a discussion of alternatives with their pros and may not make design decisions or should perform fabrication tasks where ever Year VehiclesA vehicle may only be used for one year, counting from the first day onsite of its be classified as new, a vehicle must have significant changes in the chassis structure to [DVONLY] Base VehiclesA derogation fromA , reconfigured vehicles from any year may participate in the DVclass. This includes vehicles that have been participating in the DV class in the previous yearif there are significant changes in the autonomous Driverless Vehicles (DVs) must be fully compliant with the current version of these are granted for rulesT ,T last two sentences,T second and lastsentence, and T T applies only if lap belts and anti-submarine belts are attachedto the same attachment Student Rules 2020 Version.