Advanced In-Wheel Electric Propulsion Technology - Protean Electric

Advanced In-Wheel Electric Propulsion TechnologyApril 2011www.proteanelectric.com

Introductionwww.proteanelectric.com 2

Protean Electric: Company OverviewProtean Electric:• Clean technology company• Leading global supplier of in-wheel electricmotor technologyProduct Offering:• In-wheel electric motor designed for highvolumemanufacturing as simple, low costsolution, featuring built-in inverter andcontrol electronicsPerformance and Design Opportunities:• Suitable for 2 and 4-wheel drive,commercial vehicles, pickups, SUVs andfamily passenger cars – vehicles customersprefer and OEMs profit fromProtean Drive direct drive inwheelmotor with integratedpower electronics/ inverterwww.proteanelectric.com 3

Company OverviewProteanElectric Ltd(UK)Protean Holdings Corp(US)ProteanElectricInc (US)ProteanElectric GmbH(Germany)CorporateStructureEmployeesProductsTestVehiclesFunding toDateU.S. holding company, operatingsubsidiaries in UK, US andGermany83 (73 engineers)Protean DriveIn-Wheel Motors with IntegratedInverter.System ECU (SECU)Independent Motor ControlSoftwareVolvo ReCharge Plug-in SHEVFord F150 EVVauxhall Vivaro PHEVGAC Trumpchi EVOak Investment Partnerswww.proteanelectric.com 4

Wheel Assembly – Exploded ViewWheel BearingRotorVehicle SuspensionConventional Wheel RimStatorCoils and Power Electronics/Micro InvertersPermanent Magnetswww.proteanelectric.com 5

Sub-Motor ArchitectureUnique Distributed Drive ArchitectureSub-Motors = Multiple autonomous motors each with its own micro-inverter and sharing acommon rotor - Patent grantedwww.proteanelectric.com 7

System Control ArchitectureAccelerator,brake, gearselect, vehiclespeed, batterystatus etc.)Vehicle ECU (SECU)TorqueDemandProtean High-Integrity SystemControl Software.ISO26262 Processfor SafetyCertificationMotor 1Motor 2Motor 3Motor 4www.proteanelectric.com 8

Conventional IC Engine Vehicle Layoutwww.proteanelectric.com9

PowerElectronics/InverterElectricMotorConventional Electric Vehicle LayoutBatteryPackwww.proteanelectric.com10

Protean Drive Vehicle LayoutProtean DriveProtean DriveBatteryPackProtean DriveProtean Drivewww.proteanelectric.com11

CompetitiveAdvantageswww.proteanelectric.com 12

Key AdvantagesPower and Torque• Unique patented distributed drive architecture• High torque direct-drive (no gearing)• Scalable to support wide range of vehiclesSafety• System redundancy through distributed architecture• Order of magnitude benefits compared to alternativesolutionsPackaging Integration• No need for additional power electronics (inverterintegrated in motor)• No need for additional mechanical components (e.g.gears, differential, drive-shafts)www.proteanelectric.com 13

Key AdvantagesCost• Reduced part count for total vehicle• Less complex, reduced assembly costs• Total system equal to conventional drive train cost• Enables new design paradigms for future EVs, furtherreducing costsCompatibility, Validation and Time to Market• Integrates easily into existing vehicle platforms, limited chassismodifications• Through-the-road hybrid (TTRH) configurations for light commercialand performance vehicle applications• Selectable driving modes (conventional ICE, blended and EV)addresses market concerns over reliability, performance and rangewww.proteanelectric.com 14

Attributes Protean CompetitorsTorqueDensityIn-wheelDirect DriveSafetyIntegratedelectronicsEase of UsePatentProtected- 26Nm/kg & 53Nm/l for motor + inverter- Highest torque density EV motor available- Designed for in-wheel deployment- No gearing required- Reduced part count- Improved safety and reliability- ISO26262 functional safety- Multiple levels of redundancy- No single failure can cause unsafe condition(enabled by sub-motor architecture)- Enables sub-motor modularity- Compatibility with volume production processes- Can be fitted to existing vehicle platforms- Broad patent portfolioKey AdvantagesUQM 6Nm/kg; 13Nm/lACP 5Nm/kg; 5.5Nm/lNot suitable for in-wheeldeploymentGearing required to increasetorqueNo known competitor offersISO26262 safety compliance formulti-motor applications and noclear way for standard 3-phasemotors to achieve this.Separate inverter with no submotormodularity; large powercomponents not compatible withautomated productionMajor vehicle tear-up required forretrofitLittle innovation in core motortechnologywww.proteanelectric.com 15

Packaging: Fully-Integrated SolutionConventional SolutionProtean Electric2WD Drive-train Volume (litres)92.08 (in chassis)2WD Drive-train Volume (litres)30.48 (in wheel)2WD Drive-train Weight110kg2WD Drive-train Weight62kgSeparate power electronics7.3” x 12.3” x 30”Integrated power electronics8 units, 3” x 2.5” x 0.5”eachIn-board motor12" diameter x 15" deepIn-wheel motor16.5” diameter x 4.5” deepwww.proteanelectric.com 16

Packaging: It Fits with Room To SpareConventional SolutionProtean ElectricProtean Drivemotor withIntegratedInverter andcontrolelectronicsMotor Gearbox & Differential DriveshaftAC Propulsion power electronics(AC Propulsion test vehicle)Protean Electric in-wheel motors(Volvo ReCharge)www.proteanelectric.com17

DevelopmentHistorywww.proteanelectric.com 18

New Technology?1898 Ferdinand Porsche designs thefirst hub motor driven carFleet of 300 electric delivery vehicles,all using in-wheel motors1901 Lohmer-Porsche race car – 4Wdelectric using in-wheel motorsHybrid car with electric motors in thewheels, and Porsche’s 1901 race car ofsimilar designwww.proteanelectric.com 19

Company History1963198920012003200420062007CompanyEstablished,pioneeredprintedarmaturemotorsDevelopedpoweredwheelchairmotorsandcontrollersFocus onhighperformancemotors anddrivesDevelopmentfocuses onwheelmotortechnologyFirst PMLmulti-wheelwheelmotordrivenvehicleFirst publicdebut of theHi-PaDrivetechnologyFirst Hi-PaDriveequippedOEM vehicleshown to thepublicwww.proteanelectric.com20

Company History (cont’d)20082009200920102011.....WheelmotordevelopmentcontinuesPMLFlightlinksplitsNew UK ProteanElectricdevelopmentcentreNew CEO,Expansioninto US &Germanywww.proteanelectric.com21

Example VehicleApplicationswww.proteanelectric.com22

Example Vehicle ApplicationsYou don’t have to be small to be green!Complete range of family sized vehicles sedans, SUVs, light commercial and pick-uptrucks, all profitable for OEMsSupports plug-in SHEVs, PHEVs, BEVs, Through-the-Road HybridsGAC TrumpchiVolvo ReChargeFord F150Vauxhall Vivaro• 2WD EV• 2 Protean In-Wheelmotors• Gross vehicleweight: 1,495kg(3,300 lb)• Plug in SHEV• 4 Protean In-Wheelmotors• Gross vehicleweight: 1,640kg(3,616 lb)• BEV• 4 Protean In-Wheelmotors• Gross vehicleweight: 2,472kg(5,450 lb)• Through -The-RoadHybrid• 2 Protean In-Wheelmotors• Gross vehicle weight:2,700kg (5,953 lb)www.proteanelectric.com23

GAC E-Trumpchi2WD full electric drive vehicle version of the new GAC TrumpchiUses 2 Protean Drive PD18 in-wheel motorsDebuted at the 2010 Guangzhou Auto ShowGross vehicle weight:1,495kg (3,300 lb)220hp rear wheel driveall electric vehiclewww.proteanelectric.com24

Volvo ReCharge4WD full electric drive vehicle conversion of a Volvo C30Uses 4 Protean Drive PD18 in-wheel motorsDebuted on Volvo’s stand at the2007 Frankfurt Motor ShowGross vehicle weight:1,640kg (3616 lb).0-60 mph in 5 seconds,over 130 mph top speedwww.proteanelectric.com25

Example Vehicle Application - Volvo ReChargewww.proteanelectric.com26

Ford F150 Pickup TruckFull electric vehicle conversion of 4 wheel drive F150 pickup truckUses 4 Protean Drive PD18 in-wheel motorsDebuted on Ford’s stand at the 2008 SEMA showGross vehicle weight:2,472kg (5,450 lb)100mph top speed,over 100 mile rangewww.proteanelectric.com27

Example Vehicle Application - Ford F150www.proteanelectric.com28

Vauxhall Vivaro TTRHJoint project between Protean Electric and Millbrook Proving Ground (GM’s UKvehicle testing and evaluation centre)2 Protean Drive PD18’s mounted to the rear rear in a Through-The-Road-Hybrid(TTRH) layout - enabling a hybrid mode to be added to any existing vehicle55 miles pure electric range, over a 3x increase in fuel economy (114mpg in hybridmode)Debuted at the 2010 Low CarbonVehicle ShowThree driver-selectable operatingmodes.• IC engine only (front wheel drive).• EV only (rear wheel drive).• IC engine + Electric motors(four wheel drive).www.proteanelectric.com29

Example Vehicle Application - Vauxhall Vivaro TTRHwww.proteanelectric.com30

Challengeswww.proteanelectric.com31

ChallengesTechnologyDevelopmentTorque densityMotor controlPackagingSoftware integrationEnvironmental protectionBrake integrationVibration resistanceABS, TC, stability controlTorque/ speed profileDesign for manufactureCustomerAcceptanceUnfamiliar technologyNot invented hereIngrained prejudicesConservative industryExtremely large companiesEstablished relationshipsEconomic climateTime to MarketCompanyDevelopmentFundingStaff costsTime to marketRapid growthPersonality conflictsCompany culturePartner companiesEconomic climatewww.proteanelectric.com 32

SolutionsTechnologyDevelopmentExperienceMany iterationsTestingCertificationSpecialistsImproved designTimePartner CompaniesCustomerAcceptanceProve technologyDemonstration vehiclesMarket reactionInternal championsSupport at many levelsRegulatory pressuresLack of choiceTimeCompanyDevelopmentCulture shiftWilling to accept changePragmatismCommitmentThe right peopleEnthusiasmwww.proteanelectric.com 33

ThePotentialwww.proteanelectric.com 34

Concept CarsVirtually every concept car being designed by today’s automotive designers andautomotive design students use in-wheel motors...www.proteanelectric.com 35

www.proteanelectric.comandrew.vallance@proteanelectric.comwww.proteanelectric.com