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Project Objectives

Project Objectives. Contribute to climate change prevention Demonstrate that electric vehicle is a viable option for individual mobility Win X-PRIZE competition in the alternative class Add a new business to automotive industry Make Metropolia Automotive recognized worldwide

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Project Objectives

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  1. Project Objectives • Contribute to climate change prevention • Demonstrate that electric vehicle is a viable option for individual mobility • Win X-PRIZE competition in the alternative class • Add a new business to automotive industry • Make Metropolia Automotive recognized worldwide • Promote Finnish engineering

  2. Design Objectives • Design and build the most advanced AWD electric vehicle suitable for small series manufacturing • Registered to road traffic • Green: modern technology, efficient, recyclable, lightweight • Part of the RaceAbout family: sporty, simple and desirable • Using existing components in feasible areas • Simple structure, usability, serviceability • Vehicle simulated to meet safety regulations

  3. E-RA Specification • Performance • Total motor power 282 kW (383 bhp) • Acceleration 0-100 km/h ~ 6 sec. • Top speed 260 km/h (162 mph) • Oper. Range ~ 200 km • Consumption ~ 145 Wh/km • Fuel equivalent ~ 1.6 l/100 km • Curb weight 1720 kg • Lithium-Titanate battery pack • Four wheel direct drive with 4 inboard mount motors • Carbon fibermonocoque • Advanced, next generation stability control • Optimal weight distribution & very low centre of gravity • 2 Seats & 100 l of cargo space

  4. Powertrain • Four wheel direct drive • 4 inboardelectricmotorsmanufacturedby • AXCO-Motors Oy • 4 invertersfrom • SemikronGmbH / Visedo Oy • Total efficiency ~80 % • Advanced, next generation • stability control

  5. Motors • PermanentMagnetSynchronous Motor with saliency • Designedjointly with • Lappeenranta University of Technology • 250 Nmnominal / 800 Nmpeaktorque • Availablefrom 0 to 1800 rpm • Water/aircooled • Direct drivethroughdriveshafts → No need for gearsordifferential • Weight ~50 kg / motor

  6. Batteries • 286 AltairnanoLithium-Titanate cells (50 Ah each @ 2.3 V) in 143s2p configuration • Capacity 33 kWh • Voltage 243 – 415 V • Power 200 kW continuous, 330 kW (10s) • Fastchargingcapability (10mins @ 250 kW) • Weight620 kg (1.6 kg/cell) • Eachcellmonitored and the wholesystembalanced • Operating temperature -60 - 75°C • Charge temperature -50 - 75°C • Lifetime ~5 000 cycles

  7. Charging • Built in Charger (Brusa NLG5) • Power 3.3 kW • Mains connection 230 V / 16A • Charging time ~ 10 h • Efficiency ~ 91 % • Fast Charger (AeroVironment EV250) • Power 3 - 250 kW • Mains connection 3ph 480 - 600 V • Charging time ~ 10 min • Efficiency ~ 90 %

  8. Body and Chassis • 24 carbonfibrecompositepartsbondedtogether to form E-RA monocoque • Selfsupportingstructure • BIW weight ~150 kg • Torsionalstiffnesssimilar to today’sproductionvehicles (>14 000 Nm / deg) • Audi R8 brakes and suspension

  9. Tyres • Nokian Z G2 (225/40R18 front and 245/40R18 rear ) • Nokian Hakkapeliitta 7 studdedtyres (225/40R18)

  10. E-RA Appearances

  11. AutomotiveX-Prize Michigan 2010, 2ndplace

  12. Challenge BibendumBerlin 2011Winner: EV rally + Design Award

  13. Le Mansvers le Futur24 Heures du Mans 2011

  14. e-miglia 2011800 km Transalp EV rally- 9th

  15. NürburgringNordschleifeRoad EV laprecord14.9.2011 8:42,72 Driver: Ralf Kelleners

  16. World’sfastest EV on iceLake Inari, Finland 17.3.2012 252.09 km/hDriver: Janne Laitinen

  17. Plannednext • Demo for 10 min fast charging • Development of a heat pump for car use • Further development for the electric motors and the inverters • Further development for the control system

  18. Contact • Sami Ruotsalainen • Project Leader and Chief Engineer • Helsinki Metropolia University of Applied Sciences • Automotive and Transport Engineering • firstname.lastname@metropolia.fi www.raceabout.fi/era

  19. Patria Land & Armanent Penny&Giles Pilkington Automotive PKC Group Prinel Rallysystems RM Michaelides Software & ElektronikGmbH & TireCom Ruukki Sandvik Mining and Construction SarlinRaceTeam Savo Consortium for Education ScanMould Schaeffler Finland Seemoto Semikron SheetMetalInnovations Sika Finland Sika Tooling & Composites SimtoolsGmbH Simulia Finland St1 Southern Illinois UniversityCarbondale Suomen Taksidata Taipale Automotive Technology Industries of Finland Centennial Foundation Tele-Exxi Test World Tesveka Tuneko Ltd Tyco Electronics US-PartsFinn-Am Unilink Oy Vacon Valmet Automotive Visedo VTI Technologies Wela YTM-Industrial Örum WinNovaLasepro Partners • A-Katsastus • AeroVironment • AEZ • Audi Finland • Axco-Motors • BayermannRecaro • BenderGmbH • Bodycote • Bosch Engineering • BrusaElektronik • Centrafuse • Colornet • Componeering • Datalex • Diagno • DigiaQT Commercial • Diarc • Elektrobit Automotive • Engys • Ensto Electric • Fevt • FinnishCulturalFoundation • Finnish Funding Agency for Technology and Innovation • Finnsco • Flexible Products • Flinkenberg • Fortum • Henry Fordin Säätiö • Idesco • ITW Plexus • IWS International • JJ-Tuonti • Kaha • Keraplast • KhreliX Design • Lahti University of Applied Sciences • Lappeenranta University of Technology • Meca-Trade • Nemko • Nokian Tyres

  20. Videos • RaceAbout • http://www.youtube.com/user/progautoxp#p/u/28/UPcU3e3qzBY • Inside RaceAbout • http://www.youtube.com/user/progautoxp#p/u/37/3nPiR3wZep4 • Combined Performance and Efficiency • http://www.youtube.com/user/progautoxp#p/u/35/T3tooDtKjVk • Accelerating the future • http://www.youtube.com/user/progautoxp#p/u/8/y26iwAnmEGM • Challenge Bibendum 2011 • http://www.youtube.com/user/ElectricRaceAbout#p/a/u/0/tvYsYrECJtk • e-miglia 2011 • http://www.youtube.com/watch?v=JfDq1ssgkvo • NürburgringNordschleifelaprecord • http://www.youtube.com/user/ElectricRaceAbout#p/a/u/0/TGob7Gs44ZA • Ice speedrecord • http://www.youtube.com/watch?v=OsqTltpP52w • http://www.youtube.com/watch?v=Ix8TN4jMAeo

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