Haptics in automotive applications and active ?· Haptics in automotive applications and active safety…

  • View
    212

  • Download
    0

Embed Size (px)

Transcript

  • HapticsinautomotiveapplicationsandactivesafetyLisaSkedung,lisa.skedung@sp.seMartinArvidsson,martin.arvidsson@sp.se

  • TheSenseof Touch Tactile(mechanoreceptorsintheskin)

    o Pressureo Shearo Slipo Vibrationo Temperatureo Contactlocation

    Kinesthetic(receptorsinmuscles,jointsandtendons)o Positiono Orientationo Force

  • Haptics

    Haptics isanyformofinteractioninvolvingactivetouch

    Hapticperception activeexplorationofsurfacesandobjects

    Haptictechnology technologythatinterfaceswiththeuserthroughthesenseoftouch

  • Haptic technology Provideshapticfeedbacktotheuser

    o Vibrations

    o Forcefeedback

    o Frictionfeedback

    o Temperature

    Examples:o Gaming

    o Virtualrealitytrainingsimulators

    o Teleroboticsandremotesurgery

  • Hapticsintheautomotiveapplications Thehapticimpressionsinfluencethecustomer'spurchasingdecision.

    Drivingisahapticexperience Useofkeytounlockthevehicle(fullsensoryfeedback)

    Operatingthedoor

    Adjustmentofcarseatandsteeringwheel

    Vehiclecontrols

  • Hapticsandactivesafety Caractive

    o Vibrations intheseatorwheel Ifthevehiclecomestooclosetocrossingthelane,fornavigationorif

    thedriverisfallingasleep(eyetracking,loosegrip)

    Driveractiveo Feedbackfromtouchscreens(reducetimespentlookingawayfromtheroad) Climatecontrol Infotainmnet

  • =

    !

    ? Predictive capacity of sensorial response inthedesignanddevelopment of products/materials/coatings

    SPemploypsychophysicalmethodstoquantifyperception(measuredwithpeople)andsurface/materialproperties(measuredwithinstruments)andtheirrelations.

    Sensory drivenproduct design

    Predictsensoryresponsesfor(new)materials/coatings

    Lessuseofpaneltestingandshorterdevelopmentcycles

    Designmaterialsforperceptiondelivery

  • Perceptionstudyontexturedsurfaces Skedung,Arvidssonet.al(Scientificreports,3:2617,2013)

    Systematicallyvariedsurfacetextures(300nm 90m)

    Similarityscaling

    Possibletodistinguishsurfacestructuresatthenanoscale!

  • Ongoing FFIproject Robustmanufacturingofplasticpartswithattractiveaestheticandhapticproperties

    VolvoCars,VolvoTruckCorporation,Formteknik i Gislaved,Halmstad University,IACGroup,K.D.Feddersen Norden,Kistler Nordic,Liljas Plast,Polykemi,PolymercentrumSverige,SABIC,Svensk Industrigravyr andSPTechnicalResearchInstituteofSweden.

  • Psychophysicalrelation

    SmoothnessnumberTensilestiffnessBasisweight

    r=0.96

    WSR=WetStrengthResin

    Psychophysicalfunction

  • Haptic researchcapabilities atSP Highcontrolofphysicalandchemicalcomponentsaswellashumantesting

    HIT(HumanInterfaceTechnologylab) simulationsofhapticenhancementsinarealisticenvironmentwithlaboratorycontrol

    LivetestingatAsta Zero

  • Summary Drivingisahapticactivity

    Hapticpropertiesareimportantfor: Comfort,perceivedqualityanduserexperience(currentfocus)

    Utilizinghapticstoexpandthehorizonofactivesafety(emergingfocus)

    Hapticresearchisanuntappedresourceforactivesafety

    lisa.skedung@sp.se,martin.arvidsson@sp.se