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Measurement of Rolling Resistance of Fabrics for Tire Application  
Measurement of Rolling Resistance of Fabrics for Tire Application
資料類型: PDF文件
關(guān)鍵詞: Rolling  resistance  Adhesion  energy  Storage  modulus  Electrospinning  
資料大小: 75K
所屬學(xué)科: 分子表征
來源: 第六屆亞歐研討會(huì)上處理和性能增強(qiáng)聚合物會(huì)議文集(2013.6.2-6 武漢)
簡介:
Rollingresistancecontributest06-10%oftheoverallfuelconsumptionofvehicles.Littleisunderstoodontherelationshipbetweenrollingresistanceandsurfacecharacteristicssuchasadhesion,surfaceasperitiesandtopology.Currently,thedevelopmentoftirematerialsisbasedonacorrelationbetweenrollingresistanceandtheviscoelasticpropertiesoftherubbercompound,particularlythelossfactor,tan8.Surfaceandsub-surfacephenomenaarenottakenintoaccount.Thisstudyaimstoelucidatethemechanismsofcontrollingrollingresistanceofpolymeryarnsandfabricsbyalteringsurfacecharacteristicsandmechanicalpropertiesofavarietyofmicro-andnano-scalefibersandyarnsthatcanbeappliedfornext-generationtireapplications.Achangeinbendingstiffnessoffibrousstructurescriticallyinfluencestheabilityoffiberstomeanderthroughsurfaceasperities,thusalteringtheadhesionandrollingresistanceofmaterials.Thispaperfocusesonthecorrelationbetweenrollingresistanceandadhesionproperty.Includingdifferentfibrousmembranes(polyvinylidenefluoride,polycaprolactoneandnylon6)preparedbyelectrospinning,andthreekindsofcommercialwovenfabrics(carbonfibers,glassfibersandKevlarfibers)aretested.Therollingresistanceismeasuredusingaswingingpendulumcl],andshowsaconsistentlypositivecorrelationbetweenrollingresistanceandadhesionenergyC2].Thefactorofdampedoscillationtakesaccountfortheviscouspropertiesofthematerialandstiffnesscorrespondingtotheelasticcharacteristicofthematerialwillbedivulged.Otherpropertieslikestorageandlossmodulus(E‘a(chǎn)ndE″)willbereported.
作者: S. W. Chen,S. C. Wong , A. B. Hegana, G. Ji
上傳時(shí)間: 2013-07-01 14:22:58
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