Advanced Tire Filler Materials to Reduce Fuel Consumption of Commercial Vehicles，2009国际橡胶会议（6.30-7.2，伦敦，巴黎）-中国聚合物网,论文下载

Advanced Tire Filler Materials to Reduce Fuel Consumption of Commercial Vehicles

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PDF文件

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Fuel Consumption

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170K

所属学科：

分子表征

来源：

2009国际橡胶会议（6.30-7.2，伦敦，巴黎）

简介：

Trucksandbuses,likeothervehicles,consumeenergyinordertoovercomeresistancetomotion.Ithasbeenfoundthatonaverage,aboutonethirdofthatresistancecomesfromtherollingresistanceoftyresandtheremainderfromaerodynamicdragandfrommechanicalfriction.Variouspartsofthetyrecontributetotheoverallrollingresistance,butthetreadaccountsforatleasthalfofit.Thisiswhyoureffortsatreducingrollingresistanceandthereforereducingoverallhydrocarbonconsumptionhavebeenfocusedonthetreadcompounds.Thereasontyrescreaterollingresistanceisthatsomeoftheenergygoingintodeformthetyreasitrotatesagainsttheroadsurface,isconvertedtoheat.Thisphenomenonisknownashysteresis,andrubbercompoundscanbewellcharacterizedforthispropertybymeasuringthetanδ,thatistheratioofG``toG`,inadynamicmechanicaltest.Wehavefoundthatthepeaktanδinastrainsweepat10Hzand70°C,correlateswellwithmeasuredtyrerollingresistanceforarangeofdifferenttreadcompounds

作者：

T. N. J. Al (Sp), Cabot Botlek B. V., Rotterdam (NL)

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2009-08-13 10:34:07

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