高速环形试验路的设计方法-毛文碧

Vol.12No.319959JournalofHighwayandTransPortationsearehandDeveloPmenteR((100029)100088)TheDesignofHighsPeedLooPTestROadMaoWenbi(ResearehInstituteofSeienee&TeehnologyInformation,Beijing)LiXuguang(ResearehInstituteofHighway,Beijing)AbstraetThispaperdiseussesthedesignmethodforhighspeedlooptestroadintermsofseleetionofgeometriealignmentandparametersofelliptiealhighspeedtestroad.KeyWordsHighspeedLoopTestroadDesignO,;,,,,,1915192416km2,,1961,32.skmZTRRL,LCPC,(),,,;,;,,;,,,,,9(1),,,,,,,;0†2,CDS{6C94711.2.3.4.5.6.87.8.9.,,;,,,(MILFORD),,,,,;,,(MIRA),,,,19953,,,,,8,,,,,,,,,;,:(1),;(2),;(3),,,,2,:v(km/h),R(m),L(m),S(m)2.1,,(),,,2:tgs=:,Wmg,m,g;CW,,(1):w,R,vRCtgUVV(2)(2),,,,,(R2,),;,,,,:(1);(2),50%~60%,,190km/h(2),(3),R,v0,,,48;563,v-190km/h,48,25om;56,Zoom,,}}}}}{{{)\\\\\lllllllll}}}}}}}\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\,,,,LLL\\\\\\\\\.....,\\\\LLLLL}}}}}._\\\...\\\\\\\\\(((,,,,~,,,,,....~~~~~~~~~~~~~~....~~~.................R(m)3Rtg,;,,,,,,,,2.2,()(),,(FORD)(MeConnell)12,(1),,,1}}{}IUlIU~11.9050/s80/s120/s0.3m/520.1sm/521.20m/5220/524/5260/520.sm/530.09m/530.24m/5310/5320/5330/5319953,2,,a,2.2.1a82,aRv,.JZ:g+minFm(g+)geos+gtg.sin~g+a:tg(+z)2g(5),1.Zm/s,026.9,,,,a36.5,,2.2.282,Rv,f(R,v);tgv180RtgR,2(6)5/52,,1.5~2(5)(6),3,44,,,2.3,,,:;,,,}}}}}}}\rrrl}}}l}}}}}3.666LJlll111{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{ZZZ!!!l!12~~~..........~...R(m)4vRtg6,(),,,,,,,,,,,,6,6,,,,,(S)(J):S=v(32/J)/3(7),2/s,3~4/s,,,50om,1.5~Zkm,,,,(,),,,J2~3/s3,3.5/s3Ja,,,,,3,,,,,,,,,46,37.vol.6,No.159WilliamA.MeConnell.MotionSensitivityasaGuidetoRoadDesign,FordMotorCo.SAETransaetion.Vol.65