我国高速铁路建设技术标准研究与探讨

[]2010-01-20[](1959-),,,,,;E-mail:[e-mail](,100844)[],,,,,;,350km/h,[];;;;[]U21[]A[]1009-1742(2010)03-0015-0712060,,TGVICE1964,,19812007TGV,TGV1991,4,,1964,,220km/h(270km/h),,4.2m,2500m,64m2,260km/h(300km/h),,,270km/h300km/h,,4.2m4.8m,71m2100m2,,,12,,,,,,4.7m,5120101237000m,230300km/h,,250km/h,,300km/h,4.5m,3500m2,,,,,,,,2.1,,,,,1992,20,,,,,,,,ZK,,,,,,2.2,,,,2.2.1;;;,2.2.2;,(),;,;,2.32.3.11),[pmax]()(),,200km/h[pmax]300350km/h,,1,611Table1Distancebetweenmainlines/(kmh-1)/m3505.03004.82504.62),,:,;,(1),,;,,;(),,,30035040mm80mm110mm,40mm60mm90mm,,21()Fig.1Systemdynamicsmodeloftrain-track-bridge(subgrade)2Table2Planecurveradiustableoflines/m/m/m350/250800010000700060008000100007000550012000300/2006000800050004500600080005000400012000250/20045007000350030004500700032002800120003)300350,0.4Vmax,350km900m,600m,,0.4Vmax0.8Vmax,N,900m,600m;2000m,900m2.3.21)712010123,,,,,,,,;UIC,,,0.8UICZK(2):350km/h,;;;,ZK,ZK,2ZKFig.2ZKliveloadschema2),,3,4,,,,210km/h280km/h,,,394km/h,,,,,,,,;,15mm,5mm3Fig.3StiffnessdesignstandardsofJapanesehigh-speedrailwaysandbridges4Fig.4StiffnessdesignstandardsofChineserailwaysandbridges,,32m81,(3)332mTable3Dynamicperformancestandardsandtestingvaluesof32msimplesupportedbeam1/16001/103261/148944.696.746.21/1.50.290.21/(ms-2)5.00.4780.2402.3.3,K30;,Ev2K30,,K30Ev2,,,Ev2Evd,:,,,K30Ev2,,(4),4Table4CompactionstandardsoffoundationbedsurfaceK0.97K30/(MPam-1)190Evd/MPa55:K30Ev2Ev2,Ev2120MPaEv2/Ev12.32.3.4364m2,71m2100m2,92m2,,,,0.8kPa/3s,,5,5Table5TheeffectiveinnerprofileareaadoptedbyChinesehigh-speedrailwaytunnels/(kmh-1)/m2/m22505890350701002.3.5,,,,912010123CRTSICRTSIICRTSICRTSII,300350,,1mm2mm,,,,1mm,,,66Table6Staticlayingstandardsofunballastedtrack11mm1435mm1/15002mm10m22mm/8a(m)10mm/240a(m)48a(m)480a(m)2mm10m32mm/8a(m)10mm/240a(m)48a(m)480a(m)42mm52mm3m,610mm710mm:a,m3,350km/h250km/h(),,1,,,3.1,,,350km/h(7)7Table7High-speedrailwaysoperationsafetyandstabilityparametersandtestingvalues0.800.580.59/kN53.5938.1041.612.502.322.252.501.501.27w2.502.322.30w2.752.692.103.2,,56200km()()(),44.11),025Fig.5Comparisonoftrackalignmentirregularity6Fig.6Comparisonofverticalprofileirregularity,2)250km/h250km/h,3),,4.21),2),,3),,4),,,Researchanddiscussionontheconstructiontechnologystandardsofhigh2speedrailwayinChinaAnGuodong(MinistryofRailway,P.R.C,Beijing100844,China)[Abstract]High2speedrailwayrepresentsthedevelopingdirectionofrailwaysintheworld.Systematicallyresearchingthebasictheories,engineeringconstructionandoperationpracticeofhigh2speedrailwaysinChinahasgreatsignificancetospeeduptheconstructionofworld2classhigh2speedrailwaysandrealizethestrategictargetofgoing2outforChinasrailwaytechnology.Basedonalargequantityoftheoreticalandtestingresearchesandconstructionpractices,thispapersystematicallyresearchedthemaindesignstandardsofhigh2speedrailwaysinChi2na,andthecomprehensivetestingresultsofBeijing2Tianjininter2cityrailwayandWuhan2Guangzhouhigh2speedrailwayshowthemaintechnologystandardscansatisfythesafetyandstabilityrequirementsof350km/hrailwaysandthequalityoflinesreachesworldadvancedlevel.[Keywords]high2speedrailway;design;standard;research;discussion122010123