CRTSIII型板式无砟轨道建造全新理念

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1、CRTSIII型板式无砟轨道建造全新理念NewIdeasoftheConstructionofCRTSIIIBallastlessTrack中铁二十三局集团有限公司2011年1月ChinaRailway23rdBureauGroupCo.,LtdJanuary2011目录CONTENT一、总体研发思想Ⅰ、OverallResearchandDevelopmentThought二、技术特点Ⅱ、TechnicalCharacteristics（一）结构简单1.simplestructure（二）施工便捷2.convenientconstruction（三）稳定耐久3.stable＆durabl

2、e（四）方便维修4.easymaintenance三、社会及经济效益Ⅲ、SocialandEconomicBenefits一、总体研发思想Ⅰ、OverallResearchandDevelopmentThoughts轨道交通是一种低碳、节能、环保的绿色交通。随着高速铁路时代的到来，为中国老百姓带来了更加方便、快捷、安全、舒适的出行选择。Railtransitisonekindoflow-carbon,energy-saving,environment-friendlygreentransportation.Withtheadventofhigh-speedrailwayage,itismo

3、reconvenient,morecomfortable,saferandfasterforthecommonpeopletomakeatrip.而高速铁道无砟轨道发展的技术路线，实质上就是始终坚持不断地追求轨道的高平顺性，和轨道结构纵向刚度均匀化的连续性。这是确保高速列车安全性和舒适性最关键的核心技术。Thusthedevelopmentofhigh-speedrailwayballastlesstrack,infact,mainlyfocusesonhighsmoothnessfortheorbitandcontinuityoflongitudinalrigidityhomogeniz

4、ationfortherailstructurewhicharethemostcrucialkeytechnologytomaintainthesecurityandcomfortabilityofhigh-speedtrain..因为，轨道几何尺寸的制造精度、安装误差和刚度变化是引起高速列车振动的根源。我们追求高速度的过程，就是不断的提高轨道精度和轨道结构刚度均匀性，不断克服振动的过程。Sincethemanufactureaccuracyoftherailgeometrysize,installationerrorsandrigiditychangearetherootcausetor

5、esultinvibrationofhigh-speedtrain.Thatwepursuithighspeedistokeepimprovingtheprecisionandlongitudinalrigidityhomogenizationfortherailstructureandovercomingthevibrations.CRTSIII型板式无砟轨道技术特点，正是针对上述技术关键，吸取了以往各类无砟轨道优点，从而研发的一种结构简单、施工便捷、稳定耐久、方便维修的全新无砟轨道结构。Inviewofthekeytechniquesmentionedabove,thetechnica

6、lcharacteristicsofCRTSⅢballastlesstrackwhichisdevelopedasakindofbrand-newballastlesstrackofsimplestructure,convenientconstruction,easymaintenance,stable＆durablehastheadvantageofallkindsofpreviousballastlesstrack.总体的研发思想：就是“单元思路、纵连方式、双块受力”。其核心理论构架就是“路基纵连、桥隧单元、方便维修”。TheoverallR＆DthoughtisUniteideas,

7、Longitudinalcoupled,Double-blockforced.Itscoretheoreticalframeworkislongitudinal-coupledsubgrade,bridgeunit,easymaintenance.二、CRTSIII型板式无砟轨道技术特点Ⅱ、TechnicalCharacteristicsofCRTSⅢballastlesstrack（一）结构简单Ⅰsimplestruc