无砟轨道性能综合评价与分析

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1、西南交通大学硕士学位论文无砟轨道性能综合评价与分析姓名：胡传武申请学位级别：硕士专业：道路与铁道工程指导教师：王平20081101西南交通大学硕士研究生学位论文第Ⅱ页AbstractThecoretechnologyofhigh—speedrailwayishighspeed，itrequireshighsmoothnessandhighstability，highsmoothnessistheguaranteeofcomfort，highstabilityisthefoundationoffewerre

2、pairs．Obviously，traditionalballastedtrackCannotmeetthedemandofhighqualitytrack．Anewtrackstructure—ballastlesstrackhascameintobeing．Ballastlesstrackhasmanyadvantages，suchaswellstability,trackgeometryiseasilytobekeep，alittlerepair,gooddurability，thesecond—s

3、tageconstantloadofbridgeissmall，lowtunnelclearance，highcomprehensiveeconomicbenefitandSOon，therefore，theballastlesstrackhasbeenwidelyusedinmanycountries．Chineseballastlesstrackfragmentsrelativelylatestart，thebasicapplicationintheinitialstage，foravarietyof

4、non—performanceofthestructureofthetrackfragmentstobefurtherunderstandingandresearch．Inthispaper,thefragmentswithoutthetechnicalrequirementsofthetrackhasdoneacomprehensivesummaryofthemainfragmentsofnon-orbitoperationoftheconditionsofadaptation，basedonthetr

5、ackundertheadaptabilityoftheoperatorsmeettherequirementsoftheextentofthetrackdesigntechnologyrequiredtomeettheconditions，Constructioncanbesexual，economic，environmentalandsevenhavedoneapresentationandsumup；summeduptheJapanesesystemboard，Rheda2000，Ziiblin，B

6、69lfragmentsofthefournon—trackstructureofthetechnology,andpointedoutthatinourapplicationofthetestsectionProblems；intheworkofmorethanonthebasisofthedevelopmentofthefragmentswithoutexpertevaluationoftheperformanceofthetracksystem，whichCanbedesignatedinaccor

7、dancewiththeevaluationindexsystemofevaluationandanalysisofJapanboard，Rheda2000，Ziiblinand西南交通大学硕士研究生学位论文第1II页B69lfragmentsofthefournon—trackperformanceaswellasthemeritsoftheirrespectiveadvantagesanddisadvantagesandscopeofapplication，andsuperiorto(usethatA

8、)，good(Bwiththat)，good(tousethatC)，general(indicatedbyD)，poor(thatuseE)fiveSystemisgiventofournon—trackfragmentsinthecriteriaunderevaluation，inaccordancewiththestandardweightforthenon—scoringtrackfragments，thelastfr