基于重载铁路的技术站站场布置与咽喉区岔选型分析

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1、北京交通大学硕士论文AbstractABSTRACT：ThefeasibilityofheavyhaulrailwaytransportationinourcountryhasbeenprovedinheavyhaulrailwaysuchasDatong-QinhuangdaorailwayandShenmu-Shuozhourailway．Peoplehavedonesystematicresearchandanalyzeinlinearrangementinstations，thequantityandeffectivelengthoflines

2、andtransportationorganizationmodeintransportation．Someproblemssuchasarrangementofexistingtechnicalstations，loadandunloadspotofheavyhaulrailwaytransportation，andchoosinglocationofstationswhichcombineanddecomposecombinedtrainsoccupyanimportantpositioninrailwaynetofourcountry．Withn

3、ewheavyaxleloadvehicleskeeponproducingandoperating，therewillbeabigeffecttoheavyhaulline．Inthefuture，afterrailwaypassengerlinenetworkcompletelybuiltinourcountry,railwaytransportmodeofexistinglinewillchangealot．Andthemodethatmainlytothecompleteseries—styleheavyhaultrainwillalsobec

4、hanged．Newheavyaxleloadvehiclewillbeinmotiononexistingline．But，becauseoftheheavyaxle，therearenewclaimstothestructureofmarshallingstationandtherailwayline，especiallytothestructureandtechnicalperformanceoftumoutsinthroat．Thetransportationorganizationmodeofheavyhaultrainmustbeimpro

5、vedbasedontransportationorganizationmodeoffreighttrain．So，facedtodifferentkindsofthemodeofheavyhaulrailwayandthemodeofheavyhaultrain，howtochoosetechnicalstationpatterninreason，expendtransportationcapacityandincreasetransportationefficiencyisoneofthemostimportantprobleminrailwayt

6、ransportation．Heavyhaultrainmakesseriousdestroytotumouts，especiallywhentheypassturnoutslaterally．Itmakesfasteningboltdestroyedfrequently,geometryoftumoutschangedquickly,switchrailweal"seriouslyandcrossingdamageincreased，whichmakesthecycleoftumoutsmaintenanceshortenedbutthefreesi

7、ncreased．Inthispaper,wewilldocomputersimulationthat23tand25taxleloadvehiclespassdifferenttypesofturnouts，andprovethesafetyandstability．Inotherhand，therewillbebigeffectofcapacitybetweendifferenttypesofturnouts．Wewillalsodoresearchoneffectofcapacitythatdifferenttypesofturnoutsinth

8、roatmakes．Throughcomparisonandanalyze，proposesu