山区高速铁路通过能力计算相关问题分析

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1、西南交通大学硕士研究生学位论文第1I页系数都趋于平缓，其值变化不大。在此规律下，建议在中(低)速列车开行量在15列以下时，应集中或成组开行。3)在高速列车间开行多列中、低速列车时，可按高速列车间开行多列低速列车的公式计算其扣除系数，其中的中速列车可按低速列车简化处理。(4)提出以“客车化”的始发直达列车来运输易腐货物，并对不同速度列车组合下的扣除系数进行了分析。提出四种列车开行模式，计算出每种模式下的通过能力。在对通过能力分析的基础上，提出在货物列车开行10、20、30列的情况下，推荐旅客列车间开行的货物列车数。关键词：山区；高速铁路；扣除系数；通过能力；易腐货物Ab

2、stractSincetheimplementationofWestDevelopmentStrategybyournation，theeconomyofwesternregionhasbeendevelopingquicklyandpeople’Slivingstandardshasbeenimprovingconstantly,whichputforwardhigherrequirementsforrailtransport．Atpresent，mountainrailwayshavelowtechnicalstandards，poorequipmentandsl

3、owrunningspeed，whichhaveintenseconflictstotheincreasingpassengertransportandfreighttransportinthemountainarea．Themountainareaisrichinresources，especiallyallkindsofperishablegoods，whichhavehigherrequirementsfortimelinessoftransportationproduction．Specialtransportorganizationisneededforpe

4、rishablegoods．Underthiskindofcircumstance，ifwewanttochangepresentsituationbyincreasingspeedofexistingrailway，itisdifficultbothfromeconomytotechnology．Buildingmountainhigh‘speedrailwayisextremelyurgent．Mountainhigh-speedrailwayhasuniquemodeoftransportorganization，whichdevelopmentprocessw

5、illbefromfreighttraindominatedtopassengertraindominated．Basedonthisbackground，workandresearchconclusionsinthispaperareasfollows：(1)Sectionpassingcapacitycalculationmethodsofhigh—speedrailwayoftotalhigh-speed，high·middlemixtureandhigh—middle-lowmixturemodeswereanalyzed；passingcapacitycal

6、culationmethodsofpassengertraindominatedandfreighttraindominatedwereproposedunderpassenger-freightmixturemode．(2)Thedeductioncoefficientofnon-stopsinglepassengertrain，stopsinglepassengertrainandmulti。passengertrainswasanalyzedinfreighttraindominatedpassingcapacitycalculation．Thedifferen

7、ceofdeductioncoefficientbydifferentgrouppaintingratioy，thequantityofgrouppaintingtrainskandcorrectioncoefficient矽wasobtainedbycomparinggrouppaintingandnon-grouppaintingofpassengertrains．Onthebasisofpreviousstudies，freighttraindominatedwasdefined，whichmeansthequantityoffreighttr