CAJ | 학술논문

“铁路各设计阶段数字选线平台”是一个集成化的铁路选线设计平台.它在铁路线路预可研阶段,基于数字地球建立线路三维空间选线平台,充分利用数字地球提供的全球数字地形和高清影像,完成线路的规划设计,在可研和初步设计及施工图阶段,基于航测数字地形图和AutoCAD平台,应用CAD、可视化、人机交互等技术开发出新一代线路交互式联动可视化CAD系统,完成线路的精细设计,并兼顾枢纽多线条线路平纵面设计、立交横向通道设计等与之配套的设计工作,从而实现各设计阶段、涵盖铁路线路各项选线内容的数字化设计.
“철로각설계계단수자선선평태”시일개집성화적철로선선설계평태.타재철로선로예가연계단,기우수자지구건립선로삼유공간선선평태,충분이용수자지구제공적전구수자지형화고청영상,완성선로적규화설계,재가연화초보설계급시공도계단,기우항측수자지형도화AutoCAD평태,응용CAD、가시화、인궤교호등기술개발출신일대선로교호식련동가시화CAD계통,완성선로적정세설계,병겸고추뉴다선조선로평종면설계、입교횡향통도설계등여지배투적설계공작,종이실현각설계계단、함개철로선로각항선선내용적수자화설계.
The“digitalalignmentplatform forrailwaydesignindifferentstages”wasanintegratedrailwayalignment platform.Inthestageofpreliminaryfeasibilitystudy,a3DalignmentplatformwasbuiltbasedonGoogleEarth.Thea-lignmentplanningwascompletedbyusingtheglobaldigitalterrainandhighdefinitionimagesthatcouldbeobtained fromtheGoogleEarth.Inthefeasibilitystudystage,preliminarystudystageandconstructiondrawingdesignstage,a newinteractivelinkagevisualizationCADsystemwasdeveloped,andthefinedesignofrailwayalignmentwascompleted basedonaerialdigitaltopographicmap,AutoCADplatform,applicationCAD,visualization,HCI,etc.Thehorizontal andverticaldesignformulti-alignmentsinrailwayterminalandinterchangecrosspassagedesignaccordingtotherailway wereincluded.Allkindsofrailwayalignmentdesignineachstagewerereleasedonthisplatform.Thispapersetsabout tointroducethedevelopmentbackground,functionandapplicationofthisplatform,andwillhighlightthekeytechnical issuessolvedduringdevelopmentofthesystem.