接觸網平面CAD技術及其在工程中的應用.pdf

1、西南交通大學碩士學位論文接觸網平面CAD技術及其在工程中的應用姓名：汪吉健申請學位級別：碩士專業(yè)：電氣工程指導教師：李群湛王家驥20021001西南交通人學碩士論文IIAbstract——OverheadCatenarySystem(abbrOCS)isvitaltomaimainnormalrunningofElectrifiedRailwaythedesignofwhichisoneoftheimportantpartsofElec

2、trifiedRailwaydesignTheproductionofOCSdesignismainlyinfo礎nsofplanandassemblingdrawingAstoassemblingdrawing，wecanrefertothestandardassemblingdrawingsissuedbyMinistryofRailwayandonlyfewchangesshouldbemadetosatisfieddiffere

3、ntlineconditionsTherefore，theplanbecomesprimarypartofOCSdesignForeachinterval，tunnelandstationhavedifferentsituations，itisimpossibletofinishtheplanofOCSwithsimpleandformulateSo，withtraditiondesignmethod，designersshouldsp

4、endplentyoftimemadvigortofinishthedesignof0CSTraditiondesignmethodhasmanyshortcomings：allthecalculationsandplanlayoutandtracingarefinishedmanuallyAsitrelatestomanydifferentfields，suchasline，basement，bridge，tunnel，geology

5、，station，maintenancecommunications，signal，powerbuilding，andtractionstation，itisinconvenienttocooperationwiththesefiledstoensurethereliabilityandaccuracyoforiginaldatumWiththerapiddevelopmentofcomputerscienceanditsprevale

6、nce，almostalltraditionwordintheOCSdesigncanbecompletedbyCADtechnologywhichshortensthedesignperiodimprovesproductivityandqualityofdesigndocumentsAtpresent，correspondingreportsabouthowtheforeignersutilizeCADtocompletethede