地鐵鋁合金車體的研究.pdf

1、北京交通大學(xué)碩士學(xué)位論文地鐵鋁合金車體的研究姓名：王旭東申請學(xué)位級別：碩士專業(yè)：車輛工程指導(dǎo)教師：繆龍秀王炎金20040901ABSTRACTLighteningweightistheimportantgoalformodemrailwayvehicledesign，possesshugeandlong—termeconomicbenefitsWitheconomicrapiddevelopment，metroconstructions

2、arevigorouslyrisingaroundthecountryManycitiesrequiretoadoptlightweightcarbodies，somecitiesevenlyspentalotofmoneybuyingaluminumalloyvehiclesfromforeigncountiesMostlocalmetrovehiclesadoptcarbonsteeloranticorrosioncarbodies

3、withlowcost，heavytareweight，easycorrosionandhighmaintenanceexpenses，whicharemoreandmorehardtomeetmarketrequirementThereforethedevelopmentofaluminumalloycarbodyisurgentatpresentThisthesisanalyzedandcompareddevelopmentands

4、tatusofdomesticandoverseasaluminumalloyrailwayvehiclesonthebasisoflargenumbersofinformationstudiedrelevantprocedureformanufacturingaluminumalloycarbodiesascarbodymaterialselection，structuredesign，strengthcalculation，proc

5、essandstaticstrengthtestetcTheresultswereappliedtothelocalizedaluminumalloycarbodywithindependentintellectualpropertyThethesishassignificanteffectonabovevehicledevelopmentThisarticlesuggestsmetroaluminumalloycarbodyshall

6、adoptprofile—closedstructurewithhighrigidityandgoodmanufacturabilityAgainstmetrocarbodiesdesignandtestloadvaluesareidentical，thesuggestionvalueswereraisedinthearticleKeywords：metroaluminumallo)’carbody，material，design，pr