鐵路客運(yùn)專線大噸位預(yù)制箱梁制、移、運(yùn)、架施工技術(shù)研究.pdf

1、同濟(jì)大學(xué)交通運(yùn)輸工程學(xué)院碩士學(xué)位論文鐵路客運(yùn)專線大噸位預(yù)制箱梁制、移、運(yùn)、架施工技術(shù)研究姓名：王立軍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：道路與鐵道工程指導(dǎo)教師：吳定俊宋津喜20070901Abstractnleheavyprefabricatedboxgirdersareprimarilybeingusedintheconstructionsoftherailwaypassengerdedicatedline、訪tllthecontinuingco

2、mmencementofthemghspeedpassengertransportspecialrailwayprojectinchinaTherailwaypassengerdedicatedlinewidelyadoptheavydoublelinesintegrallyprefabricatedboxgirdersAtpresent“integrallyprefabricateandinstallspanbyspan’’isthe

3、maintechnologyofboxgirderconstructionintherailwaypassengerdedicatedline，butitisverydifficultduringmanufacturing，transportingandinstallingsincetheextraweightandvolumeThetechniqueformanufacturing，transportingandinstallingi

4、sarathernewissueOnthebasisofthesuccessfulworkingexperiencesofthegirder’Sprefabricating，transportingandinstallingwhichhasbeenwidelyusedinWuguang，Shitai，ZhengxiandHewupassengertransportspecialrailwaysbyChinaRailway12thBure

5、auCo，LtdAfteranalyzingandcomparing，thepaperprovidesaseriesoptimizedschemesfortherailwaylargetonnageboxgirders’prefabricating，transportingandinstallingnlemaincontents：1nelayoutanddesignoftheprefabricatinggirdersplantinsit

6、e111epaperprovidessomeschemeswhichCanbeusedforbuildinggirderplantindifferentconditionsinsiteofthepassengertransportspecialrailways2Keyelementsarrangementforgirder’SprefabricationandinstallationAccordingtothekeyequipmenta

7、ndmaterialsforboxgirderprefabricationofconcretetransportingequipment，bedofmanufacturinggirderbedofgirderstorageandwholeouterform，hydraulicautozoominnerform，900t(or450t)gantrycraneandSOonitprovidestechnicallypossiblearran

8、gement3111eresearchforkeytechniqueofboxgirderprefabrication：pre—boundingtechniqueofthereinforcementbarscastingtechniqueandsteamcurecontroltechniqueofthegirder’Sbodyprestressconstructiontechnique，transportingtechniqueinpl

9、antofboxgirderplant，alltheabovementionedtechniquessupplythetechniqueensurestoimprovetheprefabricationqualityandspeedofboxgirders4Todaythereare3choicesforgirderequipment’transportationandinstallation，andconstructiontechni