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1、/FILNAME,Bridge,1!定义工作文件名。/TITLE,BridgeAnalysis!定义工作标题。/PREP7ET,1,BEAM188ET,2,SHELL63!定义单元。!定义材料属性。MPTEMP,,,,,,,,!定义桥面材料1属性。MPTEMP,1,0MPDATA,EX,1,,1.6e5MPDATA,PRXY,1,,0.35MPTEMP,,,,,,,,MPTEMP,1,0MPDATA,DENS,1,,6e-6MPTEMP,,,,,,,,!定义梁材料2属性。MPTEMP,1,0MPDATA,EX,2,,2.06e5MPDATA,PRXY,2,,0.3MPTEMP,,,,,
2、,,,MPTEMP,1,0MPDATA,DENS,2,,7.83e-6!定义截面。SECTYPE,1,BEAM,HREC,,0!定义1号截面□。SECOFFSET,CENTSECDATA,300,650,55,55,55,55,0,0,0,0SECTYPE,2,BEAM,RECT,,0!定义2号截面■。SECOFFSET,CENTSECDATA,850,300,8,8,0,0,0,0,0,0SECTYPE,3,BEAM,CTUBE,,0!定义3号截面◎。SECOFFSET,CENTSECDATA,25,45,8,0,0,0,0,0,0,0SECTYPE,4,BEAM,RECT,,0!定
3、义4号截面■。SECOFFSET,CENTSECDATA,280,280,8,8,0,0,0,0,0,0SECTYPE,5,BEAM,HREC,,0!定义5号截面□。SECOFFSET,USER,-6,150SECDATA,600,300,8,8,8,8,0,0,0,0!定义实常数。R,8,12,,,,,,RMORE,,,,RMORERMORE,,R,200,,,,,,,RMORE,,,,RMORERMORE,,!建立几何模型!创建主拱。K,1,4000,5989.3,,!创建主拱关键点。K,2,4000,5833.3,2500,K,3,4000,5357.6,5000,K,4,400
4、0,4538.3,7500,K,5,4000,3326.6,10000,K,6,4000,1632.3,12500,K,7,4000,,14318.1,K,8,4000,-3000,33509.9/2,K,9,4000,,,K,10,4000,,2500,K,11,4000,,5000,K,12,4000,,7500,K,13,4000,,10000,K,14,4000,,12500,K,15,4000,,33509.9/2,FLST,3,8,3!创建主拱轮廓线。FITEM,3,1FITEM,3,2FITEM,3,3FITEM,3,4FITEM,3,5FITEM,3,6FITEM,3,
5、7FITEM,3,8BSPLIN,,P51XLSTR,1,9LSTR,2,10LSTR,3,11LSTR,4,12LSTR,5,13LSTR,6,14LSTR,15,8LSTR,9,7LSTR,15,7FLST,2,2,4,ORDE,2FITEM,2,1FITEM,2,9FLST,2,2,4,ORDE,2FITEM,2,1FITEM,2,9FLST,3,6,4,ORDE,3FITEM,3,3FITEM,3,-7FITEM,3,10LSBL,P51X,P51XLSTR,2,10LSTR,3,11LSTR,4,12LSTR,5,13LSTR,6,14LSTR,15,7K,16,4000,-
6、1627.3,19396.9,!创建副拱关键点16～28。K,17,4000,-706.3,22038.9,K,18,4000,,27321.6,K,19,4000,-706.3,32604.3,K,20,4000,-1627.3,35246.3,K,21,4000,-3000,37888.3,K,22,4000,,19396.9,K,23,4000,,22038.9,K,24,4000,,32604.3,K,25,4000,,35246.3,K,26,4000,,37888.3,K,27,4000,,24680.2,K,28,4000,,29962.9,FLST,3,4,3!创建副拱
7、轮廓线。FITEM,3,8FITEM,3,16FITEM,3,17FITEM,3,18BSPLIN,,P51XFLST,3,4,3!创建副拱轮廓线。FITEM,3,18FITEM,3,19FITEM,3,20FITEM,3,21BSPLIN,,P51XLSTR,16,22LSTR,17,23LSTR,19,24LSTR,20,25LSTR,21,26LSTR,26,24LSTR,23,15LSTR,23,27LSTR,27,18LSTR,28,
