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1、预应力混凝土连续刚构桥预应力混凝土连续刚构桥全桥长 1129 米，主跨 210m，主跨部分采用单箱单室变截面箱形梁。这部分命令流包括建模和预应力部分。 /PREP7 N=109 *DIM,DISTANCE,N, DISTANCE(1:10)=104.74,107.5,110.75,114,115,116,121,126,131,136 DISTANCE(11:20)=141,146,151,156,161,166,170,174,178,182 DISTANCE(21:30)=186,190,194,197.5,201,204.5,208,211.5,215,220 DISTANCE(31:4
2、0)=225,228.5,232,235.5,239,242.5,246,250,254,258 DISTANCE(41:60)=262,266,270,274,279,284,289,294,299,304 DISTANCE(51:60)=309,314,319,324,325,326,331,336,341,346 DISTANCE(61:70)=351,356,361,366,371,376,380,384,388,392 DISTANCE(71:80)=396,400,404,407.5,411,414.5,418,421.5,425,430 DISTANCE(81:90)=435,4
3、38.5,442,445.5,449,452.5,456,460,464,468 DISTANCE(91:100)=472,476,480,484,489,494,499,504,509,514 DISTANCE(101:109)=519,524,529,534,535,536,539.5,542.5,545.26 !*DIM,DZ,26, !DZ(1)=-5.34,-5.09,-4.844,-4.606,-4.374,-4.147,-3.927,-3.684,-3.45,-3.225 !DZ(11)=-3.008,-2.802,-2.605,-2.399,-2.176,-1.972,-1.8
4、97,-1.753,-1.463,-1.33 !DZ(21)=-1.217,-1.136,-1.055,-1.011,-5.146,-1.029 *DIM,Z,26, *DIM,Y,26, Z(1)=8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484 Z(11)=-17.428,-17.428,6.559,-17.428,-17.428,5.469,5.12,-17.428,4.494,-17.428 Z(21)=3.98,-41.416,-41.416,-41.416,8.484,-41.416, Y(1)=15.111,3
5、2.017,48.508,63.948,78.187,92.92,108.186,123.552,140.107,155.551 Y(11)=-0.19794,15.111,3,49.275,64.284,3,3,108.076,3,139.954 Y(21)=3,-0.8133,16.142,32.827,.67224,51.83 !DEFINE ELEMENT TYPE ET,1,BEAM44 !MATERIAL SETTINGS MPTEMP, MPTEMP,1,0 MPDATA,EX,1,3.58E10 MPDATA,PRXY,1,0.2 MPTEMP, MPTEMP,1,0 MPDA
6、TA,DENS,1,2500 !SECTIONS SECTYPE,1,BEAM,MESH, SECOFFSET,USER,Y(1),Z(1), SECREAD,101,sect, ,MESH SECTYPE,2,BEAM,MESH, SECOFFSET,USER,Y(2),Z(2), SECREAD,102,sect, ,MESH SECTYPE,3,BEAM,MESH,S103 SECOFFSET,USER,Y(3),Z(3), SECREAD,103,sect, ,MESH SECTYPE,4,BEAM,MESH,S104 SECOFFSET,USER,Y(4),Z(4), SECREAD
7、,104,sect, ,MESH SECTYPE,5,BEAM,MESH,S105 SECOFFSET,USER,Y(5),Z(5), SECREAD,105,sect, ,MESH SECTYPE,6,BEAM,MESH,S106 SECOFFSET,USER,Y(6),Z(6), SECREAD,106,sect, ,MESH SECTYPE,7,BEAM,MESH,S107 SECOFFSET,USER,Y(7),Z(7), SECREAD,107,sect, ,MESH SECTYPE,8,BEAM,MESH,S108 SECOFFSET,USER,Y(8),Z(8), SECREAD
8、,108,sect, ,MESH SECTYPE,9,BEAM,MESH,S109 SECOFFSET,USER,Y(9),Z(9), SECREAD,109,sect, ,MESH SECTYPE,10,BEAM,MESH,S110 SECOFFSET,USER,Y(10),Z(10), SECREAD,110,sect, ,MESH SECTYPE,11,BEAM,MESH,S111 SECOFFSET,USER,Y(11),Z(11), SECREAD,111,sect, ,MESH SECTYPE,12,BEAM,MESH,S112 SECOFFSET,USER,Y(12),Z(12)
9、, SECREAD,112,sect, ,MESH SECTYPE,13,BEAM,MESH,S113 SECOFFSET,USER,Y(13),Z(13), SECREAD,s113,sect, ,MESH SECTYPE,14,BEAM,MESH,S114 SECOFFSET,USER,Y(14),Z(14), SECREAD,114,sect, ,MESH SECTYPE,15,BEAM,MESH,S115 SECOFFSET,USER,Y(15),Z(15), SECREAD,115,sect, ,MESH SECTYPE,16,BEAM,MESH,S116 SECOFFSET,USE
10、R,Y(16),Z(16), SECREAD,s116,sect, ,MESH SECTYPE,17,BEAM,MESH,S117 SECOFFSET,USER,Y(17),Z(17), SECREAD,s117,sect, ,MESH SECTYPE,18,BEAM,MESH,S118 SECOFFSET,USER,Y(18),Z(18), SECREAD,118,sect, ,MESH SECTYPE,19,BEAM,MESH,S119 SECOFFSET,USER,Y(19),Z(19), SECREAD,s119,sect, ,MESH SECTYPE,20,BEAM,MESH,S12
11、0 SECOFFSET,USER,Y(20),Z(20), SECREAD,120,sect, ,MESH SECTYPE,21,BEAM,MESH,S121 SECOFFSET,USER,Y(21),Z(21), SECREAD,s121,sect, ,MESH SECTYPE,22,BEAM,MESH,S122 SECOFFSET,USER,Y(22),Z(22), SECREAD,122,sect, ,MESH SECTYPE,23,BEAM,MESH,S123 SECOFFSET,USER,Y(23),Z(23), SECREAD,123,sect, ,MESH SECTYPE,24,
12、BEAM,MESH,S124 SECOFFSET,USER,Y(24),Z(24), SECREAD,124,sect, ,MESH SECTYPE,25,BEAM,MESH,S100 SECOFFSET,USER,Y(25),Z(25), SECREAD,100,sect, ,MESH SECTYPE,26,BEAM,MESH,Sj SECOFFSET,USER,Y(26),Z(26), SECREAD,J,sect, ,MESH !CREATE NODES *DO,I,1,109 N,I,DISTANCE(I), *ENDDO !DEFINE THE ELEMENTS N,200,1, T
13、YPE,1 MAT,1 REAL, ESYS,0 SECNUM,25 TSHAP,LINE E,29,30,200 E,79,80,200 E,30,31,200 E,80,81,200 *DO,I,1,24 TYPE,1 MAT,1 REAL, ESYS,0 SECNUM,I TSHAP,LINE E,30-1-I,30-I,200 E,30+I,30+1+I,200 E,80-1-I,80-I,200 E,80+I,80+1+I,200 *ENDDO TYPE,1 MAT,1 REAL, ESYS,0 SECNUM,26 TSHAP,LINE E,4,5,200 E,3,4,200 E,2
14、,3,200 E,1,2,200 E,105,106,200 E,106,107,200 E,107,108,200 E,108,109,200 !geometry modeling finished !TOP PRESTRESS F,6,FX,2*4725E3,16, F,6,FX,2*4725E3,16, F,17,FX,3*4725E3,18, F,17,FX,3*4725E3,18, F,19,FX,2*4725E3,27, F,19,FX,2*4725E3,27, F,28,FX,4725E3, F,28,FX,4725E3, ! F,32,FX,-4725E3, F,32,FX,-
15、4725E3, F,33,FX,-2*4725E3,41, F,33,FX,-2*4725E3,41, F,42,FX,-3*4725E3,43, F,42,FX,-3*4725E3,43, F,44,FX,-2*4725E3,54, F,44,FX,-2*4725E3,54, ! F,6+50,FX,2*4725E3,16+50, F,6+50,FX,2*4725E3,16+50, F,17+50,FX,3*4725E3,18+50, F,17+50,FX,3*4725E3,18+50, F,19+50,FX,2*4725E3,27+50, F,19+50,FX,2*4725E3,27+50, F,28+50,FX,4725E3, F,28+50,FX,4725E3, ! F,32+50,FX,-4725E3, F,32+50,FX,-4725E3, F,33+50,FX,-2*4725E3,41+50, F,33+50,FX,-2*4725E3,41+50, F,42+50,FX,-3*4725E3,43+50, F,42+50,FX,-3*4725E3,43+50, F,44+50,FX,-2*4725E3,54+50, F,44+50,FX,-2*4725E3,54+50, ! ACE
