预应力混凝土连续刚构桥[新版]

1、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。/PREP7N=109*DIM,DISTANCE,N,DISTANCE(1:10)=104.74,107.5,110.75,114,115,116,121,126,131,136DISTANCE(11:20)=141,146,151,156,161,166,170,174,178,182DISTANCE(21:30)=186,190,194,197.5,201,204.5,208,211.5,215,220DISTANCE(31:40)=225,228.5,232,2

2、35.5,239,242.5,246,250,254,258DISTANCE(41:60)=262,266,270,274,279,284,289,294,299,304DISTANCE(51:60)=309,314,319,324,325,326,331,336,341,346DISTANCE(61:70)=351,356,361,366,371,376,380,384,388,392DISTANCE(71:80)=396,400,404,407.5,411,414.5,418,421.5,425,430DISTANCE(81:90)=435,438.5,442,445.5,449,452.

3、5,456,460,464,468DISTANCE(91:100)=472,476,480,484,489,494,499,504,509,514DISTANCE(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,-1.897,-1.753,-1.463,-1.33!DZ(21

4、)=-1.217,-1.136,-1.055,-1.011,-5.146,-1.029*DIM,Z,26,*DIM,Y,26,Z(1)=8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484,8.484Z(11)=-17.428,-17.428,6.559,-17.428,-17.428,5.469,5.12,-17.428,4.494,-17.428Z(21)=3.98,-41.416,-41.416,-41.416,8.484,-41.416,Y(1)=15.111,32.017,48.508,63.948,78.187,92.92,10

5、8.186,123.552,140.107,155.551Y(11)=-0.19794,15.111,3,49.275,64.284,3,3,108.076,3,139.954Y(21)=3,-0.8133,16.142,32.827,.67224,51.83!DEFINE ELEMENT TYPEET,1,BEAM44!MATERIAL SETTINGSMPTEMP,MPTEMP,1,0MPDATA,EX,1,3.58E10MPDATA,PRXY,1,0.2MPTEMP,MPTEMP,1,0MPDATA,DENS,1,2500!SECTIONSSECTYPE,1,BEAM,MESH,SECO

6、FFSET,USER,Y(1),Z(1),SECREAD,101, sect , ,MESHSECTYPE,2,BEAM,MESH,SECOFFSET,USER,Y(2),Z(2),SECREAD,102, sect , ,MESHSECTYPE,3,BEAM,MESH,S103SECOFFSET,USER,Y(3),Z(3),SECREAD,103, sect , ,MESHSECTYPE,4,BEAM,MESH,S104SECOFFSET,USER,Y(4),Z(4),SECREAD,104, sect , ,MESHSECTYPE,5,BEAM,MESH,S105SECOFFSET,US

7、ER,Y(5),Z(5),SECREAD,105, sect , ,MESHSECTYPE,6,BEAM,MESH,S106SECOFFSET,USER,Y(6),Z(6),SECREAD,106, sect , ,MESHSECTYPE,7,BEAM,MESH,S107SECOFFSET,USER,Y(7),Z(7),SECREAD,107, sect , ,MESHSECTYPE,8,BEAM,MESH,S108SECOFFSET,USER,Y(8),Z(8),SECREAD,108, sect , ,MESHSECTYPE,9,BEAM,MESH,S109SECOFFSET,USER,Y

8、(9),Z(9),SECREAD,109, sect , ,MESHSECTYPE,10,BEAM,MESH,S110SECOFFSET,USER,Y(10),Z(10),SECREAD,110, sect , ,MESHSECTYPE,11,BEAM,MESH,S111SECOFFSET,USER,Y(11),Z(11), SECREAD,111, sect , ,MESH SECTYPE,12,BEAM,MESH,S112 SECOFFSET,USER,Y(12),Z(12), SECREAD,112, sect , ,MESH SECTYPE,13,BEAM,MESH,S113 SECO

9、FFSET,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,USER,Y(16),Z(16), SECREAD,s116, sect , ,MESH SECTYPE,

10、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,S120 SECOFFSET,USER,Y(20),Z(20), SECREAD,120,

11、 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,BEAM,MESH,S124 SECOFFSET,USER,Y(24)

12、,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,1,109N,I,DISTANCE(I),*ENDDO!DEFINE THE ELEMENTSN,200,1,TYPE,1MAT,1REAL,ESYS,0SECNUM,25TSHAP,

13、LINEE,29,30,200E,79,80,200E,30,31,200E,80,81,200*DO,I,1,24TYPE,1MAT,1REAL,ESYS,0SECNUM,ITSHAP,LINEE,30-1-I,30-I,200E,30+I,30+1+I,200E,80-1-I,80-I,200E,80+I,80+1+I,200*ENDDOTYPE,1MAT,1REAL,ESYS,0SECNUM,26TSHAP,LINEE,4,5,200E,3,4,200E,2,3,200E,1,2,200E,105,106,200E,106,107,200E,107,108,200E,108,109,20

14、0!geometry modeling finished!TOP PRESTRESSF,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,-4725E3,F,33,FX,-2*4725E3,41,F,33,FX,-2*4725E3,41,F,42,FX,-3*4725E3,43,F,42,FX,-3*472

15、5E3,43,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,

16、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,!ACEL,0,9.8,0,SAVE/SOLUTIME,1NLGEOM,ONNROPT,FULLESTIF,1E-5AUTOTS,ONDELTIM,1/2O,ONESEL,S,ELEM,1,8,1,ESEL,INVEEKILL,ALLESEL,S,LIVENSLE,SNSEL,INVED,ALL,ALL,0NSEL,

17、ALLESEL,ALLD,29,ALL,D,31,ALL,D,79,ALL,D,81,ALL,SOLVESAVE*DO,I,2,23TIME,IESEL,S,ELEM,1,109,1,EALIVE,ALLNSLE,SDDELE,ALLESEL,S,ELEM,1,4*(I+1),1,ESEL,INVEEKILL,ALLESEL,S,LIVENSLE,SNSEL,INVED,ALL,ALL,0NSEL,ALLESEL,ALLD,29,ALL,D,31,ALL,D,79,ALL,D,81,ALL,SOLVESAVE*ENDDOTIME,24ESEL,ALLEALIVE,ALLDDELE,ALL,AL

18、L,0!BOT PRESTRESS*DIM,HEIGHT,30,*DIM,L,109,HEIGHT(1:30)=3.5,3.5,3.5,3.5,3.5,3.5075,3.6102,3.7736,3.9800,4.2218HEIGHT(11:20)=4.4943,4.7945,5.1200,5.4690,5.8399,6.2316,6.5592,6.8989,7.2504,7.6131HEIGHT(21:30)=7.9869,8.3714,8.7663,9.1201,9.4815,9.8503,10.2264,10.6097,11.0000,11.0000*DO,I,1,30L(I)=HEIGHT(I)-0.44*ENDDO*DO,I,1,25L(29+I)=L(31-I)*ENDDO*DO,I,5,54L(50+I)=L(I)*ENDDO*DO,I,105,109L(I)=3.5-0.44*ENDDOF,1,FX,8*3850E3,F,1,FX,8*3850E3,F,1,MZ,8*3850E3*L(1),F,1,MZ,8*3850E3*L(1),F,1,FX,1200E3F,1,FX,1200E3!F,8,FX,-1200E3F,8,FX,-1200E3F