三跨连续梁桥的分析Word文件下载.docx
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K,10,5.4286,-0.0179
K,11,0.0036-5.9143,
K,12,0.025-6.4,!
下底板的关键点位置
K、13、2.8,-1.85
K、14、-1.85
!
上顶板关键点49m位置
kgen,9,1,12,1,0,0,49/8100
上顶板关键点50m位置
kgen,2,1,12,1,0,0,50900
上顶板关键点50+34.5m位置
kgen,9901912,1,0,0,34.5/8100
上顶板关键点50+35m位置
kgen,2901912,1,0,0,35900
板的高度由1.85m变至3.875m
C1=0.000843399!
49m边跨的二次抛物线系数
C2=0.001701323!
34.5m边跨的二次抛物线系数*暗淡,X1,数组,8!
定义边跨的八分点位置
*做的事,我1,8,1
X1(i)=i*49/8
*enddo
*昏暗,x2,数组,8!
定义中跨的八分点位置
X2(我)二我34.5/8
下底板边跨(4900万)八分点关键点的丫坐标位置
*暗淡,镱,数组,8
镱(I)=C1XX1(i)**2
下底板中跨(34.5m)八分点关键点的丫坐标位置
*暗,YM阵列,8
YM(我)二C2*(X2(I)-34.5)*2+2.025
生成下底边跨(4900万)八分点的关键点
kgen,2,13,14,1,0,-镱(I),X1(我),我*100
*enddo
下底板50m处关键点
kgen,2813814,1,0,0,1100
生成下底中跨(50+34.5m)八分点的关键点
*做的事,我1,8,1
kgen,2913914,1,0,YM(我),X2(我),我*100
边墩处的横隔板位置
1、2、3、4〜14为0m处横隔板位置的所有关键点
51,52,53〜54为-0.5m处横隔板位置的所有关键点
kgen,2,1,14,1,0,,-0.5,50
中墩处的横隔板位置
801802803804〜814为49m处横隔板位置的所有关键点
901902903〜904为50m处横隔板位置的所有关键点
连成板面
上顶板,板厚0.25m
等,1、Shell63
MP窝点,12500
国会议员、前,13.5e10
MP,prxy,、0.1667
R为0.25
*做的事,我0,16,1
一、1+我100,1+(i+1)*100,2+(i+1)*100,2+我*100
enddo
、1,51,52,2
画面,1,1,1
切,没有
上顶板的加腋,板厚0.375m
R、0.375
*做的事,我0,16,1
一、2+我100,2+(i+1)*100,3+(i+1)*100,3+我*100
一、2,52,53,3
画面,1,2,
One
Asel,none
ribandflangejunctionplatethickness0.5m
R,3,0.5
*do,I,0,16,1
A,3+i*100,3+(i+1),*100,4+(i+1),*100,4+i*100
A,4+i*100,4+(i+1),*100,5+(i+1),*100,5+i*100*enddo
A,3,53,54,4
A,4,54,55,5
AATT,1,3,1
belowthe
theflangethicknessgradient,thegradientdefinedflangethickness
*dim,HD,array,9
Hd(9)=0.2
Hd(8)=1*(3.4/7)*0.3/3.4+0.2
Hd(7)=2*(3.4/7)*0.3/3.4+0.2
Hd(6)=3*(3.4/7)*0.3/3.4+0.2
Hd(5)=4*(3.4/7)*0.3/3.4+0.2
Hd(4)=5*(3.4/7)*0.3/3.4+0.2
Hd(3)=6*(3.4/7)*0.3/3.4+0.2
Hd
(2)=7*(3.4/7)*0.3/3.4+0.2
Hd
(1)=0.5
*do,I,1,8,1
R,30+i,HD(I),HD(I),HD(i+1),HD(i+1)-definetheflangethicknessofthegradient
*do,K,5,11,1
A,k+i*100,k+(i+1),*100,k+1+(i+1),*100,k+1+i*100
A,K,k+50,k+1+50,k+1
AATT,1,k+26,1
Thethicknessof0.5mfloor!
R,4,0.5*do,I,0,16,1
A,4+i*100,4+(i+1),*100,13+(i+1),*100,13+i*100
A,4,54,63,13
AATT,1,4,1
parabolaover
thethickness
Bottomplatethickness0.25mto0.4m,by2times
C3=6.2474e-05twoparaboliccoefficientsofthicknessvariationacrossthebottomplate
C4=0.000126024thetwoparaboliccoefficientsofchangeofthemidspanfloor
*dim,H1,array,8,crossthebottomthickness
H1(I)=0.25+c3*x1(I)**2*enddo
*dim,H2,array,9,midspanfloorthickness*do,I,1,8,1
H2(I)=0.25+c4*x2(I)**2*enddo
H2(9)=0.4
Generationofcrossborderbackplaneunits
R,10+i,H1(I)
A,13+(i-1),*100,13+i*100,14+i*100,14+(i-1),*100
AATT,1,10+i,1
Generatethebackplaneunitsofthemidspan*do,I,1,9,1
R,20+i,H2(I)
A,13+(i+7),*100,13+(i+8),*100,14+(i+8),*100,14+(i+7),
*100
AATT,1,20+i,1
Asel,none*enddo
A,13,63,64,14
R,50,0.5!
Diaphragmthickness2m
A,1,2,13,14!
Enddiaphragm!
A,51,52,63,64
A,801802813814
A,901902913914
AATT,1,50,1
Allsel
Esize,0.4
Mshape,0
Mshkey,1
Amesh,all
Nsel,all
Nsym,x,10000,all
Esym,x,10000,all
Local,11,0,,84.5
Csys,11
Nsym,Z,100000,all
Esym,Z,100000,all
Nummrg,all
Numcmp,all
Csys,0
Applythesupportconstraint
Support!
Locationchoiceintheribplate(endsupport)
Nsel,s,LOC,y,-1.85
Nsel,R,LOC,x,-3,-2.6
Nsel,R,LOC,Z,-0.5,0
D,all,UX,,,,uy,ROTY,Rotzallsel
nsel,s,loc,y,-1.85
nsel,r,loc,x,3,2.6
nsel,r,loc,z,-0.5,0
d,all,ux,,,,,uy,roty,rotz
allsel
nsel,r,loc,x,-3,-2.6
nsel,r,loc,z,169169.5
d,all,ux,,,,,uy,roty,rotzallsel
nsel,s,loc,y,-1.85nsel,r,loc,x,3,2.6
nsel,r,loc,z,169169.5d,all,ux,,,,,uy,roty,rotz!
中部支座
nsel,s,loc,y,-3.875
nsel,r,loc,z,49,50
nsel,r,loc,z,49,50d,all,ux,,,,,uy,roty,rotz
allselnsel,s,loc,y,-3.875
nsel,r,loc,z,119120
d,all,ux,,,,,uy,uz,roty,rotz
工况1一期恒载
/solu
acel,9