水位骤降时坝体稳定性分析 - MIDAS-整体解决...
Transcript of 水位骤降时坝体稳定性分析 - MIDAS-整体解决...
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Basic Tutorials
Chapter 7. | 1
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1.1
(Steady state) (Transient)
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1.2
30m 150m 100m
20m 10m
5m
5m
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Chapter 7. | 3
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[(07_Dam_start)]
* : > > (Analysis > Analysis Case > Setting)
Z SI (kN,m)
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3
3.1 ()
Mohr-Coulomb
Mohr
Coulomb
Mohr
Coulomb
Mohr
Coulomb
Mohr
Coulomb
(E) 4.0E+04 5.0E+04 5.2E+04 2.0E+06
(v) 0.35 0.33 0.3 0.2
(r) 20 20 19 23
Ko 0.5 0.5 0.74 0.6
() 21 22 22 23 Initial Void
Ratio(eo) 0.5 0.5 0.5 0.5
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kx 1.92E-05 1.00E-04 0.01 1.00E-05
ky 1.92E-05 1.00E-04 0.01 1.00E-05
kz 1.92E-05 1.00E-04 0.01 1.00E-05
(Ss) Auto Auto Auto Auto
30 0 0 100
35.6 33 39 43
(vu)(E')(v')
0.5 0.495
'( ')
(1 2 ')(1 ')(1 2 )
uf u
u
EK BK
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Chapter 7. | 5
sw w
w f
nS
K K
s
(1 2 ')(1 ')(1 2 )
'( ')
uw
u
SE
3.2
3D 3D 3D 3D
3.3
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(20m)(5m / day) 5m
(0,20)(72,5)(100,5)
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200(hr) 0
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4.1
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Face)
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* : > > (Geometry > Protrude > Extrude)
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Y 100(m)
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8 | Chapter 7.
* : > > (Geometry > Surface & Solid > Auto
Connect)
(6 )
> > >
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Chapter 7. | 9
4.2
* : > > 3D (Mesh > Generate > 3D)
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5.1
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Boundary > Nodal Head)
20(m)
5(m) 20m
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20(m)
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< Q=0
Section 6
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Boundary > Review)
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5.2
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5.3
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> ''
''
5.4
* : > > (Analysis > Analysis > Perform)
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6
()
6.1
Nodal Seepage Results
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Nodal Seepage
Results > TOTAL HEAD
20m 5m
16m
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Nodal Seepage
Results > PORE PRESSURE HEAD '0(zero)'
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Chapter 7. | 17
< Q=0
20m 5m 5m
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6.2
3D Element
Seepage Results > FLOW VELOCITY X(-)
(+)
6.3
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6.4 PDF
GTS NX / PDF
> 3D PDF
PDF
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Dam.pdf
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20 | Chapter 7.