Steel bar embedding element
Figures of the Article
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Cracks in Stage Ⅰ slab of Shuibuya CFRD
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Horizontal cracks in left abutment slab of HJD CFRD
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Cracks in slab of JL CFRD
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3D example of multi-point constraint refinement
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Steel bar embedding element
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Uniaxial stress-strain curve of concrete
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Arrangement of impervious body of Dashixia CFRD
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Material zoning of Dashixia CFRD
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Refined FEM model for Dashixia CFRD
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Reinforcements in slab
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Deformations of slab during operation period
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Slab stresses during operation period
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Comparison of axial stresses at elevation 1640 m by different models
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Tensile damage factor dt of slab during operation period
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Tensile stresses of reinforcements
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Cracks in slabs of Dashixia CFRD
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Special reinforcement area of Dashixia CFRD
Tables of the Article
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Parameters of "NHRI" model
坝体分区 ρd/(g·cm-3) φ0/(°) Δφ/(°) k n Rf cd/% nd Rd 垫层区(2A) 2.31 49.3 5.9 920 0.29 0.67 0.49 0.45 0.65 主砂砾石区(3BA、3BB) 2.27 50.1 6.3 1294 0.32 0.74 0.30 0.67 0.72 主堆石区(3BC、3C2) 2.22 53.2 9.0 1104 0.22 0.65 0.40 0.72 0.64 下游堆石区(3C1) 2.22 52.6 8.7 1044 0.21 0.66 0.46 0.70 0.66 增模区 2.28 69.1 17.9 0.14 3928.7 0.35 0.08 0.44 0.11 -
Parameters of creep model
坝体分区 α b /% c/% d /% m1 m2 m3 垫层区(2A) 0.006 0.130 0.028 0.277 0.355 0.600 0.700 主砂砾区(3BA、3BB) 0.0062 0.114 0.025 0.241 0.351 0.578 0.696 主堆石料区(3BC、3C2) 0.0055 0.138 0.030 0.363 0.358 0.629 0.783 下游堆石区(3C1) 0.0054 0.140 0.032 0.365 0.358 0.629 0.783 -
Parameters for damage model
Ec/104 MPa fcr/MPa εcr αc ftr/MPa εtr αt 3.0 20.1 1.470×10-3 0.74 2.01 9.5×10-5 1.25 -
Cracks width under different reinforcements scheme
配筋加强区Ⅰ 配筋加强区Ⅱ 水平向配筋率/% 纵向裂缝最大宽度/mm 顺坡向配筋率/% 水平向最大裂缝宽/mm 原方案 0.587 0.32 0.587 0.24 加强方案 0.783 0.20 0.691 0.18

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