横缝
- 网络transverse joint
![横缝](../cache/1345961.jpg)
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本文介绍了二种不同的接缝模型,并用以模拟拱坝横缝,进行了非整体拱坝有限元分析。
Two kinds of joint for modeling the transverse joint in FEM analysis on non integrity of arch dam are introduced .
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重力坝横缝止水至坝面距离对防止坝面劈头裂缝的影响
Effect of the distance between transverse joint seal and dam surface on the cleavage cracks in dam surface
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外掺MgO混凝土不分横缝快速筑拱坝仿真分析
Simulation analysis of MgO-concrete arch dam without contraction joints
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采用GAP单元分析拱坝在静水压力作用下横缝中存在的各种间隙对坝体结构受力的影响,分析结果表明:横缝存在间隙对拱坝结构受力有不良影响;
An analysis by using the GAP element is performed to study the effects of different transverse joint 's gaps on the structural stresses of arch dam under static water pressure .
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堰顶横缝表面封堵和混凝土裂缝的化学灌浆处理,增强了混凝土的防渗性能,坝体渗漏量降为1.88m3/h,满足了设计要求。
The impermeability of the concrete has been greatly improved and leakage of the dam body is decreased up to 1 . 88 m3 / h , thus meeting the design requirement .
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大坝横缝在高程110m以下进行接缝灌浆,以增强大坝整体性和改善孔口应力;
The transverse joints under El . 110 m will be grouted in order to strengthen the integration of the dam and improve the stress state around the outlets .
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计算结果表明,横缝下游宽度达到2mm以上,坝体应力恶化,将会危害到拱坝的安全。
The results show that when transverse joints aperture is beyond 2 mm , the development of transverse joints will change the structural action to a considerable extent , thus endangering the dam safety .
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本文采用应变率相关的混凝土非线性损伤模型以及基于Lagrange乘子的点点接触直接刚度法,进行了同时考虑混凝土材料非线性以及拱坝横缝接触非线性的高拱坝地震响应分析。
The seismic response analysis of a high arch dam is carried out , in which the nonlinear characteristics of concrete is modeled by strain rate-dependent damage constitutive relationship and the nonlinear contact of joints is simulated by direct stiffness method based on the Lagrange multiplier .
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拉西瓦混凝土双曲拱坝的横缝采用JBJ-60型单向注浆器在原有塑料拔管系统的基础上进行重复灌浆。
The transverse joints of Laxiwa arch dam use JBJ-60 one-way grouting device to conduct the repeated grouting in the original plastic pipe .
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方法1988-2003年在1610例食管癌切除胃代食管术中,附加以幽门环为中心、幽门纵切横缝成形术,成形后幽门孔径增至1.5cm。
Method Between 1988 and 2003 , during resection of esophageal carcinoma and esophagogastrostomy in 1610 patients with esophageal carcinoma , pyloroplasty was performed , in which the pylorus was cut longitudinally and sutured horizontally . Thus , the diameter of the opening of pylorus increased to 1.5 cm .
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高碾压混凝土拱坝横缝开度对拱坝安全的影响
Effect of Transverse Joints Aperture on High RCC Arch Dam Safety
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结果4周时腭横缝牵张达到预定限度。
Results The suture expansion was generally completed in 4 weeks .
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考虑坝体库水地基相互作用的有横缝拱坝地震响应分析
Seismic Analysis of Arch Dams with Contraction Joints and Dam-water-foundation Interaction
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微处理机在横缝摆动自动焊接系统中的应用
Application of microcomputer in the automatic welding system for horizontal weaving weld
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水泥混凝土路面横缝拱起分析
Analysis on the transverse seam buckling in cement concrete pavement
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小湾拱坝模拟实际横缝间距的非线性地震反应分析
Non-linear seismic response analysis of arch dam with contraction joints
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锯切横缝对沥青加铺层的作用研究
The effect research on the cuting transverse seam to the asphalt overlayer
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混凝土拱坝横缝对坝肩抗震稳定的影响
Effect of Transverse Slots of Concrete Arch Dam on Abutment Seismic Stability
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考虑横缝影响的拱坝动力分析
Dynamic analysis of an arch dam considering the effects of contraction joints
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一种考虑横缝非线性的接触模型
A contact model considering the nonlinear behaviors of transverse joints
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纵行切开横缝4例;
Patients were treated by longitudinal section and across suture ( heineke-mikulicz );
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反复循环加载下拱坝横缝钢筋简化分析
Simplified analysis on joint reinforcement of arch dam under reciprocating cyclic loading
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强震区高拱坝横缝配筋抗震措施
Reinforcements across contraction joints of high arch dams to resist strong earthquakes
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焦炭塔横缝埋弧自动焊工艺开发与应用
SAW Technology Development and Applicationin Transverse Seams of Coke Drum
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拱坝横缝钢筋与混凝土相互作用研究
Interaction between steel bar and concrete of arch dam with joint reinforcement
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混凝土拱坝横缝开度三维仿真计算研究
Three-dimension Emulation Computation Study of Transverse Joint Aperture of Concrete Arch Dam
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汾河二库坝体横缝的接缝灌浆
Joint Grouting of Dam Transverse Joint , Fenhe Reservoir ⅱ
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有横缝高拱坝的非线性地震响应分析
Nonlinear Seismic Response Analysis of High Arch Dams with Joints
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设有横缝的高拱坝地震反应分析方法
An approach to seismic response analysis of high arch dams with contraction joints
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含灌浆横缝碾压混凝土拱坝仿真应力和双轴强度判别
Simulation stresses of RCC arch dam with transverse joints and biaxial strength criteria