碾压混凝土坝
- 网络rcc;roller compacted concrete dam;rccd;RCD
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在碾压混凝土坝冷却水管模拟计算理论的分析基础上,提出适合于运用大型Ansys结构程序对高碾压混凝土坝进行仿真分析的水管冷却等效算法。
On the basis of analysis of the simulation theory for pipe cooling in RCC dam , an equivalent algorithm for pipe cooling is put forward , which is appropriate to be applied in the simulation analysis of high RCC dam using universal program of ANSYS .
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通过对碾压混凝土坝施工过程的分析,找出了其内在规律;
In this paper , we analyzed the construction process of RCC gravity dams and discovered its intrinsic laws .
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改进的BP神经网络在碾压混凝土坝温度场反分析中的应用
Application of Improved BP Neural Network in Back-Analysis of Temperature Field in RCC Dams
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应用Ansys求解碾压混凝土坝渗流场
Application of Ansys in Seepage Flow Field of RCC Dam
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基于Petri网的碾压混凝土坝施工系统耦合研究
Study on RCC Dam Construction System Coupling Based on Petri Net
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碾压混凝土坝外掺MgO微膨胀混凝土的试验研究
Experimental study on micro - expansion concrete mixed by MgO of roller compacted concrete dam
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基于DDA和FEM耦合方法的碾压混凝土坝抗震安全性分析
Seismic stability analysis of rolled compacted concrete dam based on approach of DDA coupled with FEM
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在材料措施方面,深入研究高碾压混凝土坝基础约束区采用外掺Mgo措施,利用其微膨胀性能补偿坝体降温过程中产生的温度应力,以防止大坝纵向裂缝的发生。
In the dam foundation restraint area , MgO can be mixed into concrete to prevent dam longitudinal crack .
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CSG坝是使用CSG材料填筑并采用碾压混凝土坝的施工工艺施工的一种新坝型。
CSG dam is a new dam type which use CSG material and constructed with craft of RCC .
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高温条件下碾压混凝土坝(RCC)施工技术已成为国内外从事RCC工作者最受关注的研究课题之一。
Now , the construction technique of rolled concrete dam with high temperature condition is one of the most attended research subjects by the domestic and foreign RCC constructers .
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本文以Delphi为系统仿真开发工具,对碾压混凝土坝施工过程进行仿真,实现了以缆机为浇筑机械的施工方案比选。
Using delphi as a system simulation exploitation tool , this paper simulates the construction process of roller compacted concrete dam , and realizes the compare and choice of the construction schemes with the cable crane as the construction machine .
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ANSYS在土坝渗流场和应力场及其耦合分析中的应用研究采用国际大型通用有限元软件ANSYS建模与自主开发主体计算程序相结合的办法来实现高寒地区碾压混凝土坝底孔温度应力的仿真计算。
The Application and Study of ANSYS on Seepage Field , Stress Field and Coupling Analysis for Earth Dam Through the adoption of finite element software ANSYS and simulation and analysis program to realize the calculation of high latitude RCC gravity temperature field stress field .
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f.将所编制的裂隙岩体变形与应力分析和锚固数值计算程序运用于混凝土坝基、岩石边坡以及碾压混凝土坝等工程中,得出一些合理而具有一定特色的结果。
F. The reasonable and characteristic result is come into of the concrete dam foundation , the rock slope and Roller-compacted Concrete Dam with the procedure of deformation and stress analysis of fractured rock masses and numerical simulation of reinforced rock masses .
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江垭大坝坝高131m,是目前世界上已建成的最高的全断面碾压混凝土坝。
The Jiangya dam , with the dam height of 131m , is the highest completed RCC dam in the world .
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根据整体式碾压混凝土坝结构模型试验与电算分析结果,得出RCC层间薄弱面对结构应力影响的一般规律,并据此提出修改断面以节省材料的途径。
As the result of computational analysis and model test of roller compacted concrete dam , general rules were obtained according to the effect of wear-surface between layers on stress distribution , and the suggestion to modify the profile of dam was proposed upon economical consideration .
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采用三维有限元法对某碾压混凝土坝(RCC)在施工导流期的应力场进行分析,着重校核了顶部未到设计龄期的碾压混凝土和大型导流底孔周边的应力分布;
Three dimension FEM is adopted in the stress analysis of a RCC gravity dam during the construction diversion period , which especially for clearing the stress distribution of the top area RCC concrete that under design RCC concrete age and around area of the large-scale bottom diversion outlet .
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目前,碾压混凝土坝的规模和高度正在日益扩大,300m级的碾压混凝土重力坝和200m级的碾压混凝土拱坝的研究正方兴未艾,对碾压混凝土筑坝技术、施工工艺和机械化程度的要求也更高。
The scale and height of rolling-concrete are spread increasingly , such as the technique studied recently that the 300 meters high gravity dam and the 200 meters high arch dam , which requires more experience in the damming technique , construction crafts and mechanization .
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针对碾压混凝土坝(RCCD)三维有限元仿真分析,计算量过于庞大的问题,提出了基于层合单元及生长单元的浮动网格法。
Due to the huge calculation work in the three dimensional finite element simulation analysis on the RCC dam , this paper puts forward a relocatable grid method based on the " multi layer element " and " growing element " .
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试制和改进试制了30套ND-50核子密度仪,应用于十余个水利水电工程碾压混凝土坝的质量控制,总方量超过5×10~5m~3。
Thirty sets of ND-50 nuclear density gauge have been trial-produced or reproduced , and applied to control the quality in roller compacted concrete dam ( RCCD ) . for at least 5 γ 105 m3 in more than ten hydraulic and hydroelectric projects .
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碾压混凝土坝施工浇筑系统仿真模型研究
Research on Concrete Pouring Simulation Model of RCC Gravity Dam Construction
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寒冷地区全断面碾压混凝土坝的试验研究
Experimental study on construction of full-section RCC dam in cold areas
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中国碾压混凝土坝的混凝土配合比研究
A study on concrete mix proportion of RCC dams in China
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碾压混凝土坝诱导缝设置及拱坝诱导缝等效强度
Equivalent strength and setting of crack director in RCC arch dams
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碾压混凝土坝采用台阶式溢洪道消能初探
A Preliminary Study on Stepped Spillway on RCC Dam for Dissipation
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碾压混凝土坝防渗技术对策研究
Research on Seepage Control Technique Countermeasure for Roller Compacted Concrete Dam
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碾压混凝土坝层面弹性模量和厚度反演
Feedback analysis of the layer elastic modulus and thickness of RCC dam
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模拟碾压混凝土坝成层浇筑过程温度场的解析解
Analytical Solution of Temperature Field Simulating Construction of RCC Dam
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碾压混凝土坝施工质量实时动态监控系统
Real-time Dynamic Supervisory System of Construction Quality of Large Volume RCC Dam
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碾压混凝土坝施工分仓跳仓方法研究
Study on Concreting Sequence Methods about RCC Gravity Dam Construction
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关于碾压混凝土坝原型监测设计一些问题的探讨
Discussions on Design of prototype monitoring system of roller compacted concrete dams