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Intelligent compaction theory of high roller compacted concrete dam

Liu Donghai,Li Bingyang,Cui Bo

Strategic Study of CAE 2011, Volume 13, Issue 12, Pages 74-79

Abstract: compacted concrete dam construction was presented, as well as the theory of real-time monitoring andBased on the analysis of real-time compaction index, a multiple regression model of the dam compactnesscompacted concrete dam was proposed finally.What's more, the research provides a new way for the construction quality control of roller compactedconcrete dam.

Keywords： roller compacted concrete（RCC）dam quality control intelligent compaction real-time monitoring real-time

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Application of entropy-based fuzzy matter-element analysis in seepage monitoring of RCC dam

Chongshi GU, Zhijun ZHANG, Xin CAI, Yue HOU

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1, Pages 105-111 doi: 10.1007/s11709-010-0015-4

Abstract: Taking account of the fuzzy results of the seepage monitoring analysis of roller compacted concrete (RCC) dam and uncertainties of the individual indicator evaluation, the fuzzy matter-element model ofseepage monitoring of RCC dam analysis has been established with the use of the fuzzy matter-elementcompacted concrete dam.compacted concrete dam is in accordance with the actual situation, which verifies the effectiveness

Keywords： information entropy fuzzy matter-element roller compacted concrete (RCC) dam seepage analysis

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China's High Dams Construction and Research on Science and Technology

Chen Zongliang

Strategic Study of CAE 2000, Volume 2, Issue 12, Pages 84-89

Abstract: , flood discharging and energy dissipation, treatment of dam foundation and treatment of high rock slopeThey in elude the 181 m-high concrete gravity dam in the Three Gorges Project, the 240 m — highErtan double curvature concrete arch dam, the 178 m- high Tianshenqiao No. 1 CFRD, the 182 m- high HongjiaduCFRD, the 233 m~high Shuibuya CFRD, the 130 m- high Shapai RCC arch dam, the 131 m- high Jiangya RCCgravity dam, etc.

Keywords： hydroelectric power high dam gravity dam arch dam roller compacted concrete dam (RC-CD) concrete facerockfill dam (CFRD)

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Behavior of compacted clay-concrete interface

R. R .SHAKIR, Jungao ZHU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1, Pages 85-92 doi: 10.1007/s11709-009-0013-6

Abstract: Tests of interface between compacted clay and concrete were conducted systematically using interfaceTwo types of concrete with different surface roughness, i.e., relatively smooth and relatively roughcontent, normal stress and rough surface on the shear stress-shear displacement relationship of clay-concretesurface except when the clay water content is greater than 16% for the case of rough concrete surfaceshear strength increases with increasing water content ratio especially for the case of clay-rough concrete

Keywords： soil structure interaction simple shear test interface friction compacted clay interface modeling

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Phase Ⅲ RCC Cofferdam Construction of TGP

Zhang Shuguang

Strategic Study of CAE 2003, Volume 5, Issue 11, Pages 79-81

Abstract:

The phase Ⅲ RCC cofferdam construction belongs to the phase Ⅲ diversion works.generation in 2003 and the guarantee to the safety construction of the follow-up right-bank intake damthe construction site and duration, both the concreting intensity and the rise height of the phase Ⅲ RCC

Keywords： TGP RCC cofferdam concrete

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Dynamic simulation based optimized design method of concrete production system for RCC dam

ZHAO Chunju, ZHOU Yihong

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 4, Pages 405-410 doi: 10.1007/s11709-007-0055-6

Abstract: The construction system of roller compacted concrete (RCC) dam is running according to a series of connected

Keywords： interacted dynamic simulation construction resource RCC

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Nonlinear elastic model for compacted clay concrete interface

R. R. SHAKIR, Jungao ZHU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2, Pages 187-194 doi: 10.1007/s11709-009-0033-2

Abstract: In this paper, a nonlinear elastic model was developed to simulate the behavior of compacted clay concreteThe clay soil used in the test was collected from the “Shuang Jang Kou” earth rockfill dam project.

Keywords： interface modeling friction soil structure interface soil structure interaction simple shear test

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Influence of soft rock-fill material as dam embankment with central bituminous concrete membrane

Peter TSCHERNUTTER

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1, Pages 63-70 doi: 10.1007/s11709-010-0016-3

Abstract: relevant material parameters for a valuation of the deformation behavior of the up- and downstream damshell by means of an embankment dam of medium height.This gave rise to the necessity of adjusting the dam design of the downstream dam shoulder.Several times higher dam settlements as well as significant differential settlements between the up-and downstream dam shell were observed during construction and operation.

Keywords： embankment dam bituminous concrete membrane rock-fill material properties deformation behavior

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Theory and application of construction simulation for roller compaction of high core rock-fill dam

Zhong Denghua,Zhao Chensheng,Zhang Ping

Strategic Study of CAE 2011, Volume 13, Issue 12, Pages 28-32

Abstract:

Based on the overall analysis of roller compaction system of high corerock-fill dam, the theory of construction simulation for roller compaction is put forward and the simulationmodel is set up which can actually reflect the uncertainties of the rock-fill dam roller compactionachievement has been applied to the filling unit construction process of the Nuozhadu high core rock-fill dam

Keywords： high core rock-fill dam roller compaction construction simulation

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Three-dimensional seismic response analysis of a concrete-faced rockfill dam on overburden layers

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2, Pages 258-266 doi: 10.1007/s11709-010-0031-4

Abstract: Reasonable seismic response analysis of a high rockfill dam is of great engineering significance in guidingits design and ensuring its seismic safety during operation, especially of a concrete-faced rockfilldam (CFRD) on overburden layers.The results indicate that: 1) the amplification coefficient along the dam axis gradually increases withthe altitude, and reaches maximum at the dam crest; 2) the vertical residual deformation mainly exhibits

Keywords： concrete-faced rockfill dam (CFRD) overburden layer dynamic analysis finite element method (FEM)

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Research on key construction technologies of concrete dam heightening project

Zhou Hougui

Strategic Study of CAE 2012, Volume 14, Issue 7, Pages 87-92

Abstract:

Based on construction practice of worldwide concrete dam heightening project, 4 key construction technologiesof concrete gravity dam heightening project by the integral heightening mode on the existing dam bythe down stream side and on the dam crest were systematically summarized.The 4 key technologies are concrete raw materials and mix proportion, jionting between new concrete andexisting concrete, controlled demolition and transference of old structures, and resources temporal

Keywords： construction technology dam heightening concrete dam hydraulic and hydropower engineering

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Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1, Pages 102-108 doi: 10.1007/s11709-010-0012-7

Abstract: Predicting “regular” dam deformations for prevailing conditions and comparing them with observeddeformations is an essential part of dam surveillance.deviations.The main contributors to the deformations of arch dams are water loading and the fluctuation of concretePrediction of dam deformations can be based on deterministic models, purely statistical models or so-calledand the portion caused by temperature variation.The present article deals with the analysis of arch dam

Keywords： arch dam analysis Zillergruendl concrete temperature hybrid model

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Features of seismic hazard in large dam projects and strong motion monitoring of large dams

Martin WIELAND,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1, Pages 56-64 doi: 10.1007/s11709-010-0005-6

Abstract: Earthquakes can affect large dam projects in many different ways.Among these dams were the 132-m-high Shapai RCC arch dam and the 156-m-high Zipingpu concrete face rockfilldam.These recently completed dams are dam types which, up to now, have not experienced strong ground shaking

Keywords： seismic hazard arch dam concrete face rockfill dam strong motion instrumentation reservoir-triggered

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A Brief Review of Rock-Filled Concrete Dams and Prospects for Next-Generation Concrete Dam Construction Review

Feng Jin, Duruo Huang, Michel Lino, Hu Zhou

Engineering 2024, Volume 32, Issue 1, Pages 100-106 doi: 10.1016/j.eng.2023.09.020

Abstract:

Over the past few decades, one of the most significant advances in dam construction has been the inventionof the rock-filled concrete (RFC) dam, which is constructed by pouring high-performance selfcompactingconcrete (HSCC) to fill the voids in preplaced large rocks. The innovative use of large rocks in dam construction provides engineers with a material that Prospects for next-generation concrete dams are discussed from the perspectives of environmental

Keywords： Rock-filled concrete dam Pouring compactness Effect of large rocks Intelligent quality control Unmanneddam construction

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Key Technical Issues Related to Super-high Concrete Slab Dam

Ma Hongqi,Cao Keming

Strategic Study of CAE 2007, Volume 9, Issue 11, Pages 4-10

Abstract: style="text-align: justify;">This essay summarizes the main technical points related to 100-meter-high concreteslab dam and analyzes the main problems and their causes of 200-meter-high concrete slab dam during Based on the main experiences of the super-high concrete slab dam built after the year of 2000, key technical issues related to 300-meter-high concrete slab dam that need research have been

Keywords： concrete slab dam super-high dam technology