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DAM: 作品数：987被引量：1830H指数：17; 导出分析报告; 相关作者：钱博韩维和李国清张玲盛永鑫更多>>; 相关机构：中国电子科技集团公司第三十八研究所辽宁省广播电视传输发射中心广西广播电视技术中心陕西师范大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家科技支撑计划国家教育部博士点基金更多>>

Numerical three-dimensional modeling of earthen dam piping failure: 《Water Science and Engineering》2024年第1期72-82,共11页Zhengang Wang; A physically-based numerical three-dimensional earthen dam piping failure model is developed for homogeneous and zoned soil dams.This model is an erosion model,coupled with force/moment equilibrium analyses.Orifice fl...; 关键词：3D dam breach model 2D shallow water equations 3D slope stability analysis Piping failure Teton Dam Quail Creek Dike

Deformation prediction model of concrete face rockfill dams based on an improved random forest model被引量：10: 《Water Science and Engineering》2023年第4期390-398,共9页Yan-long Li Qiao-gang Yin Ye Zhang Heng Zhou; supported by the National Natural Science Foundation of China(Grant No.51979224);the China National Funds for Distinguished Young Scientists(Grant No.52125904).; The unique structure and complex deformation characteristics of concrete face rockfill dams(CFRDs)create safety monitoring challenges.This study developed an improved random forest(IRF)model for dam health monitoring ...; 关键词：Dam health monitoring M5'model tree IRF Monitoring models Settlement prediction

Numerical modeling of earthen dam breach due to piping failure被引量：8: 《Water Science and Engineering》2019年第3期169-178,共10页Sheng-shui Chen Qi-ming Zhong Guang-ze Shen; supported by the National Key Research and Development Program of China(Grant No.2017YFC0404805);the National Natural Science Foundation of China(Grants No.51779153 and 51539006);the Central Public-interest Scientific Institution Basal Research Fund(Grant No.Y717012);the Natural Science Foundation of Jiangsu Province(Grant No.BK20161121); Based on model tests of earthen dam breach due to piping failure, a numerical model was developed.A key difference from previous research is the assumption that the cross-section of the pipe channel is an arch, with a...; 关键词：Earthen DAM PIPING FAILURE OVERTOPPING FAILURE Breach FLOW NUMERICAL modeling Sensitivity analysis

Long-term deformation analysis of Shuibuya concrete face rockfill dam based on response surface method and improved genetic algorithm被引量：12: 《Water Science and Engineering》2019年第3期196-204,共9页Fu-hai Yao Shao-heng Guan He Yang Yuan Chen Huan-feng Qiu Gang Ma Qi-wen Liu; supported by the National Natural Science Foundation of China(Grant No.51579193);the Science and Technology Planning Project of Guizhou Province(Grant No.[2016]1154); Due to the size effects of rockfill materials, the settlement difference between numerical simulation and in situ monitoring of rockfill dams is a topic of general concern.The constitutive model parameters obtained fr...; 关键词：SHUIBUYA ROCKFILL DAM Parameter BACK analysis Response surface method Duncan EB model TIME-DEPENDENT deformation

An intelligent singular value diagnostic method for concrete dam deformation monitoring被引量：4: 《Water Science and Engineering》2019年第3期205-212,共8页Jie Yang Xu-dong Qu Meng Chang; supported by the National Natural Science Foundation of China(Grant No.51579207);the Open Foundation of State Key Laboratory Base of Eco-Hydraulic Engineering in Arid Area(Grant No.2016ZZKT-8);the Key Projects of Natural Science Basic Research Program of Shaanxi Province(Grant No.2018JZ5010); Extracting implicit anomaly information through deformation monitoring data mining is highly significant to determining dam safety status.As an intelligent singular value diagnostic method for concrete dam deformation...; 关键词：SINGULAR VALUE diagnosis Convolutional NEURAL network Artificial INTELLIGENCE DEFORMATION monitoring Concrete DAM

Porosity and permeability variations of a dam curtain during dissolution被引量：15: 《Water Science and Engineering》2019年第2期155-161,共7页Ji-xiang Huo Fu-heng Ma Xiao-lei Ji; supported by the Young Scientists Fund of the National Natural Science Foundation of China(Grant No.51609150);the National Key Research and Development Program of China(Grant No.2018YFC0407103);the National Natural Science Foundation of China(Grant No.51779155); During reservoir operation,the erosion effects of groundwater change the porosity and permeability of the dam curtain,causing changes to the seepage field.To understand where the changes take place and to what degree ...; 关键词：DAM CURTAIN Permeability Multi-field coupling model POROSITY Erosion SOLUTE transport SEEPAGE flow

Seismic design of Xiluodu ultra-high arch dam被引量：4: 《Water Science and Engineering》2018年第4期288-301,共14页Ren-kun Wang Lin Chen Chong Zhang; supported by the Program of Study on the Standard of Overall Safety Control of High Arch Dam of PowerChina Co.,Ltd.(Grant No.DJ-ZDXM-2014-19); The 285.5 m-high Xiluodu Arch Dam is located in a seismic region along the Jinsha River in China, where the horizontal components of peak ground accelerations for design and checking earthquakes have been estimated to...; 关键词：Seismic design Nonlinear dynamic analysis Dam shape optimization Seismic strengthening Xiluodu arch dam

Flood management of Dongting Lake after operation of Three Gorges Dam被引量：8: 《Water Science and Engineering》2017年第4期303-310,共8页Xi-jun Lai Zi-ming Wang; supported by the National Basic Research Program of China(973 Program,Grant No.2012CB417000); Full operation of the Three Gorges Dam(TGD) reduces flood risk of the middle and lower parts of the Yangtze River Basin. However,Dongting Lake, which is located in the Yangtze River Basin, is still at high risk for po...; 关键词：THREE Gorges DAM FLOOD control Water LEVEL HYDRODYNAMIC model Dongting LAKE

Seepage safety monitoring model for an earth rock dam under influence of high-impact typhoons based on particle swarm optimization algorithm被引量：8: 《Water Science and Engineering》2017年第1期70-77,共8页Yan Xiang Shu-yan Fu Kai Zhu Hui Yuan Zhi-yuan Fang; supported by the National Natural Science Foundation of China(Grants No.51179108 and 51679151);the Special Fund for the Public Welfare Industry of the Ministry of Water Resources of China(Grant No.201501033);the National Key Research and Development Program(Grant No.2016YFC0401603);the Program Sponsored for Scientific Innovation Research of College Graduates in Jiangsu Province(Grant No.KYZZ15_0140); Extreme hydrological events induced by typhoons in reservoir areas have presented severe challenges to the safe operation of hydraulic structures. Based on analysis of the seepage characteristics of an earth rock dam,...; 关键词：Monitoring model Particle swarm optimization algorithm Earth rock dam Lagging effect TYPHOON Seepage pressure Mutation factor Piezometric level

Seismic responses of high concrete face rockfill dams:A case study被引量：6: 《Water Science and Engineering》2016年第3期195-204,共10页Sheng-shui Chen Zhong-zhi Fu Kuang-ming Wei Hua-qiang Han; supported by the National Natural Science Foundation of China(Grants No.91215301 and 51309161);the Scientific Research Fund of the Nanjing Hydraulic Research Institute(Grants No.Y314011 and Y315005); Seismic responses of the Zipingpu concrete face rockfill dam were analyzed using the finite element method. The dynamic behavior of rockfill materials was modeled with a viscoelastic model and an empirical permanent s...; 关键词：Concrete face ROCKFILL DAM (CFRD) SEISMIC response Zipingpu PERMANENT strain Construction joint VISCOELASTIC model Finite element method

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