Resource Type

Journal Article 401

Conference Videos 6

Year

2024 1

2023 19

2022 52

2021 39

2020 28

2019 37

2018 10

2017 11

2016 18

2015 6

2014 14

2013 25

2012 9

2011 21

2010 14

2009 27

2008 20

2007 16

2006 4

2005 4

open ︾

Keywords

concrete 48

compressive strength 15

reinforced concrete 10

fly ash 6

arch dam 5

durability 5

steel fiber 5

Concrete 4

artificial neural network 4

fiber-reinforced polymer 4

mechanical properties 4

prestressed concrete 4

sensitivity analysis 4

shrinkage 4

CFRP 3

Three Gorges Project 3

numerical simulation 3

shear strength 3

stress-strain relationship 3

open ︾

Search scope:

排序： Display mode:

Reliability and variance-based sensitivity analysis of arch dams during construction and reservoir impoundment

M. Houshmand KHANEGHAHI, M. ALEMBAGHERI, N. SOLTANI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3,   Pages 526-541 doi: 10.1007/s11709-018-0495-1

Abstract: The static performance of arch dams during construction and reservoir impoundment is assessed takingDez arch dam is chosen as the case study; it is modeled along with its rock foundation using the finiteSince previous studies concentrated on simplified models and approaches, comprehensive study of the arch

Keywords： concrete arch dams     reliability     randomness     improved Latin hypercube sampling     variance-based sensitivity    

HTML PDF Collect

Risk-based probabilistic thermal-stress analysis of concrete arch dams

Narjes SOLTANI, Mohammad ALEMBAGHERI, Mohammad Houshmand KHANEGHAHI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1007-1019 doi: 10.1007/s11709-019-0521-y

Abstract: The probabilistic risk of arch dam failure under thermal loading is studied.defined as random variables, are associated with the most affecting structural (material) properties of concreteKaraj arch dam is selected as case study.

Keywords： arch dams     probabilistic analysis     thermal stress     sensitivity     reliability    

HTML PDF Collect

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:

The development and characteristics of high dams construction in China are introduced.and technology of high dams are indicated.They 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 RCC

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

HTML PDF Collect

Shape design of arch dams under load uncertainties with robust optimization

Fengjie TAN, Tom LAHMER

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4,   Pages 852-862 doi: 10.1007/s11709-019-0522-x

Abstract: need in hydro-electricity, water storage, and flood protection, it is assumed that a series of new damsThe focus of this paper is on the non-probabilistic-based design of new arch-type dams by applying meansThe optimization of an arch-type dam is realized here by a robust optimization method under load uncertaintyBy this means, the robust design can generate an improved arch dam structure that ensures both safety

Keywords： arch dam     shape optimization     robust optimization     load uncertainty     approximation model    

HTML PDF Collect

Key Technologies in the Design and Construction of 300 m Ultra-High Arch Dams

Renkun Wang

Engineering 2016, Volume 2, Issue 3,   Pages 350-359 doi: 10.1016/J.ENG.2016.03.012

Abstract: seven ultra-high arch dams over 200 m tall by the end of 2014.Among these, the Jinping I (305 m), Xiaowan (294.5m), and Xiluodu (285.5 m) arch dams have reached the300 m height level (i.e., near or over 300 m), making them the tallest arch dams in the world.The design and construction of these 300 m ultra-high arch dams posed significant challenges, due tom ultra-high arch dams, including the strength and stability of foundation rock, excavation of the dam

Keywords： Ultra-high arch dam     Shape optimization     Arch dam overall safety     Seismic safety     Concrete temperature control    

HTML PDF Collect

Analysis of foundation sliding of an arch dam considering the hydromechanical behavior

Maria Luísa Braga FARINHA, José Vieira de LEMOS, Emanuel MARANHA DAS NEVES

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 35-43 doi: 10.1007/s11709-012-0142-1

Abstract: This paper presents the application of a methodology which can be used to assess arch dam foundationobtained with the usual bi-linear uplift pressure distribution at the base of the dam, commonly used in concreteThe relevance of carrying out hydraulic analysis in arch dam foundation failure studies is highlighted

Keywords： concrete dams     rock foundations     hydromechanical behavior     failure analysis    

HTML PDF Collect

Earthquake analysis of arch and gravity dams including the effects of foundation inhomogeneity

LIN Gao, DU Jianguo, HU Zhiqiang

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1,   Pages 41-50 doi: 10.1007/s11709-007-0004-4

Abstract: Dam-foundation interaction plays an important role in the design of earthquake-resistant concrete archand gravity dams.In this paper, the effect of foundation inhomogeneity on the seismic response of arch and gravity damsarch dams as well as gravity dams were analyzed.arch and gravity dams has great significance.

Keywords： selection     interlayer     damfoundation interaction     Geological     computational    

HTML PDF Collect

Modelling autogenous expansion for magnesia concrete in arch dams

JIN Feng, LUO Xiaoqing, ZHANG Chuhan, ZHANG Guoxin

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 211-218 doi: 10.1007/s11709-008-0025-7

Abstract: Magnesia Concrete is a kind of expansive concrete used in Chinese hydraulic engineering more and moreTo evaluate the effects of autogenous expansion on the stresses of arch dams, a simple model of autogenousconcrete; 3) the autogenous expansion strain rates of Magnesia Concrete bear a relation between temperaturedata of an arch dam in China.Embedded into finite element arch dam simulation software, this model is employed to simulate the effects

Keywords： field-measured     irreversibility     temperature     irreversible     element arch    

HTML PDF Collect

Dynamic failure analysis of concrete dams under air blast using coupled Euler-Lagrange finite element

Farhoud KALATEH

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 15-37 doi: 10.1007/s11709-018-0465-7

Abstract: In this study, the air blast response of the concrete dams including dam-reservoir interaction and acousticdams.Numerical results revealed that 1) concrete arch dams are more vulnerable to air blast loading than concretegravity dams; 2) reservoir has mitigation effect on the response of concrete dams; 3) acoustic cavitationintensify crest displacement of concrete dams.

Keywords： air blast loading     concrete dams     finite element     dam-reservoir interaction     cavitation     concrete damage model    

HTML PDF Collect

Trial design of arch bridge of composite box section with steel web-concrete flange

Jiangang WEI, Qingwei HUANG, Baochun CHEN,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3,   Pages 370-375 doi: 10.1007/s11709-010-0073-7

Abstract: The concrete arch bridge is a natural and appropriate structural solution, aesthetically pleasing andA potential solution is to use a composite box arch ring with steel web-concrete flange.Taking Wanzhou Yangtze River Bridge (the longest concrete arch bridge in the world with a main span ofsteel webs and plain steel webs) and concrete flanges were carried out.Comparison of quantities and structural behaviors of the prototype concrete arch with the two trial designed

Keywords： steel webs     concrete     box arch     trial design     structural behaviors     finite element method    

HTML PDF Collect

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: an alarm is triggered in the case of larger deviations.The main contributors to the deformations of archdams are water loading and the fluctuation of concrete temperature.loading and the portion caused by temperature variation.The present article deals with the analysis of archproposed procedure is employed for the analysis of the deformations of the 186 m high Zillergruendl arch

Keywords： arch dam     analysis     Zillergruendl     concrete temperature     hybrid model    

HTML PDF Collect

Strengthening of the concrete face slabs of dams using sprayable strain-hardening fiber-reinforced cementitious

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 2,   Pages 145-160 doi: 10.1007/s11709-022-0806-4

Abstract: slabs in a concrete-face rockfill dam (CFRD) for the first time.It was found that the FRCC layer improved the flexural performance of concrete slabs significantly.The cracking and ultimate loads of a concrete slab with an 80 mm FRCC layer were 132% and 69% higherthan those of the unstrengthened concrete slab, respectively.144% higher than that of the unstrengthened concrete slab.

Keywords： strain-hardening cementitious composites     engineered cementitious composites     sprayable     shotcrete     strengthening     concrete-face    

HTML PDF Collect

Concrete-Filled Steel Tube Arch Bridges in China Review

Jielian Zheng, Jianjun Wang

Engineering 2018, Volume 4, Issue 1,   Pages 143-155 doi: 10.1016/j.eng.2017.12.003

Abstract: steel tube (CFST) arch bridges and concrete arch bridges with a CFST skeleton.bridges and concrete arch bridges with a CFST skeleton in China are elaborated., and installation of steel tube arch trusses, the preparation and pouring of in-tube concrete, and theThe main construction technologies of reinforced concrete arch bridges are also presented, which includeIn addition, the construction of two CFST skeleton concrete arch bridges—the Guangxi Yongning Yong

Keywords： Concrete-filled steel tube (CFST) arch bridge     Steel-reinforced concrete arch bridge     Cable-stayed fastening-hangingcantilever     assembly     Vacuum-assisted pouring in-tube concrete     Adjusting load by stay cables    

HTML PDF Collect

A general framework for modeling long-term behavior of earth and concrete dams

Bernhard A. SCHREFLER, Francesco PESAVENTO, Lorenzo SANAVIA, Giuseppe SCIUME, Stefano SECCHI, Luciano SIMONI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 41-52 doi: 10.1007/s11709-010-0070-x

Abstract: Many problems are linked with the long-term behavior of both earthdams and concrete dams.They range from hydraulic fracturing to alkali-silica reaction (ASR) and to repair work in concrete dams

Keywords： earth dams     concrete dams     multiphase porous materials     coupled problems     hydraulic fracture     concrete hydration    

HTML PDF Collect

Dynamic in-plane transversal normal stresses in the concrete face of CFRD

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 135-148 doi: 10.1007/s11709-018-0481-7

Abstract: Severe earthquakes can induce damages to Concrete Face Rockfill Dams (CFRDs) such as concrete crackingeasy-to-use procedure that accounts for the dam height effects, valley narrowness, valley slopes, width of concretedynamic complement of a method recently developed to evaluate in-plane transversal normal stresses in the concreteUsing these two procedures in a sequential manner, it is possible to define the concrete slab in-planeIn the above reference, the method to evaluate the concrete face in-plane transversal normal stresses

Keywords： CFR dams     dynamic analysis     in-plane normal stresses     concrete face    

HTML PDF Collect

Title Author Date Type Operation

Reliability and variance-based sensitivity analysis of arch dams during construction and reservoir impoundment

M. Houshmand KHANEGHAHI, M. ALEMBAGHERI, N. SOLTANI

Journal Article

Risk-based probabilistic thermal-stress analysis of concrete arch dams

Narjes SOLTANI, Mohammad ALEMBAGHERI, Mohammad Houshmand KHANEGHAHI

Journal Article

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

Chen Zongliang

Journal Article

Shape design of arch dams under load uncertainties with robust optimization

Fengjie TAN, Tom LAHMER

Journal Article

Key Technologies in the Design and Construction of 300 m Ultra-High Arch Dams

Renkun Wang

Journal Article

Analysis of foundation sliding of an arch dam considering the hydromechanical behavior

Maria Luísa Braga FARINHA, José Vieira de LEMOS, Emanuel MARANHA DAS NEVES

Journal Article

Earthquake analysis of arch and gravity dams including the effects of foundation inhomogeneity

LIN Gao, DU Jianguo, HU Zhiqiang

Journal Article

Modelling autogenous expansion for magnesia concrete in arch dams

JIN Feng, LUO Xiaoqing, ZHANG Chuhan, ZHANG Guoxin

Journal Article

Dynamic failure analysis of concrete dams under air blast using coupled Euler-Lagrange finite element

Farhoud KALATEH

Journal Article

Trial design of arch bridge of composite box section with steel web-concrete flange

Jiangang WEI, Qingwei HUANG, Baochun CHEN,

Journal Article

Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Journal Article

Strengthening of the concrete face slabs of dams using sprayable strain-hardening fiber-reinforced cementitious

Journal Article

Concrete-Filled Steel Tube Arch Bridges in China

Jielian Zheng, Jianjun Wang

Journal Article

A general framework for modeling long-term behavior of earth and concrete dams

Bernhard A. SCHREFLER, Francesco PESAVENTO, Lorenzo SANAVIA, Giuseppe SCIUME, Stefano SECCHI, Luciano SIMONI

Journal Article

Dynamic in-plane transversal normal stresses in the concrete face of CFRD

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Journal Article