Analysis of stability of the Baihetan arch dam based on the comprehensive method
Sign Up to like & getrecommendations! Published in 2020 at "Bulletin of Engineering Geology and the Environment"
DOI: 10.1007/s10064-020-02009-0
Abstract: In this paper, the stabilities of the Baihetan arch dam were analyzed by combining a geomechanical model test and the 3D nonlinear finite element method (FEM) based on the comprehensive method. The deformation characteristics and… read more here.
Keywords: dam; arch dam; method; baihetan arch ... See more keywords
Correlation Study between Seismic Intensity Measures and Nonlinear Response of Arch Dam via Endurance Time Analysis
Sign Up to like & getrecommendations! Published in 2020 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-020-0548-6
Abstract: Predicting the structural response efficiently and quickly is a major focus in civil engineering. For concrete dams, due to the structure’s complexity, it is difficult to obtain the structural performance timely through a large number… read more here.
Keywords: arch dam; endurance time; response; intensity ... See more keywords
Study on the nonlinear deformation and failure mechanism of a high arch dam and foundation based on geomechanical model test
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.110287
Abstract: Abstract Mengdigou double-curvature arch dam, located in the southwest of China, is a 200-meter-high dam with complex geological conditions. Failure analysis of the arch dam coupled with the foundation is important for evaluation of the… read more here.
Keywords: dam; model test; arch dam; foundation ... See more keywords
Modal identification of concrete arch dam by fully automated operational modal identification
Sign Up to like & getrecommendations! Published in 2021 at "Structures"
DOI: 10.1016/j.istruc.2021.03.028
Abstract: Abstract Modal identification is a type of system identification, which studies on the modal parameters of systems by using modal test. In the case of using operational or ambient modal analysis, there is no need… read more here.
Keywords: arch dam; fully automated; identification; modal identification ... See more keywords
Seismic damage investigation of arch dams under different water levels based on massively parallel computation
Sign Up to like & getrecommendations! Published in 2020 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2019.105917
Abstract: Abstract Parallelization based on the overlapping domain decomposition method (ODDM) is adopted to increase the computation speed of large-scale nonlinear dynamic analysis. A comprehensive system of arch dam-reservoir-foundation is established considering the foundation radiation damping… read more here.
Keywords: computation; seismic damage; water; arch dam ... See more keywords
Effect of abutment movements on nonlinear seismic response of an arch dam
Sign Up to like & getrecommendations! Published in 2019 at "Structure and Infrastructure Engineering"
DOI: 10.1080/15732479.2019.1684955
Abstract: Abstract Abutment movement that induces a reduction of the valley width in the periods of initial impoundment has been observed in a few high arch dams. In this article, the effect of the abutment movement… read more here.
Keywords: response arch; abutment movement; arch; dam ... See more keywords
AC-IBFGS-Based Inversion Method for Estimating the Quasi-Viscoelastic Parameters of Arch Dams
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3186593
Abstract: This article investigates an inverse problem for variable physical and mechanical comprehensive parameters. A back analysis method based on an improved BFGS (Broyden-Fletcher-Goldfarb Shanno-Newtonian iteration) and AC (adjustment coefficient) is proposed to estimate the physical… read more here.
Keywords: comprehensive parameters; mechanical comprehensive; arch dam; method ... See more keywords
FEA of Effects Induced by Diurnal Temperature Variation on Downstream Surface of Xiaowan Arch Dam
Sign Up to like & getrecommendations! Published in 2021 at "Advances in Civil Engineering"
DOI: 10.1155/2021/6300387
Abstract: In order to make clear the cracking reasons in arch dam of Xiaowan Hydropower Station during operation period, the approach to combine ANSYS with finite element program COCE-3D is adopted. Firstly, the influence by element… read more here.
Keywords: xiaowan arch; arch dam; temperature; temperature field ... See more keywords