Results 31 to 40 of about 9,850 (282)

Advances on the Failure Analysis of the Dam—Foundation Interface of Concrete Dams [PDF]

open access: yesMaterials, 2015
Failure analysis of the dam-foundation interface in concrete dams is characterized by complexity, uncertainties on models and parameters, and a strong non-linear softening behavior. In practice, these uncertainties are dealt with a well-structured mixture of experience, best practices and prudent, conservative design approaches based on the safety ...
Luis Altarejos-García   +2 more
openaire   +3 more sources

3D numerical simulation of seismic failure of concrete gravity dams considering base sliding

open access: yesModelling in Civil Environmental Engineering, 2022
The sliding of dam base along dam-foundation rock interface during earthquake excitation can decrease the earthquake response of the dam. The present study reveals a numerical simulation of the seismic failure response for Oued Fodda concrete gravity dam,
DJAMEL Ouzandja, MOKHTAR Messaad
doaj   +1 more source

Macedon Dam [PDF]

open access: yes, 2021
This record was harvested from a previous catalogue system and will be withdrawn in 2025. Information in this record may be superseded or incomplete.
Reinforced Concrete and Monier Pipe Construction Co. Pty Ltd
core  

AC-IBFGS-Based Inversion Method for Estimating the Quasi-Viscoelastic Parameters of Arch Dams

open access: yesIEEE Access, 2022
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 ...
Hao Gu   +3 more
doaj   +1 more source

Real time thermal field analysis on Wudongde super high arch dam during construction

open access: yesGlobal Energy Interconnection, 2019
During concrete dam construction, concrete temperature monitoring and control is key to ensuring dam concrete quality and construction safety. In this study, a 2D thermal field restructuring method relating to the Kriging temperature interpolation is ...
Haoyang Peng   +4 more
doaj   +1 more source

Influence of filling sequence of concrete faced rockfill dam on deformation of squeezed sidewall and dam

open access: yesFrontiers in Earth Science, 2023
During construction of concrete faced rockfill dam (CFRD), the extrusion-sidewall will be protruding or deficiency under normal. Before panel construction, local slope cutting should be taken for the squeezed side wall or supplementary filling measures ...
Li Hongru   +5 more
doaj   +1 more source

Estimation of the Modulus of Elasticity for Dam Concrete [PDF]

open access: yesCement and Concrete Research, 1998
Peer ...
Vilardell, J.   +3 more
openaire   +2 more sources

A study of the saturation levels of concrete at different depths on the downstream zone of a dam under low-temperature conditions

open access: yesCase Studies in Construction Materials, 2022
For concrete dams, the saturation level before freezing is an important factor influencing freeze-thaw deterioration of the downstream area of the dam.
Yaoying Huang   +3 more
doaj   +1 more source

Nonlinear analysis of concrete gravity dams under normal fault motion [PDF]

open access: yesJournal of Structural and Construction Engineering, 2016
The importance of the seismic behavior of concrete gravity dams in their safety evaluation and stability is inevitable. Many factors affect the prediction of the behavior of concrete dams such as dam-foundation-reservoir interaction, dam and foundation ...
Mehdi Alijani Ardeshir   +2 more
doaj  

Numerical Simulation of Shock Response and Dynamic Fracture of a Concrete Dam Subjected to Impact Load

open access: yesEarth Sciences Research Journal, 2016
The shock response and dynamic fracture of concrete gravity dams under impact load are the key problems to evaluate the antiknock safety of the dam. This study aims at understanding the effects of impact shock on the elastic response and dynamic fracture
Lu Lu   +4 more
doaj   +1 more source

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