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Dynamic Failure Experimental Study of a Gravity Dam Model on a Shaking Table and Analysis of Its Structural Dynamic Characteristics [PDF]
SensorsInvestigating the dynamic response patterns and failure modes of concrete gravity dams subjected to strong earthquakes is a pivotal area of research for addressing seismic safety concerns associated with gravity dam structures.
Jianchun Qiu +7 more
doaj +2 more sources
The collapse of the Sella Zerbino gravity dam
Engineering Geology, 2016 When a severe flood wave completely filled the Ortiglieto reservoir on August 13, 1935, the 14 m high "Sella Zerbino" secondary dam failed catastrophically causing > 100 casualties. Both of the dams, Sella Zerbino-Zerbino Saddle and Bric Zerbino-Zerbino Peak (Fig.
G. Petaccia +3 more
openaire +5 more sources
Improving Resistance of Gravity Dam to Seismic Wave by Using Stepped Base [PDF]
E3S Web of Conferences, 2021 This study analyzes the possible modes of the seismic wave for concrete gravity dams and the damage occurring in the body where two gravity dam sections are taken as a case study.
Jabbar Asmaa Abdul +2 more
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A STUDY ON SEISMIC VULNERABILITY ANALYSIS OF CONCRETE GRAVITY DAM WITH STRAIN RATE EFFECT [PDF]
Civil Engineering Journal, 2018 The seismic vulnerability analysis of gravity dam can predict the probability of dam damage at different levels under different seismic loads. It is significant to evaluate the seismic safety, optimize the seismic design and develop the reinforcement ...
Hai-tao Wang +4 more
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Water Science and Engineering, 2023 The anti-sliding stability of a gravity dam along its foundation surface is a key problem in the design of gravity dams. In this study, a sensitivity analysis framework was proposed for investigating the factors affecting gravity dam anti-sliding ...
Bo Xu, Shi-da Wang
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Directions of improvement of massive hydraulic retaining structures [PDF]
E3S Web of Conferences, 2023 The article deals with the issues of improving hydraulic retain-ing structures of the gravity (massive) type. In order to reduce the cost of building gravity (massive) dams and increase their efficiency, a constant search for new, more efficient design ...
Balzannikov Mikhail
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Non-probabilistic reliability analysis of gravity dams based on inversion of interval parameters
Yantu gongcheng xuebao, 2020 In the evaluation of structural performance and service behavior of gravity dams, the traditional probabilistic reliability analysis method is restricted by many factors, such as strict randomness of uncertain parameters, oversensitivity of calculated ...
WEI Bo-wen , ZHAN Liang-hong , LI Huo-kun , XU Zhen-kai
doaj +1 more source
Mathematics, 2023 Due to the construction technology of roller compacted concrete (RCC) gravity dams, there are many weak layers that have the potential to affect the seismic performance of dams. However, research on the seismic response and failure characteristics of RCC
Gaohui Wang +4 more
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Optimization Study For The Cross-Section Of A Concrete Gravity Dam: Genetic Algorithm Model And Application [PDF]
, 2019 Concrete gravity dams have trapezoidal shape in their cross section and shall guarantee the global stability against acting loads like hydrostatic and uplift pressures through his gravitational actions (self-weight and others).
Araujo, Leilson Joaquim +2 more
core +3 more sources
Dark Matter & Dark Energy from a single scalar field: CMB spectrum and matter transfer function [PDF]
, 2007 The dual axion model (DAM), yielding bot DM and DE form a PQ-like scalar field solving the strong CP problem, is known to allow a fair fit of CMB data.
Anderson G W Carroll S M +9 more
core +2 more sources