Results 31 to 40 of about 43,293 (223)

Modeling water penetration at dam-foundation joint [PDF]

open access: yes, 2007
When fracture occurs in a concrete dam, the crack mouth is typically exposed to water. Very often this phenomenon occurs at the dam-foundation joint and is driven also by the fluid pressure inside the crack.
Bolzon   +10 more
core   +2 more sources

Effective Lagrangian from Higher Curvature Terms: Absence of vDVZ Discontinuity in AdS Space [PDF]

open access: yes, 2001
We argue that the van Dam-Veltman-Zakharov discontinuity arising in the $M^2 \to 0$ limit of the massive graviton through an explicit Pauli-Fierz mass term could be absent in anti de Sitter space.
Accioly A   +24 more
core   +2 more sources

Seepage Safety Assessment of Concrete Gravity Dam Based on Matter-Element Extension Model and FDA

open access: yesEnergies, 2019
As an important infrastructure project, the concrete gravity dam plays an extremely important role in hydropower generation, irrigation, flood control, and other aspects.
Xiaoling Wang   +5 more
doaj   +1 more source

Observational Signatures of Quantum Gravity in Interferometers [PDF]

open access: yes, 2019
We consider the uncertainty in the arm length of an interferometer due to metric fluctuations from the quantum nature of gravity, proposing a concrete microscopic model of energy fluctuations in holographic degrees of freedom on the surface bounding a ...
Verlinde, Erik P., Zurek, Kathryn M.
core   +3 more sources

Predicting seismic damage on concrete gravity dams: a review

open access: yesStructure and Infrastructure Engineering, 2022
The seismic assessment of concrete gravity dams is a problem of prediction of cracking and the corresponding consequences. With the widespread use of general-purpose finite element programs, the work in the field has shifted towards quantifying the behaviour in a framework for assessment.
Yalin Arici, Berat Feyza Soysal
openaire   +2 more sources

Advanced Functional Materials for Marine Energy Utilization

open access: yesInterdisciplinary Materials, EarlyView.
Marine renewable energy is an important future clean energy supply. We construct and sort out the material system for marine energy capture and conversion, transmission, storage, and utilization for the first time. ABSTRACT Several features of marine energy, including large reserves, sustainable utilization, environmental friendliness, make it a ...
Qiang Yu   +7 more
wiley   +1 more source

Sensitivity analysis of factors affecting gravity dam anti-sliding stability along a foundation surface using Sobol method

open access: yesWater 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
doaj   +1 more source

Dynamic analysis of concrete gravity dam with RS-DAM [PDF]

open access: yes, 2015
In the thesis there is a short summary about concrete gravity dams, earthquakes and the damage they caused on concrete dams around the world. Later on, a computer program RSDAM, that is designed to evaluate the transient response of a cracked section, is
Vogrinčič, Rok
core   +1 more source

Insurance and the “Irrationalization” of Disaster Policy: A Political Crisis Theory for an Age of Climate Risk

open access: yesThe British Journal of Sociology, EarlyView.
ABSTRACT In the last several years, disaster insurance programs around the world have experienced disruptions that many observers interpret to be a primary symptom of “climate crisis” (Bittle 2024). Governments have responded to these disruptions through disjointed and at times contradictory measures: they treat disasters, alternately, as “Acts of God”
Stephen J. Collier
wiley   +1 more source

Investigation of seismic performance of concrete gravity dams using probabilistic analysis

open access: yesGrađevinar, 2017
The effect of the modulus of elasticity of concrete on seismic behavior of Koyna gravity dam in India is studied in the paper using probabilistic analysis.
Majid Pasbani Khiavi
doaj   +1 more source

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