Results 31 to 40 of about 57,121 (213)

Approximation zones of the Saint-Venant equations f flood routing with overbank flow [PDF]

open access: yesHydrology and Earth System Sciences, 2000
The classification of river waves as gravity, diffusion or kinematic waves, corresponds to different forms of the momentum equation in the Saint-Venant system.
R. Moussa, R. Moussa, C. Bocquillon
doaj  

A nonlinear Korn inequality based on the Green-Saint Venant strain tensor

open access: yes, 2016
A nonlinear Korn inequality based on the Green-Saint Venant strain tensor is proved, whenever the displacement is in the Sobolev space $W^{1,p}$, $p\geq 2$, under Dirichlet conditions on a part of the boundary. The inequality can be useful in proving the
Musesti, Alessandro
core   +1 more source

The effect of water stage on the infiltration rate for initially dry channels [PDF]

open access: yes, 2007
Several hydrological models that are used for simulating the water flow in rivers and channels are based on the shallow water equations as in Copeland and El-Hanafy, (2006) or Saint Venant equations (El-Hanafy and Copeland, 2007a). Both the shallow water
Copeland, Graham J.M., Elhanafy, Hossam
core  

Surface oscillations in channeled snow flows

open access: yes, 2007
An experimental device has been built to measure velocity profiles and friction laws in channeled snow flows. The measurements show that the velocity depends linearly on the vertical position in the flow and that the friction coefficient is a first-order
A. Bouchet   +17 more
core   +3 more sources

Dynamic response at the terminus of oblique intersecting joints subjected to stress waves

open access: yesDeep Underground Science and Engineering, EarlyView.
This study derives the propagation equation for stress waves impinging upon nonlinear oblique intersecting joints. It analyzes the dynamic response at the terminus of nonlinear oblique intersecting joints subjected to stress waves. Abstract To investigate the dynamic response at the terminus of oblique intersecting joints subjected to stress waves, a ...
Gang Hu   +4 more
wiley   +1 more source

Gravel Replenishment Downstream of Dams: Insights From a Flume Experiment in a Straight Embanked Channel

open access: yesWater Resources Research
Gravel replenishment (GR) is a common strategy to mitigate the negative effects of sediment deficit caused by dam regulation. However, its effectiveness in restoring dam‐regulated embanked gravel‐bed rivers with alternate bars is still unclear.
Junjian Deng   +2 more
doaj   +1 more source

Experiencing Extreme Hunger in Anorexia Nervosa Recovery: A Qualitative Analysis of Reddit Narratives

open access: yesInternational Journal of Eating Disorders, EarlyView.
ABSTRACT Objective Recovery from anorexia nervosa involves psychological and social adjustments that extend beyond weight restoration. Online forums increasingly serve as spaces where recovery experiences are openly shared, including accounts of “extreme hunger” during refeeding—a phenomenon that has not been reported in the clinical literature.
Léonie Langanay   +6 more
wiley   +1 more source

Jean Barré de Saint-Venant et la colonisation nouvelle

open access: yesDiciottesimo Secolo
The aim of this article is to explore the intellectual and political trajectory of the Dominguan planter, scientist, and agronomist Jean Barré de Saint-Venant (1737-1810).
Giulio Talini
doaj   +1 more source

Developing Semi-Analytical solutions for Saint-Venant Equations in the Uniform Flow Region

open access: yesمجله آب و خاک, 2016
Introduction: Unsteady flow in irrigation systems is the result of operations in response to changes in water demand that affect the hydraulic performance networks.
M.M. Heidari, S. Kouchakzadeh
doaj   +1 more source

Flash floods simulation using Saint Venant equations [PDF]

open access: yes, 2007
Flash floods prediction is considered one of the important environmental issues worldwide. In order to predict when and where the flood wave will invade and attack our lives, and provide solutions to deal with this problem it is essential to develop a ...
Copeland, Graham J.M., Elhanafy, Hossam
core  

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