Results 11 to 20 of about 12,299 (255)

Estimation of the Shear Stress Parameter of a Power-Law Fluid [PDF]

open access: yesMathematical Problems in Engineering, 2016
We apply the Adomian decomposition method to a power-law problem for solutions that do not change the sign of curvature. In particular we consider solutions with positive curvature. The power series obtained via the Adomian decomposition method is used to estimate the shear stress parameter as well as the instant of time where the solution reaches its ...
Samer S. Al-Ashhab, Rubayyi T. Alqahtani
openaire   +2 more sources

Shear Strength Characteristics and Estimation Model of Weathered Sawtooth Structural Plane [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2023
In order to study the influence of weathering degree on the shear strength characteristics such as shear strength and shear deformation of sawtooth structural planes with different undulating angles, four kinds of regular sawtooth structural planes ...
LIAO Jun   +5 more
doaj   +1 more source

Rheological and Flocculation Analysis of Microfibrillated Cellulose Suspension Using Optical Coherence Tomography

open access: yesApplied Sciences, 2018
A sub-micron resolution optical coherence tomography device was used together with a pipe rheometer to analyze the rheology and flocculation dynamics of a 0.5% microfibrillated cellulose (MFC) suspension.
Antti I. Koponen   +3 more
doaj   +1 more source

Analytical solution for multilayer plates using general layerwise plate theory [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2005
This paper deals with closed-form solution for static analysis of simply supported composite plate, based on generalized laminate plate theory (GLPT). The mathematical model assumes piece-wise linear variation of in-plane displacement components and a ...
Vuksanović Đorđe M.   +1 more
doaj   +1 more source

Quantifying Diapir Ascent Velocities in Power‐Law Viscous Rock Under Far‐Field Stress: Integrating Analytical Estimates, 3D Numerical Calculations and Geodynamic Applications

open access: yesGeochemistry, Geophysics, Geosystems, 2023
Diapirism is crucial for heat and mass transfer in many geodynamic processes. Understanding diapir ascent velocity is vital for assessing its significance in various geodynamic settings.
Emilie Macherel   +3 more
doaj   +1 more source

A Slender Rivulet of a Power-Law Fluid Driven by Either Gravity or a Constant Shear Stress at the Free Surface [PDF]

open access: yesThe Quarterly Journal of Mechanics and Applied Mathematics, 2002
Summary: Similarity solutions that describe the flow of a slender non-uniform rivulet of non-Newtonian power-law fluid down an inclined plane are obtained. Rivulets driven by either gravity or a constant shear stress at the free surface are investigated, and in both cases solutions are obtained for both weak and strong surface-tension effects.
Wilson, S.K., Duffy, B.R., Hunt, R.
openaire   +5 more sources

Experimental Study on Shear Creep and Long-Term Strength of Clay-Type Muddy Interlayer

open access: yesApplied Sciences, 2023
In order to have a better understanding of the shear creep characteristics of muddy interlayer in unstable landslides, we took the more “inferior” clay muddy interlayer as the research object, and shear creep experiments under different normal stress ...
Pengzheng Guo   +5 more
doaj   +1 more source

Reynolds Stresses and Hemolysis in Turbulent Flow Examined by Threshold Analysis

open access: yesFluids, 2016
Use of laminar flow-derived power law models to predict hemolysis with turbulence remains problematical. Flows in a Couette viscometer and a capillary tube have been simulated to investigate various combinations of Reynolds and/or viscous stresses power ...
Mesude Ozturk   +2 more
doaj   +1 more source

Grain size effects and weakest link theory in 3D crystal plasticity simulations of polycrystals

open access: yesComptes Rendus. Physique, 2021
The weakest link theory, sometimes proposed to analyze size effects on the plastic behaviour of single crystals, is introduced in 3D numerical simulations of polycrystals.
Gélébart, Lionel
doaj   +1 more source

Equation for the simplified calculation of the horizontal shear stress in composite beams of rectangular cross-section with considerable width

open access: yesElectronic Journal of Structural Engineering
The theory of elasticity allows describing the law of variation of shear stresses  and  for a beam of rectangular cross-section, however, the expressions are extensive and complex.
Gustavo Berni
doaj   +3 more sources

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