نتایج جستجو برای: thickness shear frequencies

تعداد نتایج: 270209  

2016
Victor Augusto Domingos Dias Rogério Abdallah Curi Guilherme Luis Pereira Jéssica Moraes Malheiros Rafael Espigolan Lúcia Galvão de Albuquerque Luis Artur Loyola Chardulo Henrique Nunes de Oliveira

The objective of this work was to estimate allelic frequencies of the polymorphisms IGF2/MboII (G > T) of the insulin‐like growth factor 2 (IGF2) gene, DQ499531.1:g.134A > T of the pro‐melanin‐concentrating hormone (PMCH) gene, and DQ667048.1:g.3290G > T of the RAR‐related orphan receptor C (RORC) gene in beef cattle of different genetic groups, and to evaluate the associations between these po...

Journal: :international journal of optimaization in civil engineering 0
m. yazdanian s. ghasemi

impulsive and convective frequencies are one of the most important subjects for evaluation of the seismic behavior of tanks. these two frequencies are defined by housner and used for obtaining rayleigh damping in time history analysis. aci 350 and nzsee standards have suggested some analytical solutions for finding convective and impulsive frequencies. these frequencies can also extract from mo...

2016
Bin Wang Huaxing Li

PURPOSE This study aims to present flow control over the backward-facing step with specially designed right-angle-shaped plasma actuator and analyzed the influence of various scales of flow structures on the Reynolds stress through snapshot proper orthogonal decomposition (POD). METHODS 2D particle image velocimetry measurements were conducted on region (x/h = 0-2.25) and reattachment zone in...

2008
Heather M. Savage Chris Marone

[1] We report on laboratory experiments in which stick-slipping shear surfaces are subject to transient stressing to simulate earthquake triggering by seismic waves. Granular layers and bare granite surfaces were sheared in a servo-controlled deformation apparatus in double-direct shear. The seismic waves from an earthquake and tectonic load were simulated by superimposing a loading rate sinuso...

2016
Yongjia Song Hengshan Hu John W. Rudnicki

Grain-scale local fluid flow is an important loss mechanism for attenuating waves in cracked fluid-saturated poroelastic rocks. In this study, a dynamic elastic modulus model is developed to quantify local flow effect on wave attenuation and velocity dispersion in porous isotropic rocks. The Eshelby transform technique, inclusion-based effective medium model (the Mori–Tanaka scheme), fluid dyna...

2016
I. Jánossy

2014 It is shown, that shear flow destabilizes the planar texture of cholesterics of pitch small compared to sample thickness above a threshold shear rate. In addition, in the presence of the shear, perturbations of the planar configuration propagate with a velocity proportional to the shear rate. In this paper we present a simplified theory of these effects and compare our results with experim...

K. Vijaya Kumar Reddy Sidda Bathini,

In this paper, the flexural response of functionally graded plates with porosities is investigated using a novel higher order shear deformation theory, which considers the influence of thickness stretching. This theory fulfills the nullity conditions at the top and bottom of the plate for the transverse shear stresses, thus avoids the need of a shear correction factor. The effective material pr...

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