نتایج جستجو برای: medium load

تعداد نتایج: 381565  

In this study, using the non-local elasticity theory, the buckling and vibration analysis of triple- walled ZnO piezoelectric Timoshenko beam on elastic Pasternak foundation is analytically investigated under magneto-electro-thermo-mechanical loadings. Using the Timoshenko beam free body diagram, the equilibrium equation of Timoshenko nano-beam model is obtained and solved by Navier’s method fo...

2011
Brendan J. W. Osborne Prameet M. Sheth Colin Kovacs Tony Mazzulli Rupert Kaul

BACKGROUND The blood HIV RNA viral load is the best-defined predictor of HIV transmission, in part due to ease of measurement and the correlation of blood and genital tract (semen or cervico-vaginal) viral load, although recent studies found semen HIV RNA concentration to be a stronger predictor of HIV transmission. There is currently no standardized method for semen collection when measuring H...

Abdelhafid Ounis Adel Djellali Behrooz Saghafi,

This investigation discusses the findings on analysis results of a pavement structure constructed on a relatively expansive material consisting mainly of brown clayey silt in Tebessa, Algeria. Cores were brought to the laboratory from a piece of roadwork. Remolded samples were taken from subgrade of a deteriorated road. The soils were generally found to be of medium plasticity and of a medium t...

In this study, the vibration behavior of functional graded (FG) circular and annular nanoplate embedded in Visco-Pasternak foundation and coupled with temperature change is studied. It is assumed that a uniform radial magnetic field acts on the top surface of the plate and the magnetic permeability coefficient of the plate along its thickness are assumed to vary according to the volume distribu...

ژورنال: مهندسی دریا 2012
زنگانه, مرتضی, هوشنگی, حمید, کاظمی, احسان, یگانه بختیاری, عباس,

Bed-load transport is effective on river bed stability and Morphology. Therefore, modeling this phenomenon is very important in the field of hydraulics engineering. Bed-load transport occurs by saltation at low to medium shear stress and by sheet-flow at high shear stress. In the present paper, the hydrodynamics of transport in thesaltationand sheet-flow regimes under unidirectional flow is stu...

M. Hashemian, S. saffari

Based on the nonlocal Timoshenko beam theory, the dynamic stability of functionally gradded (FG) nanoeams under axial load is studied in thermal environment, with considering surface effect. It is used power law distribution for FGM and the surface stress effects are considered based on Gurtin-Murdoch continuum theory. Using Von Karman geometric nonlinearity, governing equations are derived bas...

K. W. Abdul Kaream M. Y. Fattah, Z. S. M. Khaled

This paper focuses on the response of circular machine foundation resting on different soils (sand and clay) through studying the variation of soil shear strength parameters and strain with the number of cycles. The objective of the current study is to explore the results related to the parameters of the dynamic load (number of loading cycles and frequency of load) related to the circular footi...

M Ghayour, M Goodarzi M Mohammadi S Alivand

In this study, the free vibration behavior of orthotropic rectangular graphene sheet embedded in an elastic medium under biaxial pre-load is studied. Using the nonlocal elasticity theory, the governing equation is derived for single-layered graphene sheets (SLGS). Differential quadrature method (DQM) has been used to solve the governing equations for various boundary conditions. To verify the a...

2013
Priyesh Kanungo

In distributed applications, performance issues have become more critical due to proliferation of heterogeneous devices, large variety of communication medium and increased security concerns. This paper highlights the issues in performance measurement in Dynamic Load Balancing Algorithms (DLB) used for distributed scheduling. Various parameters used to measure the performance of scheduling algo...

2003
Ivan Gojmerac Thomas Ziegler Peter Reichl

Adaptive Multi-Path routing (AMP) is a new simple algorithm for dynamic traffic engineering within autonomous systems. In this paper, we describe an AMP variant which is related to the well-known Optimized Multi-Path (OMP) routing protocol. Whereas OMP requires global knowledge about the whole network in each node, the AMP algorithm is based on a backpressure concept which restricts the distrib...

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