نتایج جستجو برای: finite vertical cylinder

تعداد نتایج: 367687  

2013
Wilton Pereira da Silva L. do Nascimento

The effect of the geometric representation of bananas on the numerical simulation of its isothermal drying kinetics is studied. To study that effect, it is supposed that the diffusion model describes satisfactorily the drying process with boundary condition of the first type and diffusivity varying as a function of the local moisture content. The geometries used to represent the banana are: inf...

2006
Prem Kumar

We consider N = 4 supersymmetric Yang-Mills theory with SU(N) gauge group at large N and at finite temperature on a spatial S. We show that, at finite weak ’t Hooft coupling, the theory is naturally described as a two dimensional Coulomb gas of complex eigenvalues of the Polyakov-Maldacena loop, valued on the cylinder. In the low temperature confined phase the eigenvalues condense onto a strip ...

2012
T. Lubin K. Berger A. Rezzoug

Abstract—This paper presents new semi-analytical expressions to calculate the self-inductance and the electromagnetic force for a ferromagnetic cylinder of finite length placed inside a circular coil of rectangular cross section. The proposed analytical model is based on boundary value problems with Fourier analysis. Laplace’s and Poisson’s equations are solved in each region by using the separ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده کشاورزی 1387

چکیده ندارد.

2011

The transient thermoelastic response of thick hollow cylinder made of functionally graded material under thermal loading is studied. The generalized coupled thermoelasticity based on the Green-Lindsay model is used. The thermal and mechanical properties of the functionally graded material are assumed to be varied in the radial direction according to a power law variation as a function of the vo...

H. Ashuri,

This paper presents finite element analysis (FEA) of a coated and uncoated cylinder heads of a diesel engine to examine the distribution of temperature and stress. A thermal barrier coating system was applied on the combustion chamber of the cylinder heads, consists of two-layer systems: a ceramic top coat (TC), made of yttria stabilized zirconia (YSZ), ZrO2-8%Y2O3 and also a metallic bond coat...

In this paper, modular neural network (MNN) inversion has been applied for the parameters approximation of the gravity anomaly causative target. The trained neural network is used for estimating the amplitude coefficient and depths to the top and bottom of a finite vertical cylinder source. The results of the applied neural network method are compared with the results of the least-squares stand...

2010
C.-H. Sun C.-C. Chiu C.-L. Li

This paper presents asynchronous particle swarm optimization (APSO) applied to the time-domain inverse scattering problems of two-dimensional metallic cylinder buried in slab medium. For this study the finite-difference time-domain (FDTD) is employed for the analysis of the forward scattering part, while for the APSO is applied for the reconstruction of the two-dimensional metallic cylinder bur...

Journal: :Thermal Science 2022

In this study, the influence of thermal radiation and dispersion on a porous medium which was filled in vertical cylinder numerically solved. A finite-difference method used to solve non-dimensional equations by applying Crank-Nicolson implicit numerical technique. Moreover, an experimental set-up has been initially built investigate effect three different grain sizes materials heat transfer pr...

Journal: :Optics express 2011
Jesper Jung Thomas G Pedersen

The electrostatic polarizability for both vertical and horizontal polarization of two conjoined half-cylinders partly buried in a substrate is derived in an analytical closed-form expression. Using the derived analytical polarizabilities we analyze the localized surface plasmon resonances of three important metal nanowire configurations: (1) a half-cylinder, (2) a half-cylinder on a substrate, ...

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