نتایج جستجو برای: winkler bed

تعداد نتایج: 50463  

2012
Nicholas Andrews Jason Eisner Mark Dredze

Many linguistic and textual processes involve transduction of strings. We show how to learn a stochastic transducer from an unorganized collection of strings (rather than string pairs). The role of the transducer is to organize the collection. Our generative model explains similarities among the strings by supposing that some strings in the collection were not generated ab initio, but were inst...

Journal: :international journal of advanced design and manufacturing technology 0
mohammad mehdi ghaitani islamic azad university - khomeinishahr branch ali ghorbanpour arani university of kashan hasan khademizadeh islamic azad university-khomeinishahr branch, country iran

in this paper, nonlinear vibration and instability response of an embedded pipe conveying viscose fluid is investigated. the pipe is considered as a timoshenko beam embedded on an elastic foundation which is simulated by spring constant of the winkler-model and the shear constant of the pasternak-model. the external flow force, acting on the beam in the direction of the flexural displacement is...

Journal: :Discrete Applied Mathematics 2014
Sandi Klavzar Mohammad J. Nadjafi-Arani

The cut method proved to be utmost useful to obtain fast algorithms and closed formulas for classical distance based invariants of graphs isometrically embeddable into hypercubes. These graphs are known as partial cubes and in particular contain numerous chemically important graphs such as trees, benzenoid graphs, and phenylenes. It is proved that the cut method can be used to compute an arbitr...

2006
Ömer CİVALEK

Geometrically nonlinear analysis of thin circular plates on Winkler elastic foundations has been studied in this paper. The nonlinear partial differential equations obtained from von Karman’s large deflection plate theory have been solved by using the discrete singular convolution (DSC) in the space domain and the harmonic differential quadrature (HDQ) method in the time domain.

2011
Stephen L. Doggett Christopher J. Orton David G. Lilly Richard C. Russell

Australia has experienced a sudden and unexpected resurgence in bed bug infestations from both Cimex lectularius L. and Cimex hemipterus F. A survey in 2006 revealed that infestations had increased across the nation by an average of 4,500% since the start of the decade. In response, a multi-disciplinary approach to combat the rise of this public health pest was implemented and involved the coor...

Journal: :journal of applied and computational mechanics 0
majid jamali school of mechanical engineering, iran university of science and technology, tehran, iran, [email protected] taghi shojaee school of mechanical engineering, iran university of science and technology, tehran, iran, bijan mohammadi school of mechanical engineering, iran university of science and technology, tehran, iran,

a comparison of buckling analysis of the nanoplate and nanocomposite plate with central square hole embedded in winkler foundation is presented in this article. in order to enhance mechanical properties of nanoplate with central cut out, carbon nano tubes (cnts) are applied as uniform distribution (ud) through thickness direction. in order to define the shape function of plate with square cut o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1392

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

A Pourasghar M.H Yas, S Kamarian

Free vibration characteristics of continuous grading fiber orientation (CGFO) beams resting on variable Winkler and two-parameter elastic foundations have been studied. The beam is under different boundary conditions and assumed to have arbitrary variations of fiber orientation in the thickness direction. The governing differential equations for beam vibration are being solved using Generalized...

Journal: :Fuel 2021

Continuous steady-state gasification tests were performed, in which mixtures of lignite and solid recovered fuel (SRF) fed to a bench-scale facility at atmospheric pressure, loaded with the bottom product high-temperature Winkler gasifier as fluidized bed material. The O2/fuel steam/fuel ratios varied from 0.3 0.4 0.25 0.35, respectively, effects temperature examined different levels (700, 750,...

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