نتایج جستجو برای: artificial compressibility فرض بوسینسک روشمشخصهها cb

تعداد نتایج: 314953  

Journal: :Computer Methods in Applied Mechanics and Engineering 2022

Variable density incompressible flows are governed by parabolic equations. The artificial compressibility method makes these equations hyperbolic-type, which means that they can be solved using techniques developed for compressible flows, such as Godunov-type schemes. While the is well-established, its application to variable has been largely neglected in literature. This paper harnesses recent...

Journal: :Fluids 2022

Wave breaking is widely recognized as a very challenging phenomenon to emulate using numerical/computational methods. On that condition, the transition from modelling regular irregular waves not trivial. Even though some issues are surpassed in CFD simulations, there still two substantial problems account for. The first one entails proper generation of numerical wave tank, while second introduc...

2014
Honglian Jin Han-Soo Kim Sinyoung Kim Hyun Ok Kim

Red blood cell (RBC) supply for transfusion has been severely constrained by the limited availability of donor blood and the emergence of infection and contamination issues. Alternatively, hematopoietic stem cells (HSCs) from human organs have been increasingly considered as safe and effective blood source. Several methods have been studied to obtain mature RBCs from CD34+ hematopoietic stem ce...

Journal: :international journal of nanoscience and nanotechnology 2015
m.g. hosseini e. shahryari r. najjar i. ahadzadeh

the supercapacitive behavior of polyaniline/mno2-carbon black (pani/mno2-cb), mno2-cb nanocompositesand cb was studied. mno2-cb made by the in situ direct coating method to deposit mno2 onto cb; then pani coating was coated on it. morphology of the nanocomposite was studied by x-ray diffraction (xrd), fourier transform infrared (ft-ir) spectroscopy and scanning electron microscopy (sem). the el...

The compressibility factor of nonassociated chain molecules composed of hard convex core Yukawa segments was derived with SAFT-VR and an extension of the Barker-Henderson perturbation theory for convex bodies. The temperature-dependent chain and dispersion compressibility factors were derived using the Yukawa potential. The effects of temperature, packing fraction, and segment number on the com...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1378

این پایان نامه مشتمل بر چهار فصل است . در فصل اول تعاریف و قضایای مقدماتی مورد نیاز آورده شده است . در فصل دوم ابتدا به معرفی همبافت کوزین و برخی از ویژگیهای مقدماتی آن می پردازیم که اکثر مطالب آن از [g] گرفته شده است . در انتهای فصل دوم قضیه 13.2 را یکی از نتایج مقاله اصلی است ثابت می کنیم. در این قضیه فرض می کنیم. در این قضیه فرض می کنیم a حلقه ی جابجایی، یکدار و نوتری بوده، l و -a, k مدول با...

Journal: :Computers & Mathematics with Applications 2016
Christian Obrecht Pietro Asinari Frédéric Kuznik Jean-Jacques Roux

The link-wise artificial compressibility method (LW-ACM) is a novel formulation of the artificial compressibility method for the incompressible Navier-Stokes equations showing strong analogies with the lattice Boltzmann method (LBM). The LW-ACM operates on regular Cartesian meshes and is therefore well-suited for massively parallel processors such as graphics processing units (GPUs). In this wo...

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