Dispersion and Deposition of Heavy Particles in Turbulent Flows
Author: Chunyu Jin
Publisher:
Published: 2012
Total Pages: 0
ISBN-13:
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Author: Chunyu Jin
Publisher:
Published: 2012
Total Pages: 0
ISBN-13:
DOWNLOAD EBOOKAuthor: Jean-Pierre Minier
Publisher: Springer
Published: 2016-07-26
Total Pages: 268
ISBN-13: 3319415670
DOWNLOAD EBOOKThe book presents an up-to-date review of turbulent two-phase flows with the dispersed phase, with an emphasis on the dynamics in the near-wall region. New insights to the flow physics are provided by direct numerical simuation and by fine experimental techniques. Also included are models of particle dynamics in wall-bounded turbulent flows, and a description of particle surface interactions including muti-layer deposition and re-suspension.
Author: Lian-Ping Wang
Publisher:
Published: 1990
Total Pages: 241
ISBN-13:
DOWNLOAD EBOOKAuthor: Peter R. Voke
Publisher: Springer Science & Business Media
Published: 1994-10-31
Total Pages: 454
ISBN-13: 9780792331063
DOWNLOAD EBOOKIt is a truism that turbulence is an unsolved problem, whether in scientific, engin eering or geophysical terms. It is strange that this remains largely the case even though we now know how to solve directly, with the help of sufficiently large and powerful computers, accurate approximations to the equations that govern tur bulent flows. The problem lies not with our numerical approximations but with the size of the computational task and the complexity of the solutions we gen erate, which match the complexity of real turbulence precisely in so far as the computations mimic the real flows. The fact that we can now solve some turbu lence in this limited sense is nevertheless an enormous step towards the goal of full understanding. Direct and large-eddy simulations are these numerical solutions of turbulence. They reproduce with remarkable fidelity the statistical, structural and dynamical properties of physical turbulent and transitional flows, though since the simula tions are necessarily time-dependent and three-dimensional they demand the most advanced computer resources at our disposal. The numerical techniques vary from accurate spectral methods and high-order finite differences to simple finite-volume algorithms derived on the principle of embedding fundamental conservation prop erties in the numerical operations. Genuine direct simulations resolve all the fluid motions fully, and require the highest practical accuracy in their numerical and temporal discretisation. Such simulations have the virtue of great fidelity when carried out carefully, and repre sent a most powerful tool for investigating the processes of transition to turbulence.
Author: Qian Chen
Publisher:
Published: 1994
Total Pages: 194
ISBN-13:
DOWNLOAD EBOOKAuthor: Leonid I. Zaichik
Publisher: John Wiley & Sons
Published: 2008-12-04
Total Pages: 318
ISBN-13: 3527626263
DOWNLOAD EBOOKThe only work available to treat the theory of turbulent flow with suspended particles, this book also includes a section on simulation methods, comparing the model results obtained with the PDF method to those obtained with other techniques, such as DNS, LES and RANS. Written by experienced scientists with background in oil and gas processing, this book is applicable to a wide range of industries -- from the petrol industry and industrial chemistry to food and water processing.
Author: M. Bouvard
Publisher:
Published: 1985
Total Pages:
ISBN-13:
DOWNLOAD EBOOKAuthor: Md Alamgir Hossain
Publisher: LAP Lambert Academic Publishing
Published: 2012
Total Pages: 0
ISBN-13: 9783659174643
DOWNLOAD EBOOKTwo separate studies: a comprehensive 3D CFD investigation for multiparticles in turbulence flow and an extended analytical model for liquid-solid phase are presented in this book. CFD investigation was carried out to predict the hydrodynamic behavior of turbid particle flowing through a horizontal pipe networks including loop consist of bends and straight pipes. Furthermore, the extended analytical model was also re-developed for the liquid-solid system to look at the similar behavior of the solid particles flowing in a turbulent field. These two parallel studies will provide better understandings about the turbidity spikes movements in the drinking water distribution networks. This book is design for the lay reader to advance researcher. Lay readers will get information about CFD modelling and particle modelling technique and the researcher will be benefited in turbulent diffusion modelling and multiphase-multiparticle modelling.
Author: Bernard Marie Mols
Publisher:
Published: 1999
Total Pages: 160
ISBN-13: 9789040718335
DOWNLOAD EBOOKAuthor: Hans-Hermann Fernholz
Publisher: Springer Science & Business Media
Published: 2012-12-06
Total Pages: 528
ISBN-13: 3642838227
DOWNLOAD EBOOKThe Second European Turbulence Conference was held at the Technische Univer sitat Berlin, Federal Republic of Germany, from August 30th to September 2nd 1988 under the auspices of the European Mechanics Committee. It was primar ily devoted to fundamental aspects of turbulence, and aimed at bringing together engineers, physicists, and mathematicians. The scientific committee - serving also as Sub-committee of the European Turbulence Conference - consisted of the following members: G. Comte-Bellot (Lyon), H.-H. Fernholz and H.E. Fiedler (both from Berlin) as co-chairmen of the conference, U. Frisch (Nice), J.C.R. Hunt (Cambridge), E. Krause (Aachen), M. Landahl (Stockholm), A.M. Obukhov (Moscow), and G. Ooms (Amsterdam). The conference programme comprised 6 invited lectures and 94 contributions, presented either orally or at poster sessions. There were 165 participants from 18 countries. All papers published in these conference proceedings were, with the exception of the invited ones, again refereed by the members of the scientific committee. The main research topics discussed at this meeting were stability and gener ation of turbulence, effects of rotation, stratification and buoyancy forces, novel instrumentation, manipulation and control, boundary layers with separation and reattachment, computer simulation, turbulent diffusion, image analysis and flow visualization, vorticity dynamics and turbulence, and large-scale structures. We have taken the liberty of regrouping some papers following the submitted final versions for this volume. Authors may therefore find their paper under a different heading from that in the conference programme.