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Book Rheology of Concentrated Suspensions   Shear induced Migration

Download or read book Rheology of Concentrated Suspensions Shear induced Migration written by Talib Dbouk and published by . This book was released on 2011 with total page 253 pages. Available in PDF, EPUB and Kindle. Book excerpt: Lorsqu'une suspension concentrée est en écoulement, il est fréquent d'observer que la concentration en particules ne reste pas homogène mais que les particules migrent vers des régions préférentielles de l'écoulement. Globalement, il existe deux types de modèles pour décrire cette interaction entre l'écoulement et la structure qui apparaît dans la suspension. Les premiers sont assez phénoménologiques et reposent sur l'étude des collisions qui surviennent entre les particules en écoulement. Ils donnent lieu à une description de la migration en termes de diffusion des particules. Le second modèle, appelé "Suspension Balance Model" (SBM), fait appel à l'action des contraintes normales d'origine particulaires engendrées par l'écoulement. Ce modèle semble très pertinent mais son utilisation souffre du manque de données sur les contraintes normales dans les suspensions. Ce manuscrit rapporte une étude expérimentale et numérique de la rhéologie et de la migration induite par un écoulement dans des suspensions non-browniennes concentrées. La partie expérimentale consiste à mesurer, en géométrie torsionnelle plan-plan, la viscosité, les deux différences de contraintes normales et le tenseur des contraintes particulaires. Les contraintes particulaires déterminées expérimentalement sont alors injectées dans le "Suspension Balance Model" qui relie le flux de particules à la divergence du tenseur des contraintes particulaires, dans le cas d'un écoulement de cisaillement simple. Les équations couplées de la conservation de la masse, des particules et du moment d'inertie sont implémentées dans OpenFOAMr et résolues par la méthode des volumes finis. Les résultats numériques sont comparés à des résultats numériques et expérimentaux de la littérature. Enfin, le SBM est généralisé pour être utilisé dans tout type d'écoulement à 2 dimensions ; les cas du cisaillement d'un nuage de particules et de l'effet de la gravité dans un écoulement de Couette horizontal sont traités.

Book The Shear Induced Migration of Particulates in Concentrated Suspensions

Download or read book The Shear Induced Migration of Particulates in Concentrated Suspensions written by David Trent Leighton (Jr.) and published by . This book was released on 1985 with total page 632 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Journal of Rheology

Download or read book Journal of Rheology written by and published by . This book was released on 2005 with total page 796 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Particle Technology and Applications

Download or read book Particle Technology and Applications written by Sunggyu Lee and published by CRC Press. This book was released on 2016-04-19 with total page 335 pages. Available in PDF, EPUB and Kindle. Book excerpt: Particle Technology and Applications presents the theoretical and technological background of particle science and explores up-to-date applications of particle technologies in the chemical, petrochemical, energy, mechanical, and materials industries. It looks at the importance of particle science and technology in the development of efficient chemi

Book Wall Effects in Shear Flowing Suspensions

Download or read book Wall Effects in Shear Flowing Suspensions written by Silke Muckenfuss and published by Cuvillier Verlag. This book was released on 2006 with total page 136 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Shear induced Migration Phenomena in Concentrated Suspensions

Download or read book Shear induced Migration Phenomena in Concentrated Suspensions written by Brian Kelly Chapman and published by . This book was released on 1990 with total page 480 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Measurements of the Shear Induced Particle and Fluid Tracer Diffusivities in Concentrated Suspensions by a Novel Method

Download or read book Measurements of the Shear Induced Particle and Fluid Tracer Diffusivities in Concentrated Suspensions by a Novel Method written by Anubhav Tripathi and published by . This book was released on 1998 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Advanced Materials Processing II

Download or read book Advanced Materials Processing II written by Man On Lai and published by . This book was released on 2003 with total page 548 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents the proceedings of the second International Conference on Advanced Materials Processing (ICAMP 2002). The papers read during the conference are included here in full-length form. They comprise 2 keynote addresses, 9 invited papers and over 130 oral presentations, by delegates from more than 20 countries.

Book Shear induced Particle Migration in Suspensions of Non colloidal Particles

Download or read book Shear induced Particle Migration in Suspensions of Non colloidal Particles written by Melquiades Allende-Blanco and published by . This book was released on 1999 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Encyclopedia of Chemical Processing  Online

Download or read book Encyclopedia of Chemical Processing Online written by Sunggyu Lee and published by CRC Press. This book was released on 2005-11-01 with total page 3338 pages. Available in PDF, EPUB and Kindle. Book excerpt: This second edition Encyclopedia supplies nearly 350 gold standard articles on the methods, practices, products, and standards influencing the chemical industries. It offers expertly written articles on technologies at the forefront of the field to maximize and enhance the research and production phases of current and emerging chemical manufacturing practices and techniques. This collecting of information is of vital interest to chemical, polymer, electrical, mechanical, and civil engineers, as well as chemists and chemical researchers. A complete reconceptualization of the classic reference series the Encyclopedia of Chemical Processing and Design, whose first volume published in 1976, this resource offers extensive A-Z treatment of the subject in five simultaneously published volumes, with comprehensive indexing of all five volumes in the back matter of each tome. It includes material on the design of key unit operations involved with chemical processes; the design, unit operation, and integration of reactors and separation systems; process system peripherals such as pumps, valves, and controllers; analytical techniques and equipment; and pilot plant design and scale-up criteria. This reference contains well-researched sections on automation, equipment, design and simulation, reliability and maintenance, separations technologies, and energy and environmental issues. Authoritative contributions cover chemical processing equipment, engineered systems, and laboratory apparatus currently utilized in the field. It also presents expert overviews on key engineering science topics in property predictions, measurements and analysis, novel materials and devices, and emerging chemical fields. ALSO AVAILABLE ONLINE This Taylor & Francis encyclopedia is also available through online subscription, offering a variety of extra benefits for both researchers, students, and librarians, including: Citation tracking and alerts Active reference linking Saved searches and marked lists HTML and PDF format options Contact Taylor and Francis for more information or to inquire about subscription options and print/online combination packages. US: (Tel) 1.888.318.2367; (E-mail) [email protected] International: (Tel) +44 (0) 20 7017 6062; (E-mail) [email protected]

Book Numerical Methods for Hyperbolic Equations

Download or read book Numerical Methods for Hyperbolic Equations written by Elena Vázquez-Cendón and published by CRC Press. This book was released on 2012-11-05 with total page 434 pages. Available in PDF, EPUB and Kindle. Book excerpt: Numerical Methods for Hyperbolic Equations is a collection of 49 articles presented at the International Conference on Numerical Methods for Hyperbolic Equations: Theory and Applications (Santiago de Compostela, Spain, 4-8 July 2011). The conference was organized to honour Professor Eleuterio Toro in the month of his 65th birthday. The topics cover

Book Encyclopedia of Chemical Processing

Download or read book Encyclopedia of Chemical Processing written by Sunggyu Lee and published by Taylor & Francis US. This book was released on 2006 with total page 682 pages. Available in PDF, EPUB and Kindle. Book excerpt: Collecting information of vital interest to chemical, polymer, mechanical, electrical, and civil engineers, as well as chemists and chemical researchers, this "Encyclopedia "supplies nearly 350 articles on current design, engineering, science, and manufacturing practices-offering expertly written articles on technologies at the forefront of the field to maximize and enhance the research and production phases of current and emerging chemical manufacturing practices and techniques.