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Hydrodynamics Of Foaming Trickle Bed Reactors
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Book Synopsis Hydrodynamics of Foaming Trickle Bed Reactors by : Sodhi Vijay
Download or read book Hydrodynamics of Foaming Trickle Bed Reactors written by Sodhi Vijay and published by LAP Lambert Academic Publishing. This book was released on 2014-01 with total page 88 pages. Available in PDF, EPUB and Kindle. Book excerpt: Gas-liquid-solid (catalysts) reactive systems encountered in trickle bed reactors are common in chemical engineering related cocurrent gas and liquid downflow systems. Among these processes relying on trickle beds, hydrodynamics of foaming systems are less prominently explored subject despite the formation of foaming is very often in the petroleum industries. This study's aim was to demonstrate experimentally the effects of liquid and gas flow velocities, and liquid surface tension for key phenomenon like regime transition change, two-phase pressure drop, dynamic liquid hold-up and liquid axial dispersion. More than 240 experimental points for the trickle flow (GCF) and foaming pulsing flow (PF/FPF) regime were obtained for present study, revealed significant evaluations for sustainable process design especially for industrial applications.
Book Synopsis The Hydrodynamics of a Trickle Bed Reactor by : Patricia Marie Ginnane
Download or read book The Hydrodynamics of a Trickle Bed Reactor written by Patricia Marie Ginnane and published by . This book was released on 1984 with total page 156 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Trickle Bed Reactors by : Vivek V. Ranade
Download or read book Trickle Bed Reactors written by Vivek V. Ranade and published by Elsevier. This book was released on 2011-03-18 with total page 285 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides a hybrid methodology for engineering of trickle bed reactors by integrating conventional reaction engineering models with state-of-the-art computational flow models. The content may be used in several ways and at various stages in the engineering process: it may be used as a basic resource for making appropriate reactor engineering decisions in practice; as study material for a course on reactor design, operation, or optimization of trickle bed reactors; or in solving practical reactor engineering problems. The authors assume some background knowledge of reactor engineering and numerical techniques. Facilitates development of high fidelity models for industrial applications Facilitates selection and application of appropriate models Guides development and application of computational models to trickle beds
Book Synopsis Hydrodynamics of Trickle Bed Reactors by : R. A. Holub
Download or read book Hydrodynamics of Trickle Bed Reactors written by R. A. Holub and published by . This book was released on 1990 with total page 434 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Hydrodynamics in a Trickle Bed Reactors. Steady- and Nonsteady-State Operations by : Bora Aydin
Download or read book Hydrodynamics in a Trickle Bed Reactors. Steady- and Nonsteady-State Operations written by Bora Aydin and published by . This book was released on 2008 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Transient Hydrodynamics and Reaction in Trickle-bed Reactors Using NMR and MRI. by : Laura Díaz Anadón
Download or read book Transient Hydrodynamics and Reaction in Trickle-bed Reactors Using NMR and MRI. written by Laura Díaz Anadón and published by . This book was released on 2007 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Hydrodynamics in a Cocurrent Gas-liquid Trickle-bed Reactor at Elevated Pressures by : Winocus Johannes Antonius Wammes
Download or read book Hydrodynamics in a Cocurrent Gas-liquid Trickle-bed Reactor at Elevated Pressures written by Winocus Johannes Antonius Wammes and published by . This book was released on 1990 with total page 111 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Effects of High Pressure and Fines on the Hydrodynamics of Trickle-bed Reactors by : Muthanna H. Dahhan
Download or read book Effects of High Pressure and Fines on the Hydrodynamics of Trickle-bed Reactors written by Muthanna H. Dahhan and published by . This book was released on 1993 with total page 372 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Hydrodynamics of Trickle Bed Reactors by : Zeljko Kuzeljevic
Download or read book Hydrodynamics of Trickle Bed Reactors written by Zeljko Kuzeljevic and published by . This book was released on 2010 with total page 217 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this study we develop the computational and experimental tools to assist us in performance evaluation of trickle bed reactors (TBRs). The study focuses on experimental characterization of the flow distribution, and development of computational fluid dynamics (CFD) model of trickle flow. The experimental study has been performed to examine the quality of liquid phase distribution in a high pressure system. The results were provided in terms of distribution of the effluent liquid fluxes and cross-sectional liquid holdups. Their individual trends, but also their relation with respect to operating conditions was examined. Characterization of bed porosity distribution has been performed and used as the input to the computational model. The experimental study of the dependence of the extent of hysteresis on operating parameters in a high pressure TBR was performed. The extent of hysteresis was found uniquely determined by the pressure drop in the Levec prewetting mode. This fact and developed CFD model were then used to deduce conditions leading to operation with negligible hysteresis effects. Three-dimensional Eulerian CFD model is developed. Phase interaction closures are based on the film flow model, principles of statistical hydrodynamics and relative permeability concept. Model has been assessed against experimental data for liquid holdup, wetting efficiency and pressure drop hysteresis. Hydrodynamic Eulerian CFD model is then used together with species balance to examine the TBR performance for gas and liquid reactant limited systems. For each case a closed form approach of coupling bed and particle scale solution within CFD framework was presented.
Book Synopsis Hydrodynamics and Lateral Thermal Dispersion in Trickle Bed Reactors by : Karen Grosser
Download or read book Hydrodynamics and Lateral Thermal Dispersion in Trickle Bed Reactors written by Karen Grosser and published by . This book was released on 1988 with total page 798 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Hydrodynamics of Trickle Bed Reactors (TBRS) Packed with Industrial Catalyst Using Advanced Measurement Techniques by : Mohammed Jaber Al-Ani
Download or read book Hydrodynamics of Trickle Bed Reactors (TBRS) Packed with Industrial Catalyst Using Advanced Measurement Techniques written by Mohammed Jaber Al-Ani and published by . This book was released on 2019 with total page 197 pages. Available in PDF, EPUB and Kindle. Book excerpt: "The impacts of the packing characteristics on the hydrodynamics od a trickle bed reactor (TBR) have been investigated using advanced measurements techniques of Gamma-ray densitometry (GRD) and Optical fiber probe and conventional measurement techniques of high-frequency differential pressure transducer and load cell. Two different reactor sizes of bench and pilot plant scale were used. Bench-scale TBR carried out the experiments to assess phase distribution and catalyst utilization with 1.18 cm inside diameter and 72 cm length at ambient pressure and temperature. The mixture of catalyst and fine particles displayed considerable improvements in the phase distribution, liquid holdup profile, and catalyst utilization efficiency. In the pilot plant scale reactor, the catalyst shape showed a significant impact on the hydrodynamics, pressure drop, local gas and liquid velocities, and flow regime transition. The currently used trilobe and quadrilobe in hydrotreating processes showed lower pressure drop, increased liquid holdup, enhanced local gas and liquid saturation and velocities, and lower flow regime transition compared with spherical and cylindrical shapes of catalysts. Meanwhile, mechanistic model named slit model predicted the pressure drop and liquid holdup better than selected correlations where equivalent diameter is used and the bed characteristic is quantitated properly by measured Ergun constants"--Abstract, page iv.
Book Synopsis Modelling of Trickle Bed Reactors with Small Packings by : Kin Mun Kan
Download or read book Modelling of Trickle Bed Reactors with Small Packings written by Kin Mun Kan and published by . This book was released on 1980 with total page 630 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Pulsing-flow Regime in Trickle-bed Reactors by : Benjamin A. Wilhite
Download or read book Pulsing-flow Regime in Trickle-bed Reactors written by Benjamin A. Wilhite and published by . This book was released on 2002 with total page 280 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Hydrodynamics of Trickling Flow in a Cocurrent Downflow Trickle-bed Reactor by : Stephen P. Zimmerman
Download or read book The Hydrodynamics of Trickling Flow in a Cocurrent Downflow Trickle-bed Reactor written by Stephen P. Zimmerman and published by . This book was released on 1985 with total page 322 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Hydrodynamics of Pulsing Flow in a Cocurrent Downflow Trickle Bed Reactor by : David Dimenstein
Download or read book The Hydrodynamics of Pulsing Flow in a Cocurrent Downflow Trickle Bed Reactor written by David Dimenstein and published by . This book was released on 1984 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Chemical Reactor Design and Technology by : Hugo de Lasa
Download or read book Chemical Reactor Design and Technology written by Hugo de Lasa and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 839 pages. Available in PDF, EPUB and Kindle. Book excerpt: Today's frustrations and anxieties resulting from two energy crises in only one decade, show us the problems and fragility of a world built on high energy consumption, accustomed to the use of cheap non-renewable energy and to the acceptance of eXisting imbalances between the resources and demands of countries. Despite all these stressing factors, our world is still hesitatins about the urgency of undertaking new and decisive research that could stabilize our future, Could this trend change in the near future? In our view, two different scenarios are possible. A renewed energy tension could take place with an unpredictable timing mostly related to political and economic factors, This could bring again scientists and technologists to a new state of shock and awaken our talents, A second interesting and beneficial scenario could result from the positive influence of a new generation of researchers that with or without immediate crisis, acting both in industry and academia, will face the challenge of developing technologies and processes to pave the way to a less vulnerable society, Because Chemical Reactor Design and Technology activities are at the heart of these required new technologies the timeliness of the NATO-Advanced Study Institute at the University of Western Ontario, London, was very appropriate.
Book Synopsis Nonsteady Operation of Trickle-bed Reactors by : Jacobus Gerrit Boelhouwer
Download or read book Nonsteady Operation of Trickle-bed Reactors written by Jacobus Gerrit Boelhouwer and published by . This book was released on 2001 with total page 190 pages. Available in PDF, EPUB and Kindle. Book excerpt: