Last edited by Daigar
Saturday, May 16, 2020 | History

2 edition of Liquid-fluidized-bed heat exchanger flow distribution model found in the catalog.

Liquid-fluidized-bed heat exchanger flow distribution model

L. T Cole

Liquid-fluidized-bed heat exchanger flow distribution model

by L. T Cole

  • 67 Want to read
  • 22 Currently reading

Published by Dept. of Energy, Idaho Operations Office, Idaho National Engineering Laboratory, for sale by the National Technical Information Service] in [Idaho Falls, Idaho], [Springfield, Va .
Written in English

    Subjects:
  • Heat exchangers,
  • Fluidization,
  • Geothermal engineering -- Idaho

  • Edition Notes

    Statementby L. T. Cole, C. A. Allen ; prepared for the Department of Energy, Idaho Operations Office ...
    SeriesICP ; 1151
    ContributionsAllen, C. A., joint author, United States. Dept. of Energy. Idaho Operations Office, Allied Chemical Corporation. Idaho Chemical Programs Operations Office, Idaho National Engineering Laboratory
    The Physical Object
    Paginationiii, 15 p. :
    Number of Pages15
    ID Numbers
    Open LibraryOL17964012M

    FundChemReaxEng (CHAPTER 8 Nonideal Flow in Reactors ) Quick Upload. Explore ; Features The reactor is a shell-and-tube heat exchanger consisting of tubes of I inch diameter. A complete and perfect model for a fixed-bed reactor is not technically possi- ble. However, such a model is not necessary. Full text of "Progress In Heat And Mass Transfer Vol.8" See other formats.

    The book starts with a brief history of fluidization from its inception in the ’s. The authors present both the fluid dynamics of gas-solid fluidized beds and the extensive experimental studies of operating systems and they set them in the context of operating processes that use fluid-bed reactors. Some heat transfer and fluid flow considerations for a packed-bed fuel element / (Argonne, Ill.: Fluid fuel reactors with uranium-bismuth / (Oak Ridge, The effect of porous walls on the power output of liquid fluidized bed reactors. (Buffalo, Cornell Aeronautical Laboratory, ).

    REACTOR MODEL The hydraulics and flow regime in a. fluidized bed are modeled in terms of (1) the residence time distribution of the fluid in the reactor, (2) the statics and dynamics of fluidization, and (3) the effect of the reactor flow regime on external mass transfer of reacting species to the biofilm surface. Previous research in three-phase fluidization has provided some experimental data on individual phase holdups, but no unified bed model for predicting these holdups under a variety of circumstances. A step in this direction is made here with the development of a "generalized wake model", which builds upon the earlier analyses of 0stergaard, of Efremov and Vakhrushev, and of Rigby and Capes.


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Liquid-fluidized-bed heat exchanger flow distribution model by L. T Cole Download PDF EPUB FB2

Get this from a library. Liquid-fluidized-bed heat exchanger flow distribution model. [L T Cole; C A Allen; United States. Department of Energy. Idaho Operations Office.; Allied Chemical Corporation.

Idaho Chemical Programs Operations Office.; Idaho National Engineering Laboratory.]. Under a contract to investigate the interrelationships Liquid-fluidized-bed heat exchanger flow distribution model book temperature distribution, fluid flow, boiler size and heat exchanger design in a fossil-fuel fired fluidized bed combustor a 1-ft and a 3-ft dia bed with attendant instrumentation were designed, built, and tested.

Liquid-fluidized-bed heat exchangers prevent scale accumulation on heat transfer surfaces and reduce the required heat transfer surface when scaling fluids, such as geothermal water, are used as the primary or working fluid. Liquid-fluidized-bed heat exchangers, Cited by: 6.

Liquid/solid fluidized bed heat exchangers have originally been developed for desalination plants. However, due to their substantial benefits with respect to significantly improved heat transfer and fouling reduction, successful applications also exist in areas such as petrochemical, minerals and food processing as well as in the paper and power ogmaexpo.com by: The effect of particle properties on the performance of a liquid–solid fluidized bed heat exchanger was investigated.

• There is an optimum particle size to maximize the average heat transfer ogmaexpo.com by: Circulating fluidized bed heat exchanger for ice slurry production ba sed on a solid-liquid fluidized bed heat exchanger is well with our model predictions.

Two different flow regimes were. The fluidized bed heat exchanger is not only a heat exchanger but also a recycle device for returning cooled ash to the furnace [4]. Rautenbach R and Katz T [5] indicated that most of the. A fluidized bed is a physical phenomenon occurring when a quantity of a solid particulate substance (usually present in a holding vessel) is placed under appropriate conditions to cause a solid/fluid mixture to behave as a ogmaexpo.com is usually achieved by the introduction of pressurized fluid through the particulate medium.

This results in the medium then having many properties and. Jan 07,  · Modification of heat transfer correlations in a liquid–solid fluidized bed heat exchanger with cylindrical particles in aggregative fluidization.

Authors; Authors and affiliations design and operating experience of a self-cleaning fluidized bed heat exchanger and its comparison with the newly developed compact self-cleaning fluidized bed Cited by: 2.

Temperature Distribution Near a Heat Exchanger Wall Immersed in High-Temperature Packed and Fluidized Beds G. Flamant Gas–Solid Interfacial Heat Transfer Characteristics of Uncoated and Coated Metal Foams for Both Laminar and Turbulent Flow Regimes.

Heat Transfer Hydrodynamics of Multiple Size Particles in a Liquid Fluidized Bed Cited by: 5. This ability to predict the onset of turbulent flow is an important design tool for equipment such as piping systems or aircraft wings, but the Reynolds number is also used in scaling of fluid dynamics problems, and is used to determine dynamic similitude between two different cases of fluid flow, such as between a model aircraft, and its full.

Biblioteca en línea. Materiales de aprendizaje gratuitos. Ninguna Categoria; Subido por delvis Heat Exchanger Design Handbook, 2nd Ed (1). Rodriguez Pascual, F.

Ravelet, R. Delfos, J.J. Derksen and G.J. Witkamp: Computational fluid dynamics and measurement of flow field and wall temperature distribution in a scraped heat exchanger crystallizer.

Proceedings of the 17th International Symposium on Industrial Crystallization, pp (Maastricht, September ). The Reynolds number (Re) is an important dimensionless quantity in fluid mechanics used to help predict flow patterns in different fluid flow situations. At low Reynolds numbers, flows tend to be dominated by laminar (sheet-like) flow, while at high Reynolds numbers turbulence results from differences in the fluid's speed and direction, which may sometimes intersect or even move counter to the.

components Industrial Examples of Multi-phase and Catalytic Reactors Catalytic Gas/ Liquid Fluidized-bed Reactor Fluid Catalytic Cracking Production of (Plug Flow model) Gas-Phase component mass balance (Dispersion model) Energy Model i net S G i c c R Heat Exchanger Math.

Uploaded by. Masum Parvez. The Canning Handbook Uploaded by. Dec 19,  · AbstractSolid-liquid circulating fluidized beds (SLCFBs) offer several attractive features over conventional solid-liquid fluidized beds such as efficient liquid-solid contact, favorable mass and heat transfer, reduced back-mixing of phases, and integrated reactor and regenerator design.

These unique features have stimulated theoretical and experimental investigations over the past two decades Cited by: 9. Reynolds number explained. The Reynolds number is an important dimensionless quantity in fluid mechanics used to help predict flow patterns in different fluid flow situations.

At low Reynolds numbers, flows tend to be dominated by laminar (sheet-like) flow, while at high Reynolds numbers turbulence results from differences in the fluid's speed and direction, which may sometimes intersect or.

The Computation of the Temperature State of a Heat Exchanger Cellular Stochastic Model for a Countercurrent Flow with Recycling References 5 Statistical Models in Chemical Engineering Basic Statistical Modelling Characteristics of the Statistical Selection The Distribution of Frequently Used Random Variables They include liquid and gas flow in a column with a mobile packed bed, mechanical stirring of a liquid in a tank, solid motion in a liquid fluidized bed, species movement and transfer in a porous media.

Deep bed filtration and heat exchanger dynamics are also analyzed. JOURNAL OF ENGINEERING PHYSICS AND THERMOPHYSICS Volume 36 Volume 36 Heat transfer of a cylinder in a transverse flow involving surface boiling in a liquid fluidized bed Kirillov V.

Babenko V. and Khrustalev D. K.: Numerical calculation of a laminar liquid flow in the heat exchanger of the "porous tube-in-tube" type. Encyclopedia of electrochemistry. From a Written Description to a Simulator Chemical Engineering Flow Models The Distribution Function and the Fundamental Flow Models Combined Flow Models The Slip Flow Effect on the Efficiency of a Mechanically Mixed Reactor in a Permanent Regime Dispersion Flow ModelYou can write a book review and share your experiences.

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