...Pantea Hadi Jafari; Dzmitry Misiulia; J. Gunnar I. Hellström; B. Rikard Gebart Isothermal transient Eulerian–Lagrangian simulation of the turbulent gas–solid flow in a cyclone gasifier with two inlet tubes at 890 °C has been performed. The single-phase gas flow is modeled using SSG Reynolds stress...

...] Busciglio , A. , Vella , G. , Micale , G. , and Rizzuti , L. , 2009 , “ Analysis of the Bubbling Behaviour of 2D Gas Solid Fluidized Beds—Part II: Comparison Between Experiments and Numerical Simulations Via Digital Image Analysis Technique ,” Chem. Eng. J. , 148 ( 1 ), pp. 145 – 163...

... No. LA-UR-94-1451. [23] Sun , J. , Battaglia , F. , and Subramaniam , S. , 2007 , “ Hybrid Two-Fluid DEM Simulation of Gas-Solid Fluidized Beds ,” ASME J. Fluids Eng. , 129 ( 11 ), pp. 1394 – 1403 . 10.1115/1.2786530 [24] Trunin , R. F. , 1998 , Shock Compression...

... Computational fluid dynamics Gas-solid Multiphase flows The realization of undesirable effects associated with moisture formation on the steam turbines performance almost goes back to the era when these machines were utilized for the first time in the power industry [ 1 ]. Nonetheless, it is still...

... manuscript received March 12, 2017; published online June 28, 2017. Assoc. Editor: John Abraham. 15 06 2016 12 03 2017 Gas-solid LES Particle flows Since being invented by John M. Finch in the U.S. in 1885, a cyclone separator has been utilized in a wide range of applications...

...: Francine Battaglia. 23 11 2015 22 06 2016 Computational fluid dynamics Flows in biological systems Gas-solid Particle flows RANS simulations Carbon nanotubes are elongated cylindrical structures with novel properties valued by many industries. With much potential...

... Computational fluid dynamics Fluid instability Gas-solid Multiphase flows Particle flows Shocks Unsteady flows This paper focuses on the fluid mechanical problem of explosive dispersal of a bed of particles. Often the key interest in this problem is the manner in which the particulate front...

... Gas-solid Particle flows Turbulence 1 Corresponding author. Contributed by the Fluids Engineering Division of ASME for publication in the J OURNAL OF F LUIDS E NGINEERING . Manuscript received December 15, 2014; final manuscript received September 28, 2015; published online December...

... December 8, 2015. Assoc. Editor: E. E. Michaelides. 11 12 2014 04 09 2015 Computational fluid dynamics Gas-solid Multiphase flows Particle flows Erosive wear damages in particulate gas–solid flows have been observed in different industries, such as oil and gas pipelines...

... not take into account any wall effects (such as back flow of solids and wall frictions), which leads to inadequately account for the actual hydrodynamics of gas–solids transport in both core and wall regions. The hydrodynamic characteristics of gas–solids flow in core and annulus (wall) regimes...

...David R. Escudero; Theodore J. Heindel Understanding the jetting phenomena near the gas distributor plate in a fluidized bed is important to gas–solid mixing, heat and mass transfer, and erosion to any bed internals, which can all affect the performance of the bed. Moreover, acoustic vibration...

... Battaglia. 16 12 2014 24 08 2015 Computational fluid dynamics Convective heat transfer Gas-solid Particle flows Free convection from single particles and clusters of particles is of importance in all combustion processes with particles and drops [ 1 , 2 ]. The flow field...

.../j.ijmultiphaseflow.2013.06.002 Complex flows Computational fluid dynamics Gas-solid Particle flows RANS simulations DPIs are increasingly being used for the treatment of chronic pulmonary diseases because of a number of advantages, such as very easy to use, breath activated flow of medication...

... Velocities in Gas-Solid Turbulent Flows Into a Continuous Field and a Spatially Uncorrelated Random Distribution: Theoretical Formalism and Numerical Study ,” J. Fluid Mech. , 533 , pp. 1 – 46 . 10.1017/S0022112005004088 [21] Beylich , A. E. , 2000 , “ Solving the Kinetic Equation for All...

....2005.04.009 Direct numerical simulation Gas-solid Multiphase flows Turbulent particle-laden flows are more complicated than their single-phase counterpart owing to a wider range of length and time scales and the additional parameters associated with the dispersed phase [ 1 ]. Examples...

... of this work, or allow others to do so, for United States Government purposes. 19 12 2014 01 08 2015 Gas-solid In recent years, the graphite and carbon industry has been rapidly evolving toward placing an ever growing emphasis on the production of ultrahigh purity materials...

... was increased. The effects of finite particle size are reflected in the level and location of flow modulation, as well as in the volume fraction distribution and particle slip velocity near the wall. Direct numerical simulation Gas-solid Multiphase flows Turbulence Turbulent flows laden with solid...

... flow direction. Direct numerical simulation Duct Gas-solid Particle flows Turbulence Channel Pipe flows In many environmental and industrial applications, a disperse phase is suspended in a turbulent carrier flow confined by a solid boundary. Some examples include liquid–solid...

... August 19, 2015; published online October 8, 2015. Assoc. Editor: John Abraham. 07 04 2015 19 08 2015 Gas-solid Hydrodynamics Mixing Multiphase flows Greek Symbols β = dimensionless friction coefficient ε = void fraction μ = viscosity field ρ...

... Measurements of Local Gas and Particle Velocity in an Upward Flow Dilute Gas–Solids Suspension ,” Polyphase Flow and Transport Technology, ASME Century 2—Emerging Technology Conferences , pp. 216 – 221 . [4] Lee , S. , and Durst , F. , 1982 , “ On the Motion of Particles in Turbulent Duct Flows...