Numerical simulation of mixing performance in planetary mixer

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Numerical simulation of mixing performance in planetary mixer

Download Citation Numerical simulation of mixing performance in planetary mixer The mixing process of solid-liquid two-phase flow for high viscosity fluid in the

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Effect of Rotation and Revolution on Performance of Blade ...

The objective of this study is to investigate the laminar mixing performance by numerical simulation in a blade-free planetary mixer, which is related to flow

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Effect of Rotation and Revolution on Performance of Blade ...

The mixing performance of the blade-free planetary mixer is found to be maximum at aspecific precession rate. Keywords: Blade-Free Planetary Mixer

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Experimental study on laminar mixing in planetary mixer ...

Jan 30, 2021  Further numerical study on the laminar mixing performance of the planetary mixer was carried out by Yamagata and Fujisawa ( 2019) using the computational fluid

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A numerical study of the influence of operating conditions ...

of this numerical study can be used to determine the optimal operating conditions of a blade-free planetary mixer for effective mixing of cohesive powders.

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Numerical simulation of granular mixing in static mixers ...

Jun 19, 2019  In order to get the best mixing possible and less pressure drop, several research groups have developed and designed a new static mixer geometry for higher mixing

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Numerical simulation of mixing process

To investigate the effects of hydrodynamic mixing process numerical simulation was selected industrial mixer circular cross-section with an inner diameter of

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Performance evaluation of different model mixers by ...

Dec 01, 2005  The mixing region is the area (for two-dimensional (2-D) simulation) or volume (for three-dimensional (3-D) simulation) of the section. The objective of this study

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Experimental study on laminar mixing in planetary mixer ...

Jan 30, 2021  Further numerical study on the laminar mixing performance of the planetary mixer was carried out by Yamagata and Fujisawa ( 2019) using the computational fluid dynamics in combination with the tracer tracking method. The numerical simulations were conducted at Reynolds number Re = 600 in a cylindrical container of aspect ratio h/r = 2.

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Mixing and Simulation Research - UNIV OF WISCONSIN

This work will better define mixing behavior of complex fluids with validated simulation results, thus increasing understanding of mixing and building trust in CFD simulation results. Results of the CFD mixing study of the Mixograph planetary pin mixer were presented at the International Symposium on Mixing in Industrial Processes - ISMIP VI ...

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Numerical simulation of distributive mixing in 3‐D flows ...

Xian‐Ming Zhang, Lian‐Fang Feng, Wen‐Xing Chen, Guo‐Hua Hu, Numerical simulation and experimental validation of mixing performance of kneading discs in a twin screw extruder, Polymer Engineering Science, 10.1002/pen.21404, 49, 9, (1772-1783), (2009).

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Characterization of Mixing in a Simple Paddle Mixer Using ...

Jun 16, 2011  Characterization of Mixing in a Simple Paddle Mixer Using Experimentally Derived Velocity Fields Douglas Bohl, ... 2-D Numerical Simulation of Differential Viscoelastic Fluids in a Single-Screw Continuous Mixer: Application of Viscoelastic Finite Element Methods ... Power Consumption in a Double Planetary Mixer With Non-Newtonian and ...

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Analysis of Mixing Performance in a VIC Mixer Semantic ...

Abstract The VIC mixer is an intermeshing internal mixer, whose unique feature is its ability to vary the clearance between the two rotors. The flow field in the chamber of an internal mixer is difficult to analyze due to the complex geometry and transient character of the flow. Here, a fluid dynamics analysis package – FIDAP, using the finite element method was employed to simulate the flow ...

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A numerical investigation of the effects of blade’s ...

Oct 04, 2016  Before numerical simulations, it is necessary to validate the setup and numerical model by comparing the numerical results with the experimental results from Auger et al. 21 In Auger’s experiment, four Newtonian fluids were mixed in the planetary mixer bowl P600 equipped with a helicoidal dough hook.

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Computational Fluid Dynamics of Mixing Performance in ...

Dec 13, 2019  In microchannel, fluid viscous effect becomes dominant, and the micro-flow typically falls in laminar regime. Mixing of fluid in the absence of turbulence is a slow molecular process as it is solely dependent on diffusion. Fast and complete mixing of relevant fluids is of crucial importance in many chemical engineering processes, thus computational fluid dynamics simulation on mixing in ...

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Mixing analysis in a coaxial mixer - ScienceDirect

May 01, 2006  The mixing system consisted of a centered Rushton turbine with an anchor rotating at a speed ratio equal to 10. Fig. 1 illustrates the mixing system and presents tank and impellers dimensions. In this work, we consider a Newtonian fluid with a viscosity of 10 Pa s and a non-Newtonian fluid described by the power law model with flow index value (n) of 0.5 and a consistency index (m) of 8.3

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Effect of Rotation and Revolution on Performance of Blade ...

In this study, flow structures and mixing performance in a blade-free planetary mixer, which combines rotation and revolution motions inside a cylindrical vessel, are numerically investigated. Flow fields in the mixer vessel are simulated in a single rotating reference frame with various revolution speeds and a fixed rotation speed. The mixing process is investigated by a Lagrangian particle ...

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Numerical analysis in the effects of blade’s arrangement ...

Aug 03, 2017  1. Yi P, Hu Y, Liu S. Numerical investigation of Stirring Blades on Mixing Efficiency of a Planetary Kneading Mixer with Non-newtonian and Viscoplastic Materials. The XV International Congress on Rheology, The Society of Rheology 80th Annual Meeting 2008. Google Scholar Scitation; 2. Zhang J, Li X, He R, Liang J. Study on double-shaft mixing paddle undergoing planetary motion in

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Session: Mixing and Segregation of Particulates I (2016 ...

Mixing and segregation phenomena occur in most systems of powdered or granular solids and can have a significant influence on their behavior. In addition, the deliberate mixing of solids is an essential operation in the production of industrial powders or granular products constituted from

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Three-Dimensional Numerical Simulation and Performance ...

Feb 04, 2009  Three-Dimensional Numerical Simulation and Performance Study of an Industrial Helical Static Mixer ... Consequently, fluid mixing plays a critical role in the success or failure of many industrial processes. The use of static mixers has been utilized over a wide range of applications such as continuous mixing, blending, heat and mass transfer ...

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Behavior simulation of a concrete mix in a ­turbine pan mixer­

Performance optimization of concrete mixers is an issue of great significance in many industrial technologies. Using functional models for rheological properties of fresh concrete, which are described below, a mixing simulation of turbine pan-mixer, is presented. 1. Introduction. Pan concrete mixers use various types of mixing methods.

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Numerical Simulation and Mixing Study of Non-Newtonian ...

Feb 24, 2009  A three-dimensional finite volume simulation is used to study the performance of the mixer. The non-Newtonian fluid is modeled by the Carreau law model for the shear stress. The effects of the Reynolds number of the flow and also properties of non-Newtonian fluids on the static mixer performance have been studied.

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Analysis of Mixing Performance in a VIC Mixer Semantic ...

Abstract The VIC mixer is an intermeshing internal mixer, whose unique feature is its ability to vary the clearance between the two rotors. The flow field in the chamber of an internal mixer is difficult to analyze due to the complex geometry and transient character of the flow. Here, a fluid dynamics analysis package – FIDAP, using the finite element method was employed to simulate the flow ...

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Characterization of Mixing in a Simple Paddle Mixer Using ...

Jun 16, 2011  Characterization of Mixing in a Simple Paddle Mixer Using Experimentally Derived Velocity Fields Douglas Bohl, ... 2-D Numerical Simulation of Differential Viscoelastic Fluids in a Single-Screw Continuous Mixer: Application of Viscoelastic Finite Element Methods ... Power Consumption in a Double Planetary Mixer With Non-Newtonian and ...

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A numerical investigation of the effects of blade’s ...

Oct 04, 2016  Before numerical simulations, it is necessary to validate the setup and numerical model by comparing the numerical results with the experimental results from Auger et al. 21 In Auger’s experiment, four Newtonian fluids were mixed in the planetary mixer bowl P600 equipped with a helicoidal dough hook.

Get Price

Three-Dimensional Numerical Simulation and Performance ...

Feb 04, 2009  Three-Dimensional Numerical Simulation and Performance Study of an Industrial Helical Static Mixer ... Consequently, fluid mixing plays a critical role in the success or failure of many industrial processes. The use of static mixers has been utilized over a wide range of applications such as continuous mixing, blending, heat and mass transfer ...

Get Price

Computational Fluid Dynamics of Mixing Performance in ...

Dec 13, 2019  In microchannel, fluid viscous effect becomes dominant, and the micro-flow typically falls in laminar regime. Mixing of fluid in the absence of turbulence is a slow molecular process as it is solely dependent on diffusion. Fast and complete mixing of relevant fluids is of crucial importance in many chemical engineering processes, thus computational fluid dynamics simulation on mixing in ...

Get Price

EXPERIMENTAL AND NUMERICAL STUDY OF RHOMBOIDAL

concluded that rhomboidal mixing sections deform the material by shear, making them poor dispersive mixing sections. 1 Introduction Mixer design is slowly changing from being a complete experimental process to a partially numerical and experimental one. Numerical simulation has an advantage that analysis and optimization can be

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Numerical Simulation of Mixing Characteristics in the ...

Numerical simulation was performed with the computational fluid dynamics analysis software POLYFLOW to investigate the influence of different process conditions and structural parameters on mixing characteristics of the eccentric rotor extruder. The intensity of shear and elongational flow strengthened when the rotational speed increased, but the time for material to stay in the extruder will ...

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Study on the mixing performance of static mixers in SCR ...

mixers and the factors which may affect the performance of static mixers. A commonly used GK static mixer unit is simulated by CFD software ANSYS Fluent in current research to investigate the effect of the location of static mixers and the volume ratio of two species on mixing quality. SIMULATION

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A planar microfluidic mixer based on logarithmic spirals ...

Apr 16, 2012  The device was fabricated using polydimethylsiloxane soft photolithography techniques, and mixing performance was characterized via numerical simulation and fluorescent microscopy. Mixing efficiency initially declined as the Reynolds number increased, and this trend continued until a Reynolds number of 15 where a minimum was reached at 53%.

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Session: Mixing and Segregation of Particulates I (2016 ...

Mixing and segregation phenomena occur in most systems of powdered or granular solids and can have a significant influence on their behavior. In addition, the deliberate mixing of solids is an essential operation in the production of industrial powders or granular products constituted from

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OS12: Flow Realization, Measurement and Visualization

Numerical Simulation of Mixing Performance in a Blade Free Planetary Mixer T. Yamagata, N. Fujisawa 11:00-11:20 OS12-6 Flow Visualization of Stirred Tank Reactor with Rotating Jet M.T. Azam, D. Kang, H. Hirahara, K. Murata,Y. Shimoji 11:20-11:40 OS12-7 Visualization of Particle Motion in Microchannels with Different Filter Structure

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Study on the dynamic performance of concrete mixer’s ...

J. Yang et al.: Study on the dynamic performance of concrete mixer’s mixing drum 167 1 0.5 0 0.5 1 1 0.5 0 0.5 1 x / m y / m Figure 2. Shape of a concrete cross section at a certain time ( D

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Numerical analysis in the effects of blade’s arrangement ...

Aug 03, 2017  1. Yi P, Hu Y, Liu S. Numerical investigation of Stirring Blades on Mixing Efficiency of a Planetary Kneading Mixer with Non-newtonian and Viscoplastic Materials. The XV International Congress on Rheology, The Society of Rheology 80th Annual Meeting 2008. Google Scholar Scitation; 2. Zhang J, Li X, He R, Liang J. Study on double-shaft mixing paddle undergoing planetary motion in

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Experimental and numerical study of mixing characteristics ...

A combined experimental and computational study on a rectangular lobed mixer is performed. A series of simulations based on a steady Reynolds-averaged Navier-Stokes Simulation (RANS) are conducted to analyse the mixing mechanisms of large-scale streamwise structure shed by the trailing edge of lobed mixer, with emphasis being placed on the effect of turbulence modeling and inflow conditions.

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