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  • CFD Study on the Influence of Geometric Parameters on

    2018-8-30 · Within this paper, a parametric CFD study is conducted to determine the influence of three main geometry parameters of the EIS ejector design on the ejector’s performance. The parameters, namely the injection nozzle spacing, the mixing duct length, and the ejector nozzle height, are introduced in the context of the overall EIS design and ...

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  • The turbulent mixing layer: geometry of large vortices ...

    The turbulent mixing layer: geometry of large vortices. Department of Aerospace Engineering, University of Southern California, Los Angeles, CA 90089-0192 Permanent address: Department of Mechanical Engineering, Washington State University, Pullman, WA 99164-2920.

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  • Influence of dispersion states on the performance of ...

    2014-9-12 · Influence of dispersion states on the performance of polymer-based nanocomposites. ... Sample geometry was such that a parallel plate capacitor configuration is used; the electrodes were evaporated silver, 1 cm in diameter and 100 nm in thickness. ... The result of this study specifically revealed that nanoscale dispersion could influence ...

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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 ...

    Get Price
  • Mixing‐assisted hydrothermal synthesis of nanostructured ...

    2016-5-2 · Mixing‐assisted hydrothermal synthesis of nanostructured ZnAPSO‐34 used in conversion of methanol to light olefins: effect of agitation RPM on catalytic properties and performance Mohsen Yazdani Chemical Engineering Faculty, Sahand University of Technology, Sahand New Town, Tabriz, Iran

    Get Price
  • The effects of slit-pore geometry on capacitive properties ...

    2020-4-16 · Ionic-liquids (IL) inside conductive porous media can be used to make electrical energy storage units. Many parameters such as the shape of the pores and the type of IL affect the storage performance.

    Get Price
  • The surface roughness effect on the performance of ...

    2017-10-7 · The paper presents the numerical simulation results of the surface roughness influence on gas-dynamic processes inside flow parts of a supersonic ejector. These simulations are performed using two commercial CFD solvers (Star- CCM+ and Fluent). The results are compared to each other and verified by a full-scale experiment in terms of global flow parameters (the entrainment ratio: the ratio ...

    Get Price
  • Optimisation Analysis of Structural Parameters of an ...

    2020-8-11 · To investigate the effect of structural parameters on the performance of an annular slot ejector, a series of numerical simulations were conducted with single-factor analysis. Moreover, a multifactor grey relational analysis was applied to examine the correlations between the structural parameters and entrainment ratio. Subsequently, the optimised model was verified by comparing the …

    Get Price
  • Numerical study on mixing flow behavior in gas-liquid ...

    2020-5-25 · A multiphase mathematic model based on realizable k-ε turbulence model for subsonic flow was presented to investigate the mixing flow behaviors between gas and water in the gas-liquid ejector. The simulation was carried out to predict the pumping performance …

    Get Price
  • Research on the Influence of Guide Blade Trailing Edge ...

    2019-5-14 · The influence of foreign gas injection and slot geometry on film cooling effectiveness. International Journal of Heat & Mass Transfer, 1969, 12(8): 935–951. Article Google Scholar

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  • Influence of dispersion states on the performance of ...

    2014-9-12 · Influence of dispersion states on the performance of polymer-based nanocomposites. ... Sample geometry was such that a parallel plate capacitor configuration is used; the electrodes were evaporated silver, 1 cm in diameter and 100 nm in thickness. ... The result of this study specifically revealed that nanoscale dispersion could influence ...

    Get Price
  • Optimization designation of static mixer geometry ...

    2020-7-25 · The polymer materials used in the injection molding process have a non-Newtonian characteristic. Consequently, a flow imbalance problem often occurs, even if an H-type runner system is employed. This problem can be addressed by placing a static mixer in the runner. However, the performance of the mixer is highly dependent on its design. Accordingly, the present study employs …

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  • Study of the Different Factors That Influence Jet Pump ...

    2013-12-24 · A simple geometry jet pump was designed, developed and tested. The experiments show that we should ... mixing chamber length of 7.25 Dmix had proven superi- ority over the other two mixing chambers length of 6.75 and 7.86 Dmix. Mixing throat length ranging from 3.5 to ... Study of the Different Factors That Influence Jet Pump Performance Author:

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  • Selective aerobic oxidation of para-xylene in sub- and ...

    In this paper we report a strong dependence of the observed performance of the catalyst on the geometry and the configuration of laboratory scale reactors in the continuous aerobic oxidation of p-xylene in supercritical water.Small differences, such as the …

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  • The effects of slit-pore geometry on capacitive properties ...

    2020-4-16 · Ionic-liquids (IL) inside conductive porous media can be used to make electrical energy storage units. Many parameters such as the shape of the pores and the type of IL affect the storage performance.

    Get Price
  • The Influence of Inlet Port Design on the In-Cylinder ...

    A detailed investigation of the influence of intake port design on the in-cylinder flow structure during the intake and compression strokes, the mixing of the residual gas and a non-premixed intake charge, and the extent and pattern of charge inhomogenity near the time of combustion is described. Th

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  • Influence of Humidity on the Electrostatic Charge and ...

    2007-3-22 · Abstract To investigate the influence of storage relative humidity (RH) on the aerosolisation efficiency and tribo-electrification of carrier based dry powder inhaler (DPI) formulations using the next generation impactor (NGI) in vitro methodology and the electrostatic low pressure impactor (ELPI). Micronised salbutamol (d 0.5 1.48 ± 0.03 μm) was blended with 63–90 μm sieve fractioned α ...

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  • Interface study of the fluids in passive micromixers by ...

    2020-10-27 · In the present study, six different geometries, all of which share the same mixer part, which is a microchannel with the dimension of (100 imes 175 imes 2000) μm were simulated to investigate the role of the entrance geometry of micromixers in creating vortices and their effects on the quality of mixing. As specified in Fig. 1, the entrances in all simulated geometries are non-aligned so ...

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  • Influence of Spacer Grid Outer Strap on Fuel Assembly ...

    The outer strap as a typical structure of a spacer grid enhances the mechanical strength, decreases hang-up susceptibility, and also influences thermal hydraulic performance, for example, pressure loss, mixing performance, and flow distribution. In the present study, a typical grid spacer with different outer strap designs is adopted to investigate the influence of outer strap design on fuel ...

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  • Influence of cellulose nanocrystals on the rheological ...

    2019-12-2 · Influence of cellulose nanocrystals on the rheological behaviour of Portland cement and pure limestone suspensions Fábio A. Cardoso1,2,*, Pedro C.R.A. Abrão1,2, Beatriz R. da Silva1,2, Germano A. Siqueira3, and Vanderley M. John1,2 1National Institute …

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  • CFD Study on the Influence of Geometric Parameters on

    2018-8-30 · Within this paper, a parametric CFD study is conducted to determine the influence of three main geometry parameters of the EIS ejector design on the ejector’s performance. The parameters, namely the injection nozzle spacing, the mixing duct length, and the ejector nozzle height, are introduced in the context of the overall EIS design and ...

    Get Price
  • The turbulent mixing layer: geometry of large vortices ...

    The turbulent mixing layer: geometry of large vortices. Department of Aerospace Engineering, University of Southern California, Los Angeles, CA 90089-0192 Permanent address: Department of Mechanical Engineering, Washington State University, Pullman, WA 99164-2920.

    Get Price
  • Influence of dispersion states on the performance of ...

    2014-9-12 · Influence of dispersion states on the performance of polymer-based nanocomposites. ... Sample geometry was such that a parallel plate capacitor configuration is used; the electrodes were evaporated silver, 1 cm in diameter and 100 nm in thickness. ... The result of this study specifically revealed that nanoscale dispersion could influence ...

    Get Price
  • 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 ...

    Get Price
  • Mixing‐assisted hydrothermal synthesis of nanostructured ...

    2016-5-2 · Mixing‐assisted hydrothermal synthesis of nanostructured ZnAPSO‐34 used in conversion of methanol to light olefins: effect of agitation RPM on catalytic properties and performance Mohsen Yazdani Chemical Engineering Faculty, Sahand University of Technology, Sahand New Town, Tabriz, Iran

    Get Price
  • The effects of slit-pore geometry on capacitive properties ...

    2020-4-16 · Ionic-liquids (IL) inside conductive porous media can be used to make electrical energy storage units. Many parameters such as the shape of the pores and the type of IL affect the storage performance.

    Get Price
  • The surface roughness effect on the performance of ...

    2017-10-7 · The paper presents the numerical simulation results of the surface roughness influence on gas-dynamic processes inside flow parts of a supersonic ejector. These simulations are performed using two commercial CFD solvers (Star- CCM+ and Fluent). The results are compared to each other and verified by a full-scale experiment in terms of global flow parameters (the entrainment ratio: the ratio ...

    Get Price
  • Optimisation Analysis of Structural Parameters of an ...

    2020-8-11 · To investigate the effect of structural parameters on the performance of an annular slot ejector, a series of numerical simulations were conducted with single-factor analysis. Moreover, a multifactor grey relational analysis was applied to examine the correlations between the structural parameters and entrainment ratio. Subsequently, the optimised model was verified by comparing the …

    Get Price
  • Numerical study on mixing flow behavior in gas-liquid ...

    2020-5-25 · A multiphase mathematic model based on realizable k-ε turbulence model for subsonic flow was presented to investigate the mixing flow behaviors between gas and water in the gas-liquid ejector. The simulation was carried out to predict the pumping performance of the ejector by a commercial computational code ANSYS-FLUENT 15.0. General agreements between the predicted results and …

    Get Price
  • Research on the Influence of Guide Blade Trailing Edge ...

    2019-5-14 · The influence of foreign gas injection and slot geometry on film cooling effectiveness. International Journal of Heat & Mass Transfer, 1969, 12(8): 935–951. Article Google Scholar

    Get Price
  • CFD Study on the Influence of Geometric Parameters on the ...

    2018-8-30 · Within this paper, a parametric CFD study is conducted to determine the influence of three main geometry parameters of the EIS ejector design on the ejector’s performance. The parameters, namely the injection nozzle spacing, the mixing duct length, and the ejector nozzle height, are introduced in the context of the overall EIS design and ...

    Get Price
  • The turbulent mixing layer: geometry of large vortices ...

    The turbulent mixing layer: geometry of large vortices. Department of Aerospace Engineering, University of Southern California, Los Angeles, CA 90089-0192 Permanent address: Department of Mechanical Engineering, Washington State University, Pullman, WA 99164-2920.

    Get Price
  • Influence of dispersion states on the performance of ...

    2014-9-12 · Influence of dispersion states on the performance of polymer-based nanocomposites. ... Sample geometry was such that a parallel plate capacitor configuration is used; the electrodes were evaporated silver, 1 cm in diameter and 100 nm in thickness. ... The result of this study specifically revealed that nanoscale dispersion could influence ...

    Get Price
  • 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 ...

    Get Price
  • Mixing‐assisted hydrothermal synthesis of nanostructured ...

    2016-5-2 · Mixing‐assisted hydrothermal synthesis of nanostructured ZnAPSO‐34 used in conversion of methanol to light olefins: effect of agitation RPM on catalytic properties and performance Mohsen Yazdani Chemical Engineering Faculty, Sahand University of Technology, Sahand New Town, Tabriz, Iran

    Get Price
  • The effects of slit-pore geometry on capacitive properties ...

    2020-4-16 · Ionic-liquids (IL) inside conductive porous media can be used to make electrical energy storage units. Many parameters such as the shape of the pores and the type of IL affect the storage performance.

    Get Price
  • The surface roughness effect on the performance of ...

    2017-10-7 · The paper presents the numerical simulation results of the surface roughness influence on gas-dynamic processes inside flow parts of a supersonic ejector. These simulations are performed using two commercial CFD solvers (Star- CCM+ and Fluent). The results are compared to each other and verified by a full-scale experiment in terms of global flow parameters (the entrainment ratio: the ratio ...

    Get Price
  • Optimisation Analysis of Structural Parameters of an ...

    2020-8-11 · To investigate the effect of structural parameters on the performance of an annular slot ejector, a series of numerical simulations were conducted with single-factor analysis. Moreover, a multifactor grey relational analysis was applied to examine the correlations between the structural parameters and entrainment ratio. Subsequently, the optimised model was verified by comparing the …

    Get Price
  • Numerical study on mixing flow behavior in gas-liquid ...

    2020-5-25 · A multiphase mathematic model based on realizable k-ε turbulence model for subsonic flow was presented to investigate the mixing flow behaviors between gas and water in the gas-liquid ejector. The simulation was carried out to predict the pumping performance of the ejector by a commercial computational code ANSYS-FLUENT 15.0. General agreements between the predicted results and …

    Get Price
  • Research on the Influence of Guide Blade Trailing Edge ...

    2019-5-14 · The influence of foreign gas injection and slot geometry on film cooling effectiveness. International Journal of Heat & Mass Transfer, 1969, 12(8): 935–951. Article Google Scholar

    Get Price
  • Evaluation of cyclone geometry and its influence on ...

    Evaluation of cyclone geometry and its influence on performance parameters by computational fluid dynamics (CFD) W. P ... Smagorinsky model can be thought of as combining the Reynolds averaging assumptions given by L ij + C ij = 0 with a mixing length-based eddy …

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  • (PDF) Vessel Geometry and Fluid Properties Influencing Mix ...

    These conditions of mixing and not mixing appear to be defined by a relationship between material properties of the mixture and the geometry of the vessel. Figure 5.

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  • Numerical Investigation of the Influence of Specific ...

    2014-12-23 · All numerical investigations presented in this paper were carried out using a model geometry. No experimental results were available for this geometry. The validation of the code concerning film cooling mixing was presented in [15], [16], [17] and [18] (Vogel, 1994–1996).

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  • 'Moving Bed Biofilm Reactors: Evaluation of Geometry ...

    Finally, the influence of surface chemistry on biofilm attachment and performance was tested by facilitating biofilm growth on freely floating nylon and high-density polyethylene. Results indicate that organisms grown on more protected, sheltered carrier media respond to changes in mixing more rapidly than those on open and exposed media design.

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  • The Influence of Electrode and Channel Configurations on ...

    2014-6-20 · The PFF cell is an exception that shows much lower performance. A single polarization curve at 120 mL/min is shown at the bottom of Figure 6. The poor performance of the PFF cell can be attributed to low rates of vanadium transfer to the fibers in the electrode in the absence of forced convection.

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  • Influence of Device Parameters Spread on Current ...

    The novel multi-step packaging concept is proposed in order to improve the voltage sharing performance. The proposed package geometry considers optimal dielectric isolation for each device leading ...

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  • Mixing and Transport in Coastal River Plumes

    2019-10-25 · Mixing and Transport in Coastal River Plumes. 1 Department of Civil and Environmental Engineering, University of Washington, Seattle, Washington 98195; email: [email protected] River plumes are generated by the flow of buoyant river water into the coastal ocean, where they significantly influence water properties and circulation.

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  • Large eddy simulation of the variable density mixing layer ...

    2021-2-10 · Temporal mixing layer DNS and LES studies have shown that the imposed initial conditions can substantially affect both the mean flow statistics, and the internal geometry of the coherent structures (Comte et al 1992, Rogers and Moser 1994, Balaras et al 2001). In spatially-developing mixing layer simulations, the specification of the inflow ...

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  • Why Structural Fiber is the Smart Choice for Thin Concrete ...

    2021-8-23 · Therefore, consideration of fiber geometry and stiffness when choosing fibers for concrete overlays often becomes an economic choice, where the designer must balance cost, workability, and performance. Regarding the influence of the material on the residual strength, steel fibers often outperformed synthetic fibers by a significant margin.

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  • Aerobic oxidation of benzyl alcohol in a slug flow ...

    2020-8-5 · 3.5.2 Influence of wetted and dewetted slug flows. To further elucidate the influence of the slug flow profile on the reaction performance, experiments were conducted under wetted and dewetted slug flows in the microreactor at 150°C and 5 …

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