specializing in the production of large, medium and small concrete mixers, concrete mixing stations, stabilized soil mixing stations and other equipment. It is a heavy industry enterprise integrating R & production and sales.
Numerical simulation method of the internal flow field of fluid machinery has become an important technology in the study of fluid machinery design. In order to obtain a high-performance cement slurry mixer, computational fluid dynamics (CFD) techniques are used to simulate the flow field in the mixer, and the simulation results are studied.
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An attempt has been made in the present study to develop a generalized slurry flow model using CFD and utilize the model to predict concentration profile. The
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2011-12-20 Different kinds of research methods of the flow field in the cement mixer were introduced and compared, theory bases of the numerical simulation method of the flow field in the cement mixer were described, whole of thoughts of realization this method were analyzed. And then, the geometrical model and mathematical mode of the cement mixer were created by
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2017-8-17 CFD simulations of a two-phase flow are considered, in which the cement slurry is treated as the first phase and the foam is treated as the
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Abstract The improved Intermig impeller has been used in the seed precipitation tank in China, which could enhance the mixing and suspension of Al(OH)3 particles and the power consumption declined largely. The flow field, solids hold-up, cloud height, just off-bottom speed and power consumptions were investigated in solid–liquid mixing system with this new type of impeller by
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The coaxial mixers enhance the suspension of concentrated slurries in an agitated reactor. In this research work, the complex slurry suspension and dissemination behavior in a coaxial slurry mixing system (comprised of a close clearance anchor rotating with a low speed and an inner axial impeller rotating with a high speed) was analyzed employing ERT (electrical resistance
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2017-3-16 good mixing are crucial. Several mixing techniques have been practiced in particle mixing, and fluidized beds, rotating cylinders, ribbon mixers and tumbling mixers are all widely used in the industry [1], [2]. A rotary kiln is a slightly inclined rotating cylinder, in which a powder material and a gas flow in counterflow,
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Research on CFD Simulation of the Cement Slurry Mixer p.196. Wind Power Prediction Based on Similar Day Clustering Support Vector Machine p.200. Study on Turbine Blade Abrasion Mechanism and Abrasion Resistance Performance Testing Machine ... Tiansheng Yang. 50 years of abrasion research and practice of hydraulic machinery. China Water Power ...
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2011-1-1 Research on mixing using CFD will provide theoretical support for design, optimization and scale-up of HSAD systems. A technical need in the study of mechanical mixing in HSAD is the consideration of A-310 and helical ribbon designs. The A-310 is an axial flow impeller.
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Abstract:The research on the dynamic flow of slurry in flotation cell is significant for the flotation cell study and optimization.The dynamic flow of slurry in flotation cell is studied by CFD simulation in this paper. And the distribution characteristics of different particle ...
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2011-12-20 Different kinds of research methods of the flow field in the cement mixer were introduced and compared, theory bases of the numerical simulation method of the flow field in the cement mixer were described, whole of thoughts of realization this method were analyzed. And then, the geometrical model and mathematical mode of the cement mixer were created by
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2016-2-29 This study uses biogas, an environmentally friendly renewable energy resource, to operate the prototype of a micro-gas turbine (MGT) system called the Proto X-3 Bioenergy Micro-gas Turbine, designed for green building application. The biogas is produced by an anaerobic digester. The aim of this research is to simulate slurry flow in an anaerobic digester as the
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2019-1-5 SIMULATIONS OF THE PRIMARY CEMENT PLACEMENT IN ANNULAR GEOMETRIES DURING WELL COMPLETION USING COMPUTATIONAL FLUID DYNAMICS (CFD) A Thesis Submitted to the Graduate Faculty of the Louisiana State University and Agricultural and Mechanical College in partial fulfillment of the requirements for the degree of
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2010-9-28 The cement manufacturing process consists of multiphysics flow including particle laden gas flow, combustion, and heat transfer. Furthermore, the Reynolds numbers involved are typically much higher than tractable for high-fidelity CFD simulation techniques such as large eddy simulation (LES). Thus, Reynolds averaged Navier-Stokes (RANS) approach of modeling
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2018-3-16 The influence of density, rheological properties, surface tension, and flow rate of the fluids on the instability and shape of the interface, and consequently on the displacement efficiency, is studied. The 3D-computational-fluid-dynamics (CFD) simulations are performed with commercially available CFD software to study several displacement cases.
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2017-3-16 good mixing are crucial. Several mixing techniques have been practiced in particle mixing, and fluidized beds, rotating cylinders, ribbon mixers and tumbling mixers are all widely used in the industry [1], [2]. A rotary kiln is a slightly inclined rotating cylinder, in which a powder material and a gas flow in counterflow,
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A CFD model was developed for the 3D simulation of the fluid flow generated by the coaxial mixer. The rotation of the coaxial impellers was modelled employing the sliding mesh method. The experimental measurements of power drawn and mixing time were used to
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Abstract:The research on the dynamic flow of slurry in flotation cell is significant for the flotation cell study and optimization.The dynamic flow of slurry in flotation cell is studied by CFD simulation in this paper. And the distribution characteristics of different particle ...
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Leonzio (2018) conducted research on the best mixing systems and geometric configuration for an anaerobic digester with CFD analysis. Meister et al. (2018) conducted a CFD analysis based on the finite volume method of the mixing of Newtonian and non-Newtonian sludge in anaerobic digesters to investigate the effects of operational variations on ...
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2021-11-18 Dr. Mike Kuron is a Managing Engineer at Veryst Engineering. Dr. Kuron’s primary area of expertise is computational mechanics, with a concentration in the simulation of fluid flow behavior using computational fluid dynamics. He has extensive experience in CFD modeling of fluid flows with turbulence, heat transfer, chemical reactions, multiple phases, and fluid
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2006-7-1 @article{osti_20995473, title = {Erosion Evaluations of Slurry Mixer Tank With Computational Fluid Dynamics Methods}, author = {Lee, Si Y and Dimenna, Richard A and Taylor, Glenn A}, abstractNote = {This paper discusses the use of computational fluid dynamics (CFD) methods to understand and characterize erosion of the floor and internal structures in the
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2016-2-29 This study uses biogas, an environmentally friendly renewable energy resource, to operate the prototype of a micro-gas turbine (MGT) system called the Proto X-3 Bioenergy Micro-gas Turbine, designed for green building application. The biogas is produced by an anaerobic digester. The aim of this research is to simulate slurry flow in an anaerobic digester as the
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2010-9-28 The cement manufacturing process consists of multiphysics flow including particle laden gas flow, combustion, and heat transfer. Furthermore, the Reynolds numbers involved are typically much higher than tractable for high-fidelity CFD simulation techniques such as large eddy simulation (LES). Thus, Reynolds averaged Navier-Stokes (RANS) approach of modeling
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2019-1-5 SIMULATIONS OF THE PRIMARY CEMENT PLACEMENT IN ANNULAR GEOMETRIES DURING WELL COMPLETION USING COMPUTATIONAL FLUID DYNAMICS (CFD) A Thesis Submitted to the Graduate Faculty of the Louisiana State University and Agricultural and Mechanical College in partial fulfillment of the requirements for the degree of
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2018-3-16 The influence of density, rheological properties, surface tension, and flow rate of the fluids on the instability and shape of the interface, and consequently on the displacement efficiency, is studied. The 3D-computational-fluid-dynamics (CFD) simulations are performed with commercially available CFD software to study several displacement cases.
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Due to the influence of geofactor, drilling fluid and construction work, irregular boreholes appear during the drilling, which will lead to poor cementing quality. Taking the well as an example, according to the phenomenon of lower displacement efficiency and serious mixing slurry during cementing in the out of round oversized hole, simulation and experimental research are
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2017-3-16 good mixing are crucial. Several mixing techniques have been practiced in particle mixing, and fluidized beds, rotating cylinders, ribbon mixers and tumbling mixers are all widely used in the industry [1], [2]. A rotary kiln is a slightly inclined rotating cylinder, in which a powder material and a gas flow in counterflow,
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Leonzio (2018) conducted research on the best mixing systems and geometric configuration for an anaerobic digester with CFD analysis. Meister et al. (2018) conducted a CFD analysis based on the finite volume method of the mixing of Newtonian and non-Newtonian sludge in anaerobic digesters to investigate the effects of operational variations on ...
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Therefore, the focus of our research is On the development of Computational Fluid Dynamic (CFD) and Discrete Element (DEM) Models with additional forces (lift, drag, collisional etc..), shape factors along with rheology modification for accurate predictions in hydrocyclones, dense medium cyclones, fluidized beds, vertical pipe flows and mixing ...
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2020-10-11 To the author’s knowledge, little research has been devoted to the Y-shaped elbow with two inlets and in which the particles are mixed with the fluid and transported. Based on the research trends and the improvement of current deep-sea mining system, we implemented a coupled CFD-DEM simulation of particle-fluid mixture flow in Y-shaped elbow
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