[PDF] Top 20 Bubble Dynamics and Dense Phase Composition in 2-D Binary Gas-Solid Fluidized Bed
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Bubble Dynamics and Dense Phase Composition in 2-D Binary Gas-Solid Fluidized Bed
... the bed medium [Fraser & Yancey, ...the bed density caused by sand fluidization, which caused a large amount of clean coal in the ...inlet gas velocity, bubble size and bubble rise ... See full document
107
Hydrodynamics Studies of Air Dense Medium Fluidized Bed with Binary Mixtures for Dry Coal Beneficiation
... by fluidized bed technology for approximately 36 years (Chen et ...the fluidized bed separation system named Air Dense Medium Fluidized Bed ...shaped fluidized ... See full document
221
Dynamic modeling and Molecular Weight Distribution of ethylene copolymerization in an industrial gas phase Fluidized Bed Reactor
... that solid particles settle in the FBR, and the fluidized bed moves to 455 the steady state condition and the production rate becomes steady 456 ...457 bubble and emulsion phases during the ... See full document
13
Numerical Simulation of Three-Phase Flows in the Inverse Fluidized bed
... the bubble and gas induced turbulence model on liquid was applied to the liquid ...the solid pressure and ...each phase to calculate the momentum exchange ...and solid phases is the ... See full document
125
Dynamic Modeling for Gas Phase Propylene Copolymerization in a Fluidized Bed Reactor
... a fluidized bed has several advantages over other polypropylene production processes due to low operating pressure and temperatures of about 75-110 ºC and 20-40 bar respectively with superficial gas ... See full document
5
Use of a Baffle to Enhance Distribution of a Liquid Sprayed into a Gas-Solid Fluidized Bed
... typical fluidized bed with uniform gas distribution, bubbles tend to coalesce and migrate towards the bed ...of gas bubbles over the bed cross-section can be modified using ... See full document
193
Bubble formation on a single orifice in a gas solid fluidized bed using digital image analysis
... of bubble such as bubble equivalent diameter, bubble aspect ratio and its center of ...to binary (Fig. 2C) (black and white) image. Then the bubble edge was detected ...the ... See full document
13
Carbon Dioxide Capture from Flue Gas Using a Potassium Based Sorbent in a Circulating Turbulent Fluidized Bed
... circulating-turbulent fluidized bed regime (C-TFB) was proposed by Zhu and Zhu [19, ...circulating fluidized bed (CFB), turbulent fluidization (TFB) and high density CFB (HDCFB) reactors ... See full document
15
Segregation Behaviour of Particles in Gas Solid Fluidized Beds at Elevated Pressure
... fluid dynamics and discrete particle model (DPM-CFD) was adopted in this ...discrete phase and each particle is tracked by applying the Newton’s second law of motion while the gas phase is ... See full document
11
Bubble Dynamics and Bed Expansion for Single-Component and Binary Gas-Solid Fluidization Systems
... the bed medium sink towards the bottom of the bed, while particles lighter than the bed float to the bed surface (Sahu, Biswal and Parida ...2009). Bubble behaviour has a significant ... See full document
94
Bubble-Induced Inverse Gas-Liquid-Solid Fluidized Bed
... is solid particles are kept under suspension supported by the flow of fluid ...static bed at a low velocity, fluid transits through the void between solid particles and particles remain as a static ... See full document
127
A self-consistent physical model of the bubbles in a gas solid two-phase flow
... the gas-solid two-phase flow which represents the proportion of space occupied by the gas and the space occupied by the ...the gas velocity of the gas-solid ... See full document
11
Local heat transfer coefficient around a horizontal heating element in gas-solid fluidized bed
... laboratory gas-solid fluidized bed heat ...bubbling fluidized bed is found experimentally around a tube at different ...superficial gas velocities. The bed ... See full document
5
Hydrodynamics in a Liquid Solid Circulating Fluidized Bed–A Review
... fluid dynamics through Eulerian-Eulerian approach to deal with the two phase flow aspects to deal with the solid- fluid ...liquid solid separation at the top are non axis ... See full document
16
Flow Enhancement of Ginseng and other Fine Powders with Rotating and Conventional Fluidized Bed
... However, the finer ginseng powder is better for digestion and absorption in the human body, it is more difficult for bulk solid handling, compact ability and fluidization. There are 3 main components: filler, ... See full document
142
Further improvement of fluidized bed models by incorporating zone method with Aspen Plus interface
... The further improvement is demonstrated in the current paper which highlights a novel modelling approach of fluidized beds to incorporate the classical zone method with Aspen Plus interface. A particular advantage ... See full document
7
Modification of the Young-Laplace equation and prediction of bubble interface in the presence of nanoparticles
... the bubble growth, bubble detachment and bubble rise for low and medium air flow ...The bubble dynamics was modelled by various approaches, including the algebraic compressive scheme of ... See full document
51
Gas distribution system for a two zone fluidized bed reactor
... a gas distribution system which creates two distinct reaction zones within the same fluidized ...of gas at the bottom of the fluidized bed and a second type of gas at a higher ... See full document
17
The hydrodynamic behavior of an inverse liquid-solid circulating fluidized bed
... The radial flow structure for both inverse and upward LSCFB were tested in a column with an inner diameter of q = 7.62 TJ and at total liquid velocities higher than 20 cm/s ( / > 20 TJ/M) . Furthermore, the solids ... See full document
84
Computational Scheme Guided Design of a Hybrid Mild Gasifier
... of gas-solids flow in a 6 m high riser using a transient, two-dimensional (2-D) hydrodynamic model based on the kinetic theory of granular ...local gas-particle ...of fluidized powders ... See full document
213
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