Secondary breakup of coal water slurry drops
Web7 Apr 2024 · An experimental study of the ignition and combustion processes of coal-water slurry (CWS) droplets based on coal enrichment waste in a high-temperature oxidizer at 650–850 °C with a syngas addition was carried out. The fuel slurry was a mixture of finely dispersed solid combustible particles (coal sludge, 10–100 µm in … WebSecondary breakup of coal water slurry drops Phys. Fluids 23, 113101 (2011) ... secondary flows, often referred to as Taylor vortices, may change the character of the flow field from a simple shear flow; this change in flow character can affect the measurement of the stresses. A detailed analysis by Hunt
Secondary breakup of coal water slurry drops
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Web1 Nov 2024 · The research presents the numerical modeling findings of the secondary breakup of droplets of coal water slurries containing petrochemicals (CWSP). The modeling method of the secondary droplet breakup is based on the VOF method for interface resolution, LES model for describing turbulence, and the technology of adapted dynamic … WebThe characteristics of the collisions of droplets with the surfaces of particles and substrates of promising oil–water slurry components (oil, water and coal) were experimentally studied. Particles of coals of different ranks with significantly varying surface wettability were used. The following regimes of droplet–particle collisions were identified: …
Web1 Mar 2024 · CFD simulation for secondary breakup of coal–water slurry drops using OpenFOAM Fuel Process Technol (2015) E.Z. Zheng et al. Direct numerical simulation of … Web1 Jan 2024 · Tavangar et al. [22] investigated the dynamic behavior of water coal slurry (CWS) droplets during secondary breakup. The effects of secondary breakup and …
Web13 Sep 2024 · ABSTRACT. To explore the effect of shear thickening behavior on the secondary deformation and breakup of cornstarch–water suspension droplets, an … Web26 Aug 2024 · Zhao et al. studied the air blast atomization of coal-water slurry (CWS) and modelled it as a Bingham fluid characterized by a yield stress, \ (\tau ... J.-L. Xu, W.-F. Li, Secondary breakup of coal water slurry drops. Phys. Fluids 23(11), 113101 (2011) Article ADS Google Scholar ...
WebStronger swirl in the inner annulus provides a secondary breakup of the droplets at the region of high-shear under nonburning conditions. One observes smaller-size droplets …
WebSecondary breakup of coal water slurry drops. Article. Nov 2011; Hui Zhao. Hai-Feng Liu. Jian-Liang Xu. Wei-Feng Li. To investigate secondary atomization of coal water slurry (CWS), deformation ... see abbott at the wall fallout 4Web28 Oct 2024 · Considering the secondary breakup of suspension fragments ... Vu, T. Atomization of coal-water slurry using twin-fluid jet atomizer. Fuel 1987, 66, 1596 ... Altunbas, A.; Azzopardi, B.J. A comparative study of phase Doppler and laser diffraction techniques to investigate drop sizes in annular two-phase flow. Chem. Eng. J. 1998, 71, … push warehouseWeb16 Oct 2024 · 1 Introduction. Secondary atomization is the breakup of liquid drops from primary atomization further into smaller fragments. This can occur due to high-speed ambient flow over the drops, such as in gas turbine combustion engines, or due to the high speed of the drops in an otherwise quiescent ambient fluid as observed in sprays and … push washer fastenerWeb15 Jun 2015 · During pinch-off of a non-Brownian suspension or a slurry, the particle concentration in the pinch-off zone is found to decrease as its minimal diameter decreases, resulting in a pure liquid interstitial fluid. … see 9-down crosswordWeb20 Aug 2012 · DOI: 10.1016/J.CES.2012.05.007 Corpus ID: 98325887; Breakup and atomization of a round coal water slurry jet by an annular air jet @article{Zhao2012BreakupAA, title={Breakup and atomization of a round coal water slurry jet by an annular air jet}, author={Hui Zhao and Hai‐feng Liu and Jianliang Xu and Wei‐feng … push washersWeb13 Sep 2024 · To explore the effect of shear thickening behavior on the secondary deformation and breakup of cornstarch–water suspension droplets, an experimental investigation is conducted by using a high-speed camera. see a baby lying in a mangerWeb1 Nov 2024 · Some drops experience low local velocities and therefore break up slowly, or do not break up at all. Other drops experience local velocities higher than the average and therefore break up faster and at lower We (based on the mean velocity). ... CFD simulation for secondary breakup of coal-water slurry drops using OpenFOAM. Fuel Process. … see abbot at the wall