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典型文献
Visualization on electrified micro-jet instability from Taylor cone in electrohydrodynamic atomization
文献摘要:
The cone-jet in electrohydrodynamic atomization has been widely applied into numerous industrial fields owing to micro-sized drops with narrow distribution and high charge.The electrified jet emits from a single capillary sheathed with quartz tube is visualized versus operating parameters and physical prop-erties,and breakup instabilities are also discussed.The range of operating parameters for a steady cone-jet broadens,as well as the minimum flow rate.Taylor cone angle decreases with an increase in flow rate,while increases as electric potential increasing.The jet breakup length decreases with an increase in flow rate and conductivity,while increases as electric potential increasing.The diffusion angle increases as flow rate increasing,while decrease as electric potential and conductivity increasing.Much clearer whip-ping instabilities are observed with an increase in"electro-Weber"number and conductivity.The com-pletion in disturbance or/and suppression from axial and radial stresses,drag force dominates the variation.Meanwhile,for a large flow rate,the transition from varicose instabilities to whipping instabil-ities is found.The whipping instabilities are clearly observed for high conductivity due to much more free ions in liquid.For much higher conductivity,an intermittent electrified jet appears and shows an umbrella plume,and breakup length sharply shortens.
文献关键词:
作者姓名:
Shiqi Yang;Zhentao Wang;Qian Kong;Bin Li;Junfeng Wang
作者机构:
School of Energy and Power Engineering,Jiangsu University,Zhenjiang 212013,China
引用格式:
[1]Shiqi Yang;Zhentao Wang;Qian Kong;Bin Li;Junfeng Wang-.Visualization on electrified micro-jet instability from Taylor cone in electrohydrodynamic atomization)[J].中国化学工程学报(英文版),2022(04):456-465
A类:
electrohydrodynamic,sheathed,whip,pletion,whipping,instabil
B类:
Visualization,electrified,micro,jet,instability,from,Taylor,cone,atomization,has,been,widely,applied,into,numerous,industrial,fields,owing,sized,drops,narrow,distribution,charge,emits,single,capillary,quartz,tube,visualized,versus,operating,parameters,physical,prop,erties,breakup,instabilities,also,discussed,range,steady,broadens,well,minimum,flow,rate,angle,decreases,increases,electric,potential,increasing,length,conductivity,diffusion,Much,clearer,observed,Weber,number,com,disturbance,suppression,axial,radial,stresses,drag,force,dominates,variation,Meanwhile,large,transition,varicose,found,clearly,due,much,more,free,ions,liquid,For,higher,intermittent,appears,shows,umbrella,plume,sharply,shortens
AB值:
0.468372
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