WebApr 10, 2024 · 我们扩展了在中性浮力颗粒悬浮的Taylor-Couette流中已知的流动转换,通过在半径比η = 0.917和长径比Γ = 21.67的几何形状中访问更高的悬浮雷诺数(Resusp ∼ O(103))。通过流体可视化实验研究了几种颗粒体积分数 ... WebFeb 3, 2024 · The use of non-Newtonian fluids in the Taylor-Couette flow has a significant effect on the resulting flow pattern, as the mechanism of the instability and the transition to turbulence can be influenced by the nonlinearity of the fluid's rheology. 47 While the mechanism of instability of the Couette-flow are the same as for Newtonian fluids, the …
格子玻尔兹曼方法:Poiseuille流动的数值实现 - 知乎
WebMar 8, 2024 · 泰勒涡流为叠加于剪切流之上的二次流,其具有强化传热作用,在航空、水处理、制药工程和化工等领域都具有很大的应用价值。运用Fluent软件,建立长径比 Γ = 30的模型并对同轴套管间的流态演变和传热特性进行了数值模拟。模拟结果显示了环隙内流体流态随着内筒转速增加的演变过程,表明在 ... Web国内外很多学者都对泰勒-库特流进行过研究。Taylor[3]在研究两独立同心旋转圆柱体间环形间隙内流动特性的过程中,用理论预测和实验验证了当内壁面转速达到临界转速时流场失稳,流体形成螺旋轨迹运动的现象。 how to open timeless vapes cartridge
Taylor-Couette flow - Scholarpedia
Web采用大涡PIV方法对Taylor-Couette流场的湍动能及湍动能耗散率进行了估算,并利用数值模拟对其进行验证,结合絮凝实验,综合对比速度矢量、湍动能分布、湍动能耗散率分布及对应流场中混凝过程的絮体图像,探究了湍动能与湍动能耗散率对絮凝效能的影响.结果表明,大涡PIV法与数值模拟在雷诺数 ... WebIn fluid dynamics, Couette flow is the flow of a viscous fluid in the space between two surfaces, one of which is moving tangentially relative to the other. The relative motion of … Web1) Couette-Taylor vortex flow reactor. 库爱特-泰勒旋流式反应器. 1. The research progress of four kinds of continuous emulsion polymerization reactors: continuous stirred tank reactor,continuous loop tubular reactor,pulsed packed column and Couette-Taylor vortex flow reactor were reviewed with 14 references. how to open tiktok account in laptop