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- When the layers in the shear flow become wrinkled the motion grows complicated, especially when the wrinkles roll up into whirls. 当剪流中流体层开始起皱,尤其是皱褶卷曲成旋涡时,运动就复杂化了。
- Large-Scale Flow Response to Short Gravity Waves Breaking in a Rotating Shear Flow. 在旋转切变流中大尺度流对短重力波阻断的响应。
- In extensional flow fiber tended to perpendicularity to the streamline, while in shear flow and convergent flow fiber tended to parallel to the streamline in the thin wall caving. 在薄壁型腔的扩张流中,短纤维趋于与流线方向垂直,而在剪切流和收敛流中趋于与流线方向一致。
- In orde to enhance the ability of convective diffusing, this very apparatus has been developed, to get intermittent jet and alternate shear flow field. 为克服喷射充气设备对流扩散能力不足的缺点,研制可形成间歇脉冲射流和交变剪切流场的设备。
- The influences of shear flow field on bubble nucleation are discussed through microscopic analysis on the macroscopically rules. 本文着重讨论了剪切流场对成核行为的影响,对宏观规律进行微观分析。
- Objective To investigate the effects of steady shear flow on the deformation properties of an adherent leukocyte and its nucleus. 目的研究稳定剪切流动对黏附于血管表面的白细胞及其细胞核变形的影响。
- The nonaffine constitutive equation was applied to a parallel superposition of sine vibration upon steady shear flow field( or sine pulsating flow field). 同时,为了与实际物理场相结合,将这一纯振动剪切力场作用下的聚合物熔体非仿射瞬态网络结构本构方程推广到稳态剪切流上平行叠加正弦振动后的力场(称正弦脉动流场)去,并结合毛细管动态流变仪来进一步验证这一模型的精确性。
- The lastest shear energy nucleation theory during cell nucleation was recommended, which explained the process of cell nucleation in shear flow field perfectly. 介绍了最新的气泡成核中的剪切能成核理论,该理论较完善地解释了剪切流场中气泡成核过程;
- Sketched an idealized shear flow to show the mechanisms by which the perturbations grow, and related to both generic shear instability and to baroclinic instability. 设定一种理想化的剪切流来展示扰动发展的机制,同时包含到普遍的切变不稳定和些斜压不稳定。
- In the first part, we simulate numerically the shear flow of nematic liquid crystals using director model with changeable order parameters and order parameter tensor model. 第一部分采用“序参数可变的指向矢模型”和“序参数张量模型”,完成向列型液晶剪切流动的数值模拟。
- The results show that high gas swirling intensity, shear flow characteristics of the axial velocity and reverse flow are contributed to the energy loss in the vortex finder. 结果表明:排气管内气流旋转强度较高,轴向速度呈强剪切流特征,并且存在回流区,这些都是造成能量损失的重要原因;
- Only the muddy water at Wrightwood flowed turbulently. 在赖特伍德只有泥水才以涡流的方式流动。
- The effect of surface roughness on the static electricity is analyzed through solving the verified Reynolds equation. Pressure flow factor and shear flow factor are included in the verified Reynolds equation. 在Reynolds方程中引入了压力流因子和剪流因子,考虑粗糙度对超薄气体膜润滑的影响。
- Jing Peng, Yoshihisa Kawahara and Nobuyuki Tamai (1998), Evaluation of k-e type turbulence models in simulating flow around spur dikes, 1th symposium of turbulence shear flow phenomena, U.S.A. 彭静,玉井信行,河原能久,丁坝坝头冲淤的三维数值模拟,水动力学研究与进展,1999。
- This paper simulated numerically and experimentally the micromixing process inside a micro mixing channel without any flow turbulated ribs or spins. 摘要对一个双向进口的微型圆柱混合器的混合过程进行了数值模拟,并与实验结果进行了对照。
- At the same time, detailed experimental studies of turbulent shear flows were being made. 与此同时,湍流切变流的详细实验研究也在进行。
- The microstructure of circumfluence and the characteristic of the mixing intensity on the cross-section of thermally stratified shear flow in curved flumes are studied experimentally. 对弯段温差剪切分层流的断面环流微细结构与掺混强度特征进行了试验研究。
- From the nalysis of simulated Doppler signals of known characteristics, it is seen that this technique can be used to detect the blood flow turbulence and vortex. 对已知特性的模拟超声多普勒信号的分析发现:该技术可以用于对湍流和涡流超声多普勒信号的分析。
- The main results obtained are: 1.Microphase separation and properties of novel linear-dendritic diblock copolymers are discussed under steady shear flow using Dissipative Particle Dynamics method. 主要成果为:1.用耗散粒子动力学的方法讨论了新型线形-树枝状两嵌段共聚物在稳态剪切流动外场下的微相分离行为及性质。
- At the same shearing flow,with xanthan content increase,the viscosity of starch pastes added. 在相同流动方式下,随着黄原胶含量的增加,淀粉糊的粘度增加。