网络 皮克列数; 佩克莱特数; 贝克来数; 佩克莱数; 丕雷数
- The unidirectional solidification process of a binary eutectic model alloy at low Peclet number was simulated by multi-phase field method together with moving box algorithm.
借助于多相场模型，利用移动盒算法模拟了小Peclet数下二元共晶模型合金的定向凝固过程。 - A new correlation between the number of mixing pools and the Peclet number of liquid on trays was presented for determining the number of mixing pools from a known Peclet Number.
提出了一个从已知的Peclet数确定塔板上液体混合池数的关联式。 - When the Peclet number of discrete grid is larger than one, the procedure using Galerkin method will provide spurious oscillations in the computed results.
用伽僚金法求解这类问题，当离散网格的Peclet数大于1时，计算结果会出现伪振荡。 - An integral method for low Peclet number laminar pipe-flow heat transfer with simultaneous axial conduction of fluid and wall
低Pe数流体管内层流换热的积分解&同时考虑流体和管壁的轴向导热 - The main dimensionless parameters that influence the homogeneity of the fluid thermal boundary conditions are Peclet number, the wall to fluid thermal conductivity ratio, the heating/ cooling length radius ratio and the wall thickness radius ratio of testing pipe.
影响这种不均匀性的主要因素是Peclet数、管壁材料的相对导热系数、实验段相对加热长度及管壁相对厚度等无量纲参数。 - Typical calculation results indicate that the tray efficiency in the presence of vapor entrainment depends on the factors of vapor entrainment, liquid Peclet number, striping factor and the point efficiency.
计算结果表明，降液管汽泡夹带的存在会使表观Murphree板效率降低，且点效率及解吸因数越大，降液管汽泡夹带对塔板效率的影响越显著。 - Dimensionless parameters affecting the distorted drop were introduced, namely the viscosity ratio, the capillary number, the Reynolds number, the Weber number, the Peclet number, the Elasticity number and so on. And function of surface shape of the distorted drop was put forward.
介绍了影响液滴形变的粘度比、毛细管数、雷诺数、韦伯数、Pecletnumber和Elasticitynumber等无量纲参数以及液滴形变的表面形状函数； - Effects of grid Peclet number and grid size on accuracy of finite difference
网格Peclet数和网格尺寸对对流扩散方程差分格式精度的影响 - Peclet number, defined by the rates of fluid flow to diffusion dispersion, determines relative contribution of the above two mechanisms to oxygen isotope transport on some scales.
由流体流动速率和扩散/弥散系数定义的Peclet数决定了上述两种机制在一定尺度上对氧同位素迁移的相对贡献。 - It was found that the need to include the axial heat conduction in the analysis is determined by the magnitude of the Peclet number; the larger the Peclet number, the less importance is the effect of axial heat conduction. 3.
研究发现，是否考虑轴向导热的影响，主要看Peclet数的大小。当Peclet数较大时，轴向导热即可忽略。