1) modified BGK model

修正BGK模型
2) BGK model

BGK模型
1.
The granule flow equations are deduced from the generalized BGK model The generalized BGK equation is treated with the Chapman Enskog method that is used in the classic molecular kinetics The equations are easily generalized since the method is simple and the quantities in them have concise physical meanin
从描述颗粒流动的推广BGK模型方程出发建立颗粒流方程。
2.
The lattice BGK models of simulating two dimension Benard convection are established.

建立了用于模拟二维Benard对流现象的格子BGK模型,该模型要求粒子碰撞过程不仅满足质量和动量守恒,而且满足能量守恒,结合二迭加FHP模型和三迭加HPP模型,确定了此模型的平衡态形式,导出了此模型对应的宏观质量、动量和能量方程,用该模型成功地模拟了二维Benard花纹。
3.
Interparticle collisions were modeled using Santos and Astillero\'s(2005)revised BGK model,and particle-trubulence interactions were characterized with the Fokker-Planck operator.
用修正的BGK模型模拟粒间非弹性碰撞效应,用Fokker-Planck扩散算子描述湍流-颗粒作用,建立了低浓度固液两相流颗粒相的模型动理学方程和宏观水动力学方程组。
3) BGK numerical model

BGK数值模型
4) lattice Bhatnagar-Gross-Krook model

格子BGK模型
1.
Comparison between two Lattice Bhatnagar-Gross-Krook models for diffusion equation with source term;
求解含源项扩散方程的两种格子BGK模型比较
5) single relaxation BGK model

单松弛BGK模型
6) correction model

修正模型
1.
The current major application fields of satellite positioning some of tropospheric refraction correction model are introduced.
系统地分析对流层延迟特性在GPS导航中造成的定位误差,并主要介绍目前卫星定位领域主要应用的一些对流层折射修正模型。
2.
A new correction model for the target deviation is deduced when the optical axis is not parallel to the collimating axis, and the coordinates of the camera projection center in measuring coordinate systems are calculated in conditions of the mismatching between the optical center and the theodolite rotation center by using the object focus optical system as the projective center of camera system.
分析了目前采用的脱靶量修正模型的适用条件,采用坐标变换法推导出经纬仪脱靶量修正公式,获得了与球面三角学相一致的推导结果,并在此基础上推导出成像系统无照准轴平行约束条件的通用脱靶量合成公式。
3.
A profit distribution correction model for EPC engineering supply chain based on Shapley value was proposed which makes the profit distribution more reasonable.
针对EPC交钥匙工程,详细分析了shapley值法分配供应链利益的不足,综合考虑了诸多影响因素,提出了一个新的基于shapley值法的EPC工程建筑供应链合作企业的利益分配修正模型,使建筑供应链的利益分配更加合理。
补充资料:模型修正
分子式:
CAS号:
性质:建立模型并作实验检验时,有时会发现该模型有系统性的偏差,表明该模型有缺陷,因而不能保持等效性。此时需要在模型中增补某些项以对模型进行修正。如在小尺寸设备中得到验证的并确定了模型参数的模型,在大尺寸设备中未能保持足够的等效性。此时必需增补某些项或调整某些参数值;又如催化剂因中毒而活性降低,此时也需要随时调整模型参数。
CAS号:
性质:建立模型并作实验检验时,有时会发现该模型有系统性的偏差,表明该模型有缺陷,因而不能保持等效性。此时需要在模型中增补某些项以对模型进行修正。如在小尺寸设备中得到验证的并确定了模型参数的模型,在大尺寸设备中未能保持足够的等效性。此时必需增补某些项或调整某些参数值;又如催化剂因中毒而活性降低,此时也需要随时调整模型参数。
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