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- turbulent fluid model 湍流模型
- Key words: ECR plasma;magnetic field;fluid model;numerical simulation. 作者简介:段萍(1962-),女,教授,主要研究方向:光电、等离子体物理学
- The emitter adopts unique design of circular arc flow path and has the characteristics of complete turbulent fluid, automatic washing and strong antiblocking. 滴头采用圆弧宽流道的独特设计,全紊流、自冲洗、抗阻塞能力强。
- A turbulent fluid is a complex nonlinear large system and it is impossible as well as unnecessary to make detailed study of the geometrical structure and dynamical behavior of its strange attractors. 湍流是一个非线性复杂大系统,精细地研究其奇异吸引子的几何结构和动力学行为是不可能和不必要的,必须进行统计研究。
- The weakly compressible fluid model based on the Mach uniform method introduced by Peter Wesseling was developed. 采用该模型结合标量衍射理论对连续激光在封闭充气管道中受到的气体热效应影响进行了数值仿真。
- Methods applied home and abroad such as drift model,sliding model and mono-phasic fluid model can not illustrate the above mentioned phenomena. 目前国内外常用的漂流模型、滑动模型、均流模型等均不能描述这种特殊情况。
- A two fluid model incorporated with the Multi-reference Frame (MRF) method is used to predict the three-dimensional two-phase flow in the foaming tank. 解气泡数密度函数的输运方程来分析气泡聚合和破碎引起的气泡尺寸变化。
- Adopting two-dimensional incompressible, inviscid fluid model, some problems of flow-induced vibration are investigated. 摘要采用二维不可压缩无粘流体模型,探讨了板状结构的流致振动问题。
- Using the fluid model and making the plasma as isotropic medium, the microwave field in a cylindrical cavity is obtained. 本文利用流体模型,将无外加恒定磁场的等离子体当作各项同性的有耗媒质,求得圆柱腔结构中的微波场分布。
- In this paper, using the Moore’s thixotropic fluid constitutive equations which was a non-elastic fluid model,two representive flows in petroleum industry were discussed. 其一是圆管层流(又称泊肖叶流动),得到其流量和沿管方向压力梯度之间的解析关系式。该关系式为很复杂的非线性形式。
- Research on Simulation of Turbulent Fluid Field of Mold Filling 铸造充型紊流流场数值模拟研究
- A numerical method,by coupling 2-D Reynold average N-S equation and volume of fluid model(RANS-VOF) with 1-D Boussinesq model,is proposed to study the wave-structure interaction in coastal area. 作者针对近岸波浪与结构物相互作用问题提出了一种耦合数值方法 ;即用时均化的二维雷诺平均的Navi er stokes方程 -流体体积法模型表达内域流动 ;用一维Boussinesq方程表达外域流动 ;通过速度、压力和波面匹配边界条件实现两种数值模型的同步求解 .
- Three-dimensional fluid model and the aging system are used to investigate the characteristics of three-electrode shadow mask plasma display panel (PDP) cell in two types of driving waveforms. 摘要采用三维流体模型和老炼测试平台从理论模拟和实验测试角度研究三电极结构荫罩式PDP在对向放电和表面放电驱动波形下的放电发光特性。
- Using the weakly compressible fluid model and scalar wave equation,a numerical study was carried out for the gas thermal effects on laser propagating in a closed tube full-filled with air. 仿真结果与实验结果的对比表明,弱可压缩流计算模型能更精确地反映非自由边界热对流对气体密度分布的影响,进而反映流场对光束的影响。
- Due to the nodes' dynamites, the total storage space that nodes contribute will dynamically change with time.To study the performance of the storage service, the stochastic fluid model is adopted. 由于节点的动态性,导致所提供的存储空间总数动态变化,为研究存储服务性能,采用随机流模型进行分析。
- A turbulent, swift-flowing stream. 急流形成旋涡的,迅速流动的水流
- The sea is too turbulent for sailing. 海浪太大,不宜航行。
- She tried to calm her turbulent thoughts. 她试图平息一下紊乱的思绪。
- Keywords Continuous Casting Thin Slab;Turbulent Fluid Flow;Solidification;Macrosegregation;Coupled Model;Drawing Velocity; 薄板坯连铸;紊流;凝固;宏观偏析;耦合模拟;拉速;
- Keywords continuous casting square billet;turbulent fluid flow;solidification;macrosegregation;coupled model;finite difference method; 连铸方坯;紊流;凝固;宏观偏析;耦合模拟;有限差分法;