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超常颗粒多相流动力学模型
  • 项目名称：超常颗粒多相流动力学模型
  • 项目类别：重点项目
  • 批准号：10632070
  • 申请代码：A020405
  • 项目来源：国家自然科学基金
  • 研究期限：2007-01-01-2010-12-31
  • 项目负责人：林建忠
  • 负责人职称：教授
  • 依托单位：浙江大学
  • 批准年度：2006
中文摘要：

在纳米颗粒多相流研究方面，建立了求解颗粒矩方程的泰勒展开矩方法，该方法比其它方法有更高计算精度和效率；建立了模拟在布朗力作用下颗粒运动的格子-玻尔兹曼模型，拓展了其应用范围；提出了在具有范德华力、弹性力和布朗力作用下，颗粒正碰撞和斜碰撞的碰撞效率模型；在具有颗粒晶核化、凝并、破裂等情况下，给出了颗粒数密度、平均粒径、粒径标准偏差的分布；揭示了在具有旋转和弯曲通道流场中颗粒沉积与曲率和旋转数之间的关系；建立了泡状雾化喷嘴雾化冲击射流的完整数值模型；揭示了工况条件及液体物性对雾化效果的影响。在非圆球颗粒多相流研究方面，建立了描述湍流场中圆柱状颗粒平均取向的概率分布函数的理论模型；建立了包含圆柱形颗粒悬浮流附加应力的雷诺平均运动方程、湍动能方程和湍流耗散率方程的理论模型；将Jeffery轨道理论拓展到一般流场确定颗粒的取向分布，揭示了流场条件和颗粒特性对颗粒取向分布以及流变特性的影响；研究了在轴对称和非轴对称扰动情况下的泰勒－库特圆柱形颗粒悬浮流中的三维线性稳定性问题，在较宽圆柱半径比和转速比范围内得到了临界分叉阈值；对多种非球形颗粒沉降进行了研究，建立了不同形状颗粒沉降时的曳力表达式。

中文主题词： 纳米颗粒；非圆球颗粒；理论模型；运动；取向
结论摘要：

英文主题词nano-particles; non-spherical particles; theoretical model; motion; orientation

成果综合统计
成果类型
数量
  • 期刊论文
  • 会议论文
  • 专利
  • 获奖
  • 著作
  • 86
  • 15
  • 0
  • 2
  • 1
期刊论文
Effects of operating conditions on the droplet deposition onto surface in the atomization impinging
Relationship between deposition properties and operating conditions for droplet onto surface in the
Numerical research on the effect of fibers on the property of turbulent fiber suspension in a channe
Experiment Study on Sedimentation of Spheroidal Particles
两相流中颗粒参数分布的矩方法研究
Taylor-expansion moment method for agglomerate coagulation due to Brownian motion in entire size reg
Prediction of nanoparticle transport and deposition in bends
Inertial effects on the rotational motion of a fiber in simple shear flow between two bounding walls
Burnett simulations of gas flow and heat transfer in microchannels
纳米颗粒多相流体动力学研究及应用
Research on the transport and deposition of nanoparticles in a rotating curved pipe
模拟颗粒布朗运动的 格子Boltzmann模型
格子Boltzmann方法中基于内插值的曲线边界处理新方法
A theoretical model of turbulent fiber suspension and its application to the channel flow
Binary homogeneous nucleation and growth of water-sulfuric acid nanoparticles using a TEMOM model
Nanoparitcle-laden flows via moment method: A review
突扩管流中微米颗粒分离效率的研究
突扩微通道中流体电渗驱动的格子Boltzmann模拟研究
形状渐变的颗粒 与沉降液的相互作用
纳米颗粒多相流体动力学 研究及应用
Nanoparticle nucleation and coagulation in a mixing layer
The central oblique collision efficiency of spherical nanoparticles in the Brownian coagulation
纳米粒子在方管中传输与沉降研究
Nanoparticle Transport and Coagulation in Bends of Circular Cross Section via a New Moment Method
长方体颗粒的不稳定沉降以及终端速度的实验研究
The verification of the Taylor- expansion moment method for the nanoparticle coagulation in the enti
Fiber orientation distribution in turbulent fiber suspensions flowing through an axisymmetric contra
Numerical simulation on the deposition of nanoparticles under laminar conditions
Study on the properties of the collision efficiency of nanoparticles in Brownian coagulation
The oblique collision efficiency of nanoparticles at different angles in Brownian coagulation
Simulation of Droplet-gas Flow in the Effervescent Atomization Spray with an Impinging Plate
Numerical simulation of nanoparticle synthesis in diffusion flame reactor
Three dimensional fiber orientation distribution in two dimensional flows
Numerical simulation of nanoparticle coagulation in a Poiseuille flow via a moment method
Orientation distribution of fibers and rheological property in fiber suspensions flowing in a turbul
Burnett simulation of gas flow and heat transfer in micro Poiseuille flow
Motion and orientation of cylindrical and cubic particles in pipe flow with high concentration and h
Effect of precursor loading on non-spherical TiO2 nanoparticle synthesis in a diffusion flame reacto
The collision efficiency of spherical dioctyl phthalate aerosol particles in the Brownian coagulatio
三维剪切流场中纤维取向张量封闭格式的研究
Effect of surface roughness and Reynolds number on the self-similarity of velocity profile in the at
Structure and properties of concen- trated fiber suspensions in a shear flow
Research on the specific viscosity of semi-concentrated fiber suspensions
Burnett simulations of gas flow in microchannels
On the non-linear instability of fiber suspensions in a Poiseuille flow
Fiber orientation distributions in slit channel flows with abrupt expansion for fiber suspensions
格子 Boltzmann 方法中 三维运动边界的统一模型
并列圆柱绕流的 格子Boltzmann数值模拟
A lattice Boltzmann-direct forcing/fictitious domain model for Brownian particles in fluctuating flu
The effects of closure model of fiber orientation tensor on the instability of fiber suspensions in
Numerical research on the 3D fiber orientation distribution in arbitrary planar flows
Numerical simulation of the formation of pollutant nanoparticles in the exhaust twin-jet plume of a
New expressions for the surface rough- ness length and displacement height in the atmospheric bounda
Solution of 3D fiber orientation in 2D fiber suspension flows
Effect of fibers on the flow property of turbulent fiber suspensions in a contraction
Orientational distribution of the fibers in the sheared fiber suspensions
Research on 3D fiber orientation distribution in arbitrary planar flows
Theoretical research on the rotational dispersion coefficient of fiber in the turbulent shear flow o
Three-dimensional modes of fiber suspensions in the Taylor-Couette flow
Experimental study on the flow field characteristics in the mixing region of twin jets
纤维悬浮剪切湍流中纤维旋转扩散系数的理论研究
Orientation distribution of fibers and rheological property in fiber suspensions flowing in a turbulent boundary layer
Large Eddy Simulation of Particle Wake Effect and RANS Simulation of Turbulence Modulation in Gas-Particle Flows
Numerical Research on the Fiber Suspensions in a Turbulent T-shaped Branching Channel Flow
形状渐变的颗粒与沉降液的相互作用
基于Fourier描述子方法的颗粒形状及曳力模型研究
Brown凝并中两个不同直径纳米颗粒的碰撞系数
纳米粒子在弯管中的输运和沉降特性
格子Boltzmann方法中三维运动边界的统一模型
微通道中气体流动的格子Boltzmann数值模拟
FLOW PAST TWO ROTATING CIRCULAR CYLINDERS IN A SIDE-BYSIDE ARRANGEMENT
并列圆柱绕流的格子Boltzmann数值模拟
The collision efficiency of aerosol particles in the spherical dioctyl phthalate Brownian coagulation
research on rotational dispersion coefficient of fiber in turbulent shear flow of fiber suspension
New expressions for the surface roughness length and displacement height in the atmospheric boundary layer
会议论文
柱状粒子多相流若干问题的研究
Settling of Cuboid Particles Having Various Aspect Ratios
采用Fourier描述子研究颗粒形状及其曳力模型
圆湍射流中纳米颗粒运动特性的试验研究
规则非球形颗粒的形状描述与沉降特性
方形颗粒的曳力系数研究
Comparison of micro- and nano-size particle transport and depositions in 90 degree bend microchannel
TEMOM method for nanoparticle Brownian coagulation in the entire size regime
Simulation of gas flow and heat transfer in micro Poiseuille flow
纳米粒子在方管中传输 与沉降的研究
Numerical research on the effect of fibers on the property of turbulent fiber suspension in a channe
湍动雾化冲击射流中液体物性对粒子碰撞结果的影响
微纳米尺度流场滑移-过渡流区流动和传热特性的研究
A fluctuating lattice-Boltzmann model for direct numerical simulation of particle’s Brownian motion
Research on particle size distribution in rectangular turbulent channel flow
获奖
细微颗粒与微通道流场的研究
细微颗粒与微通道流场的研究
著作
超常颗粒多相流体动力学
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