国家自然科学基金(10632070)

作品数:40被引量:125H指数:7
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相关作者:林建忠刘演华聂德明林培锋王锦生更多>>
相关机构:浙江大学中国计量学院清华大学山东科技大学更多>>
相关期刊:《空气动力学学报》《Progress in Natural Science:Materials International》《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》《工程热物理学报》更多>>
相关主题:NANOPARTICLESNUMERICAL_SIMULATIONCOAGULATIONTURBULENTNANOPARTICLE更多>>
相关领域:理学水利工程化学工程机械工程更多>>
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EVOLUTION OF NUMBER CONCENTRATION OF NANO-PARTICLES UNDERGOING BROWNIAN COAGULATION IN THE TRANSITION REGIME被引量:2
《Journal of Hydrodynamics》2011年第4期416-421,共6页WANG Yu-ming LIN Jian-zhong 
Project supported by the Major Program of the National Natural Science Foundation of China(Grant No.10632070)
Evolution of number concentration of nanoparticles undergoing Brownian coagulation in the transition regime is studied theoretically and numerically. The results show that the curves of particle size distribution move...
关键词:NANOPARTICLES Brownian coagulation number concentration numerical simulation 
Brown凝并中两个不同直径纳米颗粒的碰撞系数被引量:12
《应用数学和力学》2011年第8期956-963,共8页王玉明 林建忠 
国家自然科学基金资助项目(10632070)
对Brown凝并中两个不同直径纳米颗粒的碰撞系数进行了研究,通过求解碰撞方程,获得了在van der Waals力和弹性变形力作用下,直径为100 nm至750 nm的邻苯二甲酸二辛酯纳米颗粒的碰撞系数.发现碰撞系数总体上随着颗粒直径和2个颗粒半径比...
关键词:纳米颗粒 Brown凝并 碰撞系数 不同直径 VAN der Waals力 弹性力 
Collision efficiency of two nanoparticles with different diameters in Brownian coagulation
《Applied Mathematics and Mechanics(English Edition)》2011年第8期1019-1028,共10页王玉明 林建忠 
Project supported by the National Natural Science Foundation of China(No.10632070)
The collision efficiency of two nanoparticles with different diameters in the Brownian coagulation is investigated. The collision equations are solved to obtain the collision efficiency for the dioctyl phthalate nanop...
关键词:NANOPARTICLE Brownian coagulation collision efficiency different diameters van der Waals force elastic force 
Nanoparticle distribution in a rotating curved pipe considering coagulation and dispersion被引量:2
《Science China(Physics,Mechanics & Astronomy)》2011年第8期1502-1513,共12页LIN JianZhong LIN PeiFeng CHEN HuaJun 
supported by the National Natural Science Foundation of China (Grant No. 10632070)
We study the evolution of the particle number concentration, mass concentration, particle polydispersity, particle diameter and geometric standard deviation considering particle coagulation and dispersion in a rotatin...
关键词:NANOPARTICLES COAGULATION rotating curved pipe numerical simulation 
基于Fourier描述子方法的颗粒形状及曳力模型研究
《工程热物理学报》2011年第5期791-794,共4页王锦生 祁海鹰 祝俊宗 
国家自然科学基金重点项目(No.10632070)
如何准确地描述非球形颗粒的形状是研究这类颗粒的普适性曳力模型的关键。本文引入了FD方法,确切地表征了底面为不同形状的正多边形和圆形的柱状颗粒的形状和相互间的差异,建立了用于改进非球形曳力模型适用性的形状阵列。正多边形系列...
关键词:Fourier描述子 形状参数 非球形颗粒 曳力模型 
突扩微通道中流体电渗驱动的LBM模拟研究被引量:3
《力学学报》2010年第5期838-847,共10页聂德明 林建忠 
国家自然科学基金重点资助项目(10632070)~~
通过带有外力项的不可压格子Boltzmann方法模拟了突扩微通道中的电渗流动.深入研究了扩张比ER,离子摩尔浓度c。。,ζ电势及外加电压对流动的影响.计算结果表明,与压力驱动相比,在突扩通道中电渗驱动可以抑制边界层的分离.同时,流速、压...
关键词:微通道 突扩 电渗流 格子BOLTZMANN方法 数值模拟 
A theoretical model of turbulent fiber suspension and its application to the channel flow被引量:1
《Science China(Physics,Mechanics & Astronomy)》2010年第9期1659-1670,共12页LIN JianZhong1,2 & SHEN SuHua1 1 Department of Mechanics,Zhejiang University,Hangzhou 310027,China 2 China Jiliang University,Hangzhou 310018,China 
supported by the National Natural Science Foundation of China (Grant No 10632070)
A theoretical model of turbulent fiber suspension is developed by deriving the equations of Reynolds averaged Navier-Stokes,turbulence kinetic energy and turbulence dissipation rate with the additional term of fibers....
关键词:THEORETICAL model TURBULENT fiber SUSPENSION numerical simulation channel flow MODIFICATION of VELOCITY PROFILE 
Nanoparticle nucleation and coagulation in a mixing layer被引量:4
《Acta Mechanica Sinica》2010年第4期521-529,共9页Jian-Zhong Lin Yan-Hua Liu 
supported by the Major Program of National Natural Science Foundation of China (10632070)
Numerical simulation of nanoparticle nucleation and coagulation in a mixing layer with sulfuric acid vapor binary system is performed using the large eddy simulation and the direct quadrature method of moment. The dis...
关键词:Nanoparticles Nucleation - Coagulation Mixing layer Direct quadrature method of moment 
Combination of direct-forcing fictitious domain method and sharp interface method for dielectrophoresis of particles
《Particuology》2010年第4期351-359,共9页Yang Shi Zhaosheng Yu Xueming Shao 
support from the National Natural Science Foundation of China(no.10872181);the National Basic Research Program of China(no.2006CB705400);Chinese Universities Scientific Fund;the Major Program of the National Natural Science Foundation of China(no.10632070)
In this paper, we combine the direct-forcing fictitious domain (DF/FD) method and the sharp interface method to resolve the problem of particle dielectrophoresis in two dimensions. The flow field and the motion of p...
关键词:Direct-forcing fictitious domain method Sharp interface methodMaxwell stress tensor method Dielectrophoresis Direct numerical simulation Cell trapping 
PARTICLE SIZE DISTRIBUTION IN A PLANAR JET FLOW UNDER-GOING SHEAR-INDUCED COAGULATION AND BREAKAGE被引量:5
《Journal of Hydrodynamics》2010年第4期445-455,共11页GAN Fu-jun LIN Jian-zhong YU Ming-zhou 
supported by the National Natural Science Foundation of China (Grant No. 10632070)
A CFD simulation is performed for a particle-laden planar jet flow.The Reynolds number is 8300,and the initial particle diameter is 1 μm.Large Eddy Simulation(LES) is employed to calculate the flow field,and the Ta...
关键词:Taylor-series expansion moment method shear-induced coagulation BREAKAGE planar jet 
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