Simulations of incompressible viscous thermal flows by lattice boltzmann method

... SIMULATIONS OF INCOMPRESSIBLE VISCOUS THERMAL FLOWS BY LATTICE BOLTZMANN METHOD PENG YAN (B Eng., M Eng., Nanjing University of Aeronautics and Astronautics, ... difficulties and lattice Boltzmann method is one of the outcomes Chapter Introduction 1.1.2.3 Lattice Boltzmann method The main difference between LGA and lattice Boltzmann method (LBM) is th...

Ngày tải lên: 16/09/2015, 17:13

... model multiphase flows 1.2 Overview of lattice Boltzmann method To understand the lattice Boltzmann method, it is necessary for us to review some basic aspects of LBM first In history, the lattice ... models generated by this platform Chapter gives a detailed description of the modeling of multiphase flows by LBM There are three main methods to model multipha...

Ngày tải lên: 13/09/2015, 21:34

... boundary – lattice Boltzmann method 15 1.6 Applications in thermal and moving boundary problems using immersed boundary – lattice Boltzmann method 17 1.6.1 Natural convection in a complex ... Immersed boundary – thermal lattice Boltzmann method IFEM Immersed finite element method IIM Immersed interface method ISLBM Interpolation-supplemented...

Ngày tải lên: 09/09/2015, 11:16

... 1.2 Lattice Boltzmann method 1.2.1 Basis of lattice Boltzmann method 1.2.2 Lattice Boltzmann models LB models for compressible ... kinetic method, direct simulation Monte Carlo, the lattice Boltzmann method, dissipative particle dynamics method, the molecular dynamics method, and so on 1.2 1.2.1 Lattice Boltzmann method Basis of ... because of the sim...

Ngày tải lên: 14/09/2015, 14:01

... mineralization of organic nitrogen, as Kunimatsu et al (1991) indicated Storm-runoff loads Separate L(Q) method It is well known that loading rates of materials and flow rates - 119 - Journal of Water ... balance of TN was estimated from the results obtained from continuous observations for three years at a small watershed of rice-paddies MATERIALS AND METHODS Study s...

Ngày tải lên: 05/09/2013, 09:38

... well as by using alcohol as a medium for polymerization of conducting polymers These findings may provide valuable information in the template free synthesis of many other nanostructures The investigations ... used as a dopant plays a significant role in deciding the morphology of the nanostructure of PNA The aggregation of nanoparticles can be prevented by avoid...

Ngày tải lên: 22/06/2014, 06:20

... well as by using alcohol as a medium for polymerization of conducting polymers These findings may provide valuable information in the template free synthesis of many other nanostructures The investigations ... used as a dopant plays a significant role in deciding the morphology of the nanostructure of PNA The aggregation of nanoparticles can be prevented by avoid...

Ngày tải lên: 22/06/2014, 19:20

... Remarks 142 vi Chapter Application of Immersed Boundary- Phase Field- Lattice Boltzmann Method for Solid- Multiphase Flow Interactions 161 6.1 Solid- Multiphase Flow Interactions 162 6.2 Simulation ... layer formed on solid surface Chapter presents application of immersed boundary phase- field lattice Boltzmann method to study solid- multiphase...

Ngày tải lên: 10/09/2015, 09:06

... Organization of The Thesis 23 Chapter Development of Efficient Lattice Boltzmann Method on Non-Uniform 25 Cartesian Mesh 2.1 Standard LBM 26 2.2 Taylor Series Expansion and Least Squares-base Lattice ... Non -Boundary Conforming Method 1.2.1 Sharp interface approach 1.2.2 Diffuse interface approach 1.2.2.1 Immersed boundary method 1.2.2.2 Force calculation in IBM 1.2....

Ngày tải lên: 11/09/2015, 09:59

... Fig 1a Pressure dependence of NND of Ge Fig 1b Pressure dependence of volume of Ge Fig 2a Temperature dependence of DWF of Ge Fig 2b Pressure dependence of DWF of Ge In Fig.3a, we plot the pressure ... INVESTIGATION OF EXAFS CUMULANTS OF SILICON AND 115 Fig 3b Pressure dependence of volume of Ge Fig 4a Temperature dependence of DWF of...

Ngày tải lên: 30/10/2015, 19:44

... assisted SiOx nanowires grown after rapid thermal annealing at 900 °C for 60 s X-ray (EDS) analysis shows that the wire is mainly composed of Si and O, whereas the seed particle is constituted by Pt ... indicating the Si L23 ELNES of the nanowire and Si substrate In conclusion, SiOx nanowires have been successfully prepared by rapid thermal annealing with the use...

Ngày tải lên: 16/03/2014, 15:09

... temperature to adjust the pore diameter and remove the barrier layer at the bottom of nanoholes 2.2 Synthesis of SiC nanowires The preparation apparatus for synthesis of SiC nanowires is a conventional ... image of SiC nanowires synthesized using the AAO template by thermal evaporation It reveals that large quantities of randomly distributed wire-like p...

Ngày tải lên: 16/03/2014, 15:21

... Electron Microscopy 123 Conclusions In conclusion, we have investigated the growth of selfassembled SiGe islands on a pit-patterned Si(100) surface by surface thermal diffusion from a lithographically ... composition and strain state of islands grown by surface thermal diffusion on a pitpatterned surface, possibly addressed in future by Micro-Raman Spe...

Ngày tải lên: 21/06/2014, 08:20

... method of solving difference equations with constant coeficients It consists in representing the equation in the form of a matrix equation of the first order The general linear discrete equation of the ... Damped harmonic oscillator and its discretization Let us consider the damped harmonic oscillator equation (1.1) Its general solution can be expressed by...

Ngày tải lên: 22/06/2014, 22:20