lattice boltzmann simulation of microstructures

... parameters of density, velocity, and pressure of the fluid can be obtained from the evolution of particle distribution function𝑓 on specific lattice all together The distribution function𝑓 at lattice ... 6demonstrates the profiles of the viscoelastic stress components𝜏𝑥𝑥and𝜏𝑥𝑦on fixed walls of the tube for Wi = 0.5/1 As can be seen in Figures5and6, because of the elastic memory effect of the polymer ... to the relaxation time of flowing dynamics of solvent and viscoelastic effects of polymer [21], reducing redundant computation spatially and temporally Critical numerical simulations have been

Ngày tải lên: 02/11/2022, 08:52

... (Table 3) The integral value of the signal of one of the b protons of Leu3 of minor conformer 1, the largest STD intensity of peptide SD, was much lar-ger than those of other STD signals, and thus ... determine the tertiary structures of the two minor conformers of pep-tide SD Conformation of the major conformer of peptide SD The 3D structure of the major conformer of peptide SD was determined ... this was set to 200% Table 3 shows the relative degree of sat-uration of individual protons normalized to that of one of the b protons of Leu3 of minor conformer 1 STD enhancement was observed for

Ngày tải lên: 16/03/2014, 23:20

... Modeling and Simulation of a Forestry Investment Investment in forestry as an example of capital budgeting techniques applied to long term projects. Trang 2 Forestry provides two types of long ... span a lifetime of over 50 years. Trang 3 Cash Flow Structure General for Projects Particular to Forestry initial cash outlay long term maintenance inflows from sale of product timed ... cubic meters of harvestable timber per hectare’.  The MAI is influenced by- relevant rainfall, soil fertility, species mixture, planting régime, crop protection.  Final monetary payoff is influenced

Ngày tải lên: 23/03/2014, 04:20

... function of 45 industry types a, the nature p of the premises (store, warehouse, office, headquarter) and the number o of jobs of the establishment With the help of the national public registers of ... represent about 8% of the total km.PCU of UGM  Postal and express parcel delivery services represent 1% of the total km.PCU of UGM  Other flows (less than 1% of the total km.PCU of UGM) We intend ... and j A typology of routes is performed (25 types) in order to match the delivery stops of each zone, according to the type of vehicle, the type of connecting trip, the type of operator (public

Ngày tải lên: 23/03/2014, 10:20

... aspects  of  coastal  processes,  such  as  the  dynamics  of  wave  breaking,  characteristics  of  turbulence  in  the  surf  zone,  structure  of  the  undertow,  the  development of bottom boundary layer under  ... value  of  the  cell  side  wetted function is 1. For other cases, value of  the  cell  side  wetted  function  equals  to  the  ratio of the length of the wetted portion over  the total length of the cell side. After getting  ... observed advective transports of TKE, shown  in Fig. 7, is better than that for the TKE itself.  Results  of  Ting  and  Kirby  [15,  16]  show  that  there  is  a  tendency  of  offshore  (negative)  transport  of  TKE. 

Ngày tải lên: 28/03/2014, 15:20

... by the Office of the Secretary of Defense, which has sponsored most of the work using different versions of the simulation model This research was sponsored by the Office of the Secretary of Defense ... position Job Number of the position the officer currently fills Next job Number of the position the officer is slated to fill next Next job date Period in the simulation when the officer will go to ... share of joint pool positions based on relative size of in-service authorization (for active components only) End strength Total number of officers, by grade Joint pool size Total number of officers

Ngày tải lên: 29/03/2014, 14:20

... neuro-physiological simulation Indeed, the disorientation of the perceptual patterns hamper the activation of the “mirror mechanism.” The upside-down image causes a sort of displacement or disembodiment of perception; ... application of Merleau-Ponty’s reflections to the film experience may be the (relatively) passive condition of the spectator’s body, which sits almost motionless in front of the “virtual” space of the ... series of landscapes, objects and bodies, above all those of the characters The point is that, even though different in nature, the fictional world of the character and the real world of the

Ngày tải lên: 30/03/2014, 12:21

... variables of the combined cycle plant. The data of this project are based on the document of the Department of Energy of United States. Simulation of a Gas ... values of the profit and the disturbances has been determined that have more effect on the profit: - 20 - Simulation of a Gas Power Plant Table 14 Results of the study of the ... different states of the simulation First of all, the relating graphs are shown to the start- up of the plant The 5 graphs of the 5 controller s are represented The average time of stabilization

Ngày tải lên: 01/04/2014, 10:57

... following levels of organization:molecular dynamics simulations based on the atomic structure of biomolecules;hierarchical models of the collective motions of large assemblages of monomers in macromolecular ... level comes from the lower level of coarsegraining Of course, what Gary would eventually like to resolve, going from oneset of simulations to the next hierarchy of simulations, is starting from ... modelling ofintegrative biological function is the lack of databases of the morphology andphysiological function of cells, tissues and organs While there are, for example, some excellent databases of

Ngày tải lên: 11/04/2014, 09:47

... J/K a, Lattice constant 0.5414 nm c r , Cut off distance 0.8515 nm Size of the sample –x 48.726 nm Size of the sample –y 48.726 nm Size of the sample –z 8.121 nm Time step 25 fs Number of atoms ... the surface of the target by scaling velocities of atoms in cells on the top surface, and the same amount of heat flux is dissipated from the bottom of the target by scaling velocities of atoms ... density of atoms on each lattice layer Due to the increase of the atomic kinetic energy in laser heating, atoms vibrate more in the crystal region, causing a lower peak of the number density of atoms

Ngày tải lên: 06/05/2014, 08:55

... underlying Figure 1 Schematic representation of the various elements of the simulation framework A schematic representation of the elements constituting the simulation framework (excluding the ground ... in contradiction with our simulations. Figure 6 A graphical representation of lateral extent of retinal stimulation An illustration of the definition for lateral extent of retinal stimulation It ... resistivity change as a function of the retina depth Threshold current and depth of RGC activation The threshold current necessary for activation of an RGC by means of extracellular stimulation has

Ngày tải lên: 19/06/2014, 08:20

... Fourier transform of a product of functions in physical space is theconvolution of the Fourier transforms of the functions Numerically, care has to pe-be taken when the Fourier transform of the product ... leveling are a key issue In view of the complex-ity of the phenomena, experiments aiming at the identification of the physicaleffects within the film and the evaluation of their relative importance ... series expansion of these functions are f[k1]ˆg[k − N − k1] (24) Trang 9The first term on the right hand side of (24) corresponds to the convolution uct of the Fourier transforms off andg The two

Ngày tải lên: 21/06/2014, 17:20

... error of the addition and subtraction is simply the sum of the error of the operands while in the case of multiplication and division, the error of the results also depends on the value of the ... (CFD) is the scientific modeling of the temporal evolution of gas and fluid flows by exploiting the enormous processing power of computer technology Simulation of fluid flow over complex-shaped ... means the sum of the integer and fractional bits of the fixed-point numbers and the width of the mantissa bits in case of the floating-point numbers) Due to the large area requirements of the point

Ngày tải lên: 21/06/2014, 22:20

... of the Leslie horn simulator is shown in Figure 6 The sound produced by the horn is composed of the sum of the direct sound source and the five image sources (the back wall of the horn part of ... these measurements, a set of filters is obtained by optimization methods In the case of the Leslie cabinet simulation, rotation of the sources increases the complexity of the problem In the first ... parameters of the particles detected, various types of sounds are generated These parameters and the rate of occurrence of the various cosmic phenomena give rise to a large variety of sound effects

Ngày tải lên: 22/06/2014, 00:20

... condition 57 Chapter III Lattice Boltzmann Simulations and Validations 63 3.1 Lattice Boltzmann simulation procedure 63 3.2 Some remarks on LBM simulations 64 iv 3.2.1 On simulations of steady and unsteady ... the order parameter 45 2.2.3 Lattice Boltzmann formulation for immiscible binary fluids 46 2.2.3.1 Lattice Boltzmann formulation - implementation A 48 2.2.3.2 Lattice Boltzmann formulation - implementation ... description of the problem 98 4.3.2 Effects of surface tension 99 4.3.3 Effects of lower wall wettability 100 4.3.4 Effects of body force direction 102 4.3.5 Effects of density ratio 103 4.3.6 Effects of...

Ngày tải lên: 14/09/2015, 14:10

... STANDARD LATTICE BOLTZMANN METHOD CHAPTER STANDARD LATTICE BOLTZMANN METHOD 2.1 The Lattice Gas Cellular Automata Before going through the Lattice Boltzmann Method (LBM), an overview is given of its ... Objectives and Scope of Study CHAPTER STANDARD LATTICE BOLTZMANN METHOD 15 16 2.1 Lattice Gas Cellular Automata 16 2.2 Basic Idea of LBM 24 2.3 BGK Approximation 27 2.4 Determination of Lattice Weights ... index of spatial dimension d number of spatial dimension b number of spatial dimension in Fermi-Dirac distribution z number of links Z number of discrete particle velocity vi N number of nodes...

Ngày tải lên: 16/09/2015, 12:42

... 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 Boltzmann method comes from Lattice ... amplitude ci Vector of the i-th lattice velocity cim Vector of the i-th lattice velocity in the m-th sublattice cix , ciy Cartesian components of the i-th lattice velocity cs Speed of sound D (Spatial) ... 9.1.1 Development of a general platform for LBM 213 213 vi Table of Contents 9.1.2 Development of a lattice Boltzmann interface capturing model 214 9.1.3 Development of a lattice Boltzmann model...

Ngày tải lên: 13/09/2015, 21:34

... Interpolation-supplemented LBM LGCA lattice gas cellular automata LBE Lattice Boltzmann equation LB/LBM Lattice Boltzmann /Lattice Boltzmann method xxi LILBM Lagrangian interpolation based LBM NF Number of forcing/sub-iteration ... Thermal Lattice Boltzmann Method 92 4.1 Numerical methodology 93 4.1.1 Thermal lattice Boltzmann method 93 iv 4.1.2 Flexible forcing immersed boundary – thermal lattice Boltzmann ... and efficient version of IBM, coupled together with lattice Boltzmann fluid solver At first, we have proposed a 2D version of flexible forcing immersed boundary – lattice Boltzmann method (IB...

Ngày tải lên: 09/09/2015, 11:16

... Chapter Development of Thermal Lattice Boltzmann Flux Solver for Simulation of Thermal Incompressible Flows 70 3.1 Simplified thermal lattice Boltzmann model 71 3.2 Thermal Lattice Boltzmann Flux ... Immersed boundary method IB-LBM Immersed boundary- lattice Boltzmann method LBE Lattice Boltzmann equation LBFS Lattice Boltzmann flux solver LBM Lattice Boltzmann Method MEMS Micro-electromechanical ... Advantages and disadvantages of the LBE solver 20 1.4 Motivations and objectives of the thesis 21 1.5 Organization of the thesis 24 iii Chapter Development of Lattice Boltzmann Flux Solver for Isothermal...

Ngày tải lên: 09/09/2015, 11:22

... 3.3.3 Spreading of a droplet in the partial wetting regime 3.4 Concluding Remarks 63 65 Chapter Development of a Free Energy-Based Phase-Field Lattice Boltzmann Method for Simulation of Multiphase ... of this thesis will be presented at the end of the Chapter 1.2 Modeling of Multiphase Flow Thanks to the rapid development of algorithms and computational power, direct numerical simulation of ... phase-field method and lattice Boltzmann method considering the scope of this thesis 1.2.1 Navier-Stokes solvers for multiphase flow simulation In direct numerical simulation of multiphase flows,...

Ngày tải lên: 10/09/2015, 09:06