part—b antenna technology and numerical methods

... students to the methods and also provides an viii Preface understanding of their inner workings Why Do We Need Numerical Methods? Mathematics is an elegant and precise subject: however when numerical ... start and end points of the horizontal (from −π/3 to π + π/3) and then the vertical axis (from −1 to 15) The commands xlabel and ylabel add labels to the horizontal and vertical axes and the command ... S.R Otto and J.P Denier An Introduction to Programming and Numerical Methods in MATLAB With 111 Figures S.R Otto, BSc, PhD The R & A St Andrews Fife KY16 9JD Scotland J.P Denier, BSc...

Ngày tải lên: 08/04/2014, 09:57

... certain regimes Efficient and accurate numerical methods are proposed to compute the ground states and the dynamics Numerical results show the efficiency and accuracy of the numerical methods The second ... existence and uniqueness of the ground states and well-posedness of the Cauchy problems associated to the quasi-2D equations I and II and the quasi-1D equation, and to analyze the convergence and convergence ... BEC We show the existence and uniqueness as well as non-existence and limiting behavior of the ground states in different parameter regimes Efficient and accurate numerical methods vii Summary are...

Ngày tải lên: 10/09/2015, 15:54

... Modelling, Numerical Methods and Information Technology [24] Forson FK, Nazha MAA, et Rajakaruna H Experimental and simulation studies on a single pass, double duct solar air heater Energy Conversion and ... (1) (2) 632 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology where c is the specific heat of the solid and c p is the specific heat at constant pressure of ... Modelling, Numerical Methods and Information Technology εg ∂ cg ∂t g + v g ∇ c g g = ∇.D.∇ c g g + ε g f c + Mconv − M diff (13) where c g is the degree of cure in a resin which value of and correspond...

Ngày tải lên: 20/06/2014, 01:20

... Numerical Methods and Calculations” (chapters to 12), which concern finitedifference, finite-element and finite-volume methods, lattice Boltzmann numerical method, nonstandard finite difference methods, ... humidity ratio and temperature of the saturation air is necessary and it is taken a linear variation The influence of Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ... By using Eqs (2) and (3), Eq (21) is made in normalized form and it can be expressed as follows: 10 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ⎡ d ⎛...

Ngày tải lên: 20/06/2014, 01:20

... fluctuations and noises (chaotic situation) and consequently it is impossible to solve the problem 2 34 Heat Transfer Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ... h = h1 − h2 and U0 = U01 − U02 48 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology 16 Heat Transfer If we suppose now that the functions h, q and Ub satisfy ... (58),(59) and (60) by (u, θ, Φ), respectively and integrating with respect to space and time, and using Green’s formula, we obtain according to the boundary and initial conditions, and the relation...

Ngày tải lên: 20/06/2014, 01:20

... 0867-6631, Cracow, Poland (in Polish) 100 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology Tan, K S & Spinner, I.,H (1984) Numerical methods of solution for ... Transfer Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology Zhou, J & Liu, J (2004) Numerical study on 3d light and heat transfer in biological tissue with large ... 3 Direct and Inverse Heat Transfer Problems in Dynamics of Plate Fin and Tube Heat Exchangers Dawid Taler University of Science and Technology, Cracow Poland Introduction Plate fin and tube heat...

Ngày tải lên: 20/06/2014, 01:20

... 10 110 Heat Transfer Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology Rosseland average or Rosseland mean (cf Siegel & Howell (1992)) (eff) κE = κν := Ro ( eq ... Modelling, Numerical Methods and Information Technology Fig a) Energy density along the x-axis (arc center at x = 0) and b) power flux along the screen (x = 10 cm) for the two cases Fig a) (solid) and ... Transfer - Mathematical Modelling, Numerical Methods and Information Technology Numerical applications The aim of these present experiments is to validate the developed numerical code We start by developing...

Ngày tải lên: 20/06/2014, 01:20

... Malalasekera, 1996), and spectral methods (G Ben-Yu, 1998; O P Le Maitre & O M Knio, 2010) Here we concentrate on both standard and nonstandard finite difference methods Standard FDs are usually ... left and right walls are T(x = 0, y) = TH and T(x = L, y) = TC The top and bottom walls being perfectly conducted, T = TH − ( x L ) (TH − TC ) , where TH and TC are hot and cold temperature, and ... Modelling, Numerical Methods and Information Technology The current study is summarized as follow: two dimensional fluid flow and heat transfer in an inclined square cavity is investigated numerically...

Ngày tải lên: 20/06/2014, 01:20

... (left) and in symmetry plane (right), Н = 63 km 10 248 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology In Fig 11 and 12 isolines of pressure, heat flux qw and ... Mathematical Modelling, Numerical Methods and Information Technology , , , , (24) And then, equation (18) is changed to (25) ̂ And it's simplified to ̂ (26) The relation between stress and strain is ... - Mathematical Modelling, Numerical Methods and Information Technology Partial derivatives with respect to x, y and z in the components of the viscous stress tensor and in flux terms, describing...

Ngày tải lên: 20/06/2014, 01:20

... Mathematical Modelling, Numerical Methods and Information Technology granular bed Since the early 1980s, several numerical approaches have been used to model granular heat transfer methods using (i) ... Transfer - Mathematical Modelling, Numerical Methods and Information Technology L2 to be constant [Bird et al., 1960; T Crank, 1976], where L and T are the length and time scales, respectively, of ... - Mathematical Modelling, Numerical Methods and Information Technology Tavg = 301.92 + 288.624n − 45.05n2 + 2.9n3 (6) where Tavg and n are the average bed temperature and number of revolutions...

Ngày tải lên: 20/06/2014, 01:20

... Modelling, Numerical Methods and Information Technology Note that the right hand side of Eq 18 restricts the solutions of the left hand side to only exist between -1 and However, the left hand side ... monatomic and (b) diatomic one-dimensional chains Here, m and M are the masses of type-A and type-B atoms, a1 and a2 are the respective lattice constants of the monatomic and diatomic chains, and K ... Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology Fig 3D electron and phonon heat capacities of Au calculated from Eq 68 and 80, respectively For these calculations,...

Ngày tải lên: 20/06/2014, 01:20

... Modelling, Numerical Methods and Information Technology where kpi and kpj are the thermal conductivities of particles i and j, respectively For the details of parameters of H, rsf and rij, see ... 374 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology (A15) ∑ (A16) (A17) and , which The center coefficient ap and the source term b contain the extra terms ... 3rd Technology and Innovation for Sustainable conference (TISD2010) in Nong Khai, Thailand, March 4-6, (Best Paper and best presentation on the Topic E: Energy Technology, Thermal Systems and...

Ngày tải lên: 20/06/2014, 01:20

... Modelling, Numerical Methods and Information Technology local HTC is high at sides of the tube around 90° and 270° while it is low at the upstream and downstream of the tube around 0° and 180° ... mainly transferred through convection between gas and particles and between gas and the tube, and conduction among particles and between particles and the tube at low temperature As an example, ... discrete numerical- model for granular assemblies Geotechnique, 29, 47-65,0016-8505 404 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology Delvosalle, C & Vanderschuren,...

Ngày tải lên: 20/06/2014, 01:20

... Modelling, Numerical Methods and Information Technology of a large-scale counterpart For a can-type combustor, combustor volume and surface area are V = πr2L and A = 2πrL, respectively Here, r and L ... Mathematical Modelling, Numerical Methods and Information Technology fluid jet and its vortices interact in cross-flow manner with the fluid stream in heat sink’s flow passage and perform periodic ... Transfer - Mathematical Modelling, Numerical Methods and Information Technology Fig Component density and maximum processing performance trends Source: International Technology Roadmap for Semiconductors...

Ngày tải lên: 20/06/2014, 01:20

... one with both vertical cooler and heater 476 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology In the case of closed rectangular and toroidal loops with conventional ... , g ) ; and e is a versor of the coordinate around the loop, and τ w - wall shear stress g = g ; e = 1; 478 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ... 470 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology further downward axial position compared with cases A2 and B These phenomena are matched well with the...

Ngày tải lên: 20/06/2014, 01:20

... velocity and pressure and to elevate the temperature Moreover, the effect of thermal creep was found to be enhancing the flow rate and heat transfer rate and reducing the maximum gas temperature and ... which states that E·n d ·E d (56) 512 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology and the total charge may be written based on the charge density as (57) d ... Modelling, Numerical Methods and Information Technology significant error At a thermodynamic equilibrium state, the probability that the system energy is confined within the range and d is proportional...

Ngày tải lên: 20/06/2014, 01:20

... Modelling, Numerical Methods and Information Technology neglected, the transient heat and moisture diffusion equations for the ith layer (i = 1, 2) are written in dimensionless form as follows (Lykov and ... Mathematical Modelling, Numerical Methods and Information Technology the thermal isolation is inadequate requiring redesign of the furnace to adapt it to the conditions of production and operation (U.S.A ... the top and bottom of the cavity due to the cellular pattern forms by the natural convection (Violante, 2009) 556 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology...

Ngày tải lên: 20/06/2014, 01:20

... temperatures and heat flux intensities in case of perfect contact between strip and foundation ( h or Bi ) can be found from the Eqs (5.5), (5.14) and (5.15) at T f0 ( ) = and the integrands in ... perfect thermal contact between strip and foundation, were obtained in Chapter four 592 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology 5.2 Asymptotic solutions ... ex + s sx2 functions F( x ) and G( x ) has the form (4.26)(4.28) accordingly (6.3) 596 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology To determine the solution...

Ngày tải lên: 20/06/2014, 01:20

... Numerical Methods and Calculations” (chapters to 12), which concern finitedifference, finite-element and finite-volume methods, lattice Boltzmann numerical method, nonstandard finite difference methods, ... humidity ratio and temperature of the saturation air is necessary and it is taken a linear variation The influence of Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ... By using Eqs (2) and (3), Eq (21) is made in normalized form and it can be expressed as follows: 10 Heat Transfer - Mathematical Modelling, Numerical Methods and Information Technology ⎡ d ⎛...

Ngày tải lên: 09/04/2015, 17:28

... 5: Technology and you B - Speaking I Vocabulary: Fax machine Air conditioner Electronic cooker To transmit = to send Truyền, dẫn To hold a meeting = to organize a meeting Tổ chức họp Task Ask and ... me what the cell phoneis _ used for? communicate B Well, it is used to and exchange information Look and speak: - Listen (news/music) learn ( foreign languages) - Watch (news/performances/football ... countries, design houses, bridges, gardens and building Task Work in pairs to make a dialogue about the usefulness of I.T A Do you learn information technology? B Yes, I A Who teaches you I.T?...

Ngày tải lên: 25/06/2013, 01:26