time-domain element method
A time domain boundary element method for compliant surfaces
... Here we have scattered sound magnitude versus position. We have the time domain model, and two different frequency domain models, all very different implementations of different meshes & boundary ...
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Time domain boundary element method for room acoustics
... same method used in sections 3.3, 4.3 and 4.4. The time domain BEM will be verified with a range of time-step durations defined by their relationship to spatial resolution by their ...
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Finite element time domain method with a unique coupled mesh system for electromagnatics and photonics
... As seen in Fig. 3.1(c), the main mesh elements surround their associated nodes on the auxiliary mesh and are used to update the value of the fields associated with the node and vice versa. Although the alternative ...
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Modified fixed-grid finite element method in shape optimization problems based on gradientless method
... nite element analysis. In FGFEM, the problem domain is covered with uniform nite elements, and a homogenization technique [3] is used to compute the stiness matrix for boundary intersecting ...problem ...
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DESIGN AND FABRICATION OF HIGH EFFICIENCY SQUIRREL CAGE INDUCTION MOTOR USING FINITE ELEMENT METHOD
... A design for 3-phase 50Hz 5hp squirrel copper rotor cage induction motor using Time Domain Finite Element Method TDFEA has been proposed. Simulation and experimental results on prototype has ...
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The Effect of Time Stepping on the Accuracy of Green Element Formulation of Unsteady Convective Transport
... boundary element method (BEM) solutions of time-dependent problems, certain concerns still need to be ...ferent time discretization schemes on the accuracy of BEM ...boundary element ...
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A Fast Explicit FETD Method Based on Compressed Sensing
... each time step as the explicit finite element time-domain (FETD) method is used to solve time dependent Maxwell curl equations, which leads to a huge amount of computational cost ...
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DYNAMIC DOMAIN DECOMPOSITION APPLIED TO HOPPER DISCHARGE SIMULATION BY DISCRETE ELEMENT METHOD
... A highly efficient parallel implementation requires a well balanced workload among the processors. Figure 6 shows the dynamic load balance achieved by using four processors. The total workload increases slightly while ...
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Implementation of a time domain random walk method into a discrete element method to simulate nuclide transport in fractured rock masses
... (RWPT) method [33, 34], convolution-based particle tracking (CBPT) method [35, 36], and continuous-time random-walk (CTRW) method [37, ...RWPT method, a large number of jumps are ...
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Existence And Uniqueness Of The Adjoint Function For Degree-One Approximation: Dasguptas Approach
... Finite Element Methods(FEM), have a wide range of applications, as in the process, a body with complicated geometry, could be reconstructed by subdividing it with respect to the elements of the discretized ...
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Finite Element Solution of a Problem for Gravity Gyroscopic Equation in the Time Domain
... finite element method. Among numerous publications for the finite element method, we refer to publications [10]-[12] which specify the methods and algorithms for solving statio- nary and ...
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Comparison of a finite difference and a mixed finite element formulation of the uniaxial perfectly matched layer
... difference method or the finite element method, is dependent on the particular ab- sorbing boundary condition used to truncate the computational ...the time domain ...computational ...
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An Optimal Robin-Type Domain Decomposition Method for Raviart-Thomas Vector Field in Three Dimensions
... finite element approximations have been introduced to analyze equations such as ...finite element approximations of problems in H curl ( ; ) Ω and H div ( ; ) Ω ...Richardson’s method, for a low- ...
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A natural boundary element method for the Sobolev equation in the 2D unbounded domain
... boundary element (NBE) method for the Sobolev equation in the 2D unbounded ...the time semi-discretized super-convergence format for the Sobolev equation by means of the Newmark ...NBE method ...
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A Krylov Space Based Finite Element Time Domain Method for Broadband Frequency Domain Solutions
... frequency domain solutions for a sensor located in the center of the computational domain are used as the ...frequency domain solutions after the completion of the Gaussian pulse are ...the ...
10
Coupling of a time domain boundary element method to compliant surface models
... Boundary Element Method (BEM) can be used to predict the scattering of sound in ...The time domain BEM predicts the transient scattering of sound, and is usually solved in an iterative manner ...
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Numerical Solution of the Three Dimensional Time Harmonic Maxwell Equations by DG Method Coupled with an Integral Representation
... finite element methods (FEM) and the finite volume methods (FVM) are the three classes of methods known for the numerical resolution of the problems of electromagnetic waves ...efficient method in [42] ...
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Vector fitting realisation of exact time domain modal nonreflecting boundary condition
... finite element frequency domain (FEFD) method simulations ...The time domain version of this boundary condition has not been employed in finite element time domain ...
10
Rigorous analysis of numerical methods: a comparative study
... the method also depends upon the mesh, although a finer mesh across the whole domain may yield accurate results but at the cost of increased computing ...an element even though the property may ...
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The finite difference time domain method for computational electromagnetics
... text3 = ['In this one dimensional FDTD demonstration, the source frequency is set to 1GHz. '; 'Nonpermeable media is choosen. In this case, the permeability is the free-space '; 'permeability and the equivalent magnetic ...
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