... Electromagnetism Boundary‐elements methods Computational electromagnetics Finite element method Hybrid methods Electromagnetic scattering In the literature several techniques have been proposed to tackle electromagnetic scattering problems in open boundaries by means of the finite element method (FEM...

... of the disk insulators, line conductors, and tower are obtained by using the finite element method, charge simulation method, boundary element method, and measurement according to their characteristics. Findings The model is very efficient. The voltage distribution along insulator strings can be optimized...

...Mauro Feliziani; Alessandro Salvini; Alessandro Toscano; Lucio Vegni; Sebastian Emanuel Lauro; Filiberto Bilotti; Alessandro Toscano; Lucio Vegni Purpose To devise a parametric study using a new application of the boundary element method (BEM) and to propose an efficient approach for speeding up...

... element method – boundary element method (FEM‐BEM) solution of open‐boundary skin effect problems. The extension covers the cases in which the skin effect problem is set in a truncated domain in which no homogeneous Dirichlet conditions are imposed. Design/methodology/approach The extended method...

... antenna. The PML layer is plotted darker and the λ/2‐dipole antenna is drawn black. Gernot Matzenauer can be contacted at: headquarters@matzenauer.org © Emerald Group Publishing Limited 2007 Finite element analysis Boundary‐elements methods Boundary layers...

... Films (states of matter) Electric fields Capacitors Boundary‐elements methods Phase‐shifts caused by inductivities lead to unwanted losses and disturbances in electrical networks. Capacitive elements reduce these network losses, stabilize the network voltage and increase the power factor...

...   Equation 8 where * denotes time‐convolution products and the time‐dependent functions T₁, T₂, T₃ are written in the form: Equation 9 Here U(t) is the unit step function. Magnetic fields Boundary‐elements methods Sensors...

...B. Auchmann; S. Kurz; O. Rain; S. Russenschuck Purpose To introduce a Whitney‐element based coupling of the Finite Element Method (FEM) and the Boundary Element Method (BEM); to discuss the algebraic properties of the resulting system and propose solver strategies. Design/methodology/approach...

... avoided by the use of level sets. The level set method describes the iteratively evolving interface between different materials. The underlying field problem is solved with the boundary element method formulated in the region, where the degrees of freedom are present and the finite element method in all...

...André Buchau; Wolfgang Hafla; Wolfgang M. Rucker An application of a boundary element method to the solution of static field problems in closed domains is presented in this paper. The fully populated system matrix of the boundary element method is compressed with the fast multipole method. Two...

... be preserved even in the presence of complicated boundary relations. The described projections are also advantageous for formulations derived for unstructured grids. Boundary‐elements methods Modelling Electrotechnology Structured grids have particular advantages over non‐structured meshed. It has...

... Emerald Group Publishing Limited 2004 Finite element analysis Boundary‐elements methods Electrostatic parallel‐plate actuators are widely used in many types of microelectromechanical systems (MEMS). MEMS switches can be used in series or shunt mode and their contacts can be resistive...

.... This paper discusses a flaw of frequently used standard elements in boundary‐element‐method and shows a way to avoid it. © Emerald Group Publishing Limited 2004 Boundary‐elements methods Differential equations Numerical analysis Theoretically constant‐linear mixed elements are able...

...F.H. Read The boundary element method has been used to obtain the electrical capacitances of the unit equilateral triangle, square, regular tetrahedron and cube. For each of these objects, a series of values of the number N of segments has been used and then empirical formulae have been used...