... mathematical derivations and manipulating high-order polynomials. Iterative methods Modelling Unbalance Steady-state Single-phase operation Three-phase induction generator The modeling is based on the symmetrical components method. In the following, the equations governing the operation...

... for electromagnetic problems for more than 30 years. Iterative methods FEM-BEM coupling Non-simply connected domains Preconditioning techniques Lars Kielhorn can be contacted at: lars.kielhorn@tailsit.com 09 02 2017 03 06 2017 © Emerald Publishing Limited 2017 Emerald...

... of the workforce costs. The following formula can be used for obtaining the material costs of IM: Algorithms Optimization Design optimization Optimal design Induction machine Iterative methods Today there exist a large variety of interactive approaches for resolving bi-objective optimization...

... for all rates. The remainder of this paper is organized as follows. In Section 2, polar quantization background is presented, while in Section 3 detailed analysis of the new iterative method for the optimal polar quantizer design is performed. Section 4 considers the iterative algorithm initialization...

... Microwaves Materials management Iterative methods In recent years, some attempts have been made to use support vector machines (SVM), particularly because of their generalization properties comparatively to neural networks (NN) (Osowski et al., 2004 ; Hsu and Lin, 2002). 1...

... integral of an ordinary differential equation set of the following form: Equation 1 where: Electric machines Harmonics Alternating current Iterative methods Linear algebra © Emerald Group Publishing Limited 2010 Equation 4 The purpose of the above example was to test...

...Bo Hu Li; Tianyuan Xiao; Lin Zhang; Guofeng Zhang; Yuxin Zhang; Hengfei Ding Purpose The purpose of this paper is to present a new family of iterative methods with eighth‐order convergence for solving the nonlinear equation. Design/methodology/approach The paper uses a family of eighth‐order...

... Iterative methods Numerical analysis Electric field effects There is considerable scope for improvement in these preconditioning techniques for, as will be reported in this work, both the ILU(0) and the ILUT can yield poor convergence and in some cases divergence, on some ill‐conditioned systems...

... indirect measurements. Design/methodology/approach Dealing with a nonlinear inverse problem, one has to apply iterative methods for its numerical solution. For this purpose several approaches are proposed based on fixed point or Newton type ideas. In the latter case, one has to take into account...

... accuracy than the torque computed by the standard Maxwell stress tensor approach. The value calculated by equation (30) represents the torque with respect to a rotation axis at (x,y)=(0,0). Finite element analysis Iterative methods Simulation Electric machines Eccentric rotor...

... and rotor as well. Electrical equipment Finite element analysis Numerical analysis Iterative methods The rotation of the rotor in a cylindrical electrical machine is commonly modelled by a sliding‐surface or a moving‐band technique (Figures 1 and 2). In case of the sliding‐surface...

... of the computer simulations has been verified by means of appropriate measurements. Application examples include the optimization of the superconducting magnet regarding the eddy currents and vibrations in its cryostat. © MCB UP Limited 2003 Imaging Finite elements Iterative methods To reduce...

... _m is curl free and is the field created by the magnetized materials. Integral equations Iterative methods Magnetic forces As one step of a fabrication process a piece formed from a non‐magnetic cube plated on two opposite sides with ferromagnetic coating is obtained. The piece...

... from: (see equation 14) If there are elements in the cube itself or in its neighbors, the potential or the electric field is computed with direct BEM integrations. © MCB UP Limited 2001 Boundary element method Galerkin’s technique Iterative methods Field computation The solution...

... of the system matrix, causing slow convergence of the conjugate gradient iterative method. Defining a projector subtracting the subspace spanned by the corresponding eigenvectors from the Krylov subspace results in a deflated algorithm with improved convergence properties. The eigenvectors have a physical...

...‐conjugate gradient method and the generalized minimal residual method. The current issue and full text archive of this journal is available at httpwww.emerald-library.com COMPEL 18,3 298 Comparison of quasi minimal residual and bi-conjugate gradient iterative methods to solve complex symmetric systems...