COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 43 Issue 4

Guest editorial: Optimization and inverse problems in electromagnetism

Christian Magele, Maurizio Repetto, David Lowther

Improved compensation networks for dynamic wireless power transfer in a multi-inductor track

Manuele Bertoluzzo, Paolo Di Barba, Michele Forzan, Maria Evelina Mognaschi, Elisabetta Sieni

The purpose of the study is to design the compensation network of a dynamic wireless power transfer system, considering the movement of the receiving coil along an electrified…

Approach for sizing by optimization of an electrical drive considering a multiphysics and multidynamics behaviour

Robin Thomas, Laurent Gerbaud, Herve Chazal, Lauric Garbuio

This paper aims to describe a modelling and solving methodology of a (static converter–electric motor–control) system for its sizing by optimization, considering the dynamic…

Optimization on frequency constraints with FFT using automatic differentiation on hybrid ODE applications

Lucas Agobert, Benoit Delinchant, Laurent Gerbaud

This study aims to optimize electrical systems represented by ordinary differential equations and events, using their frequency spectrum is an important purpose for designers…

Topology and parameter optimization of IPM motor considering mechanical strength by stress and connection constraints

Kou Takenouchi, Shingo Hiruma, Takeshi Mifune, Tetsuji Matsuo

The purpose of this study is to apply the topology and parameter optimization (TPO) to interior permanent magnet (IPM) motors to obtain the optimized shape with higher torque…

Multimaterial filtering applied to the topology optimization of a permanent magnet synchronous machine

Théodore Cherrière, Sami Hlioui, François Louf, Luc Laurent

This study aims to propose a general methodology to handle multimaterial filtering for density-based topology optimization containing periodic or antiperiodic boundary conditions…

Topological optimization in 3D-magnetostatics: development of adjoint methods using the equations of magnetic moments

Sophie Michel, Frederic Messine, Jean-René Poirier

The purpose of this paper is mainly to develop the adjoint method within the method of magnetic moment (MMM) and thus, to provide an efficient new way to solve topology…

Multi-objective optimization and uncertainty quantification for inductors based on neural network

Xiaohan Kong, Shuli Yin, Yunyi Gong, Hajime Igarashi

The prolonged training time of the neural network (NN) has sparked considerable debate regarding their application in the field of optimization. The purpose of this paper is to…

Novel multi-material topology optimization method for multi-segmented permanent magnet motors

Yuki Hidaka

The purpose of this paper is to develop a novel optimization method that can improve the convergence of the multi-material topology.

A topology optimization of on-chip planar inductor based on evolutional on/off method and CMA-ES

Takahiro Sato, Kota Watanabe

There are few reports that evolutional topology optimization methods are applied to the conductor geometry design problems. This paper aims to propose an evolutional topology…

A new stress tensor approach for application to the conductor surface

Bojana Petkovć, Marek Ziolkowski, Hannes Toepfer, Jens Haueisen

The purpose of this paper is to derive a new stress tensor for calculating the Lorentz force acting on an arbitrarily shaped nonmagnetic conductive specimen moving in the field of…

Sensitivity analysis with various parameters in undermoded reverberation chambers

Anett Kenderes, Szabolcs Gyimóthy, Péter Tamás Benk

The purpose of this paper is to investigate the influence of measurement uncertainties and the environment characteristics themselves on the desired field uniformity (FU) in…

Comparison of a quasi Newton method using Broyden’s update formula and an adjoint method for determining local magnetic material properties of electrical steel sheets

Andreas Gschwentner, Manfred Kaltenbacher, Barbara Kaltenbacher, Klaus Roppert

Performing accurate numerical simulations of electrical drives, the precise knowledge of the local magnetic material properties is of utmost importance. Due to the various…