...Emre Uygun; Michel Hecquet; Abdelmounaïm Tounzi; Daniel Depernet; Vincent Lanfranchi; Serge Bruno; Thierry Tollance Purpose This paper deals with the study of the influence of the phase shift between currents and back-electromotive forces (back-EMF) on torque ripple and radial magnetic forces...

... the mutual inductance M, one has to integrate the axial flux density B_z over the surface of the second loop. Two approaches are discussed based on different reference points for the integration. Analytical methods Magnetic forces Numerical calculations Integral equations...

... with accelerometers, as shown in Figure 5(a) . Michel Hecquet can be contacted at: michel.hecquet@ec-lille.fr 23 03 2016 23 06 2016 © Emerald Group Publishing Limited 2016 Emerald Group Publishing Limited Licensed re-use rights only Noise Magnetic forces Inductor design Maxwell...

... rights only Electromagnetic fields Finite element analysis Magnetic forces Power transformers The analysis of the magnetic leakage field at load is usually targeted on the determination of magnetic winding forces at short-circuit transients (Najdenkovski and Manov, 1998) or calculations...

... the translational and rotational velocity is given by: Nirmal Paudel and Subhra Paul can be contacted at: nirmal.paudel@ieee.org and spaul8@uncc.edu, respectively © Emerald Group Publishing Limited 2014 Electromagnetic fields Eddy current Analytical methods Magnetic forces Magnetic vector...

...Imen Abdennadher; Ahmed Masmoudi Purpose – The purpose of this paper is to investigate the magnetic forces generated by a 12 slot/10 pole concentrated winding PM machines, considering a comparative study between two topologies: a surface mounted permanent magnet (SPM) machine and an interior PM...

... of the potential are: Equation 44 Jonathan Z. Bird can be contacted at: jonathan.bird@ieee.org © Emerald Group Publishing Limited 2014 Magnetic fields Analytical methods Eddy currents Levitation Magnetic forces Magnetic vector potential The motion of a magnetic source...

...Eng. Ahmed Masmoudi; Imen Abdennadher; Ahmed Masmoudi Purpose The paper is aimed at the investigation of the magnetic forces generated by fractional slot surface mounted PM machines, considering a comparative study between two topologies: a 9 slot/10 pole machine and a 12 slot/10 pole machine...

... expressions for magnets having triangular surfaces. J.L.G. Janssen can be contacted at: j.l.g.janssen@tue.nl © Emerald Group Publishing Limited 2010 Magnetism Magnetic fields Magnetic forces Analytical methods Actuators Permanent magnets (PMs) are used in a wide variety of magneto...

.... This paper presents a theoretical analysis of the magnetic force distribution in SRM and a procedure for calculating the magnetic forces and the resulting vibrations based on the 2D finite element method. Magnetic field and force computations and a structural analysis of the stator have been carried out...

... of the motor. © MCB UP Limited 2003 Motors Magnetic forces Rotors An electrical motor converts electrical energy into mechanical work. The magnetic field in the air gap of the machine generates the tangential forces required for the energy conversion, but the field also produces other...

...; φ_pr – flux flowing through the rotor pole; A_r,j – ampere·turns related to rotor lap embraced by the jth and the (j+1)th zone. © MCB UP Limited 2003 Magnetic forces Synchronous machine Simulation For many years, the most...

... was set‐up to predict the acoustic field. The first stage was to calculate the magnetic forces that excite the structure of the motor by using the FEM. In the second stage, the exciting magnetic forces were applied to the structural model, where the harmonic analysis was carried out using the FEM...

... _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...

... element method Magnetic forces The goal is to model the force induced in null flux coils indigenous to Electrodynamic Maglev systems, those that used induced currents to realize lift. Induction Maglev systems can be reduced in their simplest representation to the interaction of two coils...

... Magnetic forces The dynamic Jiles‐Atherton model is widely used in practice, because of its general character and application in PSpice package. Its accuracy therefore is important, both theoretically and experimentally. An essential component of this model is the evaluation of the energy related...

... in analytical form. Finally hysteresis characteristics predicted by the introduced model are compared with the results of the Preisach simulation. © MCB UP Limited 2002 Hysteresis Magnetic forces Neural networks An additional modification must be used as formulated in the following two...

... Magnetic forces Hysteresis A ferroresonant state is characterised by the presence of abnormally large currents and/or frequency distortion within a system, both properties being of potential detriment to efficiency and safety. Moreover, in severe cases, expensive transformers and other electrical...

... of the rotor iron has a beneficial influence on the device performance. © MCB UP Limited 2002 Finite elements Magnetic forces A rotational magnetic brake consists of a stator yoke with four poles and a solid iron rotor (Figure 1). The stator windings excite a four‐pole DC air gap magnetic...

... extensively used in the past, i.e. vector control and direct torque control (DTC) schemes (Vas, 1999 ; Tiitinen, 1996 ; Rahman et al., 1998 ; Takahashi and Noguchi, 1986 ; Jahns, 1987 ; Bianchi and Bolognani, 1997 ; Vas and Tiitinen, 2001). Electrical machines Magnetic forces...