... leakage inductance of other electric machines. Originality/value The method presented in the paper considers the rotor in end-winding leakage inductance calculation. It is not necessary to remove the rotor as in the similar method presented in the literature. The authors elaborated a parametric model...

... Publishing Limited 2022 Emerald Publishing Limited Licensed re-use rights only Synchronous reluctance machines (SynRMs) Magnetic vector potential (MVP) equation Finite difference method (FDM) Electrical machines Synchronous reluctance machines (SynRMs) are gaining more attention...

...: Synchronous reluctance motors (SynRMs) Permanent magnet assisted SynRMs (PMaSynRMs) Rotor shape optimization Finite element analysis (FEA) Electrical machines Shape optimization Permanent magnet machine (14) 2 ( D sh 2 + w r y 1 ) tan ⁡ ( α p 2 ) ≥ w...

...Martin Marco Nell; Benedikt Schauerte; Tim Brimmers; Kay Hameyer Purpose Various iron loss models can be used for the simulation of electrical machines. In particular, the effect of rotating magnetic flux density at certain geometric locations in a machine is often neglected by conventional iron...

...Jan Karthaus; Benedikt Groschup; Robin Krüger; Kay Hameyer Purpose Due to the increasing amount of high power density high-speed electrical machines, a detailed understanding of the consequences for the machine’s operational behaviour and efficiency is necessary. Magnetic materials are prone...

... of magnetostatic Maxwell equations. These E-SDs are connected in the two directions (i.e. r- and θ-edges). Newton–Raphson (NR) iterative algorithm is used for nonlinear magnetic field analysis. Findings The proposed model is relevant for different types of rotating electrical machines; as an example...

...Marcin Wardach; Ryszard Palka; Piotr Paplicki; Michal Bonislawski Purpose Permanent magnet (PM) electrical machines are becoming one of the most popular type of the machines used in electrical vehicle drive applications. The main drawback of permanent magnet machines, despite obvious advantages...

...Bourahla Kheireddine; Belli Zoubida; Hacib Tarik; Achoui Imed Purpose This study aims to focus on the application of the stochastic algorithms for optimal design of electrical machines. Among them, the authors are interested in particle swarm optimization and teaching–learning-based optimization...

... 2017 © Emerald Publishing Limited 2018 Emerald Publishing Limited Licensed re-use rights only Design optimization Electrical machines Multiphysics Experimental designs Multi-model optimization Indirect optimization Corrected response surface method The field of embedded...

... into the iron loss behaviour of the laminated core of electrical machines which are exposed to mechanical stresses of diverse origins. Design/methodology/approach The specific iron losses of electrical steel sheets are measured using a standardised single-sheet tester equipped with a hydraulic pressure...

...Sajid Hussain; David Lowther Purpose The losses incurred in ferromagnetic materials under PWM excitations must be predicted accurately to optimize the design of modern electrical machines. The purpose of this paper is to employ mathematical hysteresis models (i.e. classical Preisach model...

... δ(α) can be determined for the case of static eccentricity as: (Equation 7) where α is the angular position in the airgap and ϕ the angle of the eccentricity. © Emerald Group Publishing Limited 2016 Electrical machines Eccentricity PMSM Bearing load...

... 108) (Equation 109) where: Computer simulation Computer modelling Electrical machines Dynamic model Synchronous machines Induction machines Model synthesis Magnetic saturation Industrial drives The increased need for better control of isolated renewable energy power...

... is basically derived from the state-of-the-art pole section model (PSM) and enables faster computations for heat transfer simulations of electrical machines. First, all components have been reduced to the angle of one pole for a PSM. The most important parts for a fluid flow computation are the inlet, the end...

... than 5 percent as well as the development of a HC model to compute the temperature in the solid domains. The investigations presented pinpoint relevant issues influencing the thermal behavior of electrical machines. Correlation analysis Neural networks Electrical machines Thermal management...

...Stephan Klomberg; Ernst Farnleitner; Gebhard Kastner; Oszkár Bíró Purpose – The purpose of this paper is to present a new computational fluid dynamics model for large electrical machines to simulate the heat transfer at specific components to the appropriate ventilation method. The most...

... Topology Electrical machines Brushless motors With the rise of public interest in hybrid-electric vehicles and electric vehicles, in-wheel traction becomes an attractive concept as it brings a high degree of simplicity and stability to the vehicle system design (Ehsani et al., 2007...

... are the higher (or d-axis) and the lower (or q-axis) inductance, respectively. Electrical machines Finite element modelling The effects of the high-energy consumption have been largely discussed in the last years. Groups of nations met together to define common policies to limit...

... Dynamics FEM Electrical machines Computer aided modeling Velomobiles or bicycles cars are human-powered vehicles, with an enclosed shell for improving aerodynamic performance and protection from weather and collisions. They are derived from recumbent bicycles and tricycles, with the addition...

... be contacted at: rosario.miceli@unipa.it © Emerald Group Publishing Limited 2014 Electrical machines Fault analysis Condition monitoring Fourier transforms Rotating machines Rotors Different fault detection approaches for diagnosing degradation in induction machine have attracted...