Learn / Electromagnetics

Electromagnetics PRESENTER:Nirmalya PanigrahiVinayak Gupta EXPERTISE:Electromagnetics Software:JMAG The losses due to eddy currents in permanent magnets of a motor, have significant impact on the magnet temperature and its performance. While designing Battery electric vehicles (BEVs) this can influence the range and the cooling system for the motor assembly. The rare-earth magnets have higher conductivities which leads […]

Electromagnetics PRESENTER:Vladimir Semin EXPERTISE:Electromagnetics Software:JMAG In the presentation, a possible approach for easily assigning electrical winding configuration to an existing geometry is proposed: The method uses the JMAG’s built-in script editor, as well as coupling with an external software tool for winding generating. Related technical presentations

Electromagnetics PRESENTER:Yves Thioliere EXPERTISE:Electromagnetics Software:JMAG In the V20.2 several improvements have been implemented concerning the efficiency maps analysis such as outputting an RT file from the efficiency map, including the magnets Eddy current loss calculation in the speed priority mode, reduce the modelling time in the conversion workflow from speed priority to accuracy priority mode. […]

Electromagnetics PRESENTER:Didier Zefack EXPERTISE:Electromagnetics Software:JMAG The effect of temperature, stress and deformation can be accounted for through a coupled analysis using a 2D model for magnetic field analysis and structural analysis, and a 3D model for thermal analysis Related technical presentations

Electromagnetics PRESENTER:Michele Merelli EXPERTISE:Electromagnetics Software:JMAG Market requirements and the need for reduced emissions are pushing the demand for hybrid and electric traction both in the transportation and in the off-highway sectors. Over the next years e-drive units and e-axles will continue to evolve to meet industry specific requirements like increase in power density, efficiency improvement, […]

Electromagnetics PRESENTER:Elia Cipolato & Didier Zefack EXPERTISE:Electromagnetics Software:JMAG In recent years, the use of motors has been increasing in many industries due to environmental concerns. Especially in automotive industry, as the shift to electric vehicles (EVs) accelerates globally, the demands of developing motors has requested them to be smaller, more efficient, and safer.One of the […]

Electromagnetics PRESENTER:Ahmed Shoeb EXPERTISE:Electromagnetics Software:JMAG A new interface specialized in motor design is now available. Designers can investigate design proposal using JMAG-Express. Modelling and calculation are performed by JMAG-Designer in accordance with input design parameters, and calculation results are displayed in JMAG-Express. Related technical presentations

Electromagnetics PRESENTER:Shafigh Nategh EXPERTISE:Electromagnetics Software:JMAG As shown in presentation, proper rotor design can significantly improve the risk of demagnetization allowing short-circuit in larger operation range. In addition, obtaining an acceptable level of performance and efficiency as using rare earth elements is possible to achieve. This has been enabled using advanced JMAG Optimization functions incorporating different […]

Electromagnetics PRESENTER:Nejat Saed EXPERTISE:Electromagnetics Software:JMAG This explains the widespread structure-borne noise observed with sub-fractional HP machines, also reflected in extensive experimental investigations. The analyses also explore how dynamic eccentricity can counteract non-uniform magnetization and vice versa. Related technical presentations

Electromagnetics PRESENTER:Ji Qi EXPERTISE:Electromagnetics Software:JMAG Consequent pole (CP) permanent magnet (PM) machines have attracted considerable interest as a means of reducing machine cost through a marked reduction in the volume of permanent magnet required to meet a particular torque specification. However, the presence of a large torque ripple that can result from the CPPM structure […]

Electromagnetics PRESENTER:HBX EXPERTISE:Electromagnetics Software:JMAG All-electric aviation is increasingly at the forefront of research and development with the promise of zero-carbon air travel and a 40% reduction in operating costs for short-haul flights. According to the Advanced Research Projects Agency-Energy (ARPA-E), a propulsion system efficiency greater than 93% and specific power greater than 12 kW/kg is […]