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Xiang Shen, Xu Deng, Barrie Mecrow, Rafal Wrobel and Richard Whalley
The work specifically targets the enhancement of cooling mechanisms in high-power permanent magnet electrical machines, with a direct application in improving the thermal management of stator windings in such devices. This advancement can significantly b...
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Ivan A. Hernandez-Robles, Xiomara Gonzalez-Ramirez, Juan C. Olivares-Galvan, Rafael Escarela-Perez and Rodrigo Ocon-Valdez
Designing and manufacturing transformers often involves variations in heights and thicknesses of windings. However, such geometric asymmetry introduces a significant impact on the magnitude of stray transformer losses. This study examines the effects of ...
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Dingnan Song, Ran Liu, Zhiwei Zhang, Dingding Yang and Tianzhen Wang
Tidal stream turbines (TSTs) harness the kinetic energy of tides to generate electricity by rotating the rotor. Biofouling will lead to an imbalance between the blades, resulting in imbalanced torque and voltage across the windings, ultimately polluting ...
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Nuno Santos, Miguel Chaves, Paulo Gamboa, Armando Cordeiro, Nelson Santos and Sónia Ferreira Pinto
This paper focuses on the study of the high frequency transformer incorporated in solid- state transformers, specifically on the development of the steps that enable the design of an optimized high frequency transformer and its equivalent model based on ...
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Xuanyang Hu, Yuping Qian, Chaofan Dong, Yangjun Zhang, Changjiang Wang and Weilin Zhuge
Equipped with a distributed electric propulsion system, eVTOL is the primary vehicle for future urban air mobility. The electrical machine determines the weight of the distributed electric propulsion system, and the cooling capability determines the elec...
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Se-eun Kim and Yong-min You
Permanent magnet synchronous motors (PMSMs) with rectangular coils in hairpin windings exhibit improved fill factor and reduced end turn of the coils, which in turn improve the efficiency and power density of PMSMs, making them ideal for e-mobility appli...
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Maxim Marchevsky
High-temperature superconductors (HTS) are being increasingly used for magnet applications. One of the known challenges of practical conductors made with high-temperature superconductor materials is a slow normal zone propagation velocity resulting from ...
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Andrej Androjna, Blagovest Belev, Ivica Pavic and Marko Perkovic
The use of electronic compasses and satellite systems has led to the magnetic compass becoming a secondary means of navigation. Yet this means of navigating is not only not obsolete, it is a necessary backup device: the construction simplicity of the mag...
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Yu Chen, Xiaoqing Ji and Zhongyong Zhao
The accurate establishment of the equivalent circuit model of the synchronous machine windings? broadband characteristics is the basis for the study of high-frequency machine problems, such as winding fault diagnosis and electromagnetic interference pred...
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Sergey Goolak,Oleg Gubarevych,Eduard Yermolenko,Maxim Slobodyanyuk,Oleksandr Gorobchenko
Pág. 25 - 34
It has been proposed, in order to model an induction motor for vehicles, to employ a system of differential equations recorded in the «inhibited coordinates». To improve the algorithm robustness, the number of the system?s equations was reduced by expres...
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