Brushless wound rotor synchronous machines (BL-WRSMs) represent an evolution in electrical machine design, combining the merits of wound rotor constructions with brushless operation to enhance ...
MUNICH, Germany—ZF unveiled an electric motor that does not require magnets or rare earth materials, reducing reliance on mining in countries such as China and cutting manufacturing's carbon footprint ...
This advanced variant of a separately excited synchronous motor is thus an alternative to permanent-magnet synchronous machines (PSM). New Delhi: ZF has developed an electric motor which does not ...
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