2025年2月21日 · The BMW Group has retained the principle of an electrically excited synchronous motor (EESM) for its Gen6 power unit. On this type of synchronous motor, the magnetic field in the rotor is generated by windings fed …

2023年11月17日 · Learn about BMW's new type of electric motor used in its 5th-generation eDrive powertrains. It combines the best features of synchronous and asynchronous motors

2025年2月20日 · BMW’s externally excited synchronous motor (EESM) eliminates that dependency by generating its own magnetic field using an electrically excited rotor instead of a...

2025年2月20日 · The BMW Group has retained the principle of an electrically excited synchronous motor (EESM) for its Gen6 power unit. On this type of synchronous motor, the magnetic field in the rotor is generated by windings fed …

2025年2月21日 · 第六代 eDrive 电驱系统全面升级了励磁同步电机技术（EESM），同时引入异步电机（ASM）。 励磁同步电机安装于后桥，转子励磁强度能够根据实时的车辆负载条件进行精准调整，并且在高转速阶段依然能保持稳定的动力输出。 第六代励磁同步电机大幅提高了系统效率和功率密度，尤其针对全新的800V平台进行全面重新设计，并且电机“大脑”逆变器采用碳化硅（SiC）半导体技术， 齿轮箱结构升级降低了摩擦损耗、提升了效率，并且进一步优化了静谧 …

2025年2月26日 · BMW has provided some initial insights into the development of high-voltage batteries and electric drive systems using its sixth-generation eDrive technology (Gen6 for short). These systems will...

BMW (i3) Citroen (C-Zero), Citroen (Berlingo Electric) Mercedes (SLS Electric Drive) Mitsubishi (Electric Vehicle) Nissan (Leaf) ... PMSM ASM EESM n < n n high efficiency disadvantages in efficiency good efficiency n > n n low efficiency advantages in efficiency high efficiency costs higher production costs

2025年2月20日 · On Neue Klasse models with xDrive, BMW will mount an asynchronous motor (ASM) at the front axle. Additionally, the engineers are improving the rear-mounted electrically excited synchronous motors...

2025年2月23日 · This "technology-open" strategy lets BMW customize its electric powertrains for different vehicles, offering models with one, two, three, or even four electric motors. The EESM has also been upgraded for the Gen6 system, redesigned for the 800V system, and improved with better cooling and lighter weight.

BMW has retained the principle of an electrically excited synchronous motor (EESM) for its Gen6 power unit. On this type of synchronous motor, the magnetic field in the rotor is generated by windings fed with direct current rather than permanent magnets.