发明人：张硕，冯亦奇，赵越，张承宁，李雪萍，周莹，赵明威，王书琳，王岚冰，解传勋，吴雨洋，王晓睿

申请日期：2024.04.03

摘要：本发明提供了一种针对低转速工况的永磁同步电机电流谐波抑制调制方法，在多电压合成矢量调制的基础上，通过预测下一个采样周期内最优电压矢量并确定静止坐标系下的相应实时角度，由此计算得到逆变器在下一周期内的占空比，使永磁同步电机在执行传统模型预测电流控制时低转速工况下电流谐波过大的问题得以改善，实现了低转速 ...

作者：Yang, Guohui¹;CAa;Zhang, Shuo¹;CAb;Zhang, Chengning¹;CAc （¹National Engineering Laboratory for Electric Vehicles, Beijing Institute of Technology, No. 5 Zhongguancun South Street, Haidian District, Beijing, 100081, China）

出处：Applied Sciences (Switzerland) 2020

关键词：Core loss;Flux density;Harmonic analysis;Maximum-Torque-PerAmpere;Permanent magnet synchronous machines;Space Vector Pulse Width Modulation

摘要：Permanent magnet synchronous machines (PMSMs) are widely used in electric vehicles due to their high power density, high efficiency, etc. Core losses ...

发明人：杨永喜，李军求，张承宁，张硕，赵越

申请日期：2024.05.20

摘要：本发明所提供了一种径向磁通交流电机定子绕组的连接方法，通过将电机定子槽内的不同层绕组导体设计成两个串联可同时工作的等效定子，并对两等效定子分别设计各自所包含的并联支路数、导体布置形式，同时选用适合的导体材料、定子槽形状、出线与连线形式等，从而能够实现电子内部绕组交直流损耗分布的调控与优化，使不同的电 ...

作者：Yang, Guohui;Zhang, Shuo;Zhang, Chengning;Yang, Yongxi

出处：2018 International Symposium on Power Electronics and Control Engineering, ISPECE 2018 2019

摘要：The traditional electric machine optimization design technology is generally based on continuous power or overload conditions. It is difficult to full ...