Title:
DIRECT TORQUE FIELD WEAKENING CONTROL METHOD AND APPARATUS, STORAGE MEDIUM AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/247127
Kind Code:
A1
Abstract:
A direct torque field weakening control method and apparatus, a storage medium and an electronic device, the method comprising: determining the running state of a current motor, the running state comprising forward rotation and reverse rotation; if the running state of the motor is forward rotation, determining whether the motor requires field weakening control; if the motor requires field weakening control, reducing stator flux linkage amplitude, and performing field weakening control; if the running state of the motor is reverse rotation, determining whether the motor requires field weakening control; and if the motor requires field weakening control, reducing stator flux linkage amplitude, and performing field weakening control.
Inventors:
ZENG XIAOFAN (CN)
WEN YULIANG (CN)
MEI WENQING (CN)
LI CHENG (CN)
HE YAPING (CN)
ZHENG HANFENG (CN)
LIAN GUOYI (CN)
YANG FAN (CN)
NAN YONGHUI (CN)
WEN YULIANG (CN)
MEI WENQING (CN)
LI CHENG (CN)
HE YAPING (CN)
ZHENG HANFENG (CN)
LIAN GUOYI (CN)
YANG FAN (CN)
NAN YONGHUI (CN)
Application Number:
PCT/CN2021/126092
Publication Date:
December 01, 2022
Filing Date:
October 25, 2021
Export Citation:
Assignee:
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD (CN)
International Classes:
H02P23/00; H02P21/00; H02P21/30; H02P23/24; H02P23/30; H02P25/02; H02P27/08
Foreign References:
| CN113452301A | 2021-09-28 | |||
| CN107026592A | 2017-08-08 | |||
| CN111262486A | 2020-06-09 | |||
| CN101143597A | 2008-03-19 | |||
| CN110995109A | 2020-04-10 | |||
| KR102086242B1 | 2020-03-06 | |||
| KR20170070935A | 2017-06-23 | |||
| JP2001169593A | 2001-06-22 |
Attorney, Agent or Firm:
YUHONG INTELLECTUAL PROPERTY LAW FIRM (CN)
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