Title:
MOTOR CONTROL METHOD AND ELECTRIC VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/201894
Kind Code:
A1
Abstract:
Provided are a motor control method and an electric vehicle. The motor control method comprises: obtaining a motor phase line estimated current according to a bus current, a bus voltage and a motor line voltage; obtaining a motor three-phase current according to an instant phase current; controlling the operation mode of the motor according to the motor working conditions; controlling the operation mode of the motor comprises open-loop control and closed-loop control; open-loop control comprises controlling the motor according to the motor phase line estimated current, and closed-loop control comprises controlling the motor according to the motor three-phase current.
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Inventors:
YU MINGQUE (CN)
WU CHUANDUO (CN)
HU WEICHAO (CN)
ZHANG LIUPENG (CN)
ZHU HENGJIE (CN)
WU CHUANDUO (CN)
HU WEICHAO (CN)
ZHANG LIUPENG (CN)
ZHU HENGJIE (CN)
Application Number:
PCT/CN2022/102816
Publication Date:
October 26, 2023
Filing Date:
June 30, 2022
Export Citation:
Assignee:
GUANGDONG GOBAO ELECTRONIC TECH CO LTD (CN)
International Classes:
H02P21/14; H02P6/28; H02P21/22
Foreign References:
| CN107659236A | 2018-02-02 | |||
| CN104022709A | 2014-09-03 | |||
| JP2001505760A | 2001-04-24 | |||
| CN113190978A | 2021-07-30 | |||
| CN109579389A | 2019-04-05 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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