Title:
MOTOR CONTROL DEVICE AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/131686
Kind Code:
A1
Abstract:
A motor control method according to an embodiment of the present invention comprises the steps of: in a brake mode of a motor, performing three-phase energization in a first range section of a motor rotation speed; performing two-phase energization in a second range section of the motor rotation speed; performing one-phase energization in the first range section of the motor rotation speed; and performing energization off when the motor rotation speed is equal to or less than the first range section.
Inventors:
KIM JANG HOON (KR)
KIM WON KYU (KR)
KIM WON KYU (KR)
Application Number:
PCT/KR2021/018694
Publication Date:
June 23, 2022
Filing Date:
December 09, 2021
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02P21/18; G01R31/34; H02P3/18; H02P6/20; H02P6/24; H02P21/34; H02P25/08; H02P29/028; H02P29/032
Domestic Patent References:
| WO2019026503A1 | 2019-02-07 |
Foreign References:
| JP2018098974A | 2018-06-21 | |||
| JP2001054292A | 2001-02-23 | |||
| JP2010161875A | 2010-07-22 | |||
| US5820349A | 1998-10-13 |
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (KR)
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