Title:
MOTOR CONTROLLER, MOTOR CONTROL SYSTEM AND ELECTRIC VEHICLE
Document Type and Number:
WIPO Patent Application WO/2017/215450
Kind Code:
A1
Abstract:
A motor controller (10), comprising: a DC/AC bidirectional conversion unit (101), a drive switch K1, a power grid switch K2, a single-phase interface unit (102) and a control unit (103); the DC/AC bidirectional conversion unit (101) comprises a DC end and a three-phase AC end, the DC end being connected to a rechargeable battery (30), and the three-phase AC end being connected to a motor (20) as well as connected to the single-phase interface unit (102); the drive switch K1 is disposed between the three-phase AC end and the motor (20); the power grid switch K2 is disposed between the three-phase AC end and the single-phase interface unit (102); the control unit (103) controls the drive switch K1 and power grid switch K2 as well as the DC/AC bidirectional conversion unit (101), thus making the motor controller (10) work in a corresponding charge or discharge mode.
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Inventors:
CHEN JINGXI (CN)
LIU HUI (CN)
DU FENGFU (CN)
XIAN HAIBIN (CN)
LIU HUI (CN)
DU FENGFU (CN)
XIAN HAIBIN (CN)
Application Number:
PCT/CN2017/086839
Publication Date:
December 21, 2017
Filing Date:
June 01, 2017
Export Citation:
Assignee:
ZTE CORP (CN)
International Classes:
H02M7/79; H02J7/02; H02P23/00
Foreign References:
| CN102271958A | 2011-12-07 | |||
| CN103647321A | 2014-03-19 | |||
| CN103684202A | 2014-03-26 | |||
| CN104249629A | 2014-12-31 | |||
| US20160159228A1 | 2016-06-09 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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