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Patent Searching and Data


Title:
DRIVE CONTROL CIRCUIT, DRIVE CONTROL METHOD, CIRCUIT BOARD AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2022/142310
Kind Code:
A1
Abstract:
A drive control circuit, a drive control method, a circuit board and an air conditioner. The drive control circuit is connected to a first power module and a second power module at two ends of an open-winding electric motor, the second power module is connected to an energy storage module, and a controller is used for sending a control signal to the first power module and the second power module according to the electric quantity of the energy storage module, so as to change the working state of the drive control circuit.

Inventors:
JIANG HAIHAO (CN)
HUANG ZHAOBIN (CN)
LONG TAN (CN)
ZHANG JIENAN (CN)
ZENG XIANJIE (CN)
ZHAO MING (CN)
XU JINQING (CN)
YOSHIHIKO HORIBE (CN)
INOUE KAORU (CN)
HU BIN (CN)
Application Number:
PCT/CN2021/108992
Publication Date:
July 07, 2022
Filing Date:
July 28, 2021
Export Citation:
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Assignee:
GD MIDEA AIR CONDITIONING EQUIPMENT CO LTD (CN)
MIDEA GROUP CO LTD (CN)
International Classes:
H02P6/08; F24F11/88; H02P23/00; H02P25/18
Foreign References:
CN103780191A2014-05-07
CN103684196A2014-03-26
CN111327105A2020-06-23
CN213817625U2021-07-27
US10562404B12020-02-18
Attorney, Agent or Firm:
JIAQUAN IP LAW (CN)
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