Title:
BIDIRECTIONAL CHARGING CIRCUIT, APPARATUS, AND CONTROL METHOD FOR ELECTRICITY STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/142482
Kind Code:
A1
Abstract:
Disclosed in the present invention is a bidirectional charging circuit for an electricity storage device, comprising a step-up/step-down switching module, an inverting and rectifying module, a switch module, and a main control module. The step-up/step-down switching module is provided with a battery connection end connected to a battery pack, the switch module is provided with a load connection end and a first mains access end which are connected to an electrical appliance, and the main control module is provided with a second mains access end. The step-up/step-down switching module is connected to the inverting and rectifying module; the inverting and rectifying module is connected to the switch module; and the main control module is separately connected to the step-up/step-down switching module, the inverting and rectifying module, and the switch module. The present invention provides a bidirectional charging circuit, apparatus, and control method for an electricity storage device, and can provide a bidirectional charging solution for realizing charging and discharging.
Inventors:
ZHONG XIAOJUN (CN)
Application Number:
PCT/CN2021/118723
Publication Date:
July 07, 2022
Filing Date:
September 16, 2021
Export Citation:
Assignee:
ALLPOWERS INDUSTRIAL INT CO LTD (CN)
International Classes:
H02J7/00; H02J7/02; H02J9/06
Foreign References:
| CN112769181A | 2021-05-07 | |||
| CN105576731A | 2016-05-11 | |||
| CN107359682A | 2017-11-17 | |||
| CN109950943A | 2019-06-28 | |||
| US20190190299A1 | 2019-06-20 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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