US 12,476,474 B2
Charging system for swapping station or energy storage station
Jianping Zhang, Shanghai (CN); Bing Liu, Shanghai (CN); and Zhimin Chen, Shanghai (CN)
Assigned to AULTON NEW ENERGY AUTOMOTIVE TECHNOLOGY GROUP, Guangzhou (CN); and SHANGHAI DIANBA NEW ENERGY TECHNOLOGY CO., LTD., Shanghai (CN)
Appl. No. 17/789,194
Filed by AULTON NEW ENERGY AUTOMOTIVE TECHNOLOGY GROUP, Guangdong (CN); and SHANGHAI DIANBA NEW ENERGY TECHNOLOGY CO., LTD., Shanghai (CN)
PCT Filed Dec. 28, 2020, PCT No. PCT/CN2020/140320
§ 371(c)(1), (2) Date Jun. 25, 2022,
PCT Pub. No. WO2021/129878, PCT Pub. Date Jul. 1, 2021.
Claims priority of application No. 201911370518.3 (CN), filed on Dec. 26, 2019.
Prior Publication US 2022/0393491 A1, Dec. 8, 2022
Int. Cl. H02J 7/00 (2006.01); B60L 53/80 (2019.01)
CPC H02J 7/0045 (2013.01) [B60L 53/80 (2019.02); H02J 7/0013 (2013.01); H02J 7/0049 (2020.01)] 13 Claims
OG exemplary drawing
 
1. A charging system for a battery swapping station or an energy storage station, comprising at least two charging modules, a battery charging port and a control module, wherein the at least two charging modules are connected in parallel;
the control module is configured to deploy different numbers of the charging modules and/or control output power of each of the charging modules and charge a quick-swap battery through the battery charging port; the charging system further comprising a DC energy supply module;
the DC energy supply module comprises a power generation device and a unidirectional DC/DC converter, an input end of the unidirectional DC/DC converter is connected to the power generation device, an output end of the unidirectional DC/DC converter is connected to the charging modules, and the unidirectional DC/DC converter is configured to adjust voltage of direct current output by the power generation device; or,
the DC energy supply module comprises the power generation device, the unidirectional DC/DC converter, an energy storage device and a bidirectional DC/DC converter, the input end of the unidirectional DC/DC converter is connected to the power generation device, the output end of the unidirectional DC/DC converter is connected to the energy storage device and the charging modules, one end of the bidirectional DC/DC converter is connected to the energy storage device, the other end of the bidirectional DC/DC converter is connected to the power generation device and the charging modules; the unidirectional DC/DC converter is configured to adjust voltage of direct current output by the power generation device; the bidirectional DC/DC converter is configured to adjust voltage of direct current output by the unidirectional DC/DC converter or the bidirectional DC/DC converter is configured to adjust voltage of direct current output by the energy storage device.