US 12,015,293 B2
Multi-port energy storage battery
Daqing Wang, Guangdong (CN); Yuezhen Hu, Guangdong (CN); and Haisheng Song, Guangdong (CN)
Assigned to FranklinWH Technologies Co., Ltd., Shenzhen (CN)
Filed by FranklinWH Technologies Co., Ltd., Guangdong (CN)
Filed on Dec. 23, 2021, as Appl. No. 17/560,370.
Application 17/560,370 is a continuation of application No. PCT/CN2020/096049, filed on Jun. 15, 2020.
Claims priority of application No. 202010457131.8 (CN), filed on May 26, 2020.
Prior Publication US 2022/0115884 A1, Apr. 14, 2022
Int. Cl. H01M 10/46 (2006.01); H02J 7/00 (2006.01)
CPC H02J 7/0044 (2013.01) [H02J 2207/40 (2020.01)] 9 Claims
OG exemplary drawing
 
1. A multi-port energy storage battery, comprising:
a battery case, comprising a first port, a second port and a third port;
a battery module, comprising a first interface, the first interface is connected to the first port, the battery module is configured to connect an external power supply module via the first port and the first interface, so as to charge the battery module; and the external power supply module comprises a photovoltaic DC-AC converter;
a DC-DC converter, comprising a second interface and a third interface, wherein the second interface is connected with the first interface, and the third interface is connected with the second port; the DC-DC converter is configured to boost a battery voltage to a DC high voltage and then output the DC high voltage via the second port; and
a DC-AC converter, comprising a fourth interface and a fifth interface, wherein the fourth interface is connected with the first interface, and the fifth interface is connected with the third port; the DC-AC converter is configured to convert a battery voltage into an alternating current and then output the alternating current via the third port.