US 12,451,703 B2
Integrated charging device, charging pile and method for controlling charging pile
Hongchuang Chen, Hefei (CN); Luguo Wang, Hefei (CN); and Linchong Xu, Hefei (CN)
Assigned to Sungrow Power Supply Co., Ltd., Hefei (CN)
Filed by Sungrow Power Supply Co., Ltd., Hefei (CN)
Filed on Mar. 28, 2022, as Appl. No. 17/706,439.
Claims priority of application No. 202110414216.2 (CN), filed on Apr. 16, 2021.
Prior Publication US 2022/0337071 A1, Oct. 20, 2022
Int. Cl. H02J 7/00 (2006.01); H02J 7/02 (2016.01)
CPC H02J 7/00036 (2020.01) [H02J 7/0013 (2013.01); H02J 7/02 (2013.01); H02J 2207/20 (2020.01)] 17 Claims
OG exemplary drawing
 
1. An integrated charging device, comprising a main circuit, a controller, and a communication module, wherein
an input terminal of the main circuit serves as a power input terminal of the integrated charging device, and a first output terminal of the main circuit serves as a power output terminal of the integrated charging device, and is configured to be connected to a power input terminal of a charging gun corresponding to the integrated charging device;
the controller is configured to control the main circuit to operate; and
a first end of the communication module is communicatively connected to the controller, and a second end of the communication module comprises an external communication port, wherein the external communication port is configured to be communicatively connected to a battery management system, BMS, of a load via a communication line in the charging gun;
wherein the integrated charging device is applied to a charging pile, the charging pile comprises a main controller, N charging guns, and at least N integrated charging devices, and N is a positive integer, wherein
each of the N charging guns is connected to at least one of the at least N integrated charging devices; and
the main controller is communicatively connected to an internal communication port of each of the at least N integrated charging devices.