CN-116866313-B - Switch box addressing method and switch box equipment

CN116866313BCN 116866313 BCN116866313 BCN 116866313BCN-116866313-B

Abstract

The application provides a switch box addressing method and switch box equipment. The method comprises the steps of supplying power to at least one switch box group, determining an own address as a first address if the switch boxes in the switch box group work normally and address data sent by other switch boxes in the same switch box group are not received, and sending the first address to other switch boxes in the same switch box group, and determining the own address as other addresses except the address data if the switch boxes in the switch box group work normally and the address data sent by other switch boxes in the same switch box group are received. According to the switch box addressing method, the switch boxes can be randomly installed in the installation stage, after the switch boxes are installed, the switch boxes compete for addresses, and the unique address can be automatically configured for each switch box, so that the manpower resources can be effectively saved, and the installation efficiency of the switch boxes is improved.

Inventors

CHANG YANFEN
CHEN FEI
WANG LIN
LIU ZHONGQI

Assignees

阳光储能技术有限公司

Dates

Publication Date: 20260512
Application Date: 20230705

Claims (10)

1. A method of switch box addressing, comprising: Supplying power to at least one switch box group; the switch box group at least comprises a first switch box and a second switch box, wherein the first switch box is connected with a first driving device, the second switch box is connected with a second driving device, the actual address of the first driving device corresponds to the actual address of the first switch box, and the actual address of the second driving device corresponds to the actual address of the second switch box; If the first switch box works normally and the address data sent by the second switch box is not received, the first switch box sends a driving signal comprising competing addresses to the first driving device and receives a feedback signal returned by the first driving device; under the condition that the feedback signal indicates that the competing address is consistent with the actual address corresponding to the first driving device, the first switch box informs the second switch box of the address except the competing address of the first switch box, and the competing address of the first switch box is used as the switch box address of the first switch box; If the first switch box works normally and receives the address data sent by the second switch box, determining the address of the first switch box as other addresses except the address data.
2. The method of claim 1, wherein said powering at least one switch box group comprises: And independently supplying power to each switch box group.
3. The method according to claim 2, characterized in that the method further comprises: addressing group addresses of the switch box groups according to the power supply sequence of the switch box groups.
4. The method according to claim 1, wherein if the switch boxes in the switch box group work normally and address data sent from other switch boxes in the same switch box group is not received, determining the self address as a first address, and sending the first address to other switch boxes in the same switch box group includes: when the switch boxes are electrified to work normally and address data sent by other switch boxes in the same switch box group are not received; the own address is determined as a first address by the CMU in the box and sent to the other boxes in the same box group by communication lines connected to the other boxes.
5. The method according to claim 1, wherein if the switch boxes in the switch box group work normally and address data sent from other switch boxes in the same switch box group are received, determining the own address as other addresses except the address data includes: when the switch boxes are electrified to work normally and address data sent by other switch boxes in the same switch box group are confirmed to be received; The own address is determined by the CMU in the box as the other address than the address data and the other address is sent to the other boxes in the same box group via the communication lines connected to the other boxes.
6. The method according to claim 1, wherein if the switch boxes in the switch box group work normally and address data sent from other switch boxes in the same switch box group are received, determining the own address as other addresses except the address data includes: when the switch boxes are electrified to work normally and N address data sent by other switch boxes in the same switch box group are confirmed to be received, N is a positive integer; The own address is determined by the CMU in the box as the other address than the N address data and the other address is sent to the other boxes in the same box group via the communication lines connected to the other boxes.
7. The method according to any one of claims 1-6, further comprising: After the switch box determines the self address, the self address is stored in the CMU.
8. The method according to claim 5 or 6, wherein after the switch box determines the own address as the other address, further comprising: And sending the other addresses to other switch boxes in the same switch box group.
9. A switchbox arrangement, characterized by comprising at least one switchbox group comprising a plurality of switchboxes; The switch box device is adapted to implement the switch box addressing method of any of claims 1-8.
10. The switchbox arrangement according to claim 9, wherein each of the switchbox groups in the switchbox arrangement is individually powered.

Description

Switch box addressing method and switch box equipment Technical Field The application relates to the technical field of energy storage systems, in particular to a switch box addressing method and switch box equipment. Background In an energy storage system, a plurality of battery packs are generally required to be managed one by using a switch box, and the switch box is used as a management unit and has a unique communication address in the energy storage battery system, so that corresponding battery operation real-time information can be acquired through the address. In the related addressing method, addressing is achieved by writing a fixed address to the switch box in advance to mount the switch box to a corresponding position according to the address of the switch box. However, the method has the advantages that the installation position of the switch box is limited and the switch box cannot be installed at will, and the addressing mode is easy to generate errors along with the increase of the number of battery packs in the system, so that the installation work is more time-consuming and labor-consuming. While the development scale of energy storage power stations is increasing, the production efficiency of energy storage systems is also required to be improved. Disclosure of Invention In view of the above, the embodiment of the application provides a switch box addressing method and switch box equipment, which aim to automatically address a switch box. In a first aspect, an embodiment of the present application provides a switch box addressing method, which is characterized by including: Supplying power to at least one switch box group; If the switch boxes in the switch box group work normally and address data sent by other switch boxes in the same switch box group are not received, determining the self address as a first address, and sending the first address to other switch boxes in the same switch box group; If the switch boxes in the switch box group work normally and address data sent by other switch boxes in the same switch box group are received, the self address is determined to be other addresses except the address data. Preferably, said supplying at least one switch box group comprises: And independently supplying power to each switch box group. Preferably, the method further comprises: addressing group addresses of the switch box groups according to the power supply sequence of the switch box groups. Preferably, if the switch box in the switch box group works normally and address data sent by other switch boxes in the same switch box group is not received, determining the self address as a first address, and sending the first address to other switch boxes in the same switch box group, including: when the switch boxes are electrified to work normally and address data sent by other switch boxes in the same switch box group are not received; the own address is determined as a first address by the CMU in the box and sent to the other boxes in the same box group by communication lines connected to the other boxes. Preferably, if the switch boxes in the switch box group work normally and address data sent by other switch boxes in the same switch box group are received, determining the own address as other addresses except the address data includes: when the switch boxes are electrified to work normally and address data sent by other switch boxes in the same switch box group are confirmed to be received; The own address is determined by the CMU in the box as the other address than the address data and the other address is sent to the other boxes in the same box group via the communication lines connected to the other boxes. Preferably, if the switch boxes in the switch box group work normally and address data sent by other switch boxes in the same switch box group are received, determining the own address as other addresses except the address data includes: when the switch boxes are electrified to work normally and N address data sent by other switch boxes in the same switch box group are confirmed to be received, N is a positive integer; The own address is determined by the CMU in the box as the other address than the N address data and the other address is sent to the other boxes in the same box group via the communication lines connected to the other boxes. Preferably, the method further comprises: After the switch box determines the self address, the self address is stored in the CMU. Preferably, after the switch box determines the own address as the other address, the method further includes: And sending the other addresses to other switch boxes in the same switch box group. In a second aspect, an embodiment of the present application provides a switch box apparatus, which is characterized by including at least one switch box group, where the switch box group includes a plurality of switch boxes; The switch box device is used in any of the switch box addressing methods described above. Prefera