Online emergency aid system for delayed battery of storage battery pack and working method thereof

Abstract

The invention discloses an online emergency aid system for a delayed battery of a storage battery pack and a working method thereof, and relates to the field of electric power electronic technology. The storage battery pack is a serial storage battery pack connected with a load and a switching power supply, and the online emergency aid system for the delayed battery of the storage battery pack comprises a plurality of charging modules in one-to-one correspondence connection with storage batteries in the storage battery pack, a voltage collection module and a current collection module, output ends of the voltage collection module and the current collection module are connected with an input end of a control module, and the output end of the control module is connected with the plurality of charging modules. By adopting the online emergency aid system for the delayed battery of the storage battery pack and the working method thereof provided by the invention, the problem that the delayed battery occurs in the storage battery pack and the high cost storage battery pack needs to be changed can be solved.

Description

technical field [0001] The invention relates to the technical field of power electronics, in particular, to an emergency auxiliary system for an online battery pack with outdated batteries and a working method thereof. Background technique [0002] In recent years, high-energy and high-voltage batteries have been widely used. By connecting multiple high-energy and voltage batteries in series to form a battery pack, it can be used in devices that require high voltage, such as electric vehicles. [0003] The main function of the management device for electric vehicle power battery packs is to intelligently manage the charging and discharging process of various power battery packs for specific purposes, and to provide various types of electric vehicle battery packs with special technical requirements, safe and efficient operation. technological environment. [0004] The focus of the management work during the charging process is to ensure that the charging voltage, charging cu...

AI Technical Summary

Problems solved by technology

[0006] In view of this, the present invention provides an on-line emergency auxiliary system for outdated batteries in battery packs and its working method, which is used to solve the problem that outdated batteries in existing battery packs need to be replaced with high-cost battery packs

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