Overvoltage protection system and method for energy storage power supply, electronic equipment and storage medium

Abstract

The invention provides an overvoltage protection system and method for an energy storage power supply, electronic equipment and a storage medium. The overvoltage protection system comprises an alternating current power supply, a charging circuit, a voltage detection module and an overvoltage protection module, the alternating current power supply is connected with the energy storage power supply through the charging circuit, the voltage detection module is connected with the energy storage power supply and the overvoltage protection module, and the overvoltage protection module is connected with the charging circuit; the voltage detection module is used for detecting the bus voltage of the energy storage power supply; the overvoltage protection module is used for determining whether the energy storage power supply has environmental disturbance or not according to the bus voltage, and generating a power supply protection signal if yes; and the charging circuit is used for stopping charging the energy storage power supply when receiving the power supply protection signal. The input current of the energy storage power supply is controlled to operate within the safety protection rangethrough the on and off of the charging circuit, the stability of the energy storage power supply is ensured; the bus voltage operation range of the energy storage power supply is fully considered; thesafety of the energy storage power supply is met; and the service life of the energy storage power supply is prolonged.

Description

technical field [0001] The invention belongs to the technical field of energy storage power supply protection, and in particular relates to an overvoltage protection system for an energy storage power supply, an overvoltage protection method for an energy storage power supply, an electronic device, and a computer-readable storage medium. Background technique [0002] Energy storage power supply has high energy density, high power density, and is easy to carry. It has a good prospect in the application fields of electric tools and garden tools. [0003] Although the energy storage power supply has the above advantages, the parameters of the energy storage power supply are variable. When the energy storage power supply is charged in an unbalanced environment, its service life is affected by environmental disturbances. For the energy storage power supply, how to achieve It is a technical problem faced by those skilled in the art that the alternating current power supply can sta...

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Problems solved by technology

[0003] Although the energy storage power supply has the above advantages, the parameters of the energy storage power supply are variable. When the energy storage power supply is charged in an unbalanced environment, its service life is affected by environmental disturbances. For the energy storage power supply, how to achieve The stable charging effect of the AC power supply on the energy storage power supply in the environment and the effective guarantee of the service life of the energy storage power supply in the non-stationary environment are technical problems faced by those skilled in the art.

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