Pre-charging control method, pre-charging circuit and energy storage device

• Main Authors: YE JIAYE, YU YONGXING, ZHOU HONGLIANG
• Format: Patent
• Language: Chinese; English
• Published: 29.03.2024
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention provides a pre-charging control method, a pre-charging circuit and an energy storage device.The method is applied to the pre-charging circuit, the pre-charging circuit comprises a switch and a resistor module, and the method comprises the steps that under the condition that the switch is turned on, the resistance temperature of the resistor module is obtained; under the condition that the resistance temperature is smaller than the preset temperature, first voltage and second voltage corresponding to the pre-charging circuit are obtained; the first voltage is the voltage of an energy storage circuit electrically connected with the pre-charging circuit, and the second voltage is the voltage of a control circuit electrically connected with the pre-charging circuit; and controlling the pre-charging circuit to work according to the first voltage and the second voltage. In the embodiment of the invention, the pre-charging circuit is controlled to work according to the first voltage and the second volt