High-frequency discharge storage battery internal resistance online detection method
A detection method and high-frequency discharge technology, applied in the direction of measuring electricity, measuring devices, measuring electrical variables, etc., to achieve online detection, overcome irreversible damage, and achieve continuous real-time measurement of battery internal resistance.
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[0035] Specific examples are given below to further describe the technical solution of the present invention in a clear, complete and detailed manner. This embodiment is the best embodiment on the premise of the technical solution of the present invention, but the protection scope of the present invention is not limited to the following embodiments.
[0036] An online detection method for the internal resistance of a high-frequency discharge storage battery, the detection system used in the online detection method includes a storage battery and a controller, such as figure 1 Shown is a schematic diagram of an equivalent circuit of the present invention, the storage battery is connected to an ADC sampling circuit, the two ends of the storage battery are connected with a discharge circuit, the storage battery, the ADC sampling circuit, and the discharge circuit are all connected to the controller, the The controller is equipped with an internal resistance analysis module;
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