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SUNGROW applies for a patent on the method for determining the state of charge of battery packs, making the state of charge of battery packs more accurate

Article Source：China National Intellectual Property Administration | Author：Financial Sector | Issuing Time：2024.03.27
On March 27, 2024, the financial sector reported that according to the announcement of the China National Intellectual Property Administration, SUNGROW Co., Ltd. applied for a patent entitled "Method, device and computer equipment for determining the state of charge of battery pack", with the publication number of CN117761554A, and the application date of December 2023.



The patent abstract shows that the present application relates to a method, device, computer device, storage medium, and computer program product for determining the state of charge of a battery pack. The method comprises: obtaining the charge state of each cell in each module of the battery pack, and determining the corresponding charge state of each module based on the charge state of each cell in each module; From each module in the battery pack, the first module with the highest state of charge and the second module with the lowest state of charge are determined; Compare the state of charge of the first module and the state of charge of the second module with the threshold range, and determine the target state of charge of the battery pack according to the comparison result of the state of charge of the first module with the upper threshold of the threshold range and the comparison result of the state of charge of the second module with the lower threshold of the threshold range. Using this method makes the state of charge of the battery pack more accurate.
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