The present disclosure relates to electric and/or hybrid electric vehicle drive techniques. In particular, disclosed is a battery arrangement for connection to an electric machine and/or a power source, comprising: a plurality of battery cells wherein a first number of sub-elements connected in series forms a first string, a second number of sub-elements connected in series forms a second string, and a third number of sub-elements connected in series forms a third string, the first string, the second string and the third string can serve as a corresponding one to be connected to the motor; a plurality of battery cell controllers forming a plurality of slave nodes, each battery cell controller connected to at least one terminal of a specified one of the plurality of battery cells, and each battery cell controller including at least one power electronic arrangement to selectively connect or disconnect the at least one terminal; and a master node configured to provide a virtual modulator signal to each of the plurality of slave nodes; the plurality of battery cell controllers are further configured to correct for respective signal generation based on the virtual modulator signal.
本公开涉及电动和/或混合动力电动车辆驱动技术。特别地,公开了一种用于连接到电机和/或电源的电池布置,包括:多个电池单元,其中串联连接的第一子数量形成第一串,串联连接的第二子数量形成第二串,并且串联连接的第三子数量形成第三串,第一串、第二串和第三串可作为一个相应的相连接到电机;形成多个从节点的多个电池单元控制器,每个电池单元控制器连接到多个电池单元中指定的一个的至少一个端子,并且每个电池单元控制器包括至少一个电力电子布置,以选择性地连接或断开连接至少一个端子;以及主节点,被配置为向多个从节点中的每一个提供虚拟调制器信号;多个电池单元控制器还被配置为基于虚拟调制器信号来校正相应的信号生成。
Battery control with offset correction
具有偏移校正的电池控制
2023-04-07
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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