BATTERY SYSTEM WITH DISTRIBUTED VOLTAGE LEVELS

A battery system having a middle bus line, a positive bus line and a negative bus line is provided. The battery system has a battery module, a multilevel neutral point clamped inverter. One or more direct current to direct current converters and two or more auxiliary loads are connected either between the positive and negative bus lines, or between the positive and middle bus lines, or between the negative and middle bus lines. The operation of the DC/DC converters is configurable to balance the loads of the battery module and/or control charging/discharging of the battery module. The connections of the two or more auxiliary loads are configurable to balance the loads of the battery module.