DUAL-VOLTAGE BATTERY WITH CURRENT SENSORS, AND CALIBRATION METHOD FOR THE SAME

A dual-voltage battery for a vehicle includes a multiplicity of battery cells, wherein a group of battery cells in each case is connected to form a battery cell block and a battery electronic system with a plurality of power switching elements for connecting at least individual battery cell blocks in series and/or in parallel, wherein a first voltage is provided in a first connection arrangement of the battery cell blocks and wherein a second voltage is provided in a second connection arrangement of the battery cell blocks, characterized in that a block current sensor with a measurement resistor is associated with at least individual battery cell blocks and is designed to measure a block current through the one associated battery cell block.