Table 1.

The SOC of battery cells before and after active balancing.

Battery	Start SOC (%)	End SOC (%)	Change
BT1	40	87	+ 47 (increased significantly)
BT2	55	100	+ 45 (reached full charge)
BT3	50	98	+ 48 (increased significantly)
BT4	45	92	+ 47 (increased significantly)