Lithium-Ion Battery Parameters and State of Charge Joint Estimation Using Bias Compensation Least Squares and the Alternate Algorithm

Figure 9

SOC results under the FUDS test at 25°C: (a) SOC estimation based on the BCLS-ALT algorithm. (b) SOC estimation based on the RLS-ALT algorithm. (c) SOC error.

(a)

(b)

(c)