Research Article
Lithium-Ion Battery Parameters and State of Charge Joint Estimation Using Bias Compensation Least Squares and the Alternate Algorithm
Table 1
BCLS for parameters identification.
| Step 1: initialization: for k = 0, set , , , , and . | Step 2: time update: for . | Observation data regression vector: via (11). | Gain matrix: via (20). | Covariance matrix: via (18). | Error criterion function via (17). | Noise variance via (15). | Step 3: measurement update: | Update the posterior state: via (14). | Update original system state: via (21). | Step 4: time update: return to Step 2. | Step 5: the state vector output . | Calculate model parameters: , , and via (7). |
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