Research Article
Robust Online State of Charge Estimation of Lithium-Ion Battery Pack Based on Error Sensitivity Analysis
Table 1
SOC estimation error with different parameter error for a battery with the capacity of 8.8 Ah.
| Factors | Factor error | 0.2% | 0.5% | 1% | 2% | 5% | 10% | 20% | 30% |
| (%) | | −0.0000037 | −0.0000092 | −0.0000183 | −0.0000362 | −0.0000879 | −0.000168 | −0.000308 | −0.000426 | | 0.0296 | 0.074 | 0.148 | 0.296 | 0.74 | 1.48 | 2.96 | 4.44 | | −0.2 | −0.5 | −1 | −2 | −5 | −10 | −20 | −30 | | 1.45 | 3.62 | 7.24 | 14.5 | 36.2 | — | — | — |
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