An Improved Recursive Total Least Squares Estimation of Capacity for Electric Vehicle Lithium-Iron Phosphate Batteries

Figure 2

Estimated capacity from the VFF-RTLS and the other three algorithms under the DST condition: (a) DST current profile for one cycle; (b) whole current profile; (c) input SOC with noise; (d) estimated capacity; (e) estimation error as a percentage.

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(b)

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