Table 3: Comparison of the simulated and experimental SOC results.

Comparison pointTrue SOC Simulation error of SOC Experimental error of SOC
EKFFDEKFEKFFDEKF

First Loop end point0.1720.8%0.4%1.7%0.9%
Second Loop end point0.3520.9%0.3%2.6%1.1%
Third Loop end point0.5321.0%0.4%4.0%1.3%
Forth Loop end point0.7121.4%0.5%3.7%1.3%
Fifth Loop end point0.8931.5%0.7%4.9%1.5%

Average error1.12%0.46%3.38%1.22%