Technique | Battery type | Advantages | Drawbacks |
Discharge test | All battery system | Easy and accurate | Offline, time intensive, loss of energy |
Voltage Based Estimation | Lead, Lithium, Zn | Easy | Long rest time, offline |
Coulomb Counting | All battery system | Online, easy | Needs re-calibration point |
Kalman Filtering | All battery system | Online, Dynamic | Computationally intensive, Needs a suitable battery model |
Neural Network | All battery system | Online | Need training data of similar battery |