SOC Based Battery Cell Balancing with a Novel Topology and Reduced Component Count
Abstract
:1. Introduction
2. The Proposed Balancing Topology
2.1. Analysis of the Existing Balancing Topologies
2.2. The Proposed Balancing Topology
Item | Topology 1 | Topology 2 | Topology 3 | The proposed topology |
---|---|---|---|---|
Windings | n − 1 | 2n | n + 1 | n/2 |
Ferrite cores | 0 | n | 1 | 1 |
Switches | 2n − 2 | 2n | n + 1 | n |
Number of switches suffering high voltage stress | 0 | n | 1 | 0 |
Balancing type | Between adjacent cells | Between cell and string | Between cell and string | Between arbitrary cells |
3. Analysis of SOC Based Balancing Algorithm
3.1. SOC Based Balancing Strategy
3.2. Cell SOC Estimation Method
3.3. Discussions
4. Experiments and Validation
4.1. Circuit Simulation and Experimental Verification
4.2. Validation of the Proposed SOC Based Balancing Strategy
4. Conclusions
Acknowledgments
References
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Xu, J.; Li, S.; Mi, C.; Chen, Z.; Cao, B. SOC Based Battery Cell Balancing with a Novel Topology and Reduced Component Count. Energies 2013, 6, 2726-2740. https://doi.org/10.3390/en6062726
Xu J, Li S, Mi C, Chen Z, Cao B. SOC Based Battery Cell Balancing with a Novel Topology and Reduced Component Count. Energies. 2013; 6(6):2726-2740. https://doi.org/10.3390/en6062726
Chicago/Turabian StyleXu, Jun, Siqi Li, Chris Mi, Zheng Chen, and Binggang Cao. 2013. "SOC Based Battery Cell Balancing with a Novel Topology and Reduced Component Count" Energies 6, no. 6: 2726-2740. https://doi.org/10.3390/en6062726