Cell Voltage Equalizer Using a Selective Voltage Multiplier with a Reduced Selection Switch Count for Series-Connected Energy Storage Cells
Abstract
:1. Introduction
2. Proposed Cell Voltage Equalizer Using Selective Voltage Multiplier
2.1. Topology
2.2. Features
3. Operation Analysis
3.1. Operation Modes
3.2. Operation Boundary and Equalization Current
3.3. Equalization Algorithm
4. Experimental Results
4.1. Prototype
4.2. Measured Waveforms and Characteristics of Equalizer
4.3. Equalization Test
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Component | Value |
---|---|
QH, QL | N-Ch MOSFET, FDD390N15A, Ron = 40 mΩ |
CH, CL | Ceramic Capacitor, GRM31CB31H106KA12L 10 μF |
Cr | Film Capacitor, F161SP474M063V, 0.47 μF |
Transformer | N1:N2 = 15:3, Lkg = 13.8 μH, Lmg = 100 μH |
S1–S12 | N-Ch MOSFET, IRF7341PBF, Ron = 50 mΩ |
Co1–Co12 | Ceramic Capacitor, JMK325ABJ277MM-P, 220 μF |
D1–D24 | Schottky Diode, CRS04 (T5L, TEMQ), Vf = 0.49 V |
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Uno, M.; Ueno, T.; Yoshino, K. Cell Voltage Equalizer Using a Selective Voltage Multiplier with a Reduced Selection Switch Count for Series-Connected Energy Storage Cells. Electronics 2019, 8, 1303. https://doi.org/10.3390/electronics8111303
Uno M, Ueno T, Yoshino K. Cell Voltage Equalizer Using a Selective Voltage Multiplier with a Reduced Selection Switch Count for Series-Connected Energy Storage Cells. Electronics. 2019; 8(11):1303. https://doi.org/10.3390/electronics8111303
Chicago/Turabian StyleUno, Masatoshi, Teruhisa Ueno, and Koji Yoshino. 2019. "Cell Voltage Equalizer Using a Selective Voltage Multiplier with a Reduced Selection Switch Count for Series-Connected Energy Storage Cells" Electronics 8, no. 11: 1303. https://doi.org/10.3390/electronics8111303