A Novel Shunt Zigzag Double-Tap Low-Harmonic Multi-Pulse Rectifier Based on a Three-Stage Power Electronic Phase-Shifting Transformer
Abstract
:1. Introduction
2. Proposed Topology
2.1. Three-Stage PEPT
2.2. Specific Control Strategy
2.3. Shunt Zigzag Phase-Shifting Transformer
2.4. Dual-Tap Converter
3. Optimal Design of Turns Ratio for Dual-Tap Transformer
4. Test Validation and Analysis
5. Adaptability Analysis of Proposed MPR
6. Conclusions
- (1)
- Reducing the size of conventional industrial frequency phase-shifter transformers to be suitable for applications where the size of the transformer is strictly required;
- (2)
- Weakening the harmonic distortion rate of grid-side input current to meet harmonic standards;
- (3)
- Improving the function of power factor correction and ensuring the input voltage and current are kept in the same phase;
- (4)
- Investigating the proposed MPR load adaptability to determine the harmonic distortion extent so that it is very suitable for high-power applications.
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Circuit Parameters/Symbols | Numerical Value |
---|---|
The effective value of the input phase voltage/Um | 220 V |
PFC converter inductor/La | 0.3 mH |
PFC converter capacitor/Ca | 2000 μF |
SPWM inverter inductor/Las | 1 mH |
SPWM inverter capacitor/Cas | 10 μF |
Grid-side voltage frequency/fv | 50 Hz |
Phase-shifting transformer operating frequency/f | 400 Hz |
Phase-shifting transformer turns ratio/N0:N1:N2 | |
Load resistance/R | 20 Ω |
Load filtering inductor/L | 15 mH |
Topology | Input Current THD/% | Pulse Number |
---|---|---|
Two-stage PET [15] | 16% | 12 |
Single passive MPR [27] | 7.52% | 24 |
Two-stage PET double passive [28] | 4.65% | 24 |
Two-stage PET single passive [28] | 7.44% | 24 |
Double-star uncontrolled PET [29] | 31% | 6 |
Three-stage PEPT in this paper | 2.49% | 24 |
Load/Ω | ia’s THD/% | Ud/V |
---|---|---|
20 | 2.49 | 513.3 |
40 | 2.46 | 513.8 |
60 | 2.54 | 514 |
80 | 2.60 | 514.1 |
100 | 2.64 | 514.4 |
Load Types | ia’s THD/% | Ud/V |
---|---|---|
RL | 2.48 | 513.1 |
RC | 2.91 | 515 |
RLC | 2.93 | 514.8 |
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Mu, X.; Chen, X.; Liu, Q.; Wang, Y.; Bai, T.; Ge, L.; Ma, X. A Novel Shunt Zigzag Double-Tap Low-Harmonic Multi-Pulse Rectifier Based on a Three-Stage Power Electronic Phase-Shifting Transformer. Sensors 2024, 24, 5564. https://doi.org/10.3390/s24175564
Mu X, Chen X, Liu Q, Wang Y, Bai T, Ge L, Ma X. A Novel Shunt Zigzag Double-Tap Low-Harmonic Multi-Pulse Rectifier Based on a Three-Stage Power Electronic Phase-Shifting Transformer. Sensors. 2024; 24(17):5564. https://doi.org/10.3390/s24175564
Chicago/Turabian StyleMu, Xiuqing, Xiaoqiang Chen, Qianxiao Liu, Ying Wang, Tun Bai, Leijiao Ge, and Xiping Ma. 2024. "A Novel Shunt Zigzag Double-Tap Low-Harmonic Multi-Pulse Rectifier Based on a Three-Stage Power Electronic Phase-Shifting Transformer" Sensors 24, no. 17: 5564. https://doi.org/10.3390/s24175564