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An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique

Received: 10 March 2022     Accepted: 29 March 2022     Published: 8 April 2022
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Abstract

Microgrids have the potential to provide customers with improved power quality and reliability. However, there are technical challenges related to the operation and control of microgrids and the distributed energy source (DERs) that constitute them. Resonance caused by the low-pass filters connected to the voltage source inverters of the DERs is one of those issues in the operation of microgrids. This paper proposes a novel technique of Active Damping Algorithm (ADA) for resonance damping and improving the dynamic stability of a microgrid composed of multiple converter-interfaced DERs. The paper considers two cases; one is where the resistor and the filter capacitor are connected in parallel, and the other is where they are connected in series. The proposed active damping method is based on output current feedback with automatically calculated and adjusted damping coefficients to suppress resonance. The proposed method was verified through simulation and experimental tests carried out using PSCAD/EMTDS and an operational microgrid in Beijing, China. The results from both the experiment and simulation analysis showed that the devised method was able to achieve the intended target; where the filter resonance is effectively surpassed and the voltage and frequency dynamic responses are quite stable and within the acceptable range during large power changes in the microgrid system.

Published in American Journal of Electrical Power and Energy Systems (Volume 11, Issue 1)
DOI 10.11648/j.epes.20221101.12
Page(s) 11-22
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2022. Published by Science Publishing Group

Keywords

Microgrid, Dynamic Control, Active Damping, DER, Filter, Resonance

References
[1] Benrabah, D. Xu, and Z. Gao, “Active Disturbance Rejection Control of LCL-Filtered Grid-Connected Inverter Using Padé Approximation,” IEEE Trans. Ind. Appl., 2018, doi: 10.1109/TIA.2018.2855128.
[2] Wessels, J. Dannehl, and F. W. Fuchs, “Active damping of LCL-filter resonance based on virtual resistor for PWM rectifiers - Stability analysis with different filter parameters,” in PESC Record - IEEE Annual Power Electronics Specialists Conference, 2008, doi: 10.1109/PESC.2008.4592502.
[3] M. Liserre, F. Blaabjerg, and S. Hansen, “Design and control of an LCL-filter-based three-phase active rectifier,” IEEE Trans. Ind. Appl., 2005, doi: 10.1109/TIA.2005.853373.
[4] Y. Guan, Y. Wang, Y. Xie, Y. Liang, A. Lin, and X. Wang, “The Dual-Current Control Strategy of Grid-Connected Inverter with LCL Filter,” IEEE Trans. Power Electron., 2019, doi: 10.1109/TPEL.2018.2869625.
[5] J. Dannehl, M. Liserre, and F. W. Fuchs, “Filter-based active damping of voltage source converters with LCL filter,” IEEE Trans. Ind. Electron., 2011, doi: 10.1109/TIE.2010.2081952.
[6] W. Wu, Y. Liu, Y. He, H. S. H. Chung, M. Liserre, and F. Blaabjerg, “Damping Methods for Resonances Caused by LCL-Filter-Based Current-Controlled Grid-Tied Power Inverters: An Overview,” IEEE Trans. Ind. Electron., 2017, doi: 10.1109/TIE.2017.2714143.
[7] J. Dannehl, F. W. Fuchs, S. Hansen, and P. B. Thøgersen, “Investigation of active damping approaches for PI-based current control of grid-connected pulse width modulation converters with LCL filters,” IEEE Trans. Ind. Appl., 2010, doi: 10.1109/TIA.2010.2049974.
[8] W. Ma, Y. Guan, B. Zhang, and L. Wu, “Active Disturbance Rejection Control Based Single Current Feedback Resonance Damping Strategy for LCL-Type Grid-Connected Inverter,” IEEE Trans. Energy Convers., 2021, doi: 10.1109/TEC.2020.3006151.
[9] J. Xu, S. Xie, and T. Tang, “Active damping-based control for grid-connected LCL -filtered inverter with injected grid current feedback only,” IEEE Trans. Ind. Electron., 2014, doi: 10.1109/TIE.2013.2290771.
[10] X. Wang, F. Blaabjerg, and P. C. Loh, “High-performance feedback-type active damping of LCL-filtered voltage source converters,” in 2015 IEEE Energy Conversion Congress and Exposition, ECCE 2015, 2015, doi: 10.1109/ECCE.2015.7310029.
[11] H. Cha and T. K. Vu, “Comparative analysis of low-pass output filter for single-phase grid-connected photovoltaic inverter,” in Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC, 2010, doi: 10.1109/APEC.2010.5433454.
[12] X. Wang, F. Blaabjerg, and P. C. Loh, “Grid-current-feedback active damping for LCL resonance in grid-connected voltage-source converters,” IEEE Trans. Power Electron., 2016, doi: 10.1109/TPEL.2015.2411851.
[13] I. Lorzadeh, M. Savaghebi, H. A. Abyaneh, and J. M. Guerrero, “Active damping techniques for LCL-filtered inverters-based microgrids,” in Proceedings - SDEMPED 2015: IEEE 10th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives, 2015, doi: 10.1109/DEMPED.2015.7303722.
[14] Y. W. Li, “Control and resonance damping of voltage-source and current-source converters with LC filters,” IEEE Trans. Ind. Electron., 2009, doi: 10.1109/TIE.2008.2009562.
Cite This Article
  • APA Style

    Wei Zhang, Girmaw Teshager Bitew, Dehua Zheng, Solomon Netsanet Alemu, Dan Wei, et al. (2022). An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique. American Journal of Electrical Power and Energy Systems, 11(1), 11-22. https://doi.org/10.11648/j.epes.20221101.12

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    ACS Style

    Wei Zhang; Girmaw Teshager Bitew; Dehua Zheng; Solomon Netsanet Alemu; Dan Wei, et al. An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique. Am. J. Electr. Power Energy Syst. 2022, 11(1), 11-22. doi: 10.11648/j.epes.20221101.12

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    AMA Style

    Wei Zhang, Girmaw Teshager Bitew, Dehua Zheng, Solomon Netsanet Alemu, Dan Wei, et al. An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique. Am J Electr Power Energy Syst. 2022;11(1):11-22. doi: 10.11648/j.epes.20221101.12

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  • @article{10.11648/j.epes.20221101.12,
      author = {Wei Zhang and Girmaw Teshager Bitew and Dehua Zheng and Solomon Netsanet Alemu and Dan Wei and Xun Zhang},
      title = {An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique},
      journal = {American Journal of Electrical Power and Energy Systems},
      volume = {11},
      number = {1},
      pages = {11-22},
      doi = {10.11648/j.epes.20221101.12},
      url = {https://doi.org/10.11648/j.epes.20221101.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.epes.20221101.12},
      abstract = {Microgrids have the potential to provide customers with improved power quality and reliability. However, there are technical challenges related to the operation and control of microgrids and the distributed energy source (DERs) that constitute them. Resonance caused by the low-pass filters connected to the voltage source inverters of the DERs is one of those issues in the operation of microgrids. This paper proposes a novel technique of Active Damping Algorithm (ADA) for resonance damping and improving the dynamic stability of a microgrid composed of multiple converter-interfaced DERs. The paper considers two cases; one is where the resistor and the filter capacitor are connected in parallel, and the other is where they are connected in series. The proposed active damping method is based on output current feedback with automatically calculated and adjusted damping coefficients to suppress resonance. The proposed method was verified through simulation and experimental tests carried out using PSCAD/EMTDS and an operational microgrid in Beijing, China. The results from both the experiment and simulation analysis showed that the devised method was able to achieve the intended target; where the filter resonance is effectively surpassed and the voltage and frequency dynamic responses are quite stable and within the acceptable range during large power changes in the microgrid system.},
     year = {2022}
    }
    

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  • TY  - JOUR
    T1  - An Improved Dynamic Control and Resonance Damping for Voltage Source Inverters in Microgrids Through a Novel Active Damping Technique
    AU  - Wei Zhang
    AU  - Girmaw Teshager Bitew
    AU  - Dehua Zheng
    AU  - Solomon Netsanet Alemu
    AU  - Dan Wei
    AU  - Xun Zhang
    Y1  - 2022/04/08
    PY  - 2022
    N1  - https://doi.org/10.11648/j.epes.20221101.12
    DO  - 10.11648/j.epes.20221101.12
    T2  - American Journal of Electrical Power and Energy Systems
    JF  - American Journal of Electrical Power and Energy Systems
    JO  - American Journal of Electrical Power and Energy Systems
    SP  - 11
    EP  - 22
    PB  - Science Publishing Group
    SN  - 2326-9200
    UR  - https://doi.org/10.11648/j.epes.20221101.12
    AB  - Microgrids have the potential to provide customers with improved power quality and reliability. However, there are technical challenges related to the operation and control of microgrids and the distributed energy source (DERs) that constitute them. Resonance caused by the low-pass filters connected to the voltage source inverters of the DERs is one of those issues in the operation of microgrids. This paper proposes a novel technique of Active Damping Algorithm (ADA) for resonance damping and improving the dynamic stability of a microgrid composed of multiple converter-interfaced DERs. The paper considers two cases; one is where the resistor and the filter capacitor are connected in parallel, and the other is where they are connected in series. The proposed active damping method is based on output current feedback with automatically calculated and adjusted damping coefficients to suppress resonance. The proposed method was verified through simulation and experimental tests carried out using PSCAD/EMTDS and an operational microgrid in Beijing, China. The results from both the experiment and simulation analysis showed that the devised method was able to achieve the intended target; where the filter resonance is effectively surpassed and the voltage and frequency dynamic responses are quite stable and within the acceptable range during large power changes in the microgrid system.
    VL  - 11
    IS  - 1
    ER  - 

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Author Information
  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

  • Microgrid R&D Centre, Goldwind Science & Technology Co., Ltd., Beijing, China

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