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Cited by 503

The DOI matches its Crossref record; 17 of the 17 references it cites were found in a registry or an index.

A Steady-State Analysis Method for a Modular Multilevel Converter

Song, Qiang, Liu, Wenhua, Li, Xiaoqian, Rao, Hong, Xu, Shukai, Li, Licheng·2013·IEEE Transactions on Power Electronics

Abstract

Modular multilevel converters (MMC) are considered a top converter alternative for voltage-source converter (VSC) high-voltage, direct current (HVDC) applications. Main circuit design and converter performance evaluation are always important issues to consider before installing a VSC-HVDC system. Investigation into a steady-state analysis method for an MMC-based VSC-HVDC system is necessary. This paper finds a circular interaction among the electrical quantities in an MMC. Through this circular interaction, a key equation can be established to solve the unknown circulating current. A new steady-state model is developed to simply and accurately describe the explicit analytical expressions for various voltage and current quantities in an MMC. The accuracy of the expressions is improved by the consideration of the circulating current when deriving all the analytical expressions. The model's simplicity is demonstrated by having only one key equation to solve. Based on the analytical expressions for the arm voltages, the equivalent circuits for MMC are proposed to improve the current understanding of the operation of MMC. The feasibility and accuracy of the proposed method are verified by comparing its results with the simulation and experimental results.

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Metadata

Authors
Song, Q., Liu, W., Li, X., Rao, H., Xu, S., & Li, L.
Venue
IEEE Transactions on Power Electronics
Published
2013-08
Volume
28
Issue
8
Pages
3702-3713
ISSN
  • 0885-8993 (ISSN-L)
  • 1941-0107
OpenAlex
W2007244578
Cited by
503
References
17
FWCI
18.72
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: A Steady-State Analysis Method for a Modular Multilevel Converter. https://app.cochat.ai/papers/10.1109/tpel.2012.2227818
The paper
Song, Q., Liu, W., Li, X., Rao, H., Xu, S., & Li, L. (2013). A Steady-State Analysis Method for a Modular Multilevel Converter. IEEE Transactions on Power Electronics. https://doi.org/10.1109/tpel.2012.2227818

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