Grid-following inverters play a vital role in integrating renewable energy systems into modern power grids. However, their performance deteriorates under grid voltage unbalance and uncertain grid impedance, resulting in current distortion and double-frequency active-power oscillations. This paper proposes a robust dual...
Panha Soth, Sokna San, Socheat Yay et al.· The 1st International Online...· 0 citations
This study proposes a cascaded power conversion structure composed of a three-level DC-DC boost converter and a single-phase five-level T-type inverter to address the high performance and power quality demands of renewable energy systems. The integrated topology is designed to overcome the limitations of conventional t...
Sadık Özdemir, Zafer Ortatepe, Kadir Kunt· Gazi Üniversitesi Fen Biliml...· 0 citations
Multilevel topologies have been used more frequently for high voltage applications in order
to produce a staircase voltage waveform with total harmonic distortion (THD). This has
increased interest in high-power systems and prompted the continuous development of
advanced topologies. This paper discusses the advantages...
Miteshkumar N. Priyadarshi, Sandeep Chakravorty· ITEGAM- Journal of Engineeri...· 0 citations
The three-phase active neutral-point-clamped topology has become an attractive solution for high-power applications, as it provides high efficiency and produces voltage and current waveforms with low harmonic distortion. Space vector modulation is widely used to control multilevel inverters because it reduces harmonic...
Gerardo Vázquez-Guzman, P. Martinez-Rodriguez, Miguel A. Puga-Ortega et al.· IEEE Access· 0 citations
With the large-scale integration of high-voltage direct-current (HVDC) transmission systems, the receiving-end AC grid exhibits weak voltage-support capability. Consequently, grid-forming (GFM) battery energy storage converters are required to satisfy both current-limiting and voltage-support requirements during fault...
Pu Liu, Zhao-Fan Wang, Yong-Peng Shen et al.· Electronics· 0 citations
To address the efficiency optimization and neutral-point voltage balancing issues in three-level active neutral-point-clamped (ANPC) inverters, this paper proposes a neutral-point voltage balancing strategy based on sliding mode control (SMC) and zero-sequence voltage injection. After the generation of modulation signa...
Yi-Bin Fang, Yi-Ying Zhu, Jiang Hong et al.· Journal of Physics, Conferen...· 0 citations
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