Review of fault diagnosis and fault-tolerant control methods of the modular multilevel converter under submodule failure

Q Xiao, Y Jin, H Jia, Y Tang… - … on Power Electronics, 2023 - ieeexplore.ieee.org
Modular multilevel converters (MMCs) have attracted extensive research interests in various
ac and dc conversion applications due to their modular structure and excellent harmonic …

Faults in modular multilevel cascade converters–Part II: Fault tolerance, fault detection and diagnosis, and system reconfiguration

F Rojas, C Jerez, CM Hackl… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
Modular multilevel cascade converters (MMCCs) are considered a promising power
electronics topology in industry. Their scalability allows to reach (ultra/very) high voltage …

The improved unified power quality conditioner with the modular multilevel converter for power quality improvement

TMT Thentral, R Palanisamy, S Usha… - … on Electrical Energy …, 2022 - Wiley Online Library
Nowadays, researchers focus on the modular multilevel converter (MMC), due to its
modularity structure, effective sharing of voltages among the submodule switches, and …

An Overview on Fault Management for Electric Vehicle Onboard Chargers

LF Gaona-Cárdenas, N Vázquez-Nava… - Electronics, 2022 - mdpi.com
Onboard charging systems (OBCs) convert AC power from an external charging source into
a DC voltage used to charge the battery pack of an electric vehicle (EV). OBCs are versatile …

Semi‐hot redundant control method for modular multilevel converter‐based high‐voltage direct current systems under submodules fault

L Yang, L Jia, Y Zou, M Zhang, H Yang - IET Power Electronics, 2023 - Wiley Online Library
A modular multilevel converter‐based high voltage direct current (MMC‐HVDC) system
involves a large number of cascading submodules (SMs). The failure of SMs may critically …

Design, development and verification of a new multilevel inverter for reduced power switches

B Mahato, M Ranjan, PK Pal, SK Gupta… - Archives of Electrical …, 2022 - yadda.icm.edu.pl
Due to recent developments in the field of high-power and medium-voltage, the multilevel
inverter has raised to such an extent owing to some of its amazing facts regarding harmonic …

Application ranges of fault-tolerant control for T-type three-level inverter under single/multi-phase open-circuit faults of inner switches

J Wang, W Zhang, W Jiang, M Ma, Q Zhang… - IEEE …, 2020 - ieeexplore.ieee.org
In recent years, T-type three-level inverter (TLI) has attracted attentions due to its
advantages, such as simple structure and higher efficiency. Neutral point voltage (NPV) is …

Robust Multicarrier Modulation Technique for Multilevel Inverters Against Unequal DC Voltages

O Zolfagharian, A Dastfan - … of Emerging and Selected Topics in …, 2024 - ieeexplore.ieee.org
Renewable energy sources are prone to input source uncertainties, which can harm the
output voltage of multilevel inverters (MLIs), especially cascaded H-bridge MLIs (CHB-MLIs) …

Modular multilevel inverter configuration with lesser switch counts

A Panda, G Panda - 2022 4th International Conference on …, 2022 - ieeexplore.ieee.org
Multilevel inverter lesser switch counts with multiple input DC sources develops AC output at
desired voltage and frequency. Nowadays the applications of multi-level inverters are …

Voltage balancing in mmc operated at reduced switching frequency without using sensors

JR Dash, P Agarwal - 2022 IEEE IAS Global Conference on …, 2022 - ieeexplore.ieee.org
The most futuristic converter for medium and high power applications is Modular Multilevel
Converter (MMC). There are two measure problems related to MMC. Firstly, the use of …