A fault tolerant control technique for Hybrid modular multi-level converters with fault detection capability

M Abdelsalam, MI Marei, HY Diab… - Journal of Power …, 2018 - koreascience.kr
In addition to its modular nature, a Hybrid Modular Multilevel Converter (HMMC) assembled
from half-bridge and full-bridge sub-modules, is able to block DC faults with a minimum …

Capacitor voltage balancing, fault detection, and fault tolerant control techniques of modular multilevel converters

MOME Abdelsalam - 2016 - eprints.staffs.ac.uk
Modular Multilevel Converters (MMCs) are distinguished by their modular nature that makes
them suitable for wide range of high power and high voltage applications. However, they are …

Variable slope trapezoidal reference signal based control for a DC fault tolerant hybrid modular multilevel converter with cascaded full bridges

MB Ghat, A Shukla, R Mishra - IEEE Transactions on Industry …, 2017 - ieeexplore.ieee.org
The hybrid modular multilevel converter with cascaded full bridges (HMMC-CFB) is a
recently proposed dc fault tolerant converter topology for high-power applications. It has a …

An integrated control strategy with fault detection and tolerant control capability based on capacitor voltage estimation for modular multilevel converters

M Abdelsalam, MI Marei… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Modular multilevel converters (MMCs) will be extensively used in the high-voltage direct-
current transmission networks because of its superior characteristics over line commutated …

Fault diagnosis and tolerant control of single IGBT open-circuit failure in modular multilevel converters

B Li, S Shi, B Wang, G Wang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
The modular multilevel converter (MMC) is distinguished by its modularity that is the use of
standardized submodules (SMs). To enhance reliability and avoid unscheduled …

A New Fault Tolerant Control Method for a Three Phase Modular Multilevel Converter Under an Arm Failure

A Abdayem, J Sawma, F Khatounian… - IECON 2022–48th …, 2022 - ieeexplore.ieee.org
Modular multilevel converter (MMC) is widely used in medium to high power applications.
One of the significant features that an MMC can provide is the fault tolerant operation, which …

A level adjustment–based fault‐tolerant control strategy for hybrid MMC

Y Liu, Y Jin, J Zhang, Y Liu… - … Transactions On Electrical …, 2021 - Wiley Online Library
With the capability of DC fault ride‐through and the reduced cost, the hybrid modular
multilevel converter (HMMC) is a promising topology for high‐voltage direct current (HVDC) …

Seamless fault-tolerant operation of a modular multilevel converter with switch open-circuit fault diagnosis in a distributed control architecture

S Yang, Y Tang, P Wang - IEEE Transactions on Power …, 2017 - ieeexplore.ieee.org
Modularity and high reliability from redundancy are the two attractive advantages of modular
multilevel converters (MMCs). This paper elaborates a switch open-circuit fault diagnosis …

Control of parallel-connected modular multilevel converters

F Gao, D Niu, H Tian, C Jia, N Li… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The modular multilevel converter (MMC) is an emerging and highly attractive multilevel
converter topology for high-voltage and high-power applications. This paper proposes the …

A comprehensive review of fault diagnosis and fault-tolerant control techniques for modular multi-level converters

F Ahmad, M Adnan, AA Amin, MG Khan - Science Progress, 2022 - journals.sagepub.com
Background Many faults occur in the modular multi-level converters (MMCs), including
unbalancing capacitor voltage, lower and upper arm unbalancing, the line to line voltage …