Predictive Control of Modular Multilevel Converters: Adaptive Hybrid Framework for Circulating Current and Capacitor Voltage Fluctuation Suppression

J Li, Z Zhang, Z Li, O Babayomi - Energies, 2023 - mdpi.com
Modular multilevel converters (MMCs) are widely used in voltage-sourced, converter-based
high-voltage DC systems due to their modular design, scalability, and fault tolerance …

Variable Capacitor Voltage Threshold Value based Power Loss-Balancing Control for MMCs under Grid Voltage Imbalance

J Zhao, W Liu, Y Wang, C Gu, Y Sun… - … on Power Delivery, 2023 - ieeexplore.ieee.org
The modular multilevel converter (MMC) becomes one type prospective converters for high
voltage and high-power applications because of its high modularity and low harmonic …

[HTML][HTML] Improved power loss balance control for modular multilevel converters based on variable capacitor voltage deviation predefined value under SM malfunction

J Zhao, C Gu, S Wu, W Liu, Y Lei, J Hang… - International Journal of …, 2024 - Elsevier
When it concerns the reliable working of the modular multilevel converter (MMC), the power
loss balance control cannot be ignored. Under the submodule (SM) malfunction condition …

Dual 3L-NPC Converter System with Improved Power Quality for Bipolar DC Distribution

B Li, X Wu, GJ Kish, YR Li - IEEE Transactions on Power …, 2024 - ieeexplore.ieee.org
Three-level neutral point clamped (3L-NPC) converters are a favorable candidate for the
grid interfacing converter stage in bipolar dc distribution systems. This article proposes the …

An Isolated MVDC-HVDC-AC Three-Port Power Router for High-Power Large-Scale PV Applications

Z Liao, B Li, Y Yuan, Y Jiao, X Zhao… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article proposes an isolated three-port power router (TP-PR) for medium-voltage (MV)
dc collection of large-scale photovoltaic applications with a portion of ac power integration …

[HTML][HTML] Converter-based multi-frequency power transfer system for efficient energy packet transmission in the energy internet

H Athari, D Raisz - Energy Reports, 2024 - Elsevier
The energy internet concept involves the transmission of energy in discrete packets, akin to
the information internet's principle. The energy internet must adopt a decentralized …

Adaptive Fast-Optimization Predictive Control of MMC With Improved Hybrid Control Framework

Z Zhang, J Li, Z Li, Y Sun, H He - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Modular multilevel converters (MMC) are widely used in voltage-sourced converter-based
high-voltage dc due to their modular design, ease of scale, and fault tolerance capabilities …

Optimized Control for MMCs with Reduced Power Loss and Extended Lifetime

J Zhao, J Pei, Y Sun, R Wang, J Hang… - … on Electrical Energy …, 2024 - Wiley Online Library
Modular multilevel converters (MMCs) are widely applied to medium and high voltage
occasions. The total power consumption of the submodule (SM) and the maximum power …

[HTML][HTML] Variable time constant filtering control for MMC-HESS considering wind power fluctuations

L Yu, J Zheng, Y Yu - AIP Advances, 2024 - pubs.aip.org
Wind power exhibits frequent fluctuations, which can impact the stability of the power grid.
The impact of wind power on grid stability can be mitigated by using energy storage system …

A Precharge Control Strategy for Arm Multiplexing Modular Multilevel Converter

C Han, C Wang, Y Wang, X Yu… - 2023 IEEE 2nd …, 2023 - ieeexplore.ieee.org
The use of the arm multiplexing modular multilevel converter (AM-MMC) can enhance the
submodule utilization rate and reduce the number of submodule assemblies to achieve …