Results 41 to 50 of about 673,416 (205)

Impedance Modeling Method of Offshore Wind Farm Integration Through MMC-HVDC With MMC Circulation Control

Zhongguo dianli, 2023
Based on impedance analysis, this paper focuses on the circulation control of a modular multilevel converter (MMC) and conducts in-depth research on the stability impact of offshore wind farm integration based on a permanent magnetic synchronous ...
Shuting YANG, Xin CHEN, Tong HUANG, Qixuan WEI   +3 more
doaj   +1 more source

Application Status and Development Trends of DC Ice‐Melting Devices in China's Power Grid

IET Smart Energy Systems, EarlyView.
This paper summarises the development history and engineering application status of DC ice‐melting devices (DCIMD) in China, analyses the principles, advantages, disadvantages and adaptability of mainstream topologies and discusses the key problems and corresponding improvement directions.
Ming Lei, Tianlong Zhang, Zhenglin Li, Jian Wang, Tao Zhang, Peng Wang, Ruiqi Zhan   +6 more
wiley   +1 more source

Coordinated DC Fault Ride‐Through Control for a Grid‐Forming Wind‐Storage System With VSC‐HVDC Integration Under Transmission Constraints

Engineering Reports, Volume 8, Issue 6, June 2026.
Due to complex wind farm conditions, a coordinated control system was designed. It manages DC power surges during AC faults by temporarily storing excess energy and regulating voltages. This strategy optimizes unbalanced power and enables effective fault recovery, resulting in minimal voltage fluctuations and superior performance.
Lei Chen, Qi Han
wiley   +1 more source

An efficient real-time model of a five level modular multilevel converter with modified pulse width modulation technique for reduced switching frequency

Measurement + Control
Modular multilevel converters are widely used voltage source converters in a variety of applications, such as power transmission, renewable energy, and motor drives.
Bhavik Brahmbhatt, Jigar Sarda, Chetan Bariya, Sun Young Choi, Kueh Lee Hui, Mangal Sain   +5 more
doaj   +1 more source

Research on Hybrid Rectifier for High Power Electrolytic Hydrogen Production Based on Modular Multilevel Converter

Energies
Aiming at the problem that silicon-controlled rectifiers (SCR) and pulse width modulation (PWM) rectifiers cannot balance high power levels, high hydrogen production efficiency, and high grid connected quality in the current research on rectifier power ...
Cheng Huang, Yang Tan, Xin Meng
doaj   +1 more source

A Comprehensive Review of Intelligent Fault Diagnosis and Resilient Fault‐Tolerant Control in the Design of Modern Modular Multilevel Converters

Engineering Reports, Volume 8, Issue 5, May 2026.
This review evaluates advanced intelligent fault diagnosis and resilient fault‐tolerant control strategies for modular multilevel converters (MMCs). It highlights how integrating machine learning with robust control architectures enhances reliability and operational continuity, providing a roadmap for developing more resilient, self‐healing power ...
Muhammad Haris Saleem, Arslan Ahmed Amin, Zuhair A. Alqarni, Umair Shahzad   +3 more
wiley   +1 more source

Fault Detection and Classification in Five‐Level Reduced Device Count Multilevel Inverter Using Fuzzy Logic System

Energy Science &Engineering, Volume 14, Issue 5, Page 2626-2643, May 2026.
A fuzzy logic–based diagnostic framework for a reduced device count multilevel inverter to accurately detect and classify open‐circuit faults. ABSTRACT The reliable performance of multilevel inverters (MLIs) is critical to the advancement of power electronic systems used in renewable energy conversion, microgrid operation, and electric vehicle ...
Niraj Kumar Dewangan, Jeevan N. D., Krishna Kumar Gupta, Abhinandan Routray, Hani Vahedi   +4 more
wiley   +1 more source

Single-Stage Control System of I-MMC-Based Island MVDC Link Receiver With Multiple Modulation Freedoms

IEEE Access, 2020
In the medium-voltage AC/DC distribution networks with distributed renewable sources on islands, a multi-port receiver is the key factor for hybrid power conversion.
Chuang Liu, Dehao Kong, Zhenbin Zhang, Zhongchen Pei, Ralph Kennel   +4 more
doaj   +1 more source

Modulation, control, and performance analysis of asymmetric modular multilevel converter (A‐MMC)

IET Power Electronics, 2018
Modular multilevel converters (MMC) have proven to be a viable candidate for high‐voltage direct current transmission systems. Here, asymmetric modular multilevel converters (A‐MMC) are introduced wherein each series connected module has two half‐bridge (HB) submodules, with asymmetric voltage rating.
Kundan Srivastav, Ashish Kumar Sahoo, Kartik V. Iyer, Ned Mohan   +3 more
openaire   +1 more source

Series Connection of LCC and Full Bridge MMC With DC Fault Ride‐Through Capability for Lightweight HVDC Transmission

Engineering Reports, Volume 8, Issue 4, April 2026.
In this work, we investigate a lightweight HVDC converter topology that combines the strengths of line‐commutated converters (LCC) and full‐bridge modular multilevel converters (MMC) to address the high cost and large footprint of conventional HVDC stations.
Yang Wang, Yuchao Zheng, Qian Wu, Linyuan Wang, Meng Ruan, Yixin Pan, Xiangjun Quan, Fei Zhang   +7 more
wiley   +1 more source