Results 41 to 50 of about 676,166 (93)

H-Bridge modular multilevel converter for high-voltage applications [PDF]

, 2011
This paper discusses H-Bridge modular multilevel converter for high-voltage ...
Ahmed, Khaled, Adam, Grain Philip, Finney, Stephen, Williams, Barry, Singh, Nand   +4 more
core   +2 more sources

Switching Loss Reduction for an MMC-Fed AC/DC Converter

IEEE Open Journal of Power Electronics
Medium-voltage connected ultra-fast chargers are getting more popular for charging electric vehicles with large battery capacities. Here, the solution based on a modular multilevel converter is more promising, since the isolation stage can be realized as
Kaveh Pouresmaeil, Maurice G.L. Roes, Nico H. Baars, Cornelis G.E. Wijnands   +3 more
doaj   +1 more source

Suppression strategy of circulating current of modular multilevel converter based on proportional complex integral controller

Gong-kuang zidonghua, 2014
A suppression strategy of circulating current of modular multilevel converter based on proportional complex integral controller was proposed according to double fundamental frequency negative sequence property of phase-to-phase circulating current of ...
SONG Pinggang, JIANG Lang, LI Yunfeng, DUAN Chengting   +3 more
doaj   +1 more source

Power Balancing in Cascaded H-Bridge and Modular Multilevel Converters Under Unbalanced Operation: A Review

IEEE Access, 2021
Multilevel Voltage-Source Converters (VSC) based on modular structures are envisioned as a prominent alternative for grid and industry applications. Foremost among these are the Cascaded H-Bridge (CHB) and the Modular Multilevel Converter (MMC).
Iosu Marzo, Alain Sanchez-Ruiz, Jon Andoni Barrena, Gonzalo Abad, Ignacio Muguruza   +4 more
doaj   +1 more source

Hybrid Modular Multilevel Converter Design and Control for Variable Speed Pumped Hydro Storage Plants

IEEE Access, 2021
Hybrid modular multilevel converter control and design for pumped hydro storage plants is presented, addressing application-specific shortcoming of conventional back-to-back half-bridge modular multilevel converter: high common-mode-voltage machine ...
Miodrag Basic, Milan Utvic, Drazen Dujic
doaj   +1 more source

Digitally-implemented naturally sampled PWM suitable for multilevel converter control [PDF]

, 2003
For dynamic closed loop control of a multilevel converter with a low pulse number (ratio of switching frequency to synthesized fundamental), natural sampled pulse-width modulation (PWM) is the best form of modulation.
Walker, Geoffrey R.
core   +1 more source

The Improved Unified Power Quality Conditioner with the Modular Multilevel Converter for Power Quality Improvement

International Transactions on Electrical Energy Systems, 2022
Nowadays, researchers focus on the modular multilevel converter (MMC), due to its modularity structure, effective sharing of voltages among the submodule switches, and betterment in the quality of the voltage and current waveforms.
T. M. Thamizh Thentral, R. Palanisamy, S. Usha, Pradeep Vishnuram, Mohit Bajaj, Naveen Kumar Sharma, Baseem Khan, Salah Kamel   +7 more
doaj   +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

Application of Modular Multilevel Converter technology to HV power supplies of Neutral Beam injector [PDF]

, 2022
Evaluation of the possible application of Modular Multilevel Converter at the AGPS of NBI ...
Ratti, Daniele
core  

Research of control strategy of modular multilevel rectifier

Gong-kuang zidonghua, 2014
In view of problem that capacitor voltage balance control strategy of common modular multilevel converter has a large fluctuation of capacitance voltage, a composite capacitor voltage control strategy was proposed on the basis of analysis of mechanism of
LI Shuai, YU Shaojuan, SU Bonan, YANG Wei   +3 more
doaj   +1 more source