Results 21 to 30 of about 3,866 (297)

A Novel Submodule Voltage Balancing Scheme for Modular Multilevel Cascade Converter—Double-Star Chopper-Cells (MMCC-DSCC) Based STATCOM

IEEE Access, 2019
A novel capacitor voltage balancing scheme for modular multilevel cascade converter-double-star chopper-cells (MMCC-DSCC)-based STATCOM is proposed in this paper.
Yu Jin, Qian Xiao, Chaoyu Dong, Hongjie Jia, Yunfei Mu, Bing Xie, Yanchao Ji, Sanjay K. Chaudhary, Remus Teodorescu   +8 more
doaj   +1 more source

Improved Control of Capacitor Voltage Balancing in Modular Multilevel Converter Submodules

IEEE Access
An improved incremental capacitor voltage balancing control strategy is proposed to solve the problems of large switching frequency, high complexity of the bubble method sorting algorithm, and exceeding the limit of the capacitor voltage fluctuation rate
Yanling Lyu, Yuansong Zi, Xiaowei Li
doaj   +1 more source

Modified phase-shifted PWM control for flying capacitor multilevel converters

, 2007
The issue of voltage imbalance remains a challenge for the flying capacitor multilevel converter. The phase-shifted pulsewidth modulation (PS-PWM) method has a certain degree of self-balancing properties.
Chunmei Feng, Vassilios G. Agelidis, Liang, J., Agelidis, V.G., Jun Liang, Feng, C.   +5 more
core   +1 more source

Ripple Analysis and Capacitor Voltage Balancing of Five-Level Hybrid Clamped Inverter (5L-HC) for Medium-Voltage Applications

IEEE Access, 2019
The five-level hybrid clamped inverter (5L-HC) is a promising new topology for medium-voltage applications. However, to minimize the capacitors and ensure good performance of the converter, capacitor voltage ripples, as well as voltage balancing control,
Ze Wang, Chao Gao, Canfeng Chen, Jian Xiong, Kai Zhang   +4 more
doaj   +1 more source

A Voltage Balancing Control Strategy for Modular Multilevel Converter Based on Allowable Capacitance Voltage of Sub-modules

Zhongguo dianli, 2023
Aiming at the problems of high switching frequency, large switching loss and large amount of computation in traditional voltage balancing strategy for modular multilevel converter (MMC), an improved capacitor voltage balancing control strategy is ...
Binqiao ZHANG, Cheng LI, Zhenxing LI, Bowen XIAO, Chuang LIU, Fei WANG   +5 more
doaj   +1 more source

Generalized Structures for Switched-Capacitor Multilevel Inverter Topology for Energy Storage System Application

Applied Sciences, 2021
The apparent advantages of Multilevel Inverter (MLI) topologies in handling medium and high power with less loss in switching and lower harmonic distortion in an output voltage waveform makes it better than the conventional inverter.
Mu Anas, Adil Sarwar, Anzar Ahmad, Afroz Alam, Shafiq Ahmad, Mohamed Sharaf, Mazen Zaindin, Muhammad Firdausi   +7 more
doaj   +1 more source

A VSC transmission system using flying capacitor multilevel converters and selective harmonic elimination pWM control

, 2005
A transmission system based on voltage-source three-level flying capacitor (FC) multilevel converters with selective harmonic elimination pulse-width modulation (SHE-PWM) control is presented in this paper.
Lie Xu, Agelidis, V.G., V.G. Agelidis, Xu, L.   +3 more
core   +1 more source

VSC transmission system using flying capacitor multilevel converters and hybrid PWM control

, 2007
A high-voltage direct current (HVDC) transmission system based on three-level flying capacitor (FC) multilevel converters with hybrid pulse-width modulation (PWM) is presented in this paper.
Agelidis, V.G., Xu, L.
core   +1 more source

An Energy-Efficient, Dynamic Voltage Scaling Neural Stimulator for a Proprioceptive Prosthesis [PDF]

, 2012
This paper presents an energy-efficient neural stimulator capable of providing charge-balanced asymmetric pulses. Power consumption is reduced by implementing a fully-integrated DC-DC converter that uses a reconfigurable switched capacitor topology to ...
Ian Williams, Timothy G. Constandinou, Constandinou, TG, Williams, I   +3 more
core   +1 more source

Novel DC Capacitor Voltage Balancing Strategy of Modular Multilevel Converter based STATCOM for Reactive Power Compensation and Voltage Improvement

, 2023
In recent years, the integration of renewable energy sources and their unpredictable nature has posed significant challenges to power grid stability and voltage regulation.
Vadlamudi Naresh, et al.
core   +1 more source