Results 21 to 30 of about 3,044,924 (291)

High efficiency smart voltage regulating module for green mobile computing [PDF]

, 2014
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.In this thesis a design for a smart high efficiency voltage regulating module capable of supplying the core of modern microprocessors incorporating dynamic ...
Tapou, Monaf Sabri
core   +7 more sources

New Stationary Frame Control Scheme for Three Phase PWM Rectifiers Under Unbalanced Voltage Dips Conditions [PDF]

, 2010
A new stationary frame control scheme for three-phase pulsewidth-modulation (PWM) rectifiers operating under unbalanced voltage dips conditions is proposed in this paper.
BOJOI, IUSTIN RADU, Bojoi, R., Limongi, L.R., L. R. LIMONGI, Roiu, Daniel, Tenconi, Alberto   +5 more
core   +1 more source

Zero-voltage turn-on waveform of the leading-leg.

, 2022
Zero-voltage turn-on waveform of the leading-leg.
Kai Zhou (125548), Chengxiang Yuan (6253400), Da Teng (3774298)   +2 more
core   +1 more source

IEC 61850-Based Centralized Protection against Single Line-To-Ground Faults in Ungrounded Distribution Systems

Energies, 2021
We developed an International Electrotechnical Commission (IEC) 61850-based centralized protection scheme to prevent single line-to-ground (SLG) faults in the feeders and busbars of ungrounded distribution systems.
Soon-Ryul Nam, Woong-Hie Ko, Sopheap Key, Sang-Hee Kang, Nam-Ho Lee   +4 more
doaj   +1 more source

Zero-voltage turn-on waveform of the lagging-leg.

, 2022
Zero-voltage turn-on waveform of the lagging-leg.
Kai Zhou (125548), Chengxiang Yuan (6253400), Da Teng (3774298)   +2 more
core   +1 more source

An individual sequencing control strategy for three-phase four-leg inverter under unbalanced loads

Energy Reports, 2023
Under the influence of the unbalanced load, the negative and zero sequence components in the output voltage of the three-phase four-leg voltage source inverter(TPFL-VSI) will cause asymmetry voltage.
Hanzhou Jiang, Huan Pan, Bin Shang
doaj   +1 more source

Analysis of two-phase operation characteristics of a flexible low-frequency transmission system

Zhejiang dianli, 2022
The two-phase operation mode of a flexible low-frequency transmission system is based on the M3C （modular multilevel matrix converter）. This paper establishes a complex sequence network for the low-frequency system to analyze the steady-state operation ...
LU Yi, HUA Wen, JIN Yuqi, DONG Wei, NI Xiaojun, ZOU Qiang, WU Xiaodan   +6 more
doaj   +1 more source

Power Control and Fault Ride-Through Capability Analysis of Cascaded Star-Connected SVG under Asymmetrical Voltage Conditions

Energies, 2019
The cascaded H-bridge static var generator (SVG) has been employed to provide reactive power and regulate grid voltages for many years because of its good modularity, easy scalability, and improved harmonic performance.
Muxuan Xiao, Feng Wang, Zhixing He, Honglin Ouyang, Renyifan Hao, Qianming Xu   +5 more
doaj   +1 more source

Optical fiber imaging for high speed plasma motion diagnostics: applied to low voltage circuit breakers [PDF]

, 2010
An integrated portable measurement system is described for the study of high speed and high temperature unsteady plasma flows such as those found in the vicinity of high current switching arcs.
Tribulato, G., Cross, K.J., A. Balestrero, J. W. McBride, G. Tribulato, K. J. Cross, L. Ghezzi, McBride, J.W., Balestrero, A., Ghezzi, L.   +9 more
core   +1 more source

Sequence-current control strategies for transformerless voltage-source converters in islanded grids of AC/DC distribution system under asymmetrical ground faults

International Journal of Electrical Power & Energy Systems
Islanded grids play a crucial role in AC/DC distribution systems. The adoption of transformerless voltage-source converters as the primary power source is an important development direction for AC/DC distribution systems.
Yuze Li, Peng Guo, Qianming Xu, Josep M. Guerrero, Yufei Yue   +4 more
doaj   +1 more source