Results 31 to 40 of about 3,953 (304)

Effects of POD control on a DFIG wind turbine structural system [PDF]

open access: yes, 2020
This paper investigates the effects power oscillation damping (POD) controller could have on a wind turbine structural system. Most of the published work in this area has been done using relatively simple aerodynamic and structural models of a wind ...
Baloch, Shurooque   +6 more
core   +1 more source

Comparison between different control strategies of a Z-source inverter based dynamic voltage restorer [PDF]

open access: yes, 2013
In this paper, dynamic voltage restorer (DVR) compensation methods are compared to each other for the load side connected shunt converter topology of z-source inverter based DVR to choose the best method.
Haghighi, Amin Shabanpoor   +2 more
core   +2 more sources

Voltage Regulation Using Recurrent Wavelet Fuzzy Neural Network-Based Dynamic Voltage Restorer

open access: yesEnergies, 2020
Dynamic voltage restorers (DVRs) are one of the effective solutions to regulate the voltage of power systems and protect sensitive loads against voltage disturbances, such as voltage sags, voltage fluctuations, et cetera.
Cheng-I Chen   +3 more
doaj   +1 more source

Maiden Voltage Control Analysis of Hybrid Power System With Dynamic Voltage Restorer

open access: yesIEEE Access, 2021
This work is a maiden attempt towards the voltage stability enhancement of a hybrid power system (HPS) comprising of Parabolic Trough solar power (PSP), Dish-Stirling Solar Power (DSP) and diesel generator (DG).
Sudhanshu Ranjan   +5 more
doaj   +1 more source

Attenuation of Zero Sequence Voltage Using a Conventional Three-Wire Dynamic Voltage Restorer

open access: yesEnergies, 2021
Voltage sags/swells and harmonics are recurring problems in electric energy distribution systems. In order to solve these issues, several dynamic voltage restorer (DVR) topologies, such as the conventional three-wire DVR, have been proposed in the ...
Rafael Neto   +5 more
doaj   +1 more source

DESIGN OF DYNAMIC VOLTAGE RESTORER TO ENHANCE POWER QUALITY RELYING ON RENEWABLE SOURCE

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ, 2018
Power quality improvement of low voltage grid is a great challenge that confronts the sophisticated power applications, because their performance is highly sensitive to the quality of power supply.
Haider M. Umran
doaj   +1 more source

Voltage Quality Enhancement of Grid-Integrated PV System Using Battery-Based Dynamic Voltage Restorer

open access: yesEnergies, 2020
The advancement of power electronic-based sensitive loads drives the power utilities’ devotion to power quality issues. The voltage disturbance could be happening due to fault conditions, switching of loads, energizing of transformers, or integration of ...
Emiyamrew Minaye Molla, Cheng-Chien Kuo
doaj   +1 more source

Examination of square-wave modulated voltage dip restorer and its harmonics analysis [PDF]

open access: yes, 2014
Author name used in this publication: S. L. HoAuthor name used in this publication: K. W. E.
Cheng, KWE   +4 more
core   +1 more source

Dynamic Voltage Restorer (DVR) for Voltage Sag Mitigation

open access: yesInternational Journal on Electrical Engineering and Informatics, 2011
The Dynamic Voltage Restorer (DVR) is fast, flexible and efficient solution to voltage sag problem. The DVR is a power electronic based device that provides three-phase controllable voltage source, whose voltage vector (magnitude and angle) adds to the source voltage during sag event, to restore the load voltage to pre-sag conditions.
Mahmoud A. El-Gammal   +2 more
openaire   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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