Results 21 to 30 of about 136,891 (188)

Using Group Predictive Voltage and Frequency Regulators of Distributed Generation Plants in Cyber-Physical Power Supply Systems

open access: yesEnergies, 2022
The widespread use of distributed generation (DG) plants in cyber-physical power supply systems (CPPSS) requires solving the complex problem of setting their regulators.
Yuri Bulatov   +2 more
doaj   +1 more source

A voltage-source inverter for microgrid applications with an inner current control loop and an outer voltage control loop [PDF]

open access: yes, 2009
Distributed generation (DG) units are commonly inter-faced to the grid by using voltage-source inverters (VSI’s). Extension of the control of these inverters allows to improve the power quality if the main power grid is disturbed or disconnected. In this
De Belie, Frederik   +4 more
core   +1 more source

Robust AVR design for the synchronous generator

open access: yesThe Journal of Engineering, 2019
Conventional automatic voltage regulator (AVR) schemes use thyristor-based rectifiers in which the generator field voltage is varied by changing the thyristor's firing angle.
Lamyaa Y. Ghamri   +5 more
doaj   +1 more source

Low-Voltage LDO Regulator Based on Native MOS Transistor with Improved PSR and Fast Response

open access: yesEnergies, 2023
In this paper, a low-voltage low-dropout analog regulator (ALDO) based on a native n-channel MOS transistor is proposed. Application of the native transistor with the threshold voltage close to zero allows elimination of the charge pump in low-voltage ...
Grzegorz Blakiewicz
doaj   +1 more source

Digital Current-Control Schemes [PDF]

open access: yes, 2009
The paper is about comparing the performance of digital signal processor-based current controllers for three-phase active power filters. The wide use of nonlinear loads, such as front-end rectifiers connected to the power distribution systems for dc ...
Bojoi, Iustin Radu   +3 more
core   +1 more source

Time-Ratio Control of Chopper-Type AC Voltage Regulators

open access: yesJournal of King Saud University: Engineering Sciences, 1991
This paper discusses an improved technique and a completed design of a microprocessor-based AC voltage regulator circuit. The proposed regulator is working in the chopping mode and hence presents improvements in its performance characterized by:a ...
K.E. Ad’doweesh   +2 more
doaj   +1 more source

Distributed Reactive Power Regulation Considering Load Voltage and Power Loss

open access: yesIEEE Access, 2020
In this study, optimal reactive power regulation in distribution networks is achieved through the use of distributed reactive power regulators that can 1) perceive their own voltage magnitude and the P/Q flows in the connected branches, 2) communicate ...
Lingshu Zhong   +4 more
doaj   +1 more source

A Novel Switching Methodology for Low Voltage Static Regulators

open access: yesIEEE Access, 2022
This paper presents a new switching methodology for low voltage static regulators. The switching method proposed in this paper differs from those found in the literature due to it not needing a measurement of the current signal in the transformer tap ...
Rodrigo Nobis Da Costa Lima   +1 more
doaj   +1 more source

Rapid and long-term gamma-radiation annealing in low-dropout voltage regulators [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
Samples of four types of low-dropout voltage regulators, with both serial pnp and npn transistors, were examined in room-temperature isothermal gamma radiation annealing.
Vukić Vladimir Đ.
doaj   +1 more source

Efficient LDO-Assisted DC/DC buck converter for integrated power management system [PDF]

open access: yes, 2016
DC-DC Switching Converters; Voltage Linear Regulators; Linear-Assisted DC-DC Voltage Regulators.Postprint (published ...
Martínez García, Herminio
core  

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