Results 31 to 40 of about 184,425 (304)

Power-Based Droop Control in DC Microgrids Enabling Seamless Disconnection From Upstream Grids [PDF]

open access: yes, 1997
This paper proposes a local power-based droop controller for distributed energy resource converters in dc microgrids that are connected to upstream grids by grid-interface converters.
Atherton, C.   +23 more
core   +1 more source

Plug and Play DC-DC Converters for Smart DC Nanogrids with Advanced Control Ancillary Services [PDF]

open access: yes, 2018
This paper gives a general view of the control possibilities for dc-dc converters in dc nanogrids. A widely adopted control method is the droop control, which is able to achieve proportional load sharing among multiple sources and to stabilize the ...
Caldognetto, Tommaso   +4 more
core   +1 more source

qZS Inverter as Synchronverter in Small-Scale Micro-Grid

open access: yesElektronika ir Elektrotechnika, 2018
Focus is on the case study of a synchronveter model use in the qZS inverter working in an islanding operation mode. Main tasks and control principles of a sychronverter in the microgrid are explained. Theoretical assumptions are tested and verified with
Janis Zakis   +4 more
doaj   +1 more source

System-Level Design for Reliability and Maintenance Scheduling in Modern Power Electronic-Based Power Systems

open access: yesIEEE Open Access Journal of Power and Energy, 2020
Power electronic converters will serve as the fundamental components of modern power systems. However, they may suffer from poorer reliability if not properly designed, consequently affecting the overall performance of power systems.
Saeed Peyghami   +3 more
doaj   +1 more source

Power Converters Dominated Power Systems

open access: yes, 2020
The transition to a low-carbon society is the driving force pushing the traditional power system to increase the volume of non-synchronous technologies which mainly use power electronic converters (PEC) as an interface to the power network. Today, PEC is found in many applications ranging from generation, transmission, storage, and even active loads ...
Gonzalez-Longatt, Francisco   +3 more
openaire   +2 more sources

Formulations, Solving Algorithms, Existing Problems and Future Challenges of Pre-Programmed PWM Techniques for High-Power AFE Converters: A Comprehensive Review

open access: yesEnergies, 2022
Considering the development of the hybrid wind and solar photovoltaic generation and smart grid, Active Front-End (AFE) converters for high-power applications are facing significant opportunities and challenges related to power quality and efficiency ...
Tao Jing   +4 more
doaj   +1 more source

Investigation of FACTS devices to improve power quality in distribution networks [PDF]

open access: yes, 2011
Flexible AC transmission system (FACTS) technologies are power electronic solutions that improve power transmission through enhanced power transfer volume and stability, and resolve quality and reliability issues in distribution networks carrying ...
Rehman Shaikh, Muhammad Asim   +1 more
core   +1 more source

Effect of the Heat Dissipation System on Hard-Switching GaN-Based Power Converters for Energy Conversion

open access: yesEnergies, 2021
The design of a cooling system is critical in power converters based on wide-bandgap (WBG) semiconductors. The use of gallium nitride enhancement-mode high-electron-mobility transistors (GaN e-HEMTs) is particularly challenging due to their small size ...
David Lumbreras   +5 more
doaj   +1 more source

Per-Core DVFS with Switched-Capacitor Converters for Energy Efficiency in Manycore Processors [PDF]

open access: yes, 2015
Integrating multiple power converters on-chip improves energy efficiency of manycore architectures. Switched-capacitor (SC) dc-dc converters are compatible with conventional CMOS processes, but traditional implementations suffer from limited conversion ...
Alon, E   +6 more
core   +1 more source

Linear-assisted DC/DC converters with modified current-mode control applied to photovoltaic solar systems [PDF]

open access: yes, 2014
This article shows the proposal of a current-mode one-cycle control for linear-assisted DC/DC converters. Linearassisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in the design of power supply systems ...
Martínez García, Herminio
core   +1 more source

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