Results 31 to 40 of about 165,511 (300)

DC Soft Open Points for Resilient and Reconfigurable DC Distribution Networks

open access: yesEnergies, 2022
This paper introduces the concept, theory of operation and applications of soft open points for direct current networks (DCSOPs). The DCSOP is based on a bidirectional DC–DC converter actively controlled to behave like a normal conductor.
Husam A. Ramadan   +1 more
doaj   +1 more source

Intra-Day Dynamic Network Reconfiguration Based on Probability Analysis Considering the Deployment of Remote Control Switches

open access: yesIEEE Access, 2019
With the continuous development of renewable distributed generation (DG) in distribution network, the effective integration of DGs to make system operation safe and economic has become a major concern. Dynamic network reconfiguration, which relies on the
Zifa Liu   +4 more
doaj   +1 more source

Rapidly reconfigurable slow-light system based on off-resonant Raman absorption [PDF]

open access: yes, 2010
We present a slow-light system based on dual Raman absorption resonances in warm rubidium vapor. Each Raman absorption resonance is produced by a control beam in an off-resonant Λ system. This system combines all optical control of the Raman absorption
Camacho, Ryan M.   +2 more
core   +2 more sources

Crisis and reconfiguration: economic and political changes in the Brazilian accumulation regime in the XXI century

open access: yesRevue de la Régulation, 2023
The main objective of this work is to demonstrate that Brazil has experienced, since the end of 2016, a reconfiguration of the financial and extractive accumulation regime and a change in the ruling power bloc. Based on the Regulation Theory, an analysis
Marcelo Soares Bandeira de Mello Filho   +1 more
doaj   +1 more source

Change Sensor Topology When Needed: How to Efficiently Use System Resources in Control and Estimation Over Wireless Networks [PDF]

open access: yes, 2007
New control paradigms are needed for large networks of wireless sensors and actuators in order to efficiently utilize system resources. In this paper we consider when feedback control loops are formed locally to detect, monitor, and counteract ...
Johansson, Karl Henrik   +2 more
core   +3 more sources

Data-Driven Optimization Control for Dynamic Reconfiguration of Distribution Network

open access: yesEnergies, 2018
To improve the reliability and reduce power loss of distribution network, the dynamic reconfiguration is widely used. It is employed to find an optimal topology for each time interval while satisfying all the physical constraints. Dynamic reconfiguration
Dechang Yang   +5 more
doaj   +1 more source

Shift factor-based SCOPF topology control MIP formulations with substation configurations [PDF]

open access: yes, 2017
Topology control (TC) is an effective tool for managing congestion, contingency events, and overload control. The majority of TC research has focused on line and transformer switching. Substation reconfiguration is an additional TC action, which consists
Caramanis, Michael C.   +5 more
core   +1 more source

The first family of application-specific integrated circuits for programmable and reconfigurable metasurfaces

open access: yesScientific Reports, 2022
Reconfigurable metasurfaces are man-made surfaces, which consist of sub-wavelength periodic elements—meta-atoms—that can be reconfigured to manipulate incoming electromagnetic waves.
Loukas Petrou   +3 more
doaj   +1 more source

Multifunction MMIC For Miniaturized Solid State Switch Matrix [PDF]

open access: yes, 2003
This paper describes a new multifunction MMIC expressly designed for a reconfiguration matrix equipment.This MMIC has been developed using a standard PHEMT process and includes two switches,a totally switchable-off amplifier and a temperature ...
Cavanna, T.   +3 more
core   +1 more source

Simple Adaptive Control-Based Reconfiguration Design of Cabin Pressure Control System

open access: yesComplexity, 2021
The Cabin Pressure Control System (CPCS) is an essential part of the aviation environmental control system that ensures aircraft structure and flight crew safety. However, the CPCS usually has potential faults of sensors and actuators.
Zhao Zhang   +5 more
doaj   +1 more source

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