Results 11 to 20 of about 1,227,158 (294)

State-related electroencephalographic deviances in attention deficit hyperactivity disorder [PDF]

open access: yes, 2006
The dynamic security region (DSR) of bulk power system has been accepted more and more in recent years for providing plenty of security information and good prospect in online application.
Inez Buyck   +74 more
core   +3 more sources

Online coherency identification and stability condition for large interconnected power systems using an unsupervised data mining technique [PDF]

open access: yes, 2019
Identification of coherent generators and the determination of the stability system condition in large interconnected power system is one of the key steps to carry out different control system strategies to avoid a partial or complete blackout of a power
Barocio, Emilio   +3 more
core   +1 more source

Voltage Stability Analysis of Grid-Connected Wind Farms with FACTS: Static and Dynamic Analysis [PDF]

open access: yes, 2015
Recently, analysis of some major blackouts and failures of power system shows that voltage instability problem has been one of the main reasons of these disturbances and networks collapse.
Angeles-Camacho C.   +9 more
core   +2 more sources

Application of a Novel Stability Control System for Coordination of Power Flow Control Devices in the Future GB Transmission System [PDF]

open access: yes, 2014
With increasing large-scale renewable energy sources in the UK and the need for adequate transmission capacity to accommodate the upcoming renewable generations, more state-of-the-art power flow control devices such as embedded High Voltage DC (HVDC ...
Bradely, ME   +3 more
core   +1 more source

Model-based analysis for the thermal management of open-cathode proton exchange membrane fuel cell systems concerning efficiency and stability [PDF]

open access: yes, 2016
In this work we present a dynamic, control-oriented, concentrated parameter model of an open-cathode proton exchange membrane fuel cell system for the study of stability and efficiency improvement with respect to thermal management.
Costa Castelló, Ramon, Strahl, Stephan
core   +2 more sources

Stability analysis of sub‐synchronous oscillation in power system connected with virtual synchronous DFIGs

open access: yesIET Renewable Power Generation, 2021
Concerning sub‐synchronous oscillation in power system connected with virtual synchronous DFIGs, an oscillatory stability analysis method based on the dissipation rate of dynamic energy is proposed.
Jing Ma   +3 more
doaj   +1 more source

A virtual synchronous generator control method for remote island power system considering dynamic voltage stability

open access: yesEnergy Reports, 2023
Remote island power systems are difficult to install renewable energy sources (RES) because of the small system capacity and the large impact of intermittency of RES.
Ryo Miyara   +6 more
doaj   +1 more source

IMPROVING DYNAMIC STABILITY OF POWER SYSTEMS BY USING AVR, POWER SYSTEM STABILIZER

open access: yesINTERNATIONAL JOURNAL OF ELECTRICAL ENGINEERING & TECHNOLOGY , 2019
This paper introduced a sum method for controlling electrical power systems for multi-machines under dynamic loads by using artificial intelligence. This paper includes complete descriptions of the sum methods used to controlling dynamic power system stability through the method of recognizing pattern and proposition of suitable control systems for re ...
EL-SAIED OTHMAN   +2 more
openaire   +1 more source

Voltage Multistability and Pulse Emergency Control for Distribution System with Power Flow Reversal [PDF]

open access: yes, 2015
High levels of penetration of distributed generation and aggressive reactive power compensation may result in the reversal of power flows in future distribution grids.
Nguyen, Hung D., Turitsyn, Konstantin
core   +2 more sources

Stabilization of grid frequency through dynamic demand control [PDF]

open access: yes, 2007
Frequency stability in electricity networks is essential to the maintenance of supply quality and security. This paper investigates whether a degree of built-in frequency stability could be provided by incorporating dynamic demand control into certain ...
Freris, Leon L.   +2 more
core   +1 more source

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