Results 41 to 50 of about 26,119,006 (343)

Novel Modal Resonance Proximity Region between photovoltaic and multi‐machine subsystems under inertia and damping variations

open access: yesIET Smart Grid, 2023
A Modal Resonance Proximity Region (MRPR) is proposed is to analyse dynamic interactions between photovoltaic (PV) converters and synchronous generators in a multi‐machine system.
Xiaojun Li   +5 more
doaj   +1 more source

Transient stability sensitivity analysis of a simplified power system

open access: yes, 2007
There are many limits in power system operation however transient stability poses some of the most stringent limitations. Typical measures to assess transient stability, such as critical fault clearing time, provide some indication of whether or not a ...
H.M. Tan   +3 more
core   +1 more source

Comparative study of line voltage stability indices for voltage collapse forecasting in power transmission system [PDF]

open access: yes, 2015
At present, the evaluation of voltage stability assessment experiences sizeable anxiety in the safe operation of power systems. This is due to the complications of a strain power system.
H. H. Goh   +5 more
core   +2 more sources

Robustness Area Technique Developing Guidelines for Power System Restoration

open access: yesEnergies, 2017
This paper proposes a novel energy based technique called the Robustness Area (RA) technique that measures power system robustness levels, as a helper for planning Power System Restorations (PSRs).
Paulo Murinelli Pesoti   +4 more
doaj   +1 more source

Modern Power System Dynamics, Stability and Control

open access: yesEnergies, 2020
This Special Issue of Energies, “Modern Power System Dynamics, Stability and Control”, addresses the core problem of deploying novel aspects in the analysis of modern power systems as these are composed after the high penetration of distributed ...
Antonio T. Alexandridis
doaj   +1 more source

A Comprehensive Review on the Role of Artificial Intelligence in Power System Stability, Control, and Protection: Insights and Future Directions

open access: yesApplied Sciences
This review comprehensively examines the burgeoning field of intelligent techniques to enhance power systems’ stability, control, and protection. As global energy demands increase and renewable energy sources become more integrated, maintaining the ...
Ibrahim Alhamrouni   +7 more
semanticscholar   +1 more source

Conditions for Regional Frequency Stability in Power System Scheduling—Part I: Theory

open access: yesIEEE Transactions on Power Systems, 2021
This paper considers the phenomenon of distinct regional frequencies recently observed in some power systems. First, a reduced-order mathematical model describing this behaviour is developed.
Luis Badesa, Fei Teng, G. Strbac
semanticscholar   +1 more source

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

Unknown system dynamics estimator based control for sub‐synchronous oscillation of direct‐drive wind farms

open access: yesIET Control Theory & Applications
Aiming at the problem of sub‐synchronous oscillations induced by direct‐drive wind farms with series‐compensated lines, this paper proposes an unknown system dynamics estimation‐based PI controller to achieve sub‐synchronous oscillation suppression ...
Xinze Xi   +4 more
doaj   +1 more source

Dynamic Load Altering Attacks Against Power System Stability: Attack Models and Protection Schemes

open access: yesIEEE Transactions on Smart Grid, 2017
Dynamic load altering attacks (D-LAAs) are introduced as a new class of cyber-physical attacks against smart grid demand response programs. The fundamental characteristics of D-LAAs are explained.
Sajjad Amini   +2 more
semanticscholar   +1 more source

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