Results 21 to 30 of about 768,956 (315)

Transient Stability Analysis of Grid-Connected Converter Driven by Imbalance Power under Non-Severe Remote Voltage Sag

open access: yesEnergies, 2021
In the transient process of the grid-connected converter (GCC), the existing research mainly focuses on the impact of the control loops. Little attention is paid to the transient stability issues driven by the imbalance between the input power and output
Xuli Quan   +3 more
doaj   +1 more source

EM-TSA: An ensemble machine learning-based transient stability assessment approach for operation of power systems

open access: yesMathematical Biosciences and Engineering, 2023
The transient stability of power systems plays the key role in their smooth operation, which is influenced by many working condition factors. To automatically evaluate transient stability status precisely for power systems remains a practical issue.
Jiuju Shen
doaj   +1 more source

Enhanced power system stability by coordinated PSS design [Correction] [PDF]

open access: yes, 2010
A step-by-step coordinated design procedure for PSSs and AVRs in a strongly-coupled system is described. It is shown that it is possible to separate the design of individual PSSs and to separate the design of individual AVRs.
Dysko, Adam   +3 more
core   +1 more source

Multi-task transient stability assessment of power system based on graph neural network with interpretable attribution analysis

open access: yesEnergy Reports, 2023
Transient power angle stability analysis and voltage stability analysis are the key basis of power system security and stability control. The diversified operation modes of power system put forward higher requirements for real-time and topology ...
Sili Gu   +5 more
doaj  

Transient Energy of an Individual Machine PART I: Stability Characterization

open access: yesIEEE Access, 2021
The individual-machine-equal-area-criterion method already shows potential in the transient stability assessment of multimachine systems. This two-paper series systematically analyzes the transient characteristics of the system trajectory from a genuine ...
Songyan Wang   +3 more
doaj   +1 more source

Transient stability analysis using potential energy indices for determining critical generator sets [PDF]

open access: yes, 2014
In this paper, we propose the enhancement of existing power system stability analysis techniques through the use of a proposed set of potential energy indices, applied for observing the separation of generators into critical sets during transient events.
Alamuti, MM, Saunders, CS, Taylor, GA
core   +1 more source

Transient Stability Assessment Using Deep Transfer Learning

open access: yesIEEE Access, 2023
This study proposes a deep transfer learning method using a deep convolutional neural network pre-trained with ImageNet for transient stability assessment.
Jongju Kim   +4 more
doaj   +1 more source

The stability of a rising droplet: an inertialess nonmodal growth mechanism [PDF]

open access: yes, 2015
Prior modal stability analysis (Kojima et al., Phys. Fluids, vol. 27, 1984) predicted that a rising or sedimenting droplet in a viscous fluid is stable in the presence of surface tension no matter how small, in contrast to experimental and numerical ...
Gallaire, Francois   +2 more
core   +2 more sources

Modal and nonmodal stability analysis of electrohydrodynamic flow with and without cross-flow [PDF]

open access: yes, 2015
We report the results of a complete modal and nonmodal linear stability analysis of the electrohydrodynamic flow (EHD) for the problem of electroconvection in the strong injection region.
Atten   +11 more
core   +2 more sources

Design and application of squeeze film dampers for turbomachinery stabilization [PDF]

open access: yes, 1975
The steady-state transient response of the squeeze film damper bearing was investigated. Both the steady-state and transient equations for the hydrodynamic bearing forces are derived; the steady-state equations were used to determine the damper ...
Allaire, P. E.   +2 more
core   +2 more sources

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