Results 11 to 20 of about 7,645,365 (300)

Risk-Based Probabilistic Voltage Stability Assessment in Uncertain Power System

open access: yesEnergies, 2017
The risk-based assessment is a new approach to the voltage stability assessment in power systems. Under several uncertainties, the security risk of static voltage stability with the consideration of wind power can be evaluated.
Weisi Deng   +3 more
doaj   +2 more sources

A novel Q-limit guided continuation power flow method for voltage stability analysis [PDF]

open access: yes, 2008
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Voltage security assessment is becoming a more and more important issue due to the fact that electrical power systems are more prone to voltage instability ...
Zhu, Pengcheng
core   +7 more sources

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   +6 more
core   +2 more sources

Online dynamic voltage stability assessment method of AC/DC power systems

open access: yesThe Journal of Engineering, 2018
The reactive power absorption of conventional line commutated converter–high-voltage direct current transmission systems challenges on the voltage stability of AC/DC power systems. Many online dynamic voltage stability assessment approaches have been put
Yongbo Wang   +5 more
doaj   +1 more source

Transient voltage stability assessment of renewable energy grid based on residual SDE-Net

open access: yesEnergy Reports, 2022
For the purpose of assessing the transient voltage stability of renewable energy grid more effectively and to measure the epistemic uncertainty of the evaluation results, a power system transient voltage stability assessment method based on residual ...
Yucheng Chen   +5 more
doaj   +1 more source

A HEM-Based Sensitivity Analysis Method for Fast Voltage Stability Assessment in Distribution Power Network

open access: yesIEEE Access, 2021
The increased penetration of distributed energy resource and power electronics-based loads cause rapid voltage fluctuations in distribution power networks, affecting secure operation of the grid and threatening high-quality power delivery to customers ...
Huimin Gao   +3 more
doaj   +1 more source

Technique and algorithms for induction electromotive loading node stability assessment of oil fields at three-phase unbalance voltage sag [PDF]

open access: yesОмский научный вестник, 2018
The main aim of the research is stability assessment of induction electromotive loading node at to three-phase unbalance voltage sag. The authors developed a technique and algorithms of loading node stability assessment on the basis of mathematical ...
F. A. Losev, V. V. Sushkov
doaj   +1 more source

The static voltage stability analysis of photovoltaic energy storage systems based on NPU algorithm

open access: yesFrontiers in Energy Research
Although the data-driven static voltage stability problems have been widely studied, most of the classical algorithms focus more on improving the accuracy of the system prediction, ignoring the error classification errors generated during the prediction ...
Chang Ye   +9 more
doaj   +1 more source

Voltage Stability Assessment Using Modal Analysis [PDF]

open access: yes, 2018
Voltage instability incidence has of recent been a major threat to the optimum operation of a modern power system due to continuous increase in load demand and insufficient reactive power to meet the demand.
Aborisade, David O., Adebayo, Isaiah G.
core   +1 more source

Voltage stability assessment using fast non-dominated sorting algorithm

open access: yesDyna, 2019
This paper presents a method to calculate multiple voltage stability limits (VSLs), voltage stability margins (VSMs), and voltage stability curves (VSCs).
John Edwin Candelo   +1 more
doaj   +1 more source

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