Results 21 to 30 of about 3,138,475 (290)

Lyapunov-based Transient Stability Analysis

open access: yes2022 IEEE 61st Conference on Decision and Control (CDC), 2022
The paper presents an analytical control solution to the problem of transient stabilization of lossy multi-machine power systems. Firstly, a new form of control Lyapunov function candidates with a flexible potential-energy-like term is proposed. This is achieved mainly by introducing an auxiliary state that contributes to the derivation of a cross-term.
Jianli Gao   +2 more
openaire   +2 more sources

The impact of wind generators on a Powe system's transient stability [PDF]

open access: yes, 2009
This thesis discusses the investigations carried out on the different types of wind generators and how these would affect the transient stability of a hypothetical power network as presented in this report.
Khomari, Moloantoa
core   +1 more source

Power System Transient Stability Boundary Analysis From the Perspective of Data

open access: yes发电技术, 2020
With the introduction of the ubiquitous power Internet of Things, power system analysis based on data mining will play an increasingly important role in the construction of the energy internet.
Gaoshang ZHAO   +6 more
doaj   +1 more source

An Integrated Assessment Method for Power System Transient Stability Based on CBAM-ConvGRU [PDF]

open access: yesDianli jianshe
[Objective] To improve the effectiveness of transient stability assessment in power systems and address evaluation performance degradation under class-imbalance conditions,this paper proposes an integrated multi-task transient stability assessment method
XU Yanchun, SUN Sihan, ZHANG Jingyu, TANG Xinlin, ZHANG Tao, XI Lei, WANG Lingyun, MI Lu
doaj   +1 more source

Applying series braking resistors to improve the stability of low inertia synchronous generators [PDF]

open access: yes, 2007
Widely held concerns over the environmental impact of emissions from large fossil fuelled generating plants are serving to promote the connection of renewable or sustainable generation onto distribution networks.
Bright, C.G.   +4 more
core   +4 more sources

A study of the transient synchronization stability of PLL-GFC-based MMC-HVDC systems

open access: yesZhejiang dianli, 2023
Phase-locked loop-based grid-forming converters (PLL-GFCs) can regulate frequency and voltage. However, the transient synchronization stability after their connection to the high-voltage AC power grid is unclear.
HUA Wen   +5 more
doaj   +1 more source

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

Stability studies of Sasol Synfuels Transmission and Distribution network under fault conditions and N-1 supply contingency [PDF]

open access: yes, 2011
Includes abstract.Includes bibliographical references (leaves 129-130).The aim of the work is to perform a transient stability analysis of the Sasol Synfuels Transmission and Distribution network when the power system is subjected to fault conditions and
O'Donoghue, Patrick
core   +1 more source

An Optimization-Based Method for Transient Stability Assessment

open access: yes2023 62nd IEEE Conference on Decision and Control (CDC), 2023
The paper proposes an optimization-based method for the transient stability assessment of lossy multi-machine power systems. To achieve this objective, a global control Lyapunov function candidate including an auxiliary state is introduced. On this basis, a new excitation control law is proposed. This control law is well-defined provided that an ‘index’
Jianli Gao   +2 more
openaire   +3 more sources

Impact of Active Distribution Networks on Transient Stability

open access: yes2022 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT-Europe), 2022
The increasing penetration of distributed energy resources (DERs) has turned passive distribution networks into active, in turn affecting the dynamic behavior of the system. It is essential to investigate to what extent transmission system dynamics are affected by these changes. This paper aims at identifying the impact of active distribution networks (
Ifigeneia S. Lamprianidou   +3 more
openaire   +4 more sources

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