Results 41 to 50 of about 666,129 (188)

Hydraulic transients in hydropower plant impact on power system dynamic stability

open access: yesIEEE Power & Energy Society General Meeting, 2008
Futaleufu hydropower plant has 4 Francis turbines rated 118 MW and it is connected to the power system by 2times330 kV lines. Studies carried out in the past did not predict the instable operation of Futaleufu after a 330 kV line fault, when some ...
J. L. Agüero   +6 more
semanticscholar   +1 more source

Improvement of damping characteristics and index evaluation of a wind-PV-thermal-bundled power transmission system by combining PSS and SSSC

open access: yesArchives of Electrical Engineering, 2020
The grid integration of large-scale wind and solar energy affects the power flow of wind-PV-thermal-bundled power transmission systems and may introduce an unpredicted threat to the power system’s small signal stability.
Ping He   +4 more
doaj   +1 more source

Frequency regulation controller for multi‐area interconnected power system

open access: yesIET Generation, Transmission & Distribution
By increasing the number of electric vehicles (EVs) to achieve a less carbon environment, not only they consume power from the grid to be charged, but also do they deliver power to the grid, and this can play a significant role in load frequency control.
Sajjad Malek   +2 more
doaj   +1 more source

Gradient descent based dynamic optimization for VSG dominated microgrid

open access: yesThe Journal of Engineering
As the integration of distributed generation units into the power grid continues to grow, the system becomes increasingly vulnerable to power fluctuations and potential failures, which significantly challenge grid stability.
Yan Li   +5 more
doaj   +1 more source

Power system instability prediction from the solution pattern of differential Riccati equations

open access: yesThe Journal of Engineering
Power system stability characteristics are typically evaluated in terms of small‐ and large‐signal (transient) stability. Access to the time‐varying A‐matrix of a state‐space‐based power systems model during transient conditions can be utilized to apply ...
J. Khodaparast   +3 more
doaj   +1 more source

Fast Stability of New Power System Based on a PMU Gradient Dynamic Deviation Method

open access: yesShanghai Jiaotong Daxue xuebao
The high proportion of renewable energy and power electronic equipment is emerging as a significant trend and key characteristic of the power system development driven by the dual promotion of the energy transformation and scientific technological ...
YU Miao, HU Jingxuan, ZHANG Shouzhi, WEI Jingjing, SUN Jianqun, WU Yixiao
doaj   +1 more source

Comprehensive Dynamic Interaction Studies in Inverter-Penetrated Power Systems

open access: yesEnergies
In a renewable-energy-penetrated power system (RPPS), inverter-based resources (IBRs) pose serious challenges to power system stability due to their completely different dynamic characteristics compared with conventional generators; thus, it is necessary
Fujian Li, Jin Ma
doaj   +1 more source

Advanced parallel classifier model for dynamic stability diagnosis in power system

open access: yesAin Shams Engineering Journal, 2019
Data for dynamic stable state in power system are very large. This leads to making difficult for a single classifier to learn boundaries of classes. This paper proposes a procedure to build Advanced Parallel Classifier Model (APCM) for dynamic stability ...
N.N. Au   +3 more
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

Review on Power System Transient Stability Control Technologies Based on Wide-Area Measurement Information

open access: yes发电技术, 2018
Power system transient stability control based on response is one of the main applications of wide-area measurement system (WAMS). WAMS that can obtain real-time dynamic response data of the whole power grid, provides a strong technical support to the ...
Dan HUANG, Shuyong CHEN, Wei WANG
doaj   +1 more source

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