Results 11 to 20 of about 83,839 (349)

Forced Oscillation Grid Vulnerability Analysis and Mitigation Using Inverter-Based Resources: Texas Grid Case Study

Energies, 2022
Forced oscillation events have become a challenging problem with the increasing penetration of renewable and other inverter-based resources (IBRs), especially when the forced oscillation frequency coincides with the dominant natural oscillation frequency.
Khaled Alshuaibi, Yi Zhao, Lin Zhu, Evangelos Farantatos, Deepak Ramasubramanian, Wenpeng Yu, Yilu Liu   +6 more
doaj   +1 more source

Research on Low-Frequency Oscillation Damping Control of Wind Storage System Based on Pareto and Improved Particle Swarm Algorithm

Applied Sciences, 2023
Aiming at the low-frequency oscillation problem of high-proportion wind power and energy storage connected to the power system, this paper establishes a system small signal model according to the matrix similarity theory, which lays a foundation for the ...
Yu Song, Shouyuan Wu
doaj   +1 more source

Influence of Active Power Output and Control Parameters of Full-Converter Wind Farms on Sub-Synchronous Oscillation Characteristics in Weak Grids

Energies, 2020
Active power outputs of a wind farm connected to a weak power grid greatly affect the stability of grid-connected voltage source converter (VSC) systems.
Yafeng Hao, Jun Liang, Kewen Wang, Guanglu Wu, Tibin Joseph, Ruijuan Sun   +5 more
doaj   +1 more source

Enhancement of the System Stability of DB-Controlled VSC Links Parallel Operated with a Weak Multi-Machine AC Power System

Energies, 2022
To allow the large-scale integration of renewable energy sources into the grid, VSC-HVDC is commonly utilized. However, with greater integration, several power system stability issues arise.
Liying Wang, Nesimi Ertugrul, Michael Negnevitsky   +2 more
doaj   +1 more source

International Law and State Socialization: Conceptual, Empirical, and Normative Challenges [PDF]

, 2005
This article reports the results from the implementation and testing of a Wide-Area Power Oscillation Damper (WAPOD) controlling a 180 Mvar TCR Static Var Compensator (SVC) installed in the Hasle substation of Norwegian 420 kV transmission grid.
Aarstrand, Vemund Halmo, de Oliveira, Marcio, Gjerde, Jan O., Leirbukt, Albert, Uhlén, Kjetil, Vanfretti, Luigi   +5 more
core   +3 more sources

Power oscillation damping capabilities of doubly fed wind generators [PDF]

, 2014
With the increased levels of wind power penetration into power systems, the influence of wind power on stability of power systems requires more investigation.
Anaya-Lara, Olimpo, Edrah, Mohamed, Elansari, Abdussalam, Lo, Kwok L.   +3 more
core   +1 more source

Design of Nonlinear Robust Damping Controller for Power Oscillations Suppressing Based on Backstepping-Fractional Order Sliding Mode

Energies, 2017
In this paper, a novel nonlinear robust damping controller is proposed to suppress power oscillation in interconnected power systems. The proposed power oscillation damping controller exhibits good nonlinearity and robustness.
Cheng Liu, Guowei Cai, Jiwei Gao, Deyou Yang   +3 more
doaj   +1 more source

A Surrogate Based Computationally Efficient Method to Coordinate Damping Controllers for Enhancement of Probabilistic Small-Signal Stability

IEEE Access, 2021
This paper proposes a computationally efficient method based on deep neural network and a meta-heuristic optimization algorithm known as bat algorithm to coordinate power oscillation damping controllers incorporated in renewable energy stations to ...
Samundra Gurung, Sumate Naetiladdanon, Anawach Sangswang   +2 more
doaj   +1 more source

Passive heaving of elliptical cylinders with active pitching – From cylinders towards flapping foils [PDF]

, 2016
This paper presents a study of the flow past elastically mounted cylinders with prescribed rotational oscillation about the cylinder centre, which are free to heave, or oscillate transverse to the flow. The configuration serves as an idealized model of a
Griffith, Martin, Leontini, Justin S., Lo Jacono, David, Sheridan, John   +3 more
core   +3 more sources

Damping inter‐area oscillation using reinforcement learning controlled TCSC

IET Generation, Transmission & Distribution, 2022
Inter‐area oscillation is a serious problem that threatens a power system. Appropriate damping control of the inter‐area oscillation would ensure the grid stability and maintain the tie‐line power transfer capability. In this paper, a novel reinforcement
Renke Huang, Wei Gao, Rui Fan, Qiuhua Huang   +3 more
doaj   +1 more source