Results 21 to 30 of about 1,368,936 (256)

Distributed model predictive control of all‐dc offshore wind farm for short‐term frequency support

open access: yesIET Renewable Power Generation, 2023
From technical and economical viewpoints, an all‐dc offshore wind farm (OWF) with a high‐voltage direct‐current (HVDC) connection, which is also known as HVDC‐connected all‐dc OWF, is the future trend for offshore wind energy applications.
Zhihao Zhang   +3 more
doaj   +1 more source

A Fast Simulation Model with Wind Power Participating in Grid Frequency Support

open access: yesZhejiang dianli, 2022
The participation of wind power in grid frequency support is pivotal to maintaining the safe and stable operation of the grid. MATLAB, as common simulation software, can only build small-scale power system models containing wind power, and the simulation
PENG Yan   +5 more
doaj   +1 more source

Optimal generation mix for frequency response adequacy in future power system

open access: yesEnergy and Built Environment, 2021
Strict enforcement of government policies to integrate high generation share from renewable energy sources (RES) like wind and PV would create inevitable operational challenges for the utilities to deliver Frequency Response (FR) services.
Vivek Prakash   +2 more
doaj   +1 more source

Frequency selectivity of echo responses in the mouse primary auditory cortex [PDF]

open access: yesScientific Reports, 2018
AbstractIn the primary auditory cortex (A1), neuronal ensembles are activated relative to anticipated sound events following rhythmic stimulation, but whether the echo responses of the neurons are related to their frequency selectivity remains unknown. Therefore, we used in vivo two-photon Ca2+ imaging to record the neuronal activities in the mouse A1 ...
Meng Wang   +6 more
openaire   +2 more sources

Comparison of the dynamic response of wind turbine primary frequency controllers [PDF]

open access: yes2017 IEEE Power & Energy Society General Meeting, 2017
This paper presents a comparison of a variety of control strategies for the primary frequency control of wind power plants. These strategies include inertial as well as pitch angle regulators. The inertial control is sensitive to both the frequency variation through a standard droop control, and the rate of change of frequency.
João José Cerqueira   +4 more
openaire   +1 more source

Autonomous Demand Response for Primary Frequency Regulation [PDF]

open access: yes, 2012
The research documented within this report examines the use of autonomous demand response to provide primary frequency response in an interconnected power grid. The work builds on previous studies in several key areas: it uses a large realistic model (i.e., the interconnection of the western United States and Canada); it establishes a set of metrics ...
Donnelly, Matt   +3 more
openaire   +2 more sources

Research and Realization of Wind Farm Inertia Response and Primary Frequency Regulation Scheme

open access: yesKongzhi Yu Xinxi Jishu, 2022
With the substantial increase of the installed capacity of wind power, it has brought great challenges to grid stability and safety. In order to improve the grid stability and the anti-interference ability of grid frequency, wind farms urgently need to ...
GUO Yanyifu   +4 more
doaj   +3 more sources

Research on Robust Day-Ahead Dispatch Considering Primary Frequency Response of Wind Turbine

open access: yesApplied Sciences, 2019
With the large-scale integration of renewable energy sources (e.g., wind power), the system inertial response and primary frequency regulation are affected.
Rong Sun   +6 more
doaj   +1 more source

An extended modeling of frequency security constraints for unit commitment model

open access: yesEnergy Reports, 2023
Under the background of high proportion of renewable energy, the frequency security of the power system is facing challenges, which makes it necessary to consider and respond in the optimal dispatching. In this paper, the frequency security constraint is
Yao Wang   +5 more
doaj   +1 more source

Cyberattacks on Primary Frequency Response Mechanisms in Power Grids

open access: yesComputer, 2018
Primary frequency response (PFR) is an important mechanism for making power grids resilient to faults that could lead to outages. We present the first study of cyberattacks that could cause power outages by infiltrating operational technology networks in generation control systems to inhibit the PFR.
Varun Badrinath Krishna   +4 more
openaire   +1 more source

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