Results 41 to 50 of about 3,140,596 (304)

Research for Inertia Response and Primary Frequency Regulation Ability of Wind Turbine

open access: yes南方能源建设, 2023
[Introduction] Large-scale connection of wind power to the power grid poses great challenges to the stability (especially frequency stability) of grid operation.In order to solve the problem of inadequate frequency regulation capability caused by large ...
Jiangtao GUO   +4 more
doaj   +1 more source

Monte-Carlo simulation of supercooled liquids using a self-consistent local temperature

open access: yes, 2006
We combine Creutz energy conservation with Kawasaki spin exchange to simulate the microcanonical dynamics of a system of interacting particles. Relaxation occurs via Glauber spin-flip activation using a self-consistent temperature.
Abragam   +25 more
core   +1 more source

Robustness of the Thirty Meter Telescope Primary Mirror Control System [PDF]

open access: yes, 2010
The primary mirror control system for the Thirty Meter Telescope (TMT) maintains the alignment of the 492 segments in the presence of both quasi-static (gravity and thermal) and dynamic disturbances due to unsteady wind loads.
MacMynowski, Douglas G.   +3 more
core   +1 more source

Enhancing Frequency Response Characteristics of Low Inertia Power Systems Using Battery Energy Storage

open access: yesIEEE Access
This paper investigates the use of a battery energy storage system (BESS) to enhance the frequency response characteristics of a low-inertia power system following a disturbance or active power mismatch.
AKM Kamrul Hasan   +2 more
doaj   +1 more source

Experiment and Dynamic Characteristics Simulation of Primary Frequency Regulation of a 660 MW Nuclear Power Unit

open access: yes发电技术, 2023
The operation mode of nuclear power units is very different from that of thermal power units, and the specific data on the response of relevant nuclear power units to grid frequency changes are relatively lacking at present.
TANG Ping
doaj   +1 more source

Energy harvesting from vibrations with a nonlinear oscillator [PDF]

open access: yes, 2009
In this paper we present a nonlinear electromagnetic energy harvesting device that has a broadly resonant response. The nonlinearity is generated by a particular arrangement of magnets in conjunction with an iron-cored stator.
Barton, Davi A W   +2 more
core   +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

Refined Modeling for Power Response Characteristic of Thermal Power Unit under Primary Frequency Control

open access: yesZhongguo dianli, 2021
Due to the strong-nonlinearity characteristics of the power response of thermal power units, it is difficult to represent the practical power characteristics precisely in terms of the typical linear model.
Kai SHENG   +3 more
doaj   +1 more source

Inertial and primary frequency response model of variable‐speed wind turbines

open access: yesThe Journal of Engineering, 2017
Increase of converter‐connected renewable power generation such as variable‐speed wind turbines (VSWTs) decreases the system inertia constant, which reduces the frequency stability of the power system. Thus, it will be necessary to include these renewables in the inertial response and primary frequency control (PFC) of future power systems.
Krpan, Matej, Kuzle, Igor
openaire   +3 more sources

The MedSupport Multilevel Intervention to Enhance Support for Pediatric Medication Adherence: Development and Feasibility Testing

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction We developed MedSupport, a multilevel medication adherence intervention designed to address root barriers to medication adherence. This study sought to explore the feasibility and acceptability of the MedSupport intervention strategies to support a future full‐scale randomized controlled trial.
Elizabeth G. Bouchard   +8 more
wiley   +1 more source

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