Results 91 to 100 of about 4,971,096 (353)

Current limiting algorithms and transient stability analysis of grid-forming VSCs

open access: yes, 2020
This paper consists first in comparing the well-known virtual impedance and current saturation algorithms in case of a three-phase short circuit. During the fault, the virtual impedance has an indirect action on the AC current since it depends mainly on ...
T. Qoria   +4 more
semanticscholar   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Impacts of Integration of Wind Farms on Power System Transient Stability

open access: yesApplied Sciences, 2018
To compensate for the ever-growing energy gap, renewable resources have undergone fast expansions worldwide in recent years, but they also result in some challenges for power system operation such as the static security and transient stability issues. In
Shiwei Xia   +4 more
doaj   +1 more source

Impacts of different wind power generators on power system small signal and transient stability

open access: yes, 2013
With the ever-increasing penetration level of wind power, the impacts of wind power on the power system are becoming more and more significant. Hence, it is necessary to systematically examine its impacts on the small signal stability and transient ...
Li, Sicen   +4 more
core   +1 more source

Feedback Control Strategy for Transient Stability Application

open access: yes, 2022
Power systems are subjected to a wide range of disturbances during daily operations. Severe disturbances, such as a loss of a large generator, a three-phase bolted fault on a generator bus, or a loss of a transmission line, can lead to the loss of ...
Daniel Trudnowski   +2 more
core   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Transient stability analysis of wind-thermal bundled system based on virtual inertia control

open access: yesThe Journal of Engineering, 2019
In this study, the transient stability characteristics of the wind-thermal bundled system is discussed when the wind turbine adopts the additional control of virtual inertia.
Yao Shujun   +4 more
doaj   +1 more source

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

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  

Buffer scheme with battery energy storage capability for enhancement of network transient stability and load ride-through

open access: yes, 2008
This paper examines a buffer scheme to mitigate the negative impacts of power-conditioned loads on network voltage and transient stabilities. The scheme is based on the use of battery energy-storage systems in the buffers. The storage systems ensure that
Wang, X.Y.   +2 more
core   +1 more source

A Unified Online Deep Learning Prediction Model for Small Signal and Transient Stability

open access: yesIEEE Transactions on Power Systems, 2020
This paper proposes a novel unified prediction approach for both small-signal and transient rotor angle stability as opposed to other studies that have only addressed transient rotor angle stability. Deep learning techniques are employed in this paper to
Syafiq Kamarul Azman   +3 more
semanticscholar   +1 more source

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