Results 31 to 40 of about 26,199,217 (301)

Identification of dominant instability modes in power systems based on spatial‐temporal feature mining and TSOA optimization

open access: yesIET Generation, Transmission & Distribution
The recognition of the transient dominant instability mode is of great significance for rapidly and accurately formulating transient emergency decisions in power systems. In response to the challenge of accurately distinguishing between angle instability
Miao Yu   +5 more
doaj   +1 more source

Modelling and Simulation of Low-Head Hydro Turbine for Small Signal Stability Analysis in Power System [PDF]

open access: yesJournal of Renewable Energy and Environment, 2016
The hydro turbine dynamics have a considerable influence on the dynamic stability of power system. In the study of dynamic stability, the system is modeled by the linear differential equations (small  signal analysis).
Ghazanfar Shahgholian
doaj   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

Artificial neural network assisted robust droop control of autonomous microgrid

open access: yesIET Renewable Power Generation
Electric grid is vulnerable to power imbalance and inertia is the grid's response to overcome such disturbance. Augmentation of power electronic converter based renewable energy technologies like Photovoltaic Generators (PVG) and batteries in utility ...
Sidra Kanwal   +3 more
doaj   +1 more source

Dynamic VAR planning methodology to enhance transient voltage stability for failure recovery

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
In recent years, failure recovery after faults is concerned and discussed worldwide as an important and hot topic. Facing the challenge of heavy loads and ultra-high voltage transmission, it’s urgent to propose some solutions to enhance transient voltage
Di YANG   +4 more
doaj   +1 more source

Small-Signal Modeling and Interaction Analysis of LCC-HVDC Systems Based on Harmonic State Space Theory

open access: yesIEEE Access, 2022
High-voltage direct current (HVDC) technology based on Line Commutated Converter (LCC) is widely used in modern power systems due to its numerous benefits.
Kezheng Jiang   +4 more
doaj   +1 more source

Dynamic Stability Improvement of Multimachine Power Systems using ANFIS-based Power System Stabilizer

open access: yesTELKOMNIKA (Telecommunication Computing Electronics and Control), 2015
Modern power system are very vurnerable to against load fluctuation during their operation. Load fluctuation identified as small disturbance is important to test dynamic (small signal) stability. This research is focused on improvement of multimachine dynamic stability by using ANFIS-based power system stabilizer (proposed PSS).
Agung Budi Muljono   +2 more
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Small signal stability analysis of power systems with high penetration of wind power [PDF]

open access: yes, 2013
The integration of large amount of wind power into a power system imposes a new challenge for the secure and economic operation of the system. It is necessary to investigate the impacts of wind power generation on the dynamic behavior of the power system
Ledwich, Gerard   +3 more
core   +1 more source

Dynamic reactive power planning method for CSP-PV hybrid power generation system

open access: yesJournal of Measurement Science and Instrumentation, 2020
Aiming at the faults of some weak nodes in the concentrated solar power-photovoltaic(CSP-PV) hybrid power generation system, it is impossible to restore the transient voltage only relying on the reactive power regulation capability of the system itself ...
ZHANG Hong   +4 more
doaj  

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