Results 41 to 50 of about 13,024 (250)

Dynamic aggregation method for wind farms for overvoltage protection and accuracy stability enhancement

open access: yesInternational Journal of Electrical Power & Energy Systems
Existing equivalent methods for permanent-magnet synchronous generator (PMSG) wind farms struggle to precisely simulate dynamic characteristics during overvoltage faults and protection triggering, thereby limiting their applicability in transient ...
Zongzheng Wang   +7 more
doaj   +1 more source

DEVELOPMENT OF AUTOMATION OF PROTECTION OF THE HOME ELECTRICITY OF POWER-PLANTS [PDF]

open access: yesBiomedicinskaâ Inženeriâ i Èlektronika, 2017
The main types and classification of safety fuses are considered. The advantages of a grid protection network against overload are highlighted. The methodology and the scheme of the home network protection automaton from overload are presented.
Novikova L.V.   +2 more
doaj   +1 more source

Impact of Electrolyte Temperature on Solution‐Combustion Synthesized NiO/Ni Nanoparticles as Oxygen Evolution Reaction Electrocatalyst

open access: yesChemistryOpen, EarlyView.
Electrolyte temperature significantly affects electrocatalyst performance in water splitting reactions. Catalysts synthesized by solution combustion synthesis were evaluated for oxygen evolution activity at different temperatures. Elevated temperatures reduced overpotential and increased current density, reflecting enhanced reaction kinetics and ...
Easwari Padma Kumari   +3 more
wiley   +1 more source

A novel lightning protection technique of wind turbine components

open access: yesThe Journal of Engineering, 2015
The lightning energy can be very harmful to wind turbine (WT) farm components; therefore an effective lightning protection technique is required. In this study, a novel technique for WT components protection is presented.
M.A. Abd-Allah, A. Said, Mahmoud N. Ali
doaj   +1 more source

Photosensor Characterization for the Cherenkov Telescope Array: Silicon Photomultiplier versus Multi-Anode Photomultiplier Tube

open access: yes, 2013
Photomultiplier tube technology has been the photodetector of choice for the technique of imaging atmospheric Cherenkov telescopes since its birth more than 50 years ago.
Bouvier, Aurelien   +12 more
core   +1 more source

Anomalous‐Energy Runaway Electrons Originating in Fast Ionisation Wave During Pulsed Gas Breakdown

open access: yesHigh Voltage, EarlyView.
ABSTRACT Anomalous‐energy runaway electrons (RAEs), whose energy exceeds the maximum potential difference across the discharge gap, are widely observed in various plasma phenomena. This study investigates the origination of anomalous‐energy RAEs in fast ionisation waves (FIWs) formed during pulsed gas breakdown.
Bangdou Huang   +4 more
wiley   +1 more source

Industrial Fieldbus Improvements in Power Distribution and Conducted Noise Immunity With No Extra Costs [PDF]

open access: yes, 2011
Industrial distributed control continues the move toward networks at all levels. At lower levels, control networks provide flexibility, reliability, and low cost, although perhaps the simplest but most important advantage is the reduced volume of ...
Barbancho Concejero, Antonio   +3 more
core   +1 more source

Correlated Transient Response of Buried Cables and Lightning Channel Radiation of Return Strokes of Five Rocket‐Triggered Lightning Strikes

open access: yesHigh Voltage, EarlyView.
ABSTRACT Data from five rocket‐triggered lightning flashes are adopted to analyse the correlated transient response of buried cables and lightning channel radiations. These five flashes have the same termination point that is right above the buried cables and involve a total of 32 return strokes.
Mi Zhou   +9 more
wiley   +1 more source

A Precise Electrical Disturbance Generator for Neural Network Training with Real Level Output [PDF]

open access: yes, 2007
Power Quality is defined as the study of the quality of electric power lines. The detection and classification of the different disturbances which cause power quality problems is a difficult task which requires a high level of engineering expertise ...
García Delgado, Antonio   +3 more
core   +1 more source

Surface Flashover in 50 Years: III. Extreme Environments and Industrial Challenges

open access: yesHigh Voltage, EarlyView.
ABSTRACT Modern high‐voltage electrical equipment operates in complex environments where surface conditions are subjected to multifaceted influences from electric fields, thermal gradients, contaminants, irradiation and other extreme environmental factors.
Zhen Li   +6 more
wiley   +1 more source

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