Results 71 to 80 of about 667,624 (242)

Study of Power Frequency Overvoltage Suppression on UHV Transmission Line

open access: yesKongzhi Yu Xinxi Jishu, 2014
It mainly studied the improvement measures of overvoltage level for UHV transmission line from Jindongnan to Jingmen. It analyzed single-phase grounding load shedding overvoltage and fault-free load shedding overvoltage in the case of the single ...
HAN Mengmeng   +3 more
doaj  

Development of a SiPM Camera for a Schwarzschild-Couder Cherenkov Telescope for the Cherenkov Telescope Array

open access: yes, 2015
We present the development of a novel 11328 pixel silicon photomultiplier (SiPM) camera for use with a ground-based Cherenkov telescope with Schwarzschild-Couder optics as a possible medium-sized telescope for the Cherenkov Telescope Array (CTA).
Biteau, J.   +19 more
core  

Modeling and Control of a Multi‐Energy Microgrid With Wind LVRT and Battery Pre‐Synchronization Strategy

open access: yesEnergy Science &Engineering, Volume 14, Issue 1, Page 266-280, January 2026.
This study establishes a hybrid microgrid model integrating a Doubly Fed Induction Generator (DFIG), a photovoltaic (PV) array, and a battery energy storage system, and proposes a coordinated control framework. The DFIG regulates DC‐bus voltage through the grid‐side converter and performs maximum power tracking via the rotor‐side converter, while the ...
Chunyan Li   +4 more
wiley   +1 more source

Rate-dependent morphology of Li2O2 growth in Li-O2 batteries

open access: yes, 2013
Compact solid discharge products enable energy storage devices with high gravimetric and volumetric energy densities, but solid deposits on active surfaces can disturb charge transport and induce mechanical stress.
Bazant, M. Z.   +5 more
core   +1 more source

Effect of Secondary Fluorescence in Thin‐Film Thickness on Compositional Determination Using Electron Probe Microanalysis

open access: yesX-Ray Spectrometry, Volume 55, Issue 1, Page 184-189, January/February 2026.
ABSTRACT Unlike bulk analysis, thin film compositional analysis necessitates considering substrate effects, such as secondary fluorescence induced by x‐rays generated in the substrate and backscattered electrons. Several methods have been proposed to address these challenges.
Susumu Imashuku, Issei Narita
wiley   +1 more source

Overvoltage Crowbar Protection Based on Passive Power Supplied Control Unit

open access: yesPower Electronics and Drives
The increase in the involvement of renewable energy sources results in a high rate of semiconductor power converter applications. The power converters provide interconnections of DC microgrids with AC distribution lines.
Strossa Jan   +5 more
doaj   +1 more source

Coordinated optimization of control parameters for suppressing transient overvoltage in wind power DC transmission systems

open access: yesFrontiers in Energy Research
With the increasing proportion of new energy in power systems, the instability issues of novel power systems become more prominent. This paper addresses the transient overvoltage problem in wind power DC transmission systems by proposing a method for ...
Jie Zhao   +6 more
doaj   +1 more source

Rural Facility Electric Power Quality Enhancement [PDF]

open access: yes, 1991
Electric power disturbances are known to be more prevalent in small, isolated power systems than in larger interconnected grids which service most of the United States. This fact has given rise to a growing concern about the relative merits of different
Aspnes, J.D.   +3 more
core  

Increasing the RES Hosting Capacity of the Cyprus Distribution System Focusing on Export Limitation Schemes

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper presents a comprehensive review of existing solutions aimed at enhancing renewable energy sources (RES) hosting capacity in distribution networks, alongside a robust methodology for evaluating their effectiveness. Export limitation schemes tailored for residential prosumers are proposed, with optimal limits calculated for both single‐phase ...
Phivos Therapontos   +4 more
wiley   +1 more source

Aspects of ultra-high voltage half-wavelength power transmission technology

open access: yesGlobal Energy Interconnection, 2018
The necessity of large-scale and long-distance power transmission in future energy development is analyzed and some application scenarios of ultra-high voltage (UHV) half-wavelength transmission (HWLT) system are presented in the paper.
Yutian Liu   +3 more
doaj   +1 more source

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