Results 71 to 80 of about 3,398 (227)

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

Time‐Domain Geoelectrical Modeling and Experimental Validation of Ground Potential Rise in Multilayer Soil Structures during Fault Events

open access: yesEnergy Science &Engineering, Volume 14, Issue 3, Page 1492-1504, March 2026.
This study develops a time‐domain geoelectrical model of ground potential rise (GPR) in multilayer soil that couples electromagnetic field theory with nonlinear fault arc resistance. Finite‐element simulations calibrated against scaled fault‐injection experiments reproduce measured GPR and step/touch voltages within 4.7% error, revealing that steady ...
Wulfran Fendzi Mbasso   +7 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

A compact two‐electrode field‐emission X‐ray source for soft X‐ray spectroscopy applications

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 2, Page 374-381, March 2026.
Here, a compact two‐electrode field‐emission X‐ray source employing a tungsten blade cathode was developed to deliver stable low‐background output optimized for soft X‐ray spectroscopy. The device's capability for high signal‐to‐noise element‐specific analysis was demonstrated through successful TiO2 emission spectroscopy at the SXFEL facility ...
Junlin Li   +4 more
wiley   +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  

Research on Opening Reignition Characteristics and Suppression Measures of 750 kV AC Filter Circuit Breakers

open access: yesEnergies
The operation of converter valves in converter stations often results in high reactive power consumption and harmonic generation, necessitating measures to maintain reactive power balance and ensure power quality. To achieve this, the filter bank circuit
Jianguo Zhang   +6 more
doaj   +1 more source

Circuit protection devices for transient suppression [PDF]

open access: yes
The Electromer Corporation has developed a series of transient voltage suppression components based on a patented, specially formulated PolyClamp (trademark) material.
Childers, Richard
core   +1 more source

Power quality and electromagnetic compatibility: special report, session 2 [PDF]

open access: yes, 2015
The scope of Session 2 (S2) has been defined as follows by the Session Advisory Group and the Technical Committee: Power Quality (PQ), with the more general concept of electromagnetic compatibility (EMC) and with some related safety problems in ...
Desmet, Jan   +2 more
core   +1 more source

Electronic equipment, systems, and techniques: A compilation [PDF]

open access: yes
Electronic circuits with specialized computer applications and control circuits are presented.

core   +1 more source

VCT-AOC Comprehensive Method to Suppress High-Frequency Resonance and Low-Frequency Oscillation in Railway Traction Power Supply System

open access: yesIEEE Access, 2019
Aiming at the high-frequency resonance (HFR) and low-frequency oscillation (LFO) phenomena in high-speed railways, a comprehensive suppression method named voltage constant transient active oscillation compensation (VCT-AOC) is proposed.
Xinyu Zhang   +3 more
doaj   +1 more source

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