Results 81 to 90 of about 10,715 (249)

Overvoltage propagation from transmission line into transformer winding [PDF]

open access: yes, 2015
The paper deals with very fast transient phenomena in a system consisting of two parts: a cable line and a transformer winding. In this case an adequate model should be considered as a circuit with distributed parameters.
Benešová, Zdeňka, Kotlan, Václav
core   +2 more sources

Application of T&D Circuit Segmentation for Improved Resilience—A Texas Case Study

open access: yesThe Journal of Engineering, Volume 2026, Issue 1, January/December 2026.
ABSTRACT Several lessons were learned from the post‐analysis of 2021 Winter Storm Uri's devastating impact on Texas's electricity grids. Among the lessons was the need for greater granularity and flexibility in how Texas electricity utilities shed load during emergencies, as directed by the local Independent System Operator (ISO), while protecting ...
Sarat Chandra Vegunta   +3 more
wiley   +1 more source

Behavioral models of digital IC ports from measured transient waveforms [PDF]

open access: yes, 2000
This paper addresses the behavioral modeling of output ports of digital integrated circuits via the identification of nonlinear parametric models.
Maio, Ivano Adolfo   +1 more
core   +1 more source

Determining the effect of bismuth oxide on the microstructure and electrical response of cold‐sintered ZnO varistors

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 1, January 2026.
Abstract Microstructure homogeneity and grain size reduction are needed to ensure the current uniformity and reliability required in metal oxide varistors for DC circuit breakers. Cold sintering (CS)–a low‐temperature digestive liquid and high‐pressure densification process–has previously shown reduced grain growth, but it is not clear how the lower ...
Kayla Y. Chuong   +5 more
wiley   +1 more source

Prediction Method of Closing Action Time of Vehicle Pneumatic Main Circuit Breaker Based on PCA and GBDT Algorithm

open access: yesWorld Electric Vehicle Journal
The switching action of the main circuit breaker of the train will produce switching overvoltage. In order to suppress the switching overvoltage, the phase selection control of the circuit breaker is required.
Ruoyu Li   +3 more
doaj   +1 more source

Program latihan industri di Kolej Universiti Teknologi Tun Hussein Onn : kajian terhadap perlaksanaan sistem penilaian [PDF]

open access: yes, 2004
Kajian yang dijalankan adalah bertajuk "Program Lalilian lndustri Di Kolej Universiti Teknologi Tun Hussein Onn : Kajian Terhadap Perlaksanaan Sistem Penilaian".
Mukhtar, Affidah Mardziah
core  

Fabrication of 3D Micron T‐Shaped SiC/Silicone Rubber Composites With Nonlinear Conductivity

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 48, December 20, 2025.
Three‐dimensional micron T‐shaped SiC/silicone rubber composite films with low filler loading were fabricated via a switching DC/AC electric field‐induced self‐assembly method, exhibiting nonlinear conduction and rapid surface charge dissipation. ABSTRACT Polymer‐based electronic packaging materials often suffer from surface charge accumulation and ...
Zhiming Shen   +8 more
wiley   +1 more source

Advanced partial discharge testing of 540V aeronautic motor fed by SiC inverter under altitude conditions [PDF]

open access: yes, 2017
The present paper reports non-electrically intrusive partial discharge investigations on an aeronautic motor fed by SiC inverter drive under variable environmental conditions.
Abadie, Cédric   +2 more
core   +1 more source

Advanced Electrode Materials for Efficient Hydrogen Production in Protonic Ceramic Electrolysis Cells

open access: yesAdvanced Materials, Volume 37, Issue 48, December 3, 2025.
Protonic ceramic electrolysis cells (PCECs) are a promising intermediate‐temperature hydrogen production technology, leveraging high proton conductivity in electrolytes yet constrained by insufficient catalytic activity and interfacial instability in fuel/air electrodes. This review systematically categorizes advanced electrode materials and critically
Zhipeng Liu   +6 more
wiley   +1 more source

Commutation failure caused by AC filter switching In HVDC system

open access: yesThe Journal of Engineering, 2019
Switching AC filter may cause harmonic impact, which may lead to commutation failure of HVDC system. Here, the commutation failure mechanism of HVDC system caused by AC filter switching is studied.
Meng Liu   +3 more
doaj   +1 more source

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