Results 71 to 80 of about 9,627 (228)

A STATIC AND DYNAMIC TECHNIQUE CONTINGENCY RANKING ANALYSIS IN VOLTAGE STABILITY ASSESSMENT [PDF]

open access: yes, 2013
The objective of the research is to compare between technique for determine the weak bus of the power system using static and dynamic contingency ranking analysis. Identification of the weak bus is very important for providing
Nizam , Muhammad
core  

Cost-effective applications of power factor correction for nonlinear loads [PDF]

open access: yes, 2005
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Zobaa, AF
core   +1 more source

Toward Self‐Sustained Soft Robotics: Triboelectric Nanogenerator–Dielectric Elastomer Actuator Hybrids

open access: yesEcoMat, Volume 8, Issue 4, April 2026.
Triboelectric nanogenerator–dielectric elastomer actuator hybrid systems establish a unified platform that directly couples mechanical energy harvesting with high‐voltage soft actuation, enabling self‐sustained operation without external power sources. This review provides a comprehensive overview of their working principles, hybrid configurations, and
Jiwon Jang   +8 more
wiley   +1 more source

Dead-time effect modeling for hybrid modular multilevel converter using twin mapping

open access: yesInternational Journal of Electrical Power & Energy Systems
Dead-time control is essential for modular multilevel converters (MMCs), but it negatively impacts MMC performance. To support the development of control strategies to mitigate the adverse effects of dead-time, electromagnetic transient (EMT) simulations
Moke Feng   +5 more
doaj   +1 more source

A filter design approach to maximize ampacity of cables in nonsinusoidal power systems [PDF]

open access: yes, 2015
This paper presents an optimal design of the C-type passive filters for the effective utilization of the power cables under nonsinusoidal conditions based on maximization of the harmonic derating factor (HDF) of a power cable, where maintaining the load ...
Abdel Aleem, SHE   +3 more
core   +1 more source

Functional Polymers for Ionic Thermoelectrics: Multiscale Design Strategies for Ion Dynamics, Mechanics, and Energy Harvesting

open access: yesAdvanced Materials, Volume 38, Issue 15, 12 March 2026.
This review highlights the impact of the polymers at the molecular‐, micro‐, and macro‐scale engineering. Particular emphasis is placed on their roles at different scales to provide an in‐depth understanding of performance improvement. In addition, current challenges and potential research approaches are discussed, outlining directions for the future ...
Sungryong Kim   +3 more
wiley   +1 more source

Power Transmission Limits Assessment on PCC of Grid-connected Wind Power Based on Nodal Electromagnetic Transient Thevenin Equivalence

open access: yesTaiyuan Ligong Daxue xuebao
Purposes Transmission power limit exists in point of common coupling (PCC) of grid-connected wind power, when the transmission power exceeds the limit, it may lead to voltage instability and broadband oscillation problems, threatening the safety and ...
GUO Xiaolong   +4 more
doaj   +1 more source

Evaluation of Lithium-Ion Battery Equivalent Circuit Models for State of Charge Estimation by an Experimental Approach

open access: yesEnergies, 2011
To improve the use of lithium-ion batteries in electric vehicle (EV) applications, evaluations and comparisons of different equivalent circuit models are presented in this paper.
Jinxin Fan, Hongwen He, Rui Xiong
doaj   +1 more source

Power Talk in DC Micro Grids: Constellation Design and Error Probability Performance

open access: yes, 2015
Power talk is a novel concept for communication among units in a Micro Grid (MG), where information is sent by using power electronics as modems and the common bus of the MG as a communication medium.
Angjelichinoski, Marko   +3 more
core   +1 more source

State of Charge Estimation of EV Secondary Battery Pack Using Hybrid Hedge Feedforward Feedback‐Based Gated Recurrent Unit to Extend Lifespan

open access: yesBattery Energy, Volume 5, Issue 2, March 2026.
SOC estimation is performed using a newly developed online HFF‐GRU method. Improves charge balancing among battery cells, leading to a substantial increase in the battery pack's lifespan. ABSTRACT Accurate estimation of state of charge (SoC) and maintaining balanced charge levels across secondary battery cells are crucial in battery management systems (
Md Ohirul Qays   +4 more
wiley   +1 more source

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