Results 41 to 50 of about 3,412 (219)

Research on Protection Scheme of DC Microgrid Integrated with Fault Current Limiting Control Technology

open access: yes南方能源建设, 2023
[Introduction] With the development of new loads, such as distributed power sources and electric vehicles, DC(Direct Current) microgrids have the advantages of fewer commutation links and lower system losses than AC(Alternating Current) microgrids, and ...
Zhixuan LAO   +6 more
doaj   +1 more source

Disturbance‐Resilient Voltage/Power‐Quality Management for Islanded Inverters Using Self‐Tuning Type‐3 Fuzzy Controller

open access: yesEnergy Science &Engineering, Volume 14, Issue 6, Page 2816-2838, June 2026.
An adaptive fuzzy controller using an interval type‐3 fuzzy logic system replaces the SMC switching term to mitigate chattering while preserving global stability for islanded inverters. Simulations show lower THD, greater robustness to disturbances and parameter variations, and improved voltage‐tracking accuracy, with applicability to other uncertain ...
Man‐Wen Tian   +7 more
wiley   +1 more source

Optimizing the roles of unit and non-unit protection methods within DC microgrids

open access: yes, 2012
The characteristic behavior of physically compact, multiterminal dc networks under electrical fault conditions can produce demanding protection requirements.
Burt, Graeme   +4 more
core   +1 more source

Adaptive real-time protection scheme for distribution networks with high penetration levels of renewable energy resources

open access: yesAin Shams Engineering Journal, 2023
The increasing demands of electrical power have imposed a necessity to integrate renewable energy power sources (REPS) into electrical power networks. The presence of REPS within electrical distribution networks mandated an update in the settings of the ...
Fady Wadie   +2 more
doaj   +1 more source

Real‐Time Data‐Driven Fault Diagnosis of Photovoltaic Arrays Using an Edge‐Server Machine‐Learning Framework

open access: yesEnergy Science &Engineering, Volume 14, Issue 6, Page 2961-2982, June 2026.
A real‐time, data‐driven framework detects and classifies photovoltaic array faults using edge sensing and server‐side machine learning. Ensemble tree models achieve near‐perfect accuracy with low latency, enabling practical, low‐cost deployment for reliable PV monitoring and intelligent maintenance.
Premkumar Manoharan   +4 more
wiley   +1 more source

A Fully Soft Sensing Suit With Optimal Sensor Placement for Real‐Time Motion Tracking

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 4, April 2026.
A fully soft, skin‐conformable sensing suit integrating stretchable sensors, liquid metal wiring, and soft electrodes was developed using direct ink writing, with sensor placement optimized through an automated algorithmic pipeline. This system enables accurate and unobtrusive real‐time motion tracking, providing a scalable, material‐based solution to ...
Jinhyeok Oh, Joonbum Bae
wiley   +1 more source

Study of overcurrent protection for modular multilevel converter

open access: yes, 2014
In this paper, protection of modular multilevel converter with half-bridge cells against overcurrent faults, which cannot be cleared by the converter, is investigated.
Senturk, O.   +17 more
core   +1 more source

Mechanism and Control Analysis of Synchronous Frequency Resonance in Distributed Power Generation System Connected to Grid

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 2263-2276, April 2026.
Small‐signal modeling reveals that insufficient system damping positions conjugate poles near the imaginary axis, fundamentally explaining the SFR mechanism. A virtual resistance control is consequently proposed to damp the resonance and effectively suppress SFR, which is validated through Hardware‐in‐the‐Loop experiments.
Yujie Gu   +3 more
wiley   +1 more source

Optimal Coordination Of Distance And Directional Overcurrent Relays Using GA [PDF]

open access: yesمجله مدل سازی در مهندسی, 2017
Proper coordination between distance relays and overcurrent in the power system is one of the most important issues for security and stability of system.
زهرا مروج   +2 more
doaj   +1 more source

Post‐Consumer Mechanical Recycling of Thermally Degraded Glass‐Fiber Reinforced Polyamide 6,6 for Electrical Applications

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 4, April 2026.
Post‐consumer mechanical recycling of PA66–GF composite with brominated flame‐retardant is assessed using accelerated thermal ageing to reproduce long‐term thermo‐oxidative degradation typical of electrical devices. Property retention is quantified across virgin, aged, recycled, and diluted recycled states through mechanical testing, microscopy, DSC ...
Alessandro Salvi   +4 more
wiley   +1 more source

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