Results 41 to 50 of about 7,435 (308)

Optimal sizing of C-type passive filters under non-sinusoidal conditions [PDF]

open access: yes, 2014
In the literature, much attention has been focused on power system harmonics. One of its important effects is degradation of the load power factor. In this article, a C-type filter is used for reducing harmonic distortion, improving system performance ...
Dugan R. C.   +4 more
core   +2 more sources

Voltage Support Provided by STATCOM in Unbalanced Power Systems

open access: yesEnergies, 2014
The presence of an unbalanced voltage at the point of common coupling (PCC) results in the appearance of a negative sequence current component that deteriorates the control performance.
Ana Rodríguez   +4 more
doaj   +1 more source

Optimal Integration of D-STATCOMs in Radial and Meshed Distribution Networks Using a MATLAB-GAMS Interface

open access: yesAlgorithms, 2023
This paper proposes an interconnection of the MATLAB and GAMS software interfaces, which were designed based on a master-slave methodology, to solve the mixed-integer nonlinear programming (MINLP) model problem associated with the problem regarding the ...
German Francisco Barreto-Parra   +2 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Design and Realization of Distribution Static Synchronous Compensator

open access: yesAdvances in Engineering Research, 2014
According to the engineering requirement of power distribution network reactive power compensation, the paper presents a software and hardware design method of the STATCOM based on DSP. In order to stabilize the PCC voltage around a prescribed value in the direct current control mode, the three-level converter of three phase bridge of the equipment in ...
Feng Chen, Linsuo Zeng
openaire   +2 more sources

Design and implementation of a modified fourier analysis harmonic current computation technique for power active filters using DSPs [PDF]

open access: yes, 2001
The design and implementation of a harmonic current computation technique based on a modified Fourier analysis, suitable for active power filters incorporating DSPs is presented.
Akagi   +25 more
core   +1 more source

Analysis of Pre- and during COVID-19 Mixed Load Models on Unbalanced Radial Distribution System Using a New Metaphor-Less Rao Optimization

open access: yesInternational Transactions on Electrical Energy Systems, 2023
An unbalanced electrical distribution system (DS) with radial construction and passive nature suffers from significant power loss. The unstable load demand and poor voltage profile resulted from insufficient reactive power in the DS.
Jitendra Singh Bhadoriya   +2 more
doaj   +1 more source

Perspectives in educating molecular pathologists on liquid biopsy: Toward integrative, equitable, and decentralized precision oncology

open access: yesMolecular Oncology, EarlyView.
Liquid biopsy enables minimally invasive, real‐time molecular profiling through analysis of circulating biomarkers in biological fluids. This Perspective highlights the importance of training pathologists through integrative educational programs, such as the European Masters in Molecular Pathology, to ensure effective and equitable implementation of ...
Marius Ilié   +13 more
wiley   +1 more source

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

Unstationnary control of a launcher using observer-based structures [PDF]

open access: yes, 2003
This paper deals with the design of a gain-scheduled controller for the attitude control of a launcher during atmospheric flight. The design is characterized by classical requirements such as phase/gain margins and flexible mode attenuations as well as
Alazard, Daniel   +2 more
core  

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