Results 51 to 60 of about 1,009,889 (297)

Energy efficiency in discrete-manufacturing systems: insights, trends, and control strategies [PDF]

open access: yes, 2019
Since the depletion of fossil energy sources, rising energy prices, and governmental regulation restrictions, the current manufacturing industry is shifting towards more efficient and sustainable systems.
Diaz Castañeda, Jenny Lorena   +1 more
core   +2 more sources

Functional and Structural Evidence of Neurofluid Circuit Aberrations in Huntington Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Disrupted neurofluid regulation may contribute to neurodegeneration in Huntington disease (HD). Because neurofluid pathways influence waste clearance, inflammation, and the distribution of central nervous system (CNS)–delivered therapeutics, understanding their dysfunction is increasingly important as targeted treatments emerge.
Kilian Hett   +8 more
wiley   +1 more source

Estimation of the Region of Attraction of Polynomial Swing Equation Using Sum of Squares Theory

open access: yesEnergies
Estimation of the region of attraction of the power system using sum of squares (SOS) programming theory is investigated in this paper. Firstly, the Taylor expansion formula is applied to explore the inherent polynomial structure of the swing equation ...
Jing Li   +3 more
doaj   +1 more source

Weakest Bus Identification Based on Modal Analysis and Singular Value Decomposition Techniques. [PDF]

open access: yes, 2010
yesVoltage instability problems in power system is an important issue that should be taken into consideration during the planning and operation stages of modern power system networks.
Abd-Alhameed, Raed A.   +3 more
core  

Vectorial formalism for analysis and design of polyphase synchronous machines [PDF]

open access: yes, 2003
A vectorial formalism for analysis and design of polyphase synchronous machines without reluctance and saturation effects is described. We prove the equivalence of such a machine with a set of magnetically independent machines, which are electrically and
BOUSCAYROL, Alain   +2 more
core   +5 more sources

Longitudinal Assessment of Biomarkers in ALS: Discriminative Biomarkers for Disease Progression and Survival

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the association and discriminative performance of serum biomarkers with clinical disease progression and survival in patients with amyotrophic lateral sclerosis (ALS). Methods This retrospective study, conducted at Houston Methodist Hospital, Houston, TX, used longitudinal serum samples collected between January 2018 and ...
David R. Beers   +7 more
wiley   +1 more source

Research on robust adaptive control of strong nonlinear complex large power grids.

open access: yesPLoS ONE
In this paper, a Multi-Index Nonlinear Robust Adaptive Control (MINRAC) method was proposed for ultra-complex multi-input multi-output power systems with uncertain parameter factors and external disturbances.
Xiaoping Huang   +4 more
doaj   +1 more source

Studi Stabilitas Pemasangan PSS dengan Memanfaatkan Sinyal Global Berbasis PSO pada Sistem Tenaga Multimesin

open access: yesJurnal Nasional Teknik Elektro, 2016
This paper presents stability a study on multi-machine power system is equipped with PSS based on global signal as a control signal. Filters in PSS structure is designed based on frequency response, whereas the lead-lag parameters optimized by PSO.
Fajar Prasetia   +2 more
doaj   +1 more source

Stability Analysis of Grid-Forming MMC-HVDC Transmission Connected to Legacy Power Systems

open access: yesEnergies, 2021
The power system is going through a change in its very foundations. More and more power converters are being integrated into the electric grid to interface renewable energy resources and in high-voltage direct-current (HVDC) transmission systems.
Luís F. N. Lourenço   +5 more
doaj   +1 more source

Decentralized Robust Control for Multi-Machine Power System

open access: yesIFAC-PapersOnLine, 2015
Abstract This paper proposes a new decentralized output feedback control scheme for three-machine power system. The decentralized controller synthesis problem is formulated as a scaled H∞ control problem, and an LMI-based algorithm is developed to synthesize the decentralized controller.
Wei Wang, Hiromitsu Ohmori
openaire   +1 more source

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