Results 11 to 20 of about 4,447,971 (326)

Frequency Containment Control of Hydropower Plants Using Different Adaptive Methods

open access: yesEnergies, 2021
With the growth in the share of variable renewable energy sources, fluctuations in the power generation caused by these types of power plants can diminish the stability and flexibility of the grid.
Doğan Gezer   +2 more
doaj   +1 more source

Design and implementation of a new adaptive MPPT controller for solar PV systems

open access: yesEnergy Reports, 2023
This research provides an adaptive control design in a photovoltaic system (PV) for maximum power point tracking (MPPT). In the PV system, MPPT strategies are used to deliver the maximum available power to the load under solar radiation and atmospheric ...
Saibal Manna   +6 more
doaj   +1 more source

Direct Model Reference Adaptive Control of a Boost Converter for Voltage Regulation in Microgrids

open access: yesEnergies, 2022
In this study, we present a Direct Model Reference Adaptive Control (DMRAC) algorithm in a boost converter used in islanded microgrids (MG) with a solar photovoltaic (PV) system.
Rasool Kahani   +2 more
doaj   +1 more source

Design of an Estimator Based on Duality Principle for Unknown and Time-varying Delay Estimation in LTI Systems [PDF]

open access: yesمجله مدل سازی در مهندسی, 2020
: In this article, a novel observer has been designed for the online estimation of time delay in SISO-LTI continuous time systems with uncertain and time variant delay in the control input. It is obvious that Laplace transfer function of a delayed system
hadi chahkandi nejad   +2 more
doaj   +1 more source

Tuning orbital-selective phase transitions in a two-dimensional Hund’s correlated system

open access: yesNature Communications, 2023
Hund’s rule coupling (J) has attracted much attention recently for its role in the description of the novel quantum phases of multi-orbital materials. Depending on the orbital occupancy, J can lead to various intriguing phases.
Eun Kyo Ko   +14 more
doaj   +1 more source

BELBIC for MRAS with highly non-linear process

open access: yesAlexandria Engineering Journal, 2015
Model Reference Adaptive Systems (MRASs) use mostly the traditional MIT rule based controllers to drive the difference (error) between the model reference signal and actual output one to zero value.
Ahmed M. El-Garhy, Mohamed E. El-Shimy
doaj   +1 more source

A QCD Analysis of the Mass Structure of the Nucleon [PDF]

open access: yes, 1994
{}From the deep-inelastic momentum sum rule and the trace anomaly of the energy-momentum tensor, I derive a separation of the nucleon mass into the contributions of the quark and gluon kinetic and potential energies, the quark masses, and the trace ...
A. Chodos   +18 more
core   +3 more sources

Interpretable Rule Mining for Real-Time ECG Anomaly Detection in IoT Edge Sensors

open access: yesIEEE Internet of Things Journal, 2023
Electrocardiogram (ECG) analysis is widely used in the diagnosis of cardiovascular diseases. This article proposes an explainable rule-mining strategy for prioritizing abnormal class detection in ECG data.
Gawsalyan Sivapalan   +4 more
semanticscholar   +1 more source

SIRUS.jl: Interpretable Machine Learning via Rule Extraction

open access: yesJournal of Open Source Software, 2023
SIRUS.jl 1 is an implementation of the original Stable and Interpretable RUle Sets (SIRUS) algorithm in the Julia programming language (Bezanson et al., 2017).
Rik Huijzer, Frank Blaauw, R. D. Hartigh
semanticscholar   +1 more source

Praetorius’ Polyhymnia caduceatrix (1619). Diatonische Logik und Skalenlogik in mehrchörigen und konzertierenden Werken des Frühbarocks [PDF]

open access: yesZeitschrift der Gesellschaft für Musiktheorie, 2020
Dieser Beitrag untersucht die ConcertGesänge in Michael Praetorius’ Polyhymnia caduceatrix (1619) im Hinblick auf ihre modal-tonalen Eigenschaften. Nach einem historischen Überblick fokussiert der Artikel die Rolle, Bezifferung und Aussetzung des in der ...
Christophe Guillotel-Nothmann   +1 more
doaj   +1 more source

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