Results 21 to 30 of about 21,981,955 (264)

Optimal control strategy of battery-integrated energy system considering load demand uncertainty

open access: yes, 2020
Uncertain load behavior affects the energy system operation scheduling in battery-integrated energy systems (BIES) due to the direct relation between optimal battery scheduling and load demand in the forthcoming time interval.
Sanjari, MJ   +3 more
core   +1 more source

Necessary optimality conditions for predator-prey system with a hunter population [PDF]

open access: yesOpuscula Mathematica, 2010
An optimal control problem is studied for a predator-prey reaction-diffusion system. A hunter population is introduced in the ecosystem and it is interpreted as a control variable.
Narcisa C. Apreutesei
doaj   +1 more source

Optimal gas-electric energy system decarbonization planning

open access: yesAdvances in Applied Energy, 2022
As energy utilities implement climate change mitigation policies, system planners require strategies for achieving affordable emissions reductions. Coordinated planning of electric power and natural gas systems will allow synergistic investments to ...
Gregory Von Wald   +4 more
doaj   +1 more source

Time Optimal and Robust Control of Twin Rotor System

open access: yes, 2007
This paper presents a new method to implement a time optimal control for a twin rotor MIMO system. We first decouple this MIMO system into two independent SISO systems, and consider the coupling effects as disturbances or the change of system parameters.
Wen, Peng   +3 more
core   +1 more source

OSDR: Finds an Optimal System of Distinct Representatives

open access: yes, 2022
Provides routines for finding an Optimal System of Distinct Representatives (OSDR), as defined by David Gale ...
Massimo Cannas
core  

Lie group analysis, solitons, self-adjointness and conservation laws of the nonlinear elastic structural element equation

open access: yesJournal of Taibah University for Science
This study is based on the Lie group method for the nonlinear elastic structural element equation (ESE Equation). We obtain a three-dimensional Lie algebra. By utilizing this Lie algebra a four-dimensional optimal system is constructed. The governing ESE
Akhtar Hussain   +2 more
doaj   +1 more source

Lie symmetry analysis, Lie-Bäcklund symmetries, explicit solutions, and conservation laws of Drinfeld-Sokolov-Wilson system

open access: yesBoundary Value Problems, 2017
The symmetry analysis method is used to study the Drinfeld-Sokolov-Wilson system. The Lie point symmetries of this system are obtained. An optimal system of one-dimensional subalgebras is derived by using Ibragimov’s method.
Yufeng Zhang, Zhonglong Zhao
doaj   +1 more source

Choosing the optimal database system to create a CRM system

open access: yesJournal of Computer Sciences Institute, 2023
MSSQL, MySQL and PostgreSQL are some of the most popular databases. The selection of the database for the creation of a CRM system is based mainly on the assessment of its effectiveness in terms of speed.
Łukasz Szwałek, Jakub Smołka
doaj   +1 more source

Analysis of Einstein Field Equations of Static Plane Symmetric Space-Time in General Relativity via Lie Approach

open access: yesJournal of Mathematical Sciences and Modelling, 2019
In this study, Einstein field equations of static plane symmetric space-time is discussed by means of Lie approach. Lie point symmetries are computed for the considered equations.
Adil Jhangeer
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

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