Results 21 to 30 of about 16,925,620 (257)

Proper generalized decomposition of time-multiscale models [PDF]

open access: yes, 2011
Models encountered in computational mechanics could involve many time scales. When these time scales cannot be separated, one must solve the evolution model in the entire time interval by using the finest time step that the model implies.
CHINESTA SORIA, Francisco   +8 more
core   +1 more source

Proper general decomposition (PGD) for the resolution of Navier–Stokes equations [PDF]

open access: yes, 2011
In this work, the PGD method will be considered for solving some problems of fluid mechanics by looking for the solution as a sum of tensor product functions. In the first stage, the equations of Stokes and Burgers will be solved. Then, we will solve the
ALLERY, Cyrille   +5 more
core   +1 more source

New results on almost periodic solutions for a Nicholson's blowflies model with a linear harvesting term

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2014
In this paper, we study the global dynamic behavior of a non-autonomous delayed Nicholson's blowflies model with a linear harvesting term. Under proper conditions, we employ a novel argument to establish a criterion on the global exponential stability of
Aiping Zhang
doaj   +1 more source

Study on Predictive Maintenance of V-Belt in Milling Machines Using Machine Learning

open access: yesJournal of Mechanical Engineering Science and Technology, 2022
Towards industry 4.0, monitoring the degradation of machine tools’ components becomes a key feature so that smooth productivity is achieved. To preserve the functionality and performance of the machine tools, proper maintenance activities must be planned
Reza Aulia Rahman   +2 more
doaj   +1 more source

Ideal minimal residual-based proper generalized decomposition for non-symmetric multi-field models – Application to transient elastodynamics in space-time domain [PDF]

open access: yes, 2014
It is now well established that separated representations built with the help of proper generalized decomposition (PGD) can drastically reduce computational costs associated with solution of a wide variety of problems.
BOUCINHA, Lucas   +3 more
core   +1 more source

A Platform Independent Web-Application for Short-Term Electric Power Load Forecasting on a 33/11 kV Substation Using Regression Model

open access: yesAdvances in Electrical and Electronic Engineering, 2022
Short-term electric power load forecasting is a critical and essential task for utilities of the electric power industry for proper energy trading and that enable the independent system operator to operate the network without any technical and economical
Venkataramana Veeramsetty   +6 more
doaj   +1 more source

Model Pengaruh Kinerja Ekonomi Dan Kinerja Pasar Uang Terhadap Kinerja Bursa Efek Indonesia

open access: yesJurnal Manajemen Teori dan Terapan, 2008
Based on rule of thumb, economic growth will influence the capital market performance and financial market performance will affect the capital market performance. We use the Error correction model approach to analysis between variable.
Efraim Ferdinan Giri
doaj   +1 more source

Scheduling Project Crashing Time Using Linear Programming Approach: Case Study [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2017
In today’s competitive environment completing a project within time and budget, is very challenging task for the project managers. This aim of this study is to develop a model that finds a proper trade-off between time and cost to expedite the execution ...
K. Chitra, P. Halder
doaj   +1 more source

Reduced-Order Model for an Impacting Beam using the Karhunen-Loµeve Expansion

open access: yesTrends in Computational and Applied Mathematics, 2002
The Karhunen-Loµeve expansion (KLE), also known in the literature as the proper orthogonal decomposition, is a powerful tool for the model reduction of structural systems.
C. WOLTER, M.A. TRINDADE, R. SAMPAIO
doaj   +1 more source

Time-Domain Dynamic Characteristics Analysis and Experimental Research of Tri-Stable Piezoelectric Energy Harvester

open access: yesMicromachines, 2021
In order to explore the dynamic characteristics of the linear-arch beam tri-stable piezoelectric energy harvester (TPEH), a magnetic force model was established by the magnetic dipole method, and the linear-arch composite beam nonlinear restoring force ...
Xuhui Zhang   +4 more
doaj   +1 more source

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