Results 81 to 90 of about 1,174,458 (328)

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

A computational comparison of several formulations for the multi-period incremental service facility location problem [PDF]

open access: yes, 2010
The Multi-period Incremental Service Facility Location Problem, which was recently introduced, is a strategic problem for timing the location of facilities and the assignment of customers to facilities in a multi-period environment. Aiming at finding the
Albareda Sambola, María   +5 more
core  

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

On the facility location problem: One-round weighted Voronoi game

open access: yesپژوهش‌های ریاضی, 2020
Paper pages (47-56) Introduction The Voronoi game is a simple geometric model for competitive facility location problem which is played by two players, White and Black, in a continuous space (one-dimensional or two-dimensional).
Zeinab Hassani1, Marzieh Eskandari
doaj  

Solving a Facility Location Problem by Three Multi-Criteria Decision Making Methods [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2014
Selecting the most appropriate and optimal facility location for a new organization or expansion of an existing location is an important strategic issue.
M. Niyazi, R. Tavakkoli-Moghaddam
doaj  

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

Optimal Capacities in Discrete Facility Location Design Problem

open access: yesInternational Journal of Industrial Engineering and Production Research, 2013
Network location models comprise one of the main categories of location models. These models have various applications in regional and urban planning as well as in transportation, distribution, and energy management.
Ali Shahandeh Nookabadi   +2 more
doaj  

Constructing large-scale benchmark datasets for the hierarchical hub location problem using geospatial information: a case study on populous Indian cities

open access: yesScientific Reports
This paper introduces an innovative approach for constructing large-scale, realistic benchmark geospatial datasets specifically designed for the single-allocation hierarchical hub median problem, a key variant of the hierarchical hub location problem ...
Arup Kumar Bhattacharjee   +1 more
doaj   +1 more source

Parallel Optimization Algorithm for Competitive Facility Location

open access: yesMathematical Modelling and Analysis, 2015
A stochastic search optimization algorithm is developed and applied to solve a bi-objective competitive facility location problem for firm expansion.
Algirdas Lančinskas   +2 more
doaj   +1 more source

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