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Browsing by Subject "Multiobjective optimization"

Now showing items 1-20 of 34

A methodology based on profitability criteria for defining the partial defection of customers in non-contractual settings

Clemente Císcar, Mónica; San Matías Izquierdo, Susana; Giner Bosch, Vicent (Elsevier, 2014-11-16)

The defection or churn of customers represents an important concern for any company and a central matter of interest in customer base analysis. An additional complication arises in non-contractual settings, where the ...
A new graphical visualization of n-dimensional Pareto front for decision-making in multiobjective optimization

Blasco, Xavier; Herrero Durá, Juan Manuel; Sanchís Saez, Javier; Martínez Iranzo, Miguel Andrés (Elsevier, 2008)

[EN] New challenges in engineering design lead to multiobjective (multicriteria) problems. In this context, the Pareto front supplies a set of solutions where the designer (decision-maker) has to look for the best choice ...
Active Power Filter Shape Class Model Predictive Controller tuning by Multiobjective Optimization

Cateriano Yáñez, Carlos; Richter, Jörg; Pangalos, Georg; Lichtenberg, Gerwald; Sanchís Saez, Javier (Editorial Universitat Politècnica de València, 2019-10-24)

[EN] In order to compensate the power quality issues that arise in distribution grids with high penetration of renewable energy sources, an active power filter device controlled by a novel model-based predictive controller, ...
Adaptación de herramientas de optimización monoobjetivo y multiobjetivo aplicadas a problemas de simulación de sistemas biológicos

Siurana Paula, Maria (Universitat Politècnica de València, 2016-01-08)

[EN ] In this work optimization tools are adapted and validated for metabolic simulation purposes including similarity restrictions.
Algoritmos Genéticos Aplicados al Diseño de Controladores Robustos

Martínez Iranzo, Miguel Andrés; Sanchís Saez, Javier; Blasco Ferragud, Francesc Xavier (Universitat Politècnica de València, 2010-09-27)

[ES] La estrategia de optimización multiobjetivo denominada Programación Física o Physical Programming (PP) permite al diseñador expresar sus preferencias explícitamente para cada objetivo de diseño (tiempo de establecimiento, ...
Bicriteria food packaging process optimization in double-layered upright and diagonal multihead weighers

Garcia-Jimenez, Rafael; García-Díaz, J. Carlos; Pulido-Rojano, Alexander D. (Elsevier, 2023-08-15)

[EN] Double-layered multihead weighing machines contain twice the number of hoppers as present in a simple machine with the same number of heads, which enables additional objective optimization possibilities considering ...
Comparison between different uncertainty propagation methods in multivariate analysis: An application in the bivariate case

Mullor, R.; Sánchez Galdón, Ana Isabel; Martorell Alsina, Sebastián Salvador; Martínez Alzamora, Mª Nieves (Elsevier, 2011-06)

Safety related systems performance optimization is classically based on quantifying the effects that testing and maintenance activities have on reliability and cost (RC). However, RC quantification is often incomplete in ...
Controller tuning by means of multi-objective optimization algorithms: a global tuning framework

Reynoso Meza, Gilberto; García-Nieto Rodríguez, Sergio; Sanchís Saez, Javier; Blasco, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2013-03)

A holistic multi-objective optimization design technique for controller tuning is presented. This approach gives control engineers greater flexibility to select a controller that matches their specifications. Furthermore, ...
Design and Experimental Validation of the Temperature Control of a PEMFC Stack by Applying Multiobjective Optimization

Navarro-Giménez, Santiago; Herrero Durá, Juan Manuel; Blasco, Xavier; Simarro Fernández, Raúl (Institute of Electrical and Electronics Engineers, 2020)

[EN] The current environmental challenges require the implementation of environmentally friendly energy production systems. In this context, proton exchange membrane fuel cell stacks (PEMFC) represent, due to their high ...
Design of a multivariable control for the liquid cooling system of a 2kW PEM stack

Eftekharipour, Hamed (Universitat Politècnica de València, 2022-10-07)

[ES] El objetivo principal de este trabajo es diseñar, ajustar y validar una estructura de control multivariable para el control de un proceso complejo. El proceso en cuestión es el control de temperatura de una pila tipo ...
Design of sound phase diffusers by means of multiobjective optimization approach using ev-MOGA evolutionary algorithm

Herrero Durá, Juan Manuel; Blasco, Xavier; Sánchez Pérez, Juan Vicente; Redondo, Javier (Springer Verlag, 2016)

In this paper a new approach to design sound phase diffusers is presented. The acoustic properties of such diffusers are usually increased by using single objective optimization methods. Here we propose the use of a multi- ...
Diseño Multiobjetivo de controladores PID para el Benchmark de Control 2008-2009

Reynoso Meza, Gilberto; Blasco Ferragud, Francesc Xavier; Sanchís Saez, Javier (Universitat Politècnica de València, 2009-10-08)

[ES] En el presente trabajo se emplea una optimización multiobjetivo para proponer un conjunto de controladores digitales para el Benchmark de Ingeniería de Control del grupo Temático de la IFAC-CEA, de manera que cumpla ...
District metered area design through multi-criteria and multi-objective optimization

Brentan, Bruno M.; Carpitella, Silvia; Izquierdo Sebastián, Joaquín; Luvizotto, Edevar, Jr.; Meirelles, Gustavo (John Wiley & Sons, 2022-04)

[EN] The design of district metered areas (DMA) in potable water supply systems is of paramount importance for water utilities to properly manage their systems. Concomitant to their main objective, namely, to deliver quality ...
Finite elements analysis and multiobjective optimization: A way to reduce material and manufacturing cost

Sanchez-Caballero, Samuel; Sellés Cantó, Miguel Ángel; Pla-Ferrando, R; Segui Llinares, Vicente Jesús (Trans Tech Publications, 2012)

[EN] The aim of this paper is to introduce a method to reduce the weight in structures which are subjected to multiple restrictions like deformation, max allowable stress, natural frequency, etc. The method is shown through ...
Iterative Search Space Reduction (iSSR) for Optimal Flood Control in Urban Drainage Networks

Ngamalieu-Nengoue, Ulrich A.; Iglesias Rey, Pedro Luís; Martínez-Solano, F. Javier; Mora Melia, Daniel (MDPI AG, 2024-02)

[EN] Extreme rainfall events cause immense damage in cities where drainage networks are nonexistent or deficient and thus unable to transport rainwater. Infrastructure adaptations can reduce flooding and help the population ...
Minimización de Rolling y Squeal noise en ruedas ferroviarias mediante optimización multiobjetivo

Lamoncha Navarrete, Eva (Universitat Politècnica de València, 2019-09-26)

[ES] La contaminación acústica generada por vehículos ferroviarios es un problema que afecta a la salud de las personas y un importante obstáculo en la expansión de la red de transporte. De entre los elementos responsables ...
Modeling and Optimization of a Molecular Biocontroller for the Regulation of Complex Metabolic Pathways

Boada-Acosta, Yadira Fernanda; Santos-Navarro, Fernando Nóbel; Picó, Jesús; Vignoni, Alejandro (Frontiers Media SA, 2022-03-29)

[EN] Achieving optimal production in microbial cell factories, robustness against changing intracellular and environmental perturbations requires the dynamic feedback regulation of the pathway of interest. Here, we consider ...
Multi-objective optimization design of bridge piers with hybrid heuristic algorithms

Martínez Martín, Francisco Joaquín; González Vidosa, Fernando; Hospitaler Pérez, Antonio; Yepes Piqueras, Víctor (Springer Verlag (Germany), 2012-06)

This paper describes one approach to the design of reinforced concrete (RC) bridge piers, using a three-hybrid multiobjective simulated annealing (SA) algorithm with a neighborhood move based on the mutation operator from ...
Multiobjective Identification of a Feedback Synthetic Gene Circuit

Boada-Acosta, Yadira Fernanda; Vignoni, Alejandro; Picó, Jesús (Institute of Electrical and Electronics Engineers, 2020-01)

[EN] Kinetic (i.e., dynamic) semimechanistic models based on the first principles are particularly important in systems and synthetic biology since they can explain and predict the functional behavior that emerges from the ...
Multiobjective optimization framework for designing a vehicle suspension system. A comparison of optimization algorithms

Llopis-Albert, Carlos; Rubio Montoya, Francisco José; Zeng, Shouzhen (Elsevier, 2023-03)

[EN] Recent advances in robotics and digital technologies in the automotive industry, allow the integration of vehicle systems with their virtual twins, thus facilitating their modelling and optimization. As a result, the ...