Exploració per autor "Shokry Abdelaleem Taha Zied, Ahmed"
Ara es mostren els items 1-18 de 18
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A machine learning-based methodology for multi-parametric solution of chemical processes operation optimization under uncertainty
Shokry Abdelaleem Taha Zied, Ahmed; Medina González, Sergio; Baraldi, Piero; Zio, Enrico; Moulines, Eric François Victor; Espuña Camarasa, Antonio (Elsevier, 2021-12-01)
Article
Accés obertChemical process operation optimization aims at obtaining the optimal operating set-points by real-time solution of an optimization problem that embeds a steady-state model of the process. This task is challenged by ... -
A meta-multiparametric framework: Application to the operation of bio-based energy supply chains
Medina González, Sergio Armando; Shokry Abdelaleem Taha Zied, Ahmed; Silvente Saiz, Javier; Espuña Camarasa, Antonio (2015)
Article
Accés restringit per política de l'editorialThis paper proposes a framework for the analysis of complex optimization problems under uncertainty. The usual multiparametric programing approach is skipped through the use of metamodels to mimic a set of already solved ... -
A meta-multiparametric framework: Application to the operation of bio-based energy supply chains
Medina González, Sergio Armando; Shokry Abdelaleem Taha Zied, Ahmed; Silvente Saiz, Javier; Espuña Camarasa, Antonio (Elsevier, 2015)
Text en actes de congrés
Accés obertThis paper proposes a framework for the analysis of complex optimization problems under uncertainty. The usual multiparametric programing approach is skipped through the use of metamodels to mimic a set of already solved ... -
Applying Metamodels and Sequential Sampling for Constrained Optimization of Process Operations
Shokry Abdelaleem Taha Zied, Ahmed; Espuña Camarasa, Antonio (2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a framework for nonlinear constrained optimization of complex systems, in which the objective function and the constraints are represented by black box functions. The proposed approach replaces the ... -
Applying metamodels and sequential sampling for constrained optimization of process operations
Shokry Abdelaleem Taha Zied, Ahmed; Espuña Camarasa, Antonio (2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a framework for nonlinear constrained optimization of complex systems, in which the objective function and the constraints are represented by black box functions. The proposed approach replaces the ... -
A contribution to chemical process operation support: new machine learning and surrogate models based approaches for process optimization, supervision and control
Shokry Abdelaleem Taha Zied, Ahmed (Universitat Politècnica de Catalunya, 2021-05-05)
Tesi
Accés obertIn the chemical process industry, the decision-making hierarchy is inherently model-based. The scale and complexity of the considered models (e.g., enterprise, plant or unit model) depend on the decision-making level (e.g., ... -
Data-driven soft-sensors for online monitoring of batch processes with different initial conditions
Shokry Abdelaleem Taha Zied, Ahmed; Vicente Núñez, Patricia; Escudero Bakx, Gerard; Pérez Moya, Montserrat; Graells Sobré, Moisès; Espuña Camarasa, Antonio (Pergamon Press, 2018-10-04)
Article
Accés obertA soft-sensing methodology applicable to batch processes operated under changeable initial conditions is presented. These cases appear when the raw materials specifications differ from batch to batch, different production ... -
Dynamic surrogate modelling for multistep-ahead prediction of multivariate nonlinear chemical processes
Shokry Abdelaleem Taha Zied, Ahmed; Baraldi, Piero; Zio, Enrico; Espuña Camarasa, Antonio (American Chemical Society (ACS), 2020-07-30)
Article
Accés obertThis work proposes a methodology for multivariate dynamic modeling and multistep-ahead prediction of nonlinear systems using surrogate models for the application to nonlinear chemical processes. The methodology provides a ... -
Extendiendo los Horizontes Productivos frente a la Paradoja de la Integración - EHMAN
Espuña Camarasa, Antonio; Velo García, Enrique; Roca Mussons, Francisco Javier; Perales Lorente, José Francisco; Nougués, José María; Gallego Piñol, Eva; Puigjaner Corbella, Lluís; Pérez Moya, Montserrat; Graells Sobré, Moisès; Kopanos, Georgios; Pérez Fortes, María del Mar; Capón García, Elisabet; Monroy, Isaac; Silvente Saiz, Javier; Moreno Benito, Marta; Shokry Abdelaleem Taha Zied, Ahmed; Bojarski, Aarón David (2010-01-01 / 2013-06-30)
Website
Accés obertEl proyecto EHMAN ha abordado la optimización global de un sistema productivo (EWMO) planteando la necesidad de una coherencia entre los modelos matemáticos y las metodologías habitualmente utilizados por separado para ... -
Kriging based fault detection and diagnosis approach for nonlinear noisy dynamic processes
Shokry Abdelaleem Taha Zied, Ahmed; Ardakani, Mohammadhamed; Escudero Bakx, Gerard; Graells Sobré, Moisès; Espuña Camarasa, Antonio (Elsevier, 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a hybrid approach to enhance the performance of the data-based Pattern Classification Techniques (PCTs) used for Fault Detection and Diagnosis (FDD) of nonlinear dynamic noisy processes. The method ... -
Modeling and simulation of complex nonlinear dynamic processes using data based models: application to photo-fenton process
Shokry Abdelaleem Taha Zied, Ahmed; Audino, Francesca; Vicente Núñez, Patricia; Escudero Bakx, Gerard; Pérez Moya, Montserrat; Graells Sobré, Moisès; Espuña Camarasa, Antonio (Elsevier, 2015)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper investigates data based modelling of complex nonlinear processes, for which a first principle model useful for process monitoring and control is not available. These empirical models may be used as soft sensors ... -
Modeling and simulation of complex nonlinear dynamic processes using data based models: application to photo-Fenton process
Shokry Abdelaleem Taha Zied, Ahmed; Audino, Francesca; Vicente, Patricia; Escudero Bakx, Gerard; Pérez Moya, Montserrat; Graells Sobré, Moisès; Espuña Camarasa, Antonio (Elsevier, 2015)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper investigates data based modelling of complex nonlinear processes, for which a first principle model useful for process monitoring and control is not available. These empirical models may be used as soft sensors ... -
Multiparametric metamodels for model predictive control of chemical processes
Shokry Abdelaleem Taha Zied, Ahmed; Dombayci, Canan; Espuña Camarasa, Antonio (Elsevier, 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThis work proposes a Data-Based MultiParametric-Model Predictive Control (DBMPMPC) methodology, which enables simple implementations of explicit MPC in situations when the deep mathematical knowledge required to develop ... -
Optimal features selection for designing a fault diagnosis system
Ardakani, Mohammadhamed; Askarian, Mahdieh; Shokry Abdelaleem Taha Zied, Ahmed; Escudero Bakx, Gerard; Graells Sobré, Moisès; Espuña Camarasa, Antonio (Elsevier, 2016)
Text en actes de congrés
Accés restringit per política de l'editorialFault diagnosis (FD) using data-driven methods is essential for monitoring complex process systems, but its performance is severely affected by the quality of the used information. Additionally, processing huge amounts of ... -
Optimal management of bio-based energy supply chains under parametric uncertainty through a data-driven decision-support framework
Medina González, Sergio Armando; Shokry Abdelaleem Taha Zied, Ahmed; Silvente Saiz, Javier; Lupera Calahorrano, Gicela Jazmín; Espuña Camarasa, Antonio (2019-01-01)
Article
Accés obertThis paper addresses the optimal management of a multi-objective bio-based energy supply chain network subjected to multiple sources of uncertainty. The complexity to obtain an optimal solution using traditional uncertainty ... -
Sequential dynamic optimization of complex nonlinear processes based on Kriging surrogate models
Shokry Abdelaleem Taha Zied, Ahmed; Espuña Camarasa, Antonio (2014)
Text en actes de congrés
Accés obertThis paper presents a sequential dynamic optimization methodology applicable to solve the optimal control problem of complex highly nonlinear processes. The methodology is based on the use of kriging metamodels to obtain ... -
Sequential dynamic optimization of complex nonlinear processes based on Kriging surrogate models
Shokry Abdelaleem Taha Zied, Ahmed; Espuña Camarasa, Antonio (Elsevier, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a sequential dynamic optimization methodology applicable to solve the optimal control problem of complex highly nonlinear processes. The methodology is based on the use of kriging metamodels to obtain ... -
Sistema integrado de gestión de la energía y los recursos ambientales para procesos industriales económicamente sostenibles - SIGERA
Espuña Camarasa, Antonio; Graells Sobré, Moisès; Velo García, Enrique; Pérez Moya, Montserrat; Puigjaner Corbella, Lluís; Nougués, José María; Boada Altarriba, Enric; Moreno Benito, Marta; Silvente, Javier; Zamarripa Pérez, Miguel Ángel; Shokry Abdelaleem Taha Zied, Ahmed; Yamal Turbay, Evelyn; Hjaila, Kefah; Audino, Francesca; Dombayci, Canan; Medina, Sergio; Lupera Calahorrano, Gicela Jazmín (2013-01-01 / 2015-12-31)
Website
Accés obertEl análisis de la sostenibilidad (económica, social y/o ambiental) asociada a la toma de decisiones de gestión requiere considerar globalmente toda la cadena de suministro implicada en la producción de un determinado bien ...