Now showing items 63-82 of 218

    Data driven methods for updating fault detection and diagnosis system in chemical processes 

    Ardakani, Mohammad Hamed (Date of defense: 2018-07-23)

    Modern industrial processes are becoming more complex, and consequently monitoring them has become a challenging task. Fault Detection and Diagnosis (FDD) as a key element of process monitoring, needs to be investigated ...

    Data Reconciliation as a Framework for Chemical Processes Optimization and Control 

    Benqlilou, Chouaib (Date of defense: 2004-04-28)

    This thesis presents, discusses and compares a set of methodologies and several appropriate combinations of them, to provide accurate estimation of process variables, either for steady-state or dynamic systems. <br/><br/>Firstly, ...

    Decision support strategies for the efficient implementation of circular economy principles in process systems 

    Somoza Tornos, Ana (Date of defense: 2020-03-26)

    Economic growth at any expense is no longer an option. Awareness of the growing human footprint is crucial to face the problems that the impoverishment of ecosystems is causing and will cause in the future. One of the key ...

    Degradation of organic compounds in paper and testile industrial wastewaters by advanced axidation processes 

    Pérez Moya, Montserrat (Date of defense: 2001-11-16)

    Les activitats de recerca destinades a la solució dels problemes de contaminació de les aigües estan patint un fort increment en els darrers anys. <br/><br/>Entre les indústries més contaminants, cal esmentar la tèxtil i ...

    Del mur romànic al museu. La tècnica de la pintura mural romànica i del seu traspàs amb morters de caseïna 

    Oriols Pladevall, Núria (Date of defense: 2022-11-17)

    (English) An important collection of Romanesque wall paintings, detached from their original places at the beginning of the 20th century, is now preserved and exhibited in the Museu Nacional d'Art de Catalunya. To define ...

    Derivados del Nylon 3 con grupos laterales alcoxicarbonilos ramificados y cíclicos 

    García Álvarez, Montserrat (Date of defense: 1997-03-07)

    El presente trabajo se ha centrado en la síntesis, caracterización y estudio estructural de poli(alfa-alquil-beta-L-aspartato)s con grupos laterales ramificados y cíclicos.<br/><br/> Se han sintetizado los monómero: ...

    Desarrollo de métodos de electroforesis capilar en fase micelar. Aplicación al análisis de herbicidas y de sus productos de degradación 

    Ruiz Marrondo, Santiago (Date of defense: 2001-10-02)

    La Electroforesis Capilar en Fase Micelar (MECC) es una nueva técnica de separación desarrollada a partir de la Electroforesis Capilar en Zona (CZE) y basada en principios tanto cromatográficos como electroforéticos, capaz ...

    Design and analysis of dual-curing systems 

    Konuray, Ali Osman (Date of defense: 2018-09-17)

    Dual-curing processing is a method to prepare thermoset materials through two polymerization reactions carried out simultaneously or sequentially. In these processes, a firm understanding of reaction mechanisms enables ...

    Design and bioapplication of nanointerfaces based on conducting polymers 

    Pérez Madrigal, Maria del Mar (Date of defense: 2015-07-03)

    This Thesis reports the fabrication and characterization of interfaces based on conducting polymers (CPs), which are designed with at least one dimension in the nanometric scale, for bioapplications such as scaffolds for ...

    Design optimization of storage terminals through the application of QRA 

    Bernechea, Esteban (Date of defense: 2013-09-19)

    The storage of hazardous materials is a necessary part of the life cycle and operation of any process plant, which intrinsically entails certain hazards and dangers. The results of historical analysis reveal that 17% of ...

    Design, synthesis, characterization and development of novel organic conducting polymers with technological applications 

    Aradilla Zapata, David (Date of defense: 2013-01-11)

    In this thesis, a series of novel organic conducting polymers have been synthesized using alternative methods based on electrochemical techniques, which have allowed to broaden the knowledge in the field of the characterization ...

    Desulfuración de gas de síntesis a alta temperatura y presión por absorción en óxidos regenerables 

    Perales Lorente, José Francisco (Date of defense: 2002-04-04)

    DE LA TESIS<br/><br/>Es una contribución al desarrollo de un nuevo método de purificación de gas de síntesis en plantas IGCC, que posibilita un incremento de la eficiencia energética de las plantas de obtención de energía, ...

    Determinación de los factores de emisión de monoterpenos en tres especies típicas de la vegetación terrestre mediterránea: Pinus pinea, Pinus halepensis y Quercus ilex 

    Sabillón Rodríguez, Danelia (Date of defense: 2002-01-08)

    La presencia de ozono a nivel de la troposfera constituye uno de los problemas de contaminación más significativos en las grandes ciudades en el mundo. La formación de ozono troposférico es provocada principalmente, por ...

    Development of multifunctional biopolymeric materials for teatment of decubitus ulcers 

    Rocasalbas Lozano, Guillermo (Date of defense: 2012-11-30)

    Chronic wounds including pressure, venous, arterial and diabetic neuropathic ulcers, represent a significant burden to the healthcare system. These different chronic wound types do not share origin or cause, however they ...

    Development of novel techniques of advanced transport characterization of membranes 

    Fernández de Labastida Ventura, Marc (Date of defense: 2020-10-01)

    Optimization of membrane separation processes rely on the accurate determination of some parameters related to membrane structure, chemistry, morphology or transport mechanism. Therefore, membrane characterization is ...

    Development of scaffolds by thermally-induced phase separation from biodegradable poly(3-hydroxybutyrate-co-3-hydroxyvalerate) and poly(butylene succinate) 

    Zeinali, Reza (Date of defense: 2021-11-22)

    TIPS process followed by freeze-dtying was used to prepare blodegradable and biocompatible matrices from poly(3- hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) containing 5 and 12 wt% of 3-hydroxyvalerate (HV) and poly(butylene ...

    Development of Techniques Based on Natural Polymers for the Recovery of Precious Metals 

    Ruiz Planas, Montserrat, 1959- (Date of defense: 2002-05-10)

    Aquest treball contribueix a l'estudi de la sorció de metalls preciosos en chitosan, presentant-lo com una futura alternativa a nivell industrial en front dels altres processos ja utilitzats actualment. Concretament el ...

    Developmet of flexible electrodes and lightweight capacitors 

    Saborío González, Maricruz (Date of defense: 2018-03-23)

    This work has focused on the study and development of hierarchically, flexible electrodes and lightweight capacitor using as a source of flexibility. the y-polyglutamic acid (y-PGA) and as an electroactive polymer the ...

    Diferents estats d’oligomerització entre els receptors 5-HT1A, GALR1 I GPR39 com a noves dianes terapèutiques en depressió 

    Tena Campos, Mercè (Date of defense: 2015-06-16)

    The type of serotonin receptor 1A (5-HT1A), the galanin type 1 (GalR1) and the orphan receptor 39 (GPR39) belong to the superfamily The serotonin receptor type 1A (5-HT1A), the galanin receptor type 1 (GalR1) and the ...

    Disolución del combustible nuclear gastado en un almacenamiento geológico profundo: efecto de los productos radiolíticos y de formación de fases secundarias 

    Sureda Pastor, Rosa M. (Date of defense: 2012-09-13)

    La gestión adecuada de los residuos radiactivos de elevada actividad es uno de los desafíos más complejos en nuestra sociedad industrializada y que suscita gran polémica social. La cantidad de residuos radiactivos ...