Now showing items 58-77 of 108

    Influence of reverse logistics on optimal manufacturing, remanufacturing, and storage capacities 

    Benedito, Ernest (Date of defense: 2010-04-08)

    El propósito de la presente tesis es estudiar la influencia de la logística inversa en las capacidades de fabricación, refabricación y almacenaje óptimas de un sistema industrial. El interés por la logística inversa ha ...

    Instrumentation, model identification and control of an experimental irrigation canal 

    Sepúlveda Toepfer, Carlos (Date of defense: 2008-04-03)

    This thesis aims to develop control algorithms for irrigation canals in an experimental framework.<br/>These water transport systems are difficult to manage and present low efficiencies in practice. <br/>As a result, an ...

    Integration Techniques of Fault Detection and Isolation Using Interval Observers 

    Meseguer Amela, Jordi (Date of defense: 2009-06-30)

    An interval observer has been illustrated to be a suitable approach to detect and isolate faults affecting complex dynamical industrial systems. Concerning fault detection, interval observation is an appropriate passive ...

    Knowledge representation and reasoning for perception-based manipulation planning 

    Diab, Mohammed (Date of defense: 2021-01-22)

    This thesis develops a series of modeling and reasoning tools for knowledge-oriented manipulation planning in semi/unstructured environments. The main idea is to use high-level knowledge-based reasoning to capture a rich ...

    Learning relational models with human interaction for planning in robotics 

    Martínez Martínez, David (Date of defense: 2017-02-21)

    Automated planning has proven to be useful to solve problems where an agent has to maximize a reward function by executing actions. As planners have been improved to salve more expressive and difficult problems, there is ...

    Localización de robots móviles en entornos cerrados mediante características de audio 

    Manzanares Brotons, Manuel (Date of defense: 2016-02-03)

    When GPS is not operative in closed environments, mobile robots use different types of sensor in order to locate their position. However, the use of audiofrequency signals sensors is significative lower than other type of ...

    Map-based localization for urban service mobile robotics 

    Corominas Murtra, Andreu (Date of defense: 2011-09-23)

    Mobile robotics research is currently interested on exporting autonomous navigation results achieved in indoor environments, to more challenging environments, such as, for instance, urban pedestrian areas. Developing mobile ...

    Mapping, planning and exploration with Pose SLAM 

    Valencia Carreño, Rafael (Date of defense: 2013-04-19)

    This thesis reports research on mapping, path planning, and autonomous exploration. These are classical problems in robotics, typically studied independently, and here we link such problems by framing them within a common ...

    Modelado y simulación del sistema de control cardiovascular en pacientes con lesiones coronarias 

    Vallverdú Ferrer, Montserrat (Date of defense: 1993-10-22)

    Se presenta un modelo del sistema cardiovascular desarrollado con suficiente detalle para analizar la regulación del sistema nervioso central (snc) de control, cuando el sistema cardiovascular esta sometido a la acción de ...

    Modelado, análisis y control dinámico de un reformador de etanol en tres etapas para aplicaciones en pilas de combustible 

    Garcia, Vanesa M. (Date of defense: 2012-04-16)

    This thesis presents results related to the design, modeling and control of a low temperature ethanol reformer as a source of hydrogen designed to feed a fuel cell (PEMFC). As fuel, ethanol has been selected as one of the ...

    Modelado, simulación y control de un convertidor boost acoplado magnéticamente 

    Carrero Candelas, Niliana Andreina (Date of defense: 2014-07-18)

    This thesis covered the modeling, simulation as well as the design of a control law for a coupled inductor Boost converter. In particular, from the point of view of modeling, we focused on the use of averaged modeling ...

    Modeling and control of PEM fuel cells 

    Sarmiento Carnevali, Maria Laura (Date of defense: 2017-09-22)

    In recent years, the PEM fuel cell technology has been incorporated to the R&D plans of many key companies in the automotive, stationary power and portable electronics sectors. However, despite current developments, the ...

    Modeling, Simulation and Control of Doubly-Fed Induction Machine Controlled by Back-to-Back converter 

    Dòria Cerezo, Arnau (Date of defense: 2006-10-18)

    Aquesta Tesi estudia el control d'un sistema complex, un sistema d'emmagatzement d'energia cinètica, incloent les seves especificacions de control, modelat, disseny de controladors, simulacions, muntatge i validació ...

    Modelling and nonlinear control of voltage frequency of hydroelectric power plants 

    Quiroga, Oscar Daniel (Date of defense: 2000-10-27)

    Las centrales hidroeléctricas, como sistemas reales, tienen un comportamiento no lineal. Con el objetivo de diseñar controladores para turbinas, fue una práctica normal en el pasado considerar o simplificar estos comportamientos ...

    Monocular SLAM : data association and sensing through a human-assisted uncalibrated visual system 

    Guerra Paradas, Edmundo (Date of defense: 2017-07-17)

    The Simultaneous Localization and Mapping (SLAM) problem is widely acknowledged as one of the fundamental problem to solve in perception and robotics to produce actual mobile robotic agents. The problem itself is that of ...

    Motion planning using synergies : application to anthropomorphic dual-arm robots 

    García Hidalgo, Néstor (Date of defense: 2019-10-08)

    Motion planning is a traditional field in robotics, but new problems are nevertheless incessantly appearing, due to continuous advances in the robot developments. In order to solve these new problems, as well as to improve ...

    Multi-layer model predictive control of complex water systems 

    Sun, Congcong (Date of defense: 2015-11-17)

    This thesis is devoted to design a multi-layer MPC controller applied to the complex water network taking into account that the different layers with different time scales and control objectives have their own controller. ...

    Multi-robot cooperative platform : a task-oriented teleoperation paradigm 

    Hernansanz Prats, Albert (Date of defense: 2016-04-14)

    This thesis proposes the study and development of a teleoperation system based on multi-robot cooperation under the task oriented teleoperation paradigm: Multi-Robot Cooperative Paradigm, MRCP. In standard teleoperation, ...

    Numerical computation and avoidance of manipulator singularities 

    Bohigas Nadal, Oriol (Date of defense: 2013-05-10)

    This thesis develops general solutions to two open problems of robot kinematics: the exhaustive computation of the singularity set of a manipulator, and the synthesis of singularity-free paths between given configurations. ...

    Object manipulation based on tactile information 

    Montaño Sarria, Andrés Felipe (Date of defense: 2021-03-18)

    In-hand dexterous manipulation of an object is the ability to change the configuration (position and/or orientation) of an object held in the hand. This is an ability that has allowed humans to use tools and interact with ...