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Ara es mostren els items 14622-14641 de 245721

    • An isolation device for near-fault ground motions 

      Abdel Kareem Moustafa, Mohamed Ismail; Rodellar Benedé, José; Pozo Montero, Francesc (2013-04)
      Article
      Accés restringit per política de l'editorial
      Seismic isolation is an appreciable control strategy that reduces the vibrations of structural and nonstructural systems induced by strong ground motions. However, under near-fault (NF) ground motion, the seismic isolation ...

    • An isotropic damage model for geomaterials in the Kratos framework 

      Pouplana Sarda, Ignasi de; Oñate Ibáñez de Navarra, Eugenio (Centre Internacional de Mètodes Numèrics en Enginyeria (CIMNE), 2015)
      Llibre
      Accés obert
      Progressive fracture in quasi-brittle materials such as concrete, rocks, soils, is often treated as strain softening in continuum damage mechanics. Such constitutive relations favour spurious strain localization and ...

    • An isotropic damage model for geomaterials in the KRATOS framework 

      Pouplana Sarda, Ignasi de (Universitat Politècnica de Catalunya, 2015-02)
      Projecte Final de Màster Oficial
      Accés obert
      L’evolució de la fractura en materials quasi-fràgils com el formigó, les roques, o els sòls, sovint és tractada amb estovament de deformacions dins el marc de la mecànica del dany continu. Aquestes relacions constitutives ...

    • An iterated greedy algorithm for solving the total tardiness parallel blocking flow shop scheduling problem 

      Ribas Vila, Immaculada; Companys Pascual, Ramón; Tort Martorell, X. (2019-05-01)
      Article
      Accés obert
      This paper proposes an iterated greedy algorithm for scheduling jobs in F parallel flow shops (lines), each consisting of a series of m machines without storage capacity between machines. This constraint can provoke the ...

    • An iterated greedy algorithm for the parallel blocking flow shop scheduling problem and sequence-dependent setup times 

      Ribas Vila, Immaculada; Companys Pascual, Ramón; Tort-Martorell Llabrés, Xavier (2021-07-08)
      Article
      Accés obert
      This paper deals with the problem of scheduling jobs in a parallel flow shop configuration under the blocking constraint, in which the setup time of machines depends not only on the job to be processed but also on the ...

    • An iterated local search algorithm for the facility location problem 

      Uceda Santos, Sergi (Universitat Politècnica de Catalunya, 2014-11-26)
      Projecte Final de Màster Oficial
      Accés obert
      Desenvolupar un Iterated Local Search amb tècniques d'aleatorització esbiaixada per solucionar el Uncapacitated Facility Location Problem.

    • An iterated local search algorithm for the single-vehicle cyclic inventory routing problem 

      Vansteenwegen, Pieter; Mateo Doll, Manuel (Elsevier, 2014-09-16)
      Article
      Accés restringit per política de l'editorial
      The Single-Vehicle Cyclic Inventory Routing Problem (SV-CIRP) belongs to the class of Inventory Routing Problems (IRP) in which the supplier optimises both the distribution costs and the inventory costs at the customers. ...

    • An iteration-free, partitioned method for solving coupled problems 

      Rang, Joachim (CIMNE, 2011)
      Text en actes de congrés
      Accés obert
      Coupled problems consist of two or more problems which in most cases describe different physical phenomena. An example of such a problem is the interaction of fluid and structure. Usually, the most accurate way to solve ...

    • An iterative algorithm for approximate median graph computation 

      Ferrer Sumsi, Miquel; Bunke, Horst (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Recently, the median graph has been shown to be a good choice to obtain a representative of a given set of graphs. It has been successfully applied to graph-based classification and clustering. In this paper we exploit a ...

    • An iterative coupling approach to the simulation of elastic wave propagation 

      António, Julieta; Tadeu, António; Ferreira, Patrícia (CIMNE, 2013)
      Text en actes de congrés
      Accés obert
      This paper presents a ierative coupling formulation between the normal derivative integral equation (TBEM) and the method of foundamental solutions (MFS) for the transiet analysis of problems involving elastic wave propagation ...

    • An iterative linear matrix inequality controller-design strategy for H-infinity structural vibration control 

      Palacios Quiñonero, Francisco; Rubió Massegú, Josep; Rossell Garriga, Josep Maria; Reza Karimi, Hamid (CRC Press/Balkema, 2019)
      Text en actes de congrés
      Accés obert
      In this paper, we present a novel Iterative Linear Inequality (ILMI) strategy for controller design that makes it possible to compute suboptimal H-infinity static output-feedback (SOF) controllers with high-performance ...

    • An iterative method to protect the type I error rate in bioequivalence studies under two-stage adaptive 2×2 crossover designs 

      Molins Lleonart, Eduard; Labes, Detlew; Schütz, Helmut; Cobo Valeri, Erik; Ocaña Rebull, Jordi (2021-01)
      Article
      Accés obert
      Bioequivalence studies are the pivotal clinical trials submitted to regulatory agen- cies to support the marketing applications of generic drug products. Average bioequivalence (ABE) is used to determine whether the mean ...

    • An iterative model for fractal antennas: application to the Sierpinski gasket antenna 

      Puente Baliarda, Carles; Borja Borau, M.Carmen; Navarro Rodero, Mònica; Romeu Robert, Jordi (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2000-05-31)
      Article
      Accés obert
      A simple model that explains the behavior of the Sierpinski fractal antenna is presented. This model shows that the multiband behavior of the Sierpinski fractal antenna is a consequence of its fractal nature. The model is ...

    • An LCA study of an electricity coal supply chain 

      Wang, Chao; Mu, Dong (OmniaScience, 2014-04)
      Article
      Accés obert
      Purpose: The aim of this paper is to provide methods to find the emission source and estimate the amount of waste gas emissions in the electricity coal supply chain, establish the model of the environmental impact (burden) ...

    • An LMI approach to H_ synchronization of second-order neutral master-slave systems 

      Reza Karimi, Hamid; Zapateiro, Mauricio; Luo, Ningsu; Rossell Garriga, Josep Maria (American Automatic Control Council, 2009-06-10)
      Text en actes de congrés
      Accés obert
      The H_ synchronization problem of the master and slave structure of a second-order neutral master-slave systems with time-varying delays is presented in this paper. Delaydependent sufficient conditions for the design of a ...

    • An LMI approach to robust fault estimation for a class of nonlinear systems 

      Witczak, Marcin; Buciakowski, Mariusz; Puig Cayuela, Vicenç; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha (2015-06-01)
      Article
      Accés obert
      The paper presents a robust fault estimation approach for a class of nonlinear discrete-time systems. In particular, two sources of uncertainty are present in the considered class of systems, that is, an unknown input and ...

    • An LMI–based heuristic algorithm for vertex reduction in LPV systems 

      Sanjuan Gómez, Adrián; Rotondo, Damiano; Nejjari Akhi-Elarab, Fatiha; Sarrate Estruch, Ramon (2019)
      Article
      Accés obert
      The linear parameter varying (LPV) approach has proved to be suitable for controlling many non-linear systems. However, for those which are highly non-linear and complex, the number of scheduling variables increases rapidly. ...

    • An LMS-based adaptive predistorter for cancelling nonlinear memory effects in RF power amplifiers 

      Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; Bertran Albertí, Eduardo; Cesari Bohigas, Albert; García, José Antonio (2007-12)
      Comunicació de congrés
      Accés obert
      This paper presents the design of an adaptive Digital Predistorter (DPD) for Power Amplifier (PA) linearization whoseimplementation and real time adaptation can be fully performed in a Field Programmable Gate Array (FPGA). ...

    • An LPV Fractional Hayami Model for Canal Control 

      Bolea Monte, Yolanda; Martínez González, Rubén; Grau Saldes, Antoni; Martínez García, Herminio (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
      Text en actes de congrés
      Accés restringit per política de l'editorial

    • An LPV Fractional Model for Canal Control 

      Bolea Monte, Yolanda; Martínez González, Rubén; Grau Saldes, Antoni; Martínez García, Herminio (PERGAMON PRESS. IFAC SERIES., 2009)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper an LPV non-integer order control model of an irrigation canal is derived from system identification experiments. This model is experimentally obtained by using the described LPV fractional identification ...