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Repositorio Institucional UTEC: Envíos recientes

Mostrando ítems 281-300 de 300

    • Automated vision-based system for parallel contactless micromanipulation 

      Vela, Emir; Hafez, Moustapha; Regnier, Stephane (Institute of Electrical and Electronics Engineers, 2013-11)
      Acceso abierto
      This paper presents the automated parallel noncontact manipulation of glass beads ranging from 30 up to 300 μm in size under water. Non-contact micromanipulation is performed by generating controllable laser-induced ...

    • A simple and accurate generalized shear deformation theory for beams 

      Mantari, J.L.; Yarasca, J. (Elsevier, 2015-12)
      Acceso abierto
      This paper presents a static analysis of functionally graded (FG) single and sandwich beams by using a simple and efficient 4-unknown quasi-3D hybrid type theory, which includes both shear deformation and thickness stretching ...

    • Refined and generalized hybrid type quasi-3D shear deformation theory for the bending analysis of functionally graded shells 

      Mantari, J.L. (Elsevier, 2015-12)
      Acceso abierto
      The closed-form solution of a generalized hybrid type quasi-3D higher order shear deformation theory (HSDT) for the bending analysis of functionally graded shells is presented. From the generalized quasi-3D HSDT (which ...

    • Free vibration of single and sandwich laminated composite plates by using a simplified FSDT 

      Mantari, J.L.; Ore, M. (Elsevier, 2015-11)
      Acceso abierto
      This paper presents a simplified first order shear deformation theory (FSDT) for laminated composite and sandwich plates. Unlike the existing FSDT, the present one has a novel displacement field which include undetermined ...

    • Dynamic analysis of functionally graded plates using a novel FSDT 

      Mantari, J.L.; Granados, E.V. (Elsevier, 2015-06)
      Acceso abierto
      The purpose of this paper is to study the vibrational behavior of advanced composite plates by using a novel first shear deformation theory (FSDT). This theory contains only four unknowns, with is even less than the classical ...

    • A refined FSDT for the static analysis of functionally graded sandwich plates 

      Mantari, J.L.; Granados, E.V. (Elsevier, 2015-05)
      Acceso abierto
      This paper presents a static analysis of functionally graded plates (FGPs) by using a new first shear deformation theory (FSDT). This theory contains only four unknowns, with is even less than the classical FSDT. In this ...

    • Thermoelastic behavior of advanced composite sandwich plates by using a new 6 unknown quasi-3D hybrid type HSDT 

      Mantar, JL; Granados, E.V. (Elsevier, 2015-08)
      Acceso abierto
      This paper presents an analytical solution for the thermoelastic bending analysis of advanced composite sandwich plates by using a new quasi-3D hybrid type HSDT with 6 unknowns which is based on a generalized formulation. ...

    • Fractional Order PD and PID Position Control of an Angular Manipulator of 3DOF 

      Rojas Moreno, Arturo; Jara Sandoval, Victor (Institute of Electrical and Electronics Engineers, 2013-10)
      Acceso abierto
      This paper deals with the implementation of two position control systems: FOPID (Fractional Order Proportional Integral Derivative) and FOPD (FO Proportional Derivative), which are employed to control simultaneously angular ...

    • Embedded position control system of a manipulator using a robust nonlinear predictive control 

      Rojas-Moreno, Arturo; Valdivia-Mallqui, Richard (Institute of Electrical and Electronics Engineers, 2013-11)
      Acceso abierto
      This paper deals with the implementation of a embedded position control system using a robust nonlinear predictive controller, which is employed to control simultaneously angular positions of the base and arm of an angular ...

    • Industrial Internet education: Issues and opportunities 

      Pimentel, Juan R.; Rojas-Moreno, Arturo (Institute of Electrical and Electronics Engineers, 2014-06)
      Acceso abierto
      We propose an approach for addressing the challenges and meeting the needs of industrial networking education. The approach is based on using open source resources, key networking technologies, and an experimental framework ...

    • Real-time diabetic retinopathy patient screening using multiscale AM-FM methods 

      Murray, Victor; Agurto, Carla; Barriga, Simon (Institute of Electrical and Electronics Engineers, 2012-10)
      Acceso abierto
      n this paper we present a robust and improved system for diabetic retinopathy (DR) screening. The goal of the system is to automatically screen out digital fundus photographs of diabetic patients who do not present signs ...

    • Research laboratories and training undergraduate students from the freshman level to produce international conference-level publications 

      Murray, Victor; Matsuno, Cecilia (Institute of Electrical and Electronics Engineers, 2014-12)
      Acceso abierto
      We present the first results of the teaching methodology applied at the Universidad de Ingeniería y Tecnología (UTEC), Lima, Peru, to involve undergraduate engineering students in advanced research projects starting at ...

    • A multiscale decomposition approach to detect abnormal vasculature in the optic disc 

      Agurto, Carla; Yub, Honggang; Murray, Victor; Pattichis, Marios; Nemeth, Sheila; Barriga, Simon; Soliz, Peter (Elsevier, 2015-07-01)
      Acceso abierto
      This paper presents a multiscale method to detect neovascularization in the optic disc (NVD) using fundus images. Our method is applied to a manually selected region of interest (ROI) containing the optic disc. All the ...

    • 2D Instantaneous Frequency-based Method for Motion Estimation using Total Variation 

      Murray, Victor; Rodriguez, Paul; Pattichis, Marios (Institute of Electrical and Electronics Engineers, 2014-12)
      Acceso abierto
      We present a first approach to a new method to compute the motion estimation in digital videos using the two-dimensional instantaneous frequency information computed using amplitude-modulation frequency-modulation (AM-FM) ...

    • Scalable Open-Source Architecture for Real-Time Monitoring of Adaptive Wiring Panels 

      Llamocca, Daniel; Murray, Victor; Jiang, Yuebing; Pattichi, Marios (American Institute of Aeronautics and Astronautics, 2014-06-06)
      Acceso abierto
      We recently introduced the first prototype of an Adaptive Wiring Panel (AWP) which implemented a reconfigurable switch fabric that allows dynamic routing of analog, digital, and power signals for space system applications. ...

    • 2D amplitude-modulation frequency-modulation - based method for motion estimation 

      Murray, Victor; Rodriguez, Paul; Noriega, Maria (Institute of Electrical and Electronics Engineers, 2015-02)
      Acceso abierto
      We present a new approach to compute the motion estimation in digital videos using 2D amplitude-modulation frequency-modulation (AM-FM) methods. The optical flow vectors are computed using an iteratively reweighted norm ...

    • Field-Programmable Wiring Systems 

      Murray, Victor; Pattichis, Marios; Llamocca, Daniel (Institute of Electrical and Electronics Engineers, 2015-07)
      Acceso abierto
      Field-programmable wiring systems refer to methods and hardware that can maintain the interconnection of components of different types. Generally, field-programmable wiring systems support the use of multidomain fabrics ...

    • Hardware implementation of a FPGA-based universal link for LVDS communications 

      Sanchez, Luis; Patiño, Giancarlo; Murray, Victor; Lyke, James (Institute of Electrical and Electronics Engineers, 2015-02-27)
      Acceso abierto
      We present the first hardware implementation for a FPGA-based universal link for the transmission of different low-voltage differential signaling (LVDS) connections through a single LVDS connection between different devices. ...

    • Assessment of Ichu fibers as non-expensive thermal insulation system for the Andean regions 

      Noel, Julien George Andre; Charca, S.; Andia, D.; Flores, J.; Guzman, A.; Renteros, C.; J.Tumialan (Elsevier, 2015-12-01)
      Acceso abierto
      In the Andean regions, low temperatures (5 to −25 °C) combined with the wind effect give the sensation of extreme cold. Besides, in the rural areas, dwelling structures are very rudimentary, being based on adobe walls and ...

    • Design of an 10 kVA-45 A automatic static transfer switch module 

      Noel, Julien George Andre (Institute of Electrical and Electronics Engineers, 2014-04-08)
      Acceso abierto
      Uninterruptible Power Supplies (UPS’s) are designed to provide emergency power when the main power source fails. To avoid this impact and to protect effectively the loads, one solution is to provide a redundant loading ...