Now showing items 1-20 of 233

    • 49 

      Martínez, Jan (Polytechnic University of Puerto Rico, 2018)
      Poesía: ¿Cuándo te dijeron sé Qué sentiste mientras te ungías, Mientras te tragabas el celeste De todos los universos? ¿Qué hiciste cuándo te llegó el azul, La rosa de los vientos, la estrella polar, El astro para ...
    • Acerca de “La virgen de los boleros” 

      Rabelo, José (Polytechnic University of Puerto Rico, 2016)
      La virgen de los boleros (Isla Negra, 2015) es la nueva colección de cuentos del escritor puertorriqueño, radicado en California, Jorge Luis Castillo. La variedad de temáticas, personajes y situaciones enriquecen el ...
    • ADSL: The Best Choice for Fast Internet Access 

      Rodríguez, Raquelimar; González, Rita; López, Wilfredo; González, Félix; Cruz, Alfredo (Polytechnic University of Puerto Rico, 2000-12)
      There is a real need for the increased bandwidth at a tower cost provided by ADSL (Asymmetric Digital Subscriber Line). The time is ripe for deployment due to the current competitive environment, and both A DSL transport ...
    • Análisis comparativo de sistema eléctricos 

      Alvarez Alamo, Víctor J. (Polytechnic University of Puerto Rico, 1993-06)
      In this paper we study different alternatives to supply electric power to die die company Eureka Marine Products. The energy alternatives considered in the study are the wind energy, solar energy and the electric power ...
    • Análisis de corto circuito considerando cargas 

      Sánchez del Río, Ángel (Polytechnic University of Puerto Rico, 1991-12)
      Short circuit analysis is usually simplified neglecting shunt connections including system loads. If under particular conditions, system loads cannot be neglected, the superposition principle can be used, adding pre-fault ...
    • Análisis del sistema de protección de IPR Pharmaceuticals, Inc 

      Flores Nieves, Ramon H.; Pérez Dumeng, Luis A. (Polytechnic University of Puerto Rico, 1994-12)
      Analysis of the electrical protection system of IPR Pharmaceuticals This study is based on the electrical distribution system of a pharmaceutical plant. The purpose of the study is to investigate why the low voltage ...
    • Antena inteligente con haces conmutados para redes de comunicaciones móviles* 

      Zaharov, Viktor; Acosta, James (Polytechnic University of Puerto Rico, 2005)
      The smart antenna technology for mobile communications has been the object of enormous worldwide interest during the last decade. The principal reason for the application of smart antennae is their potential for a large ...
    • An approach in statistical control chart design 

      Rodríguez-Mombille, René (Polytechnic University of Puerto Rico, 1992-06)
      Several questions arise when designing statistical process control charts Is the control chart sensitive enough to detect a particular process shift with a particular frequency? When should a process shift be considered ...
    • Architects and engineers: What makes the difference? 

      Vélez Delgado, Gilberto A. (Polytechnic University of Puerto Rico, 1997-12)
      The historic dispute between architects and engineers, particularly civil engineers, is nonsense. Both professions are prestigious and dedicate themselves to covering separate and distinct aspects of the design of buildings ...
    • Are you making good decisions? 

      Claudio, Carlos E. (Polytechnic University of Puerto Rico, 2004)
      Due to the wide array of choices that modern society has at its disposal, decision making has become an integral part of our daily routines. Because of that, most of the time, the potential repercussions associated with ...
    • Ars Poética 

      Albadalejo, Luis Raúl (Polytechnic University Of Puerto Rico, 2018-01)
      Una palabra cae del cielo interno como fruta madura y misteriosa y de pronto el lenguaje es una rosa o una lluvia cayendo en mi cuaderno.
    • Automation of Plasma Diagnostics at Polytechnic University of Puerto Rico 

      Sánchez, Samuel; Colmenares, Franklyn; González Lizardo, Ángel E.; Leal Quirós, Edbertho (Polytechnic University of Puerto Rico, 2008)
      This work presents an ongoing effort to develop an automatic measurement system for plasma diagnostics at the Plasma Engineering Laboratory of Polytechnic University of Puerto Rico, along with an example of its operation. ...
    • Banco de pruebas de relés 

      Figueroa, Heriberto (Polytechnic University of Puerto Rico, 1993-12)
      Description of a test bench that simulates the operation of the protection system of a transmission center. The test bench developed integrates several electromagnetic devices, known as relays, that work together to protect ...
    • Basic Plasma Diagnostics: Probes and Analyzers 

      Leal Quirós, Edbertho; González Lizardo, Ángel E. (Polytechnic University of Puerto Rico, 2008)
      What is plasma? Plasma is the fourth state of matter. Plasma are conductive assemblies of charged particles, neutrals and fields that exhibit collective effects. Plasma is profoundly influenced by the electrical interaction ...
    • Bibliografía selecta: Recursos de información en Ciencias Geomáticas 

      Grajales Suárez, Maritza (Polytechnic University of Puerto Rico, 2006)
      La diseminación de la información es una de las razones de porqué el conocimiento ha adelantado tanto desde la segunda mitad del siglo XX. En este siglo se multiplicará de tal forma que es imposible sospechar los niveles ...
    • Breve relato de la historia de los programas de Bachillerato en Agrimensura en Puerto Rico 

      Negrón, Jenaro R. (Polytechnic University of Puerto Rico, 2006)
      Discurso editado, presentado por el Profesor Jenaro R. Negrón el 21 de febrero de 2006 en el Cuadragésimo Aniversario del Programa de Agrimensura de la Universidad Politécnica de Puerto Rico.
    • Bridges under dynamic loads: comparison between finite element analysis and experimental results 

      Tito Izquierdo, Jorge A.; Rodríguez Agrait, Leandro (Polytechnic University of Puerto Rico, 1997-06)
      AASHO Road Test performed experimental tests on bridges under dynamic and static truck loads. This paper shows a comparison between AASHO's tests and the analytical results of UPR-PAVI2, a computer program developed by the ...
    • Capstone Design Project Interface Board for the HC12 Microprocessor 

      Farah Hilou, Shady; Badillo Oquendo, José A. (Polytechnic University of Puerto Rico, 2000-06)
      This project consists of the design and implementation of an interface board for the Motorola evaluation board M68HC12B32EVB. This interface will include eight different experiment for a laboratory course.
    • Capstone Design Project Stock Keeping Units Allocation for ICI Paints 

      Burgos Báez, Joel; González Aponte, Nancy; Vigo Avila, Luis (Polytechnic University of Puerto Rico, 2000-06)
      As part of our Capstone Design Project we will design the SKU (Stock Keeping Units) allocation system for the Imperial Chemical Industries (ICI) Paints Royal Warehouse located in Barrio Palmas, Catano. In the manufacturing ...
    • Cálculo de los coeficientes de la ecuación de pérdidas para un sistema de generación de potencia 

      Ruiz, Fernando; Santos, José A. (Polytechnic University of Puerto Rico, 1995-06)
      Calculation of the loss equation coefficients (Bmn) for a power generation system Engineering has been very successful in the analysis of fuel costs, performance and efficiency of boilers, turbines, and generators. However, ...