ListarRevista Politechnê por tema "Polytechnic University of Puerto Rico--Subject headings--Unassigned"
Mostrando ítems 21-40 de 71
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Disposición adecuada de desperdicios
(Polytechnic University of Puerto Rico, 1997-06)En abril la Autoridad de Desperdicios Solidos celebro el mes de reciclaje y manejo adecuado de los residuos solidos. En mayo se celebro en Puerto Rico la semana del ingeniero y el agrimensor. Posiblemente se estaran ... -
El impacto del paradigma constructivista en la enseñanza de matemáticas
(Universidad Politécnica de Puerto Rico, 1999-12)The constructivist paradigm offers important implications to educators about the teaching and learning of mathematics. The curricular reforms in the mathematics classroom, in its majority, emerge from constructivist ... -
El redescubrirniento del yo y del otro: viajes, estructuras míticas, mitos y rituales de paso en Los pasos perdidos, de Alejo Carpentier
(Polytechnic University of Puerto Rico, 2005)This paper is proposing the study of various themes related to Alejo Carpentier's Los pasos perdidos. Even though these themes have been studied before, it is proposing a new revision from a different perspective. First, ... -
Energy Efficiency Improvement of an Air Handling Unit at a Pharmaceutical Facility by Integration of an Economizer Cycle
(Polytechnic University of Puerto Rico, 2010)This project presents the design of an economizer cycle for an existing Air Handling Unit (AHU) located at a pharmaceutical facility. At certain low temperatures, the integration of the economizer cycle will allow the AHU ... -
Estudio de los Aspectos Ergonómicos en Laboratorios de Control de Calidad en Industrias Farmacéuticas
(Polytechnic University of Puerto Rico, 2010)El objetivo de esta investigación es conocer, cuan efectivo son los diseños ergonómicos en laboratorios de control de calidad de las industrias farmacéuticas. En esta investigación se realizó una evaluación de los diseños ... -
Evaluación Ergonómica de las Sub-Tareas Montaje y Desmontaje de un Filtro de Proceso
(Polytechnic University of Puerto Rico, 2010)Estudio ergonómico aplicando la ecuación de levantamiento de NIOSH y Análisis biomecánico a las sub tareas montaje y desmontaje de un filtro de proceso en las etapas iniclal, intermedia y final, considerando las percentilas ... -
Experimental Design of a High Vacuum System for PUPR-MC Plasma Machine
(Polytechnic University of Puerto Rico, 2008)In vacuum technology it is customary to divide a large pressure region (as of today, covering 16 orders of magnitude) into single, smaller regions. These divisions are somewhat arbitrary. Thus, the chemists frequently refer ... -
Faster Sample Delivery to the Microbiology Laboratory using Lean Six Sigma
(Polytechnic University of Puerto Rico, 2010)This article presents the Lean Six Sigma tools used to identify the factors that impact the timely arrival of environmental water samples to a Microbiology Laboratory in a biotechnology industry. The inherent variations ... -
Fingerprints Recognition Using a Neural Network
(Polytechnic University of Puerto Rico, 1999-06)A fingerprint recognition approach, based on a backpropagation algorithm using a neural network, is presented. The purpose of our work is to show the relevance of the fingerprint method characterization by using the ... -
Formulación de un modelo lagrangiano de partículas para simular la difusión de contaminantes atmosféricos. I
(Polytechnic University of Puerto Rico, 1998-06)One of the most relevant aspects the atmosphere is its capacity for transporting substances, heat or momentum vertically among different levels. This property is of fundamental importance in the troposphere because otherwise ... -
Función para la entrada de datos en programas escritos utilizando el compilador QuickBasic
(Polytechnic University of Puerto Rico, 1992-06)This document shows a data entry function written in the QUICKBASIC version of the BASIC computer programming language that can be used for the development of engineering application programs. The function uses many of the ... -
Golden section search solution of single variable optimization problems using MathCad
(Polytechnic University of Puerto Rico, 1997-06)The method of solution presented in this article is based on a searching technique known as the Golden Section Rule. This method can be used for solving single-variable optimization problems without constraints, but for ... -
High Density Plasma Nitriding on Stainless Steel Alloys at PUPR-MC Plasma Machine
(Polytechnic University of Puerto Rico, 2008)A novel method of nitriding at high current levels at Polytechnic University of Puerto Rico Mirror Cusp plasma machine (PUPR-MC) has been performed. Nitrogen ions implantation or plasma nitriding increases the hardness at ... -
Historia de la ingeniería eléctrica, un formidable motor propuldor de la presente y futuras civilizaciones
(Universidad Politécnica de Puerto Rico, 1998-12)In this article the reader will find a historic account of the scientific discoveries that provided the foundations of electrical engineering as a profession. The article also presents a list of names of those scientists ... -
Homenaje a una estudiante anónima
(Polytechnic University of Puerto Rico, 1992-06)Han transcurrido dos años del suceso que voy a narrar. Se trata de uno de esos recuerdos que atormentan al maestro durante toda su vida porque forma parte de las experiencias que son ejemplo vivo de cómo piensan algunos ... -
A Hybrid Deterministic/Genetic Test Generator to Improve Fault Effectiveness and Reduce CPU Time Run
(Polytechnic University of Puerto Rico, 2004)This paper focuses on an evolutionary algorithm (EA) approach in the development of effective test vector generation for single and multiple fault detection in VLSI circuits. The genetic operators (selection, crossover, ... -
The Implementation of New Technology: Ethical Principles and Ethical Reasoning Elements
(Polytechnic University of Puerto Rico, 1999-06)We explored valuable ethical issues on the New Technology Implementation (NTI). A successful approach to assess and manage health-related issues associated with the installation of new technology (specially those related ... -
Implementation of the stiffness method within MathCad numeric computation environment
(Polytechnic University of Puerto Rico, 1996-12)This article presents a case study of a simple planar framed structure to show an original implementation of the stiffness method of structural analysis within MathCad numeric computation environment. This approach was ... -
Improving Performance on Information and Technology Systems and Services at a Life Sciences Manufacturing Plant for the Graduate Programs at Polytechnic University of Puerto Rico
(Polytechnic University of Puerto Rico, 2010)The establishment of a continuous improvement program and culture at a Life Sciences company has giving them great business results. By using Lean ,Six Sigma and Team involvement methodologies areas like Information ... -
Industrial Engineering Facilities Planning: ABC Company
(Polytechnic University of Puerto Rico, 2000-12)The facilities planning's objective is to organize the facilities location to achieve the best flow of information in the company. Due to the increase in the demand of the products and services. ABC is required to expand ...