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1D and 2D Hydraulic Modeling to Estimate Bridge Scour: A Case Study
(Polytechnic University of Puerto Rico, 2021)Scour is the effect of erosion of soil surrounding a bridge foundation due to fast-flowing water. This dynamic phenomenon can be categorized as the most common cause of bridge failures. Therefore, scour depth at piers and ... -
1x16 Post Weld Continuity
(Polytechnic University of Puerto Rico, 2021)Laser welding is a critical process of medical device used for the manufacturing process of spinal cord stimulation leads that brings different offenders. The highest for 1x16 family is ... -
The 2017-2018 Evaluation of the National Operational Excellence Index in Puerto Rico
(Polytechnic University of Puerto Rico, 2019-08-19)Puerto Rico has not participated in the evaluation of the World Forum Competitive Index (WFCI) since 2015; consequently, the Puerto Rico Manufacturers Association (PRMA) created an index to measure productivity on a ... -
3D Printing of Biopolymer Composites Fabricated from Polylactic Acid & Eggshell Derived Hydroxyapatite
(Polytechnic University of Puerto Rico, 2021-09-17)Hydroxyapatite ( is a naturally occurring mineral form of calcium apatite, which is found in 65 70 of human bones Waste derived HAp is attracting considerable attention due to its excellent biocompatibility and capacity ... -
3D Printing of Conductive Urinary Catheters and their Applications in Electro-Therapies to Overcome Antibiotic Resistance of Bacterial Biofilms
(Polytechnic University of Puerto Rico, 2021-09-17)Today, antibiotic-resistant bacteria represent a global health challenge, especially for the control of catheter-associated urinal tract infections (CAUTI). Conventional antibacterial treatment for CAUTI requires a high ... -
3D Vibration Isolation Systems Modeling for Air Handling Units
(Polytechnic University of Puerto Rico, 2014)Spring isolators systems are commonly used in a variety of ways in today’s construction industry. They are an essential part of the design of many mechanical systems that are in need of absorbing and dissipating unwanted ... -
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(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 ... -
5s Techniques to Optimize Classroom Organization
(Polytechnic University of Puerto Rico, 2020)This research project was focused in the 5s methodology for the improvement of an elementary classroom. The 5s is defined as a method of five steps that seeks to improve working space, eliminate waste and improve ... -
Acerca de “La virgen de los boleros”
(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 ... -
ACOSO CIBERNÉTICO ANÁLISIS DEL CASO: USA VS. RYAN S. LIN
(EDP University, 2019-03) -
ACOSO Y FRAUDE CIBERNETICO ANALISIS DEL CASO: USA V. STEVEN WAITHE
(EDP UNIVERSITY, 2022-08) -
Across Space and Time: Architecture and the Politics of Modernity. Patrick Haughey (ED.). Transaction Publishers, 2017.
(School of Architecture, Polytechnic University of Puerto Rico, 2017)Reseña de Jorge Rigau Pérez, arquitecto y profesor de la Escuela de Arquitectura de la Universidad Politécnica de Puerto Rico del libro "Across Space and Time: Architecture and the Politics of Modernity". * Portada de ... -
Acupuntura Urbana: el Cerro, Naranjito, Puerto Rico
(School of Architecture, Polytechnic University of Puerto Rico, 2017)Acupuntura urbana: El Cerro, Naranjito, Puerto Rico es un ejercicio académico que presenta la Arquitectura como verdadera herramienta de cambio social y a la figura del arquitecto como un facilitador en este proceso. ... -
Adequate Selection of Design Flood Frequencies for the Evaluation of Scour and Scour Countermeasures of Critical Bridges, and their Impact on the Puerto Rico Highway and Transportation Authority’s Bridge Program
(Polytechnic University of Puerto Rico, 2023)Federal regulations require all bridges, over waterways, to be designed for scour resistance and all existing bridges to be evaluated for scour vulnerability. Scour evaluations are typically based on the hydraulic design ... -
ADSL: The Best Choice for Fast Internet Access
(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 ... -
Aero Repairs Documentation Cycle Time Reduction By Lean Application
(Polytechnic University of Puerto Rico, 2014)In our daily life and world, with a diversity of industries and services, from health to manufacturing, all kind of products; many of them care apply Lean concepts or tools to perform important improvements to their ... -
Agreste-Urbano de Cecilio Colón Guzmán
(Polytechnic University of Puerto Rico, 2022)Ensayo pintor y artista multidisciplinario Rafael Trelles. -
Agua arriba; agua abajo: sobre el libro Acueducto, historia del agua en San Juan de Aníbal Sepúlveda Rivera
(Polytechnic University of Puerto Rico, 2018)El presente texto es la presentación del libro Acueducto, historia del agua en San Juan de Aníbal Sepúlveda Rivera, realizada en el Antiguo Acueducto de San Juan, Jardín Botánico de la Universidad de Puerto Rico, el 24 de ... -
Aircraft Wing Spanwise Air-Load Distribution using MATLAB
(Polytechnic University of Puerto Rico, 2014)Aircraft design is a complex task that involves the interaction between aerodynamics, propulsion, flight mechanics and structures. In particular, the structural design tasks involve the consideration of a significant ... -
Airfoil Design Using Blade Element Momentum Theory
(Polytechnic University of Puerto Rico, 2015)A wind turbine is a device designed to extract kinetic energy from the wind and convert it to mechanical energy, which in turn can be equivalent to electric power. On this work we will focus on the aerodynamics of wind ...