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    • Structural Capacity Evaluation for Existing Building Previously Repaired 

      Rivera Hoffmann, Luis A. (Polytechnic University of Puerto Rico, 2013)
      In the review of as-built construction of one story steel frame with reinforced masonry walls, a number of aspects on the quality control of the construction were found to be substandard by falling to comply with current ...

    • Structural Evaluation and Rehabilitation Design of Puente Blanco in Quebradillas 

      Vargas Andino, Lismarie (Polytechnic University of Puerto Rico, 2022)
      Puente Blanco is an arch bridge located in the municipality of Quebradillas, Puerto Rico. This reinforced concrete structure, which dates from 1922,was initially designed and built as a railroad bridge but was later ...

    • The Structure of a Composite Galaxy Model 

      Talavera Balbuena, Claudia E. (Polytechnic University of Puerto Rico, 2014)
      The algorithms and numerical methods describes the way of implementing a composite galaxy –bulge area, disk, and galaxy halo- which is modeled as a full three-dimensional entity, using spherical and disk models as ...

    • Structured Approach for Compliance Determination of FDA Regulated Tablet Compression Process 

      Madera, Juan Carlos (Polytechnic University of Puerto Rico, 2010)
      Tablets are the most popular unit dosage form used by the Pharmaceutical Industry to provide health treatment to patients in the United States. It is important to control process critical parameters (variables) such ...

    • A Study in Wireless Attacks and its Tools 

      Flores, José J. (Polytechnic University of Puerto Rico, 2012)
      Abstract - Every day the world is becoming more connected through the use of networks, specifically wireless local area networks (WLANs). At the same time, the significance of wireless security continues to grow. Similar ...

    • A Study of Green IT Technology 

      Del Valle Caraballo, Fabián A. (Polytechnic University of Puerto Rico, 2017)
      Each year the global production and development of computer systems increases, this in turn increases the energy demand that these systems require to function. Information technology has a role to play in the ever-increasing ...

    • Study of Preventive Seismic Retrofitting for an Existing Industrial Pharmaceutical Steel Building at Humacao, Puerto Rico 

      Vidal Cordero, Harold (Polytechnic University of Puerto Rico, 2012)
      Abstract - The project consists on the development of a comprehensive seismic evaluation and possible retrofit for an industrial pharmaceutical steel building. The building was originally constructed during the 1970s ...

    • Study on Blockchain Technologies for Modern Enterprise Applications 

      Rodríguez Pérez, David A. (Polytechnic University of Puerto Rico, 2018)
      We are living on a time where emerging technologies are disrupting the way we work in multiple industries. One of these technologies is distributed ledgers called Blockchains. Within the enterprise, we are analyzing and ...

    • A Study on the Effects of Plastic Shrinkage Cracking of Shotcrete Mixes Applied over a Dry Clay Base While Exposed to the Sun and Wind 

      Dávila Velázquez, Jorge A. (Polytechnic University of Puerto Rico, 2015)
      Thin concrete shells used as concrete liners over dry clay dikes suffer from plastic shrinkage cracking for two main reasons: the dry clay base absorbs some of the water in the concrete from below, and high heat coupled ...

    • Sub Assembly Acceptance Optimization 

      Rosa-Delgado, Ann Marie (Polytechnic University of Puerto Rico, 2020)
      A transactional process has the same opportunities for improvement as a traditional manufacturing process. This article provides a successful example of how the tools and concepts of Transactional Six Sigma can improve ...

    • Subcon Report Automation 

      Jiménez Orench, Gilberto (Polytechnic University of Puerto Rico, 2020)
      This project consists of the automation of a report that is done manually on a daily basis at the Finance Department of an aerospace company in Aguadilla, Puerto Rico. By automating the report generation, it is expected ...

    • Substation Transformer Replacement Plan 

      Sanchez, Josue (Polytechnic University of Puerto Rico, 2021)
      About half of the Gainesville Regional Utilities (GRU) substation transformers are above their industry usage limit standard of 45 years and are prone to catastrophic failure. This study critical health data was captured ...

    • Supercritical Water Oxidation (SCWO) Technology an Alternative to the Conventional Wastewater Treatment Plant 

      Serrano Ortiz, Nilsa M. (Polytechnic University of Puerto Rico, 2018)
      Clean water is essential for human survival. One issue to be face is the impact of wastewater treatment on water sources. Is essential to bring alternative solution for the wastewater treatment. There are many technologies ...

    • Supplier Request (SR) Process Streamline and Optimization 

      Santiago Pedroza, Ramón L. (Polytechnic University of Puerto Rico, 2020)
      The Supplier Request (SR) process is used by the supply base to electronically submit Process or Engineering change requests against the contractual relationship or approved technical baseline. The process is not optimized ...

    • Suppliers Information Exchange Process Optimization 

      Sánchez Thompson, Rafael O. (Polytechnic University of Puerto Rico, 2018)
      The emphasis of this research project is to reduce the processing time for supplier’s requests for change and/or information (RC/I), a tool utilized to request information and/or change in response to technical or ...

    • Surface Residual Process Improvement 

      Torres Ruiz, Sheila J. (Polytechnic University of Puerto Rico, 2020)
      A manufacturing plant dedicated to the production of intraocular lens is observing a significant number of defects in their operations which has led to a decrease in the manufacturing yield. The project objective is to ...

    • Surface Response Modeling for Rotor-Dynamics Systems 

      Rodríguez Rivera, Iván (Polytechnic University of Puerto Rico, 2014)
      This paper presents the way to generate an equation that does not exist, to analyze different rotor-dynamics system. With the analysis and design software, the results desired were obtained in order to be able to create ...

    • Surgical Technologies Clean Room Lines Capacity Improvement 

      Cruz Feliciano, Gabriela A. (Polytechnic University of Puerto Rico, 2015)
      In today’s competitive market, medical device manufacturing companies need to continuously innovate their products and process in order to maintain a leader position on the medical devices industry. Quality and Cost ...

    • Sustitución de un Sistema Sanitario de Tanque Séptico por un Sistema Sanitario por Vacío 

      Collazo Corretjer, Francisco J. (Polytechnic University of Puerto Rico, 2013)
      Este artículo presenta un análisis sobre un proyecto existente en el cual se está considerando sustituir un sistema sanitario de pozo séptico por un sistema sanitario por vacío debido a la contaminación y situaciones ...

    • Synthesis between Architectural and Structural Design: Exploring the concept of large open interior spaces and a highly redundant facade 

      Díaz Delgado, Melissa (Polytechnic University of Puerto Rico, 2014)
      There is an architectural thesis that states that in order for a building to be permanent, it has to be impermanent. A mayor part of the thesis centered on making buildings cost-effective to reuse thus avoiding ...