• Automated Hydroponic System Design with Minimal Human Interaction 

      Santos De Jesús, Omar X. (Polytechnic University of Puerto Rico, 2022)
      The design of an automated hydroponic system follows from the need of having a system that works through difficult situations. A situation involving a power outage is considered a major problem since the plants in the ...
    • Crecimiento de las Microcavidades en el Área del Cuello bajo la Prueba de Tensión 

      Mulero Ramírez, Joseph (Polytechnic University of Puerto Rico, 2016)
      En esta investigación usted encontrará unos registros de datos e ilustraciones que fueron analizados sobre una serie de pruebas realizadas a varios especímenes de aleación de Aluminio 6061- T6 bajo la prueba de tracción ...
    • Enclosure design for an automated vacuum application 

      Flores Milán, Mario R. (Polytechnic University of Puerto Rico, 2019)
      The plastic injection industries make use of the Deflashing Machine, which requires to recycle the filter that collects the plastic shaving dust, down to 0.2um. A series of automated subsystems, located in portable ...
    • Improvement of Paterson Kelly V-Blender Ventilation System 

      Pérez Rodríguez, Alexis (Polytechnic University of Puerto Rico, 2019)
      This paper presents the successful improvement and implementation of ventilation system modifications in a Patterson Kelly VBlender used in Upjohn (Pfizer Division) Pharmaceutical located at Barceloneta, Puerto Rico. ...
    • Optimization of a SDOF Cantilever Beam Piezoelectric Energy Harvester with a Lump Mass at the End Tip 

      Vega Torres, Juan (Polytechnic University of Puerto Rico, 2016)
      With the development of low power electronics and energy harvesting technology, selfpowered systems have become a research hotspot over the last decade. The main advantage of selfpowered systems is that they require ...
    • The Use of Vibration to Neutralize the Parkinson Disease Hand Tremor 

      Berríos Santiago, Eloy A. (Polytechnic University of Puerto Rico, 2018)
      Today there are some treatments available for the Parkinson Disease. Even though there is no standard treatment for the disease, because it’s progressive and has no cure, there are some technologies that help the ...
    • Vertical Packaging Accumulator 

      Martínez Ortiz, Juan Carlos (Polytechnic University of Puerto Rico, 2018)
      The beverage manufacturing process is based on filling a product with a defined structure or flexible structure. If that product is pasteurized, there are different considerations that must be met, such as the filling ...
    • Wind Blade Composite Design, Manufacturing and Experimental Testing 

      Hernández Gelpi, Miguel J. (Polytechnic University of Puerto Rico, 2013)
      The design and manufacture of composite material sandwich type blade is presented. Stainless steel rods and ribs, are the internal structure, core is foam, between ribs. The skin is a laminate of fiber glass and a ...