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Despacho económico considerando la distribución del margen de reserva en regulación
(Polytechnic University of Puerto Rico, 1992-12)
This paper presents the concept of the regulating reserve margin in an economic dispatch by using the Lagrange method of undetermined multipliers. The regulating reserve margin is the amount of generation that should be ...
Theory of constraints will really improve your competitiveness
(Polytechnic University of Puerto Rico, 1992-12)
The Theory of Constraints (TOC) is a new management philosophy created by Eliyahu M. Goldratt to help an enterprise reach its goal. In order to accomplish this objective a company must change the paradigm of costs an follow ...
Diseño de un marcapaso programable con memoria y capacidad de comunicación
(Polytechnic University of Puerto Rico, 1992-12)
A design of a programmable pacemaker unit which integrates microprocessor control, memories and a communication device. This pacemaker uses programming techniques to adjust its operations to the patients' needs, to compile ...
Filtros digitales para el procesamiento de imágenes
(Polytechnic University of Puerto Rico, 1992-12)
The purpose of this paper is to design filters capable of extracting the
contours of an image, thus reducing the distortion while processing an image.
In order to attain this goal, we developed a group of computer programs ...
Power Electronics Research Experience for Undergraduates
(Polytechnic University of Puerto Rico, 2004)
On the first half of the 20th century many of the electronic devices and machinery used were very expensive, inefficient, unreliable, and robust. With revolutionary advances in semiconductor technology much of these barriers ...
Sizing a solar cell array for a solar powered lawnmower machine
(Polytechnic University of Puerto Rico, 1996-12)
This project focuses on the sizing and control of a photovoltaic (PV) collector of a solar lawnmower prototype to satisfy the geographical orientation of Puerto Rico and its available sunlight. The design, analysis and ...
Classification of nr-graphs
(Polytechnic University of Puerto Rico, 1997-06)
When all possible r-gons are inscribed in an n-gon, the resulting n-graph falls into one of the following three categories: s-regular (sr or strongly regular), //-regular, or regular (k-regular). The definitions and necessary ...
Changing Behaviors: Re - Conceptualization of a Tutoring Center
(Polytechnic University of Puerto Rico, 2004)
The following article introduces a novel constructivist tutoring system, its origins, concepts, methods and its impact in the student population. To optimize the performance and strategic planning of the Center, a software ...
Automation of Plasma Diagnostics at Polytechnic University of Puerto Rico
(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. ...
Programmable logic controllers: A course in programming and implementation
(Polytechnic University of Puerto Rico, 1992-06)
The purpose of this paper is to provide basic information related to programmable logic controllers (PLCs), their applications and programming. It covers the historical background and an overview of the programmable ...