Results 31 to 40 of about 151,685 (210)
La ingenieria y las ciencias naturales
Editorial - La ingenieria y las ciencias ...
Cárdenas-Guevara, Daniel Humberto
core +2 more sources
Conceptual Design of an Unmanned Fixed-Wing Aerial Vehicle Based on Alternative Energy
This paper focuses on the aerodynamics and design of an unmanned aerial vehicle (UAV) based on solar cells as a main power source. The procedure includes three phases: the conceptual design, preliminary design, and a computational fluid dynamics analysis
Alan G. Escobar-Ruiz +5 more
doaj +1 more source
espanolEl objetivo de esta investigacion fue realizar un analisis bibliometrico de los proyectos de graduacion de pregrado en la Escuela de Ingenieria Electrica de la Universidad de Costa Rica, entre los anos 1999 y 2018.
Marvin Coto Jiménez
semanticscholar +1 more source
Reconfigurable CPW Band-Stop Filter Based on Loaded T-Shaped Defected Ground Structure
This paper presents the design and implementation of a reconfigurable band-stop filter based on a coplanar waveguide (CPW) transmission line incorporating defected ground structures (DGS).
Claudia E. Perez-Martinez +3 more
doaj +1 more source
Demand Prediction Using a Soft-Computing Approach: A Case Study of Automotive Industry
According to the literature review performed, there are few methods focused on the study of qualitative and quantitative variables when making demand projections by using fuzzy logic and artificial neural networks.
Tomas Eloy Salais-Fierro +3 more
doaj +1 more source
Este trabajo presenta un proyecto de aula basado en la guerra de las corrientes para explorar conceptos fundamentales de ingeniería eléctrica, como el valor RMS, la superposición de fuentes, la transformada discreta de Fourier, la electrónica y la ...
Juan Camilo Martínez Vásquez +4 more
semanticscholar +1 more source
La gestión del tiempo es una competencia fundamental en la formación de ingenieros, ya que influye en la planeación, ejecución y cumplimiento de proyectos.
L. Casas +2 more
semanticscholar +1 more source
TrGO–Ni/Co Hybrid Nanocomposites: From Hydrothermal Synthesis to Melt Processing. ABSTRACT Polymeric nanocomposites have attracted significant interest for their low density, processability, and multifunctional properties, making them suitable for applications such as flexible electronics, sensors, biomedical devices, and functional coatings.
Bruno B. Storte +8 more
wiley +1 more source
This paper investigates the role of reactive power support from Distributed Generation (DG) units in improving voltage compliance and maximizing active power injection in medium-voltage distribution networks.
Edison Novoa, Jaime Cepeda
doaj +1 more source

