Leonardo Rodríguez Urrego

• Doctor of Philosophy - Automation, Robotics and Industrial Informatics
• Consultant at Universidad EAN

Isolated water and energy microgrids (IWEMGs) serve as vital solutions for enhancing the well-being of remote and rural communities, particularly in areas where water and energy resources are scarce. This has spurred research into the interdependence between the water and energy sectors (water–energy nexus), a field that has grown in response to te...

The ongoing climate crisis, coupled with contemporary factors, starkly underscores the global vulnerability of food systems and the pressing need for adaptive approaches. Urban agriculture emerges as a multifaceted remedy for production, sustainability, and communal well-being. This study probes the role of small-scale organic urban agriculture in...

The ongoing climate crisis, coupled with contemporary factors, starkly underscores the global vulnerability of food systems and the pressing need for adaptive approaches. Urban agriculture emerges as a multifaceted remedy for production, sustainability, and communal well-being. This study probes the role of small-scale organic urban agriculture in...

In this study, we examined the literature on how urban agriculture under a circular economy (CE) model contributes to the development of sustainable cities. Through bibliometric and factorial analyses of the conceptual structure of the publications indexed in Scopus, we provide a brief overview of the scientific trends, impacts, and barriers. The r...

This article provides an extensive examination of the interconnectedness between energy and water in island regions, particularly those heavily reliant on tourism, as exemplified by the present case. This study explores the present state and trends of research in this field with the objective of attaining a sustainable system in future scenarios. S...

Nowadays, energy generation systems that include renewable energies, substations, distribution, transmission, control, measurement, and storage applications, among others, and are interrelated are known as Smart Grids. All these techniques and technologies involve extensive research and development, which allows for the solving of key aspects, such...

Groundwater pumping systems using photovoltaic (PV) energy are increasingly being implemented around the world and, to a greater extent, in rural and electrically isolated areas. Over time, the cost of these systems has decreased, providing greater accessibility to freshwater in areas far from urban centers and power grids. This paper proposes a no...

Página 1 de 5 Por la cual se otorga una Patente de Invención EL SUPERINTENDENTE DE INDUSTRIA Y COMERCIO en ejercicio de sus facultades legales, en especial de las conferidas en el numeral 26 del artículo 3° del Decreto 4886 de 2011, y CONSIDERANDO: PRIMERO: Que mediante escrito radicado en esta Superintendencia el 29 de agosto de 2018 con el N° NC2...

This paper purpose the design and development of a testing bench to analyze the vibration spectrum of some static elements. In the paper, we are going to describe the application of dynamic vibration analysis into static tests analysis of elements as concrete, glass or wood, the design and methodology of the testing bench and the software developme...

On December 31, 2019, the Chinese authorities reported to the World Health Organization (WHO) the outbreak of a new strain of coronavirus that causes a serious disease in the city of Wuhan, China. This outbreak was classified as SARS-CoV2 and is the cause of the COVID-19 disease. On March 11, 2020, the WHO declares it a Pandemic and today it is con...

This paper purpose the design and development of a testing bench to analyze the vibration spectrum of some static elements. In the paper, we are going to describe the application of dynamic vibration analysis into static tests analysis of elements as concrete, glass or wood, the design and methodology of the testing bench and the software developme...

This article presents a detailed analysis of the energy potential in the department of La Guajira, Colombia. This analysis was obtained from the review and structuring of all the information available in the different private, governmental sources, studies and previous analyzes carried out by other researches. The document includes the energy and r...

Hoy en día, las economías monopolistas pierden terreno y en las grandes ciudades y países del mundo se abren paso las microeconomías a un nivel vertiginoso. Cada vez más, estas economías tienden a ser participativas, locales y tecnológicas lo cual fortalece y empodera a las personas y no a las maquinarias o al sistema. Aunque causen revuelo, protes...

En este artículo se presenta el diseño del software SCADA que permite medir, registrar y controlar variables relevantes para el incremento de la productividad en granjas avícolas en Colombia, utilizando algunos algoritmos inteligentes y grandes datos. Asimismo, se muestra una breve descripción del progreso tecnológico del sector avícola colombiano...

El SIGES es un proyecto de investigación de la Universidad EAN, que fue desarrollado a partir de la necesidad de poder visualizar, manejar y controlar cada uno de los indicadores en temas relacionados con sostenibilidad, por medio de una plataforma de reporte interactivo, que permite analizar la información y hacer seguimiento a la evolución de ind...

“Voces sobre Ciudades Sostenibles y Resilientes” es el resultado de un ejercicio de reflexión y análisis multiactor que busca promover la participación y el intercambio de ideas y propuestas para avanzar en el desarrollo de áreas urbanas sostenibles, adaptadas al cambio climático, resilientes, inclusivas y competitivas. La obra reúne veinticinco en...

In the present scenario of world (a growing world population & developing countries), the increasing consumption of electricity controls the progress of different forms of energy (renewable or nonrenewable energy) use around the world. Fossil fuels are non-renewable sources, and accounted for 81 % of total energy demand in 2017. However, there are...

La energía solar fotovoltaica en Colombia se ha convertido en una alternativa significativa para reemplazar o complementar la generación de energía convencional, por esto es importante analizar la cadena de suministro de sistemas fotovoltaicos en el país. Actualmente no hay ningún vínculo en las etapas de los procesos logísticos de la energía solar...

Photovoltaic solar energy in Colombia has become a significant alternative to replace or supplement the generation of conventional energy, so it is important to analyze the supply chain of photovoltaic systems in the country. Currently there is no link in the stages of the logistic processes of solar energy, only isolated links that hinder their ex...

The SIGES is a research project of EAN University, which allows the visualization of data in an interactive reporting platform, which allows analyzing the information and monitoring the evolution of quantitative and qualitative indicators, related to sustainability in organization. These indicators are classified by groups in economic, social, envi...

This paper propose the design, calculation and feasibility study of a reversible hydroelectric plant located in the island of Gran Canaria, with the support of a solar power plant to cover a part of the energy demand of the pumping of water from a lower reservoir to a higher one. This work is motivated in order that the island of Gran Canaria has t...

In this paper, an extension and an application to the green procurement model based on Coloured Petri Nets is presented. The large number of services and providers for services that can exist in a company means a problem when it comes to managing purchases and much more if the purchases. If the purchases have a benefit such as the sustainability of...

The accelerated urbanization is a global problem and smart cities are at the center of the debate on sustainability and urban development around the world. Transforming current cities into smart cities is a great challenge, since it requires, among other things, transcendental changes in public administration and in the social conscience of citizen...

This article makes a general analysis of the supply chain of photovoltaic systems in Colombia, taking as a starting point a conceptual base and the current situation of the country in this sector. This article especially will contemplate the non-interconnected areas (ZNI) to the electricity grid in the national, due to its complexity in the logisti...

Along with the development of renewable energies in the world and the initiatives for alternative energy implementation in Colombia, it is important to make a national revision regarding the implementation and use of solar photovoltaic energy in Non-Interconnected Zones (ZNI for its abbreviation in Spanish) and the National Interconnected System (S...

112 La gestión para cadena de suministro de sistemas de energía solar fotovoltaica en Colombia y su situación actual Resumen La energía solar fotovoltaica en Colombia se ha convertido en una alternativa signi-ficativa para reemplazar o complementar la generación de energía convencional, por esto es importante analizar la cadena de suministro de sis...

This paper presents an analysis of the energy efficiency in the cement industry and is a real example of where improvements are proposed in order to significantly reduce the use of energy. On the other hand, it was observed an increasing efficiency; the monetary cost of electric power is considerably reduced as well as the CO2 emissions, thus helpi...

Los países desarrollados han implementado políticas de desarrollo sostenible específicamente en Consumo y Producción Sustentable. El proceso de compras verdes suele ser considerado crítico para el adecuado rendimiento de la cadena de suministro porque gestiona y garantiza la adquisición de los productos/servicios para que la empresa cumpla con sus...

1. Resumen ¿Qué tal si pudiéramos tener energía renovable, agua potable y alimentos orgánicos para toda las zona intertropical? Las zonas intertropicales son las que más sufren de acceso a energía, agua y donde se ven más malnutrición, a pesar de ser zonas extremadamente ricas en recursos. OASIS es la respuesta a esta necesidad de agua potable, ene...

¿Qué tal si pudiéramos tener energía renovable, agua potable y alimentos orgánicos para toda las zona intertropical? Las zonas intertropicales son las que más sufren de acceso a energía, agua y donde se ven más malnutrición, a pesar de ser zonas extremadamente ricas en recursos. OASIS es la respuesta a esta necesidad de agua potable, energía renova...

ONTARE. REVISTA DE INVESTIGACIÓN DE LA FACULTAD DE INGENIERÍAEste documento presenta la aplicación de algoritmos genéticos al proceso de diseño de sistemas de manufactura celular, solucionando de forma simultáneala formación de las celdas de manufactura y el balanceo de las cargasde trabajo, mediante la maximización de la eficacia de agrupamiento y...

This paper presents the application of genetic algorithms to the design process of cellular manufacturing systems, solving the formation of manufacturing cells and workload balancing simultaneously, by maximizing the effectiveness of clustering and the efficiency of the line. The process that was performed included the development of the mathematic...

This paper presents a fault diagnosis application of the Latent Nestling Method to IGBTs. The paper extends the Latent Nestling Method based in Coloured Petri Nets (CPNs) to hybrid systems in such a manner that IGBTs performance can be modeled. CPNs allow for an enhanced capability for synthesis and modeling in contrast to the classical phenomena o...

This article presents one of the most important and representative projects in the country concerned to isolated energy systems. The Institute of Planning and Promotion of Energy Solutions (IPSE) conducted this project for non-interconnected zones under the Ministry of Mines and Energy of Colombia. This project is targeting in two main objectives:...

This article presents one of the most important and representative projects in the country concerned to isolated energy systems. The Institute of Planning and Promotion of Energy Solutions (IPSE) conducted this project for non-interconnected zones under the Ministry of Mines and Energy of Colombia. This project is targeting in two main objectives:...

Currently, developed countries have been implementing sustainable development policies specifically in Sustainable Consumption and Production (SCP). Therefore, companies consider the products and services life cycle, where Green Procurement (GP) represents a key tool for sustainability in the Supply Chain (SC). Moreover, the future on green policie...

El trabajo en energías alternativas llevado a cabo en los últimos años a nivel mundial ha empezado a abrir un panorama de tendencias investigativas desde las diferentes áreas del conocimiento de la ingeniería, presentando un interés en la utilización de estructuras, objetos u elementos existentes que permiten la innovación en el desarrollo de obten...

ONTARE. REVISTA DE INVESTIGACIÓN DE LA FACULTAD DE INGENIERÍAEste artículo presenta la formalización matemática de las redes de Petri híbridas y coloreadas para el anidamiento Latente de Fallos (AL), como método de abstracción respecto al diagnóstico de fallos llamado Redes de Petri Híbridas y Coloreadas para el Diagnóstico de Fallos (RdPHCDF). Ade...

This paper presents the Latent Nestling Method (LNM) formalization in hybrid systems. For the proposed LNM, it is necessary to include places of continuous or differential character, allowing the analysis of continuous dynamical variable. This paper is a continuation of our previous papers , . Here, the LNM is exploited to analyze the extension to...

Resumen En este artículo, se presenta el concepto MICHEGER, que es un dispositivo flotante integrado para la generación de energía eléctrica renovable, con objeto de aprovechar de manera integrada los recursos eólicos y de corrientes marinas de emplazamientos offshore. Se plantean las ventajas de la integración bajo el punto de vista de la optimiza...

Diagnosis of intermittent failures is relevant for productive processes which sustain a high level of maintenance caused by failures. Systems including electrical contacts suffer a considerable amount of intermittent failures which are usually not diagnosed. A characterization of the failure dynamics may save unnecessary repairs, and enable a bette...

This article presents a new approach for the Fault Detection and Diagnosis in Hybrid Systems (FDDHS) known as Latent Nestling Fault. It is based on the use of Coloured Petri Nets (CPNs) to bring their inherent capacity for synthesis and implementation models achievable. This technique is in contrast to the classic phenomenon of combinational explos...

This paper describes the formalization and use of Latent Nesting Method (LNM) using Coloured Petri Nets (CPNs) for fault diagnosis and recovery in hybrid and com- plex systems. The method presented here will expand the initial proposed using Hybrid Petri Nets (HPNs) for adding the continuous dynamic. This method is illustrated with a comprehensive...

Hoy en día los sistemas industriales de complejidad creciente han llevado a la academia a investigar y formalizar nuevas plataformas o guías que permitan clarificar y estandarizar la concepción de estos sistemas complejos, los cuales, desde finales de los setenta han sido de especial interés nos solo en aspectos de funcionamiento normal, sino en si...

This paper aims to show the obtainment of values of Motivation and Opportunity as a structure at the reactive level using the classic techniques of fuzzy control to observe the emergent behavior of a Mobile Robot in a given environment and the corresponding simulation of this behavior.

This chapter presents the problem of diagnosing IFs dynamics. We have presented a way of modelling IF dynamics and we have tested it with real data. The density model allows us to compute the best time to repair or substitute the faulty device. This model does not need historical data. IF dynamics diagnosis has the problem of determine a sliding wi...

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This paper presents a new methodology for permanent and intermittent fault diagnosis, named faults latent nestling method (FLNM), using coloured Petri nets (CPNs). CPNs and FLNM method allow for an enhanced capability for synthesis and modelling of complex systems in contrast to the classical phenomena of combinational state explosion when using fi...

This paper presents an application example using the lating nestling method for the fault diagnosis based in the use of coloured Petri nets, to a lubrication and cooling system in the wind turbinepsilas gearbox with a critical subsystem as far as failure probability. It demonstrate the synthesis capacity of the method for any model of diagnosis and...

This paper presents a new methodology for permanent and intermittent fault diagnosis, named Faults Latent Nestling Method (FLNM), using Coloured Petri Nets (CPNs). CPNs and FLNM method allow for an enhanced capability for synthesis and modelling in contrast to the classical phenomena of combinational state explosion when using Finite State Machine...

Este artículo presenta un nuevo enfoque para la detección y diagnóstico de fallos (SDDF) en sistemas híbridos denominado de Anidamiento Latente de Fallos. La misma está basada en el uso de Redes de Petri Coloreadas (RdPCs) que aportan su capacidad intrínseca de síntesis y de implementación en modelos realizables. Esta técnica se contrapone al clási...