Documentos de Trabajo ECBTI: Recent submissions
Now showing items 481-500 of 510
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Study with potential candidates for a doctoral program
(Sello Editorial UNAD, 2020-12-28)According to the “Mission of wise men”, adviser for the development of the Colombian Science, Technology, and Innovation (CTeI) policy, it is essential to improve the country's productivity and with it, the quality of life of the population and one of the priority strategies is high-level training for the development of patents and innovation of the national productive apparatus. Therefore, the objective of the study ... -
Socially responsible management model for Mipymes. Case study of companies dedicated to washing cars in the municipality of Dosquebradas.
(Sello Editorial UNAD, 2020-12-28)For years, companies have superimposed their profits over social and environmental impacts; However, current management trends offer the possibility of claiming the damage caused and acting differently through administrative models and the use of tools that promote the improvement of the quality of life of the human team as well as the protection and care of the environment. , applying innovative models known as: ... -
Exploratory study to create a doctoral program
(Sello Editorial UNAD, 2021-01-27)The nations development needs science and technology process. It requires doing research and doctoral programs to support a strong scientific activity. Currently, the ECBTI (Basic sciences, technology and Engineering School) of the UNAD (National Open University) is planning to create his first doctoral program, and an important decision es required: a strategic name. The purpose of this paper is to identify a suitable ... -
Design of the business architecture for the creation of the IT observatory in the National Open And Remote University - UNAD Zona Amazonia Orinoquia
(Sello Editorial UNAD, 2020-12-28)This article shows the design of the business architecture for the IT observatory for the Amazonia Orinoquia area, which was carried out by applying the business architecture reference framework for IT management in Colombia and is complemented by a reference framework TOGAF. The method to be used is composed of a series of stages that are executed cyclically in such a way that in each of the iterations the level of ... -
Entrepreneurship education from an agile approache
(Sello Editorial UNAD, 2020-12-28)Entrepreneurship as a strategy to face economic and employment challenges, has taken on greater relevance in scenarios of uncertainty such as the COVID-19 pandemic. Higher education institutions have identified the need to train in skills to promote business creation and innovation in any disciplinary field; implementing different agile methodologies, such as lean startup, design thinking and business model canvas to ... -
Network infrastructure that allows communication of the disc brake diagnostic system between vehicles, through ad-hoc vehicle networks (vanet)
(Sello Editorial UNAD, 2020-12-24)VANET (vehicular Ad-hoc Networks) is a challenge generating interest in scientist and academic communities; the porpoise of this networks is to become safer and more comfortable drive to reduce the accident rates, the response times in an accident, improve the traffic mobility and so on. This work proposes the design of a network to the data transmission of the brake system diagnose, according to non-static nodes, ... -
Current status of UNAD ZAO on-site and open educational support system based on BPM
(Sello Editorial UNAD, 2020-12-28)Organizations today want to increase their agility and efficiency in each of their processes and generally use process management tools or Business Process Management (BPM) for this, and their use helps to identify processes that are susceptible to improvement. At the National Open and Distance University UNAD Zona Amazonia Orinoquia ZAO, a process of orientation to In Situ and open students (B-learning and ... -
Data analysis with smart measurement AMI
(Sello Editorial UNAD, 2021-01-27)In Colombia with the entry into force of the resolution of the Ministry of Mines and Energy 40072 of January 29, 2018 and the CREG circular 054 of 2018 and taking into account the modification made by resolution 40483 of May 30, 2019, in which electricity distribution companies in the country are requested, the implementation of the intelligent or advanced AMI measurement, which a technological solution of new measurement ... -
Solution architecture for managing self-assessment processes of academic programs using points of view
(Sello Editorial UNAD, 2020-12-28)The application architecture or software architecture is oriented to the design of the system structure, with the aim of solving its technical and business requirements, reducing the risks associated with the construction of the software. This document describes a web-oriented software solution architecture to automate the self-evaluation process of academic programs at the National Open and Distance University, obtaining ... -
Design and implementation of an instrumentation system for the analysis of resistive circuits using virtual tools and 3D modelling
(Sello Editorial UNAD, 2021-01-27)The design and implementation of a tool to support the training process for Engineering students is presented through the 3D modeling of the elements in a laboratory for the analysis of resistive circuits in series and parallel configuration in direct current, whose purpose is to interact with modeled elements. and performing the operation check of an electrical circuit. The proposed methodology presents as the first ... -
Statistical determination of extremophile extraterrestrial life based on Drake-Maccone equation
(Sello Editorial UNAD, 2020-12-28)Drake's equation establishes the probability of finding extraterrestrial intelligent life in the universe. In addition to other factors considers those variables that rocky bodies such as planets, satellites, comets, among others, must have to host life based on how it developed on the earth. In this paper, an alternative solution to the Drake equation is presented to statistically determine the probability of finding ... -
Extraction and characterization of pectin from residues of pineapple shells (ananas comosus) by the acid hydrolysis method
(Sello Editorial UNAD, 2020-12-14)The work was carried out by taking samples of pineapple peel from the Las Mercedes sector in the road corridor between Villavicencio and Acacias in the department of Meta, where a total of 9 mobile sales points were found, the general strain on average 14.11 Kg of peel / day An experimental design 22 was used for the pectin extraction process with the combination of temperature and time variables, where it was found ... -
Data mining for the prediction of student dropout at the National Open and Distance University
(Sello Editorial UNAD, 2020-12-14)This document aims to disseminate a research proposal within the framework of the master's degree in IT management at Universidad Nacional Abierta y a Distancia. The document presents an approach expressing the opportunity to apply data analytics techniques to student information that is collected from UNAD's academic processes. Which, are able to analyze using data mining techniques to generate a model of predicting ... -
Design and implementation of a thermopar spider system for the control of ambient temperature fluctuations in the extender area of the company vidrio andino
(Sello Editorial UNAD, 2020-12-14)This document presents a prototype of a multipoint thermocouple with control of ambient temperature fluctuations within the Andino glass factory. This prototype, according to its appearance, was named “Spider Thermocouple” and has a wide measurement range between –200 ° C to 3000 ° C, which is used to characterize the temperature inside the company facilities. The proposed methodology is focused on the design and ... -
132 / 5000 Resultados de traducción Obtaining paper from the peel of the passion fruit (passiflora edulis) and the evaluation of some physical and chemical properties
(Sello Editorial UNAD, 2020-12-14)Paper production is mainly supported by wood due to its high cellulose content. However, alternative sources are currently being sought to discourage the use of this resource, favoring the protection of resources. The paper consists of a fiber-air gel, obtained from vegetable raw materials that have a considerable amount of cellulose (more than 40% by weight on a dry basis). The main solid constituent of paper is ... -
Design of a personal identification prototype using RFID proximity smart cards at CEAD Acacias.
(Sello Editorial UNAD, 2020-12-14)At CEAD Acacias, the entry of personnel is done through manual forms by the guards on duty. It is important to systematize and monitor through an application the entry of personnel to the CEAD facilities (offices, auditorium, modules and laboratories among others). The prototype has the classification of roles of the personnel who request access to any area within CEAD, which can be administrative, teaching, students, ... -
Review of yellow corn transportation alternatives to the Avidesa Macpollo S.A plant, Barranquilla-Girón. Colombia.
(Sello Editorial UNAD, 2021-01-27)Formulating a logistic model of transport is of vital importance for companies in order to guarantee the supply of raw materials and the distribution of their products, generating value and making their productive processes more competitive. Taking into account this principle, the objective of this research work was to propose the cost-efficient viability of road transport vs. the Multimodal River-Road, for yellow corn, ... -
Implementation of the friction stir processing (FSP) for the modification and reinforcement of aluminum alloys and its effect on the mechanical properties.
(Sello Editorial UNAD, 2021-01-27)The friction stir processing (FSP) technique can modify the microstructure of metallic materials or form a composite material, generating a grain refinement in the material; modifying it and closing porosities from previous processes, producing new crystallographic textures, altering the mechanical properties of the compound or alloy in the processed zone. In the present work , based on the works of different authors, ... -
Implementation of an aquaponic model for control and monitoring using ICT and IOT tools in a modular farm in Villavicencio
(Sello Editorial UNAD, 2020-12-14)The meta region is characterized by having extensive crops of oil palm, dry rice, corn, soybeans, bananas and export-type products are also grown such as ornamental fish, insecticides, herbicides, reptile skins, leather products, furniture. In Meta, large companies such as palmeras del llano, multi-palma, palmar de san juan, among others, are the ones that make their processes more technologically advanced in order to ... -
Preliminary results of a labor productivity problem in the quotation department of a small growing co-packing company
(Sello Editorial UNAD, 2020-08-19)Resumen: Colombia, al igual que otros países latinoamericanos, es un país de pequeñas y medianas empresas (PYMES), donde el uso de mano de obra operativa (no calificada) es intensivo, bajo una configuración de células y/o líneas de proceso para la manufactura o la prestación de servicios de diversa índole. Este artículo se basa en una revisión del caso de una empresa que se destaca en el mercado como proveedora de ...
