Now showing items 1-20 of 21

    • A look to the Electricity Generation from Non-Conventional Renewable Energy Sources in Colombia 

      Cabello Eras, Juan Jose; Balbis Morejón, Milen; Sagastume Gutiérrez, Alexis; Pardo García, Aldo; Cabello Ulloa, Mario Javier; Rey Martínez, Francisco Javier; Rueda Bayona, Juan Gabriel (International Journal of Energy Economics and PolicyUniversidad de la Costa, 2019-11-28)
      This study discusses the potentialities and current situation of the electricity generation from non-conventional renewable energy sources (NCRES) in Colombia. In particular, three scenarios considering the increment of ...
    • Assessment of the energy efficiency estimation methods on induction motors considering real-time monitoring 

      Sousa Santos, Vladimir; Cabello Eras, Juan Jose; Sagastume Gutierrez, Alexis; Cabello Ulloa, Mario Javier (Measurement, 2018)
      Different methods have been developed to estimate the energy efficiency of induction motors. The accuracy of these methods vary with the load factor, the unbalanced voltage (UV) and harmonics. The feasibility of these ...
    • The biomass based electricity generation potential of the Province of Cienfuegos, Cuba 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Hens, Luc M.A; Vandecasteele A., Carlo H. (Waste and Biomass Valorization, 2017)
      By 2013, the province of Cienfuegos in Cuba consumed about 5165 GWh of primary energy, of which an estimated 60 % was used to produce 767 GWh of electricity. 29 % of the primary energy was obtained from renewable fuel, and ...
    • Bridging universities and industry through cleaner production activities. Experiences from the Cleaner Production Center at the University of Cienfuegos, Cuba 

      Cabello Eras, Juan Jose; Dunia García Lorenzo; Sagastume Gutierrez, Alexis; García Lorenzo, Dunia; Cogollos Martínez, Juan B.; Luc, Hens; Vandecasteele, Carlo H.A. (Journal of Cleaner Production, 2015)
      The involvement of universities is crucial to identify how Cleaner Production strategies are formed in practice so that companies integrate sustainability into their strategies. This paper discusses the experience of ...
    • Calculation model and methodology for stiffness evaluation in hydraulics cylinders 

      Gómez Rodríguez, V.; Cabello Eras, Juan Jose; Varela Izquierdo, Noel; Hernandez Herrera, Hernan; Sagastume Gutierrez, Alexis (ARPN Journal of Engineering and Applied Sciences, 2017)
      In the paper an analysis scheme able to considerate of all the main geometric and load factors that affect the behavior of a hydraulic cylinder in its action as a flexural-compression member. Also, experimental validations ...
    • Coal emissions adverse human health effects associated with ultrafine/nano-particles role and resultant engineering controls 

      Silva Oliveira, Marcos Leandro; Navarro Garcia, Orlando Enrique; Crissien Borrero, Tito José; Fonseca Tutikian, Bernardo; Da Boit Martinello, Katia; Teixeira, Elba Calesso; Cabello Eras, Juan Jose; Agudelo Castañeda, Dayana Milena; Silva Oliveira, Luis Felipe (Environmental Research, 2017)
      There are multiple elements which enable coal geochemistry: (1) boiler and pollution control system design parameters, (2) temperature of flue gas at collection point, (3) feed coal and also other fuels like petroleum coke, ...
    • The current potential of low-carbon economy and biomass-based electricity in cuba. The case of sugarcane, energy cane and marabu (dichrostachys cinerea) as biomass sources 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Huisingh, Donald; Vandecasteele, Carlo H.A.; Hens, Luc M.A (Journal Of Cleaner Production, 2018-06-20)
      The emissions of greenhouse gases stand as a major threat of today. Moving towards CO2 neutral or low-carbon economies is a need to achieve sustainable development. This study assesses the potentialities to move Cuba towards ...
    • Data supporting the assessment of biomass based electricity and reduced ghg emissions in Cuba 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Vandecasteele A., Carlo H. (Data In Brief, 2018-02-25)
      Assessing the biomass based electricity potential of developing nations like Cuba can help to reduce the fossil fuels dependency and the greenhouse gas emissions. The data included in this study present the evolution ...
    • Eficiencia en el uso de los recursos y pr oducción más limpia (RECP) para la competitividad del sector hotelero 

      Garcia Samper, Martha Alexandra; Garcia Guiliany, Jesus Enrique; Cabello Eras, Juan Jose (Revista de Gestao Social e Ambiental, 2017)
      El sector hotelero en el contexto Latinoamericano se enfrenta al reto de ser competitivo y sostenible. La eficiencia en el uso de los recursos y Producción más limpia (RECP) como la estrategia que integra la eficiencia ...
    • Electricity management in the production of leadaAcid batteries: the industrial case of a production plant in Colombia 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Sousa Santos, Vladimir; Hernández Herrera, Hernán; Hens, Luc M.A; Vandecasteele, Carlo H.A. (Journal Of Cleaner Production, 2018-07-06)
      Electricity stands as the main energy used for lead-acid battery (LAB) manufacturing. This study introduces an energy management methodology to address the electricity consumption in lead-acid battery plants, improving ...
    • Environmental assessment of pig production in Cienfuegos, Cuba: Alternatives for manure management 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Billen, Pieter; Vandecasteele, Carlo H.A. (Journal of Cleaner Production, 2016)
      As pork is indispensable in the diet of Cuban people, the government was forced to prioritize its production. Pig production causes several environmental impacts related with air, water and soil pollution, which can be ...
    • Evaluación de la calidad de vida urbana en las principales ciudades Colombianas 

      Cabello Eras, Juan Jose; Orozco Fontalvo, Mauricio Jose; Ayala Rueda, Claudia Ines; Hernandez Herrera, Hernan; Romero Leiro, Pedro Abel (Revista Brasileira de Gestao e Desenvolvimento Regional, 2017-01-01)
      La evaluación de la calidad de vida urbana se desarrolla a través de indicadores denominados índices de calidad de vida urbana (ICVU), que permiten expresarla en escala numérica siendo de gran importancia para investigadores, ...
    • Evaluation of air conditioning in commercial buildings, integrating thermography techniques, simulation and modeling by finite elements 

      Madrigal, José A; Cabello Eras, Juan Jose; Sagastume Gutierrez, Alexis; Balbis Morejon, Milen (Informacion Tecnologica, 2018-08)
      This study integrates different techniques to analyze some issues of the air conditioning system of a commercial establishment. A thermographic camera is used to assess the temperature profile in the area covered by the ...
    • Failure evaluations in bucket conveyor. Studies case 

      Hernandez, Hernan Herrera; Castellanos, Luis M.; Cabello Eras, Juan Jose; Silva Ortega, Jorge Ivan; Manga, Carlos A. (Espacios, 2017-03-02)
      A failure in the bottom sheet of a bucket conveyor (KZBQ.AUMUND) during service was investigated. Sheets are coupled to the chain throught a screw connection; they operate in variable load scenarios causing fatigue. ...
    • Mathematical modeling of vertical movement of the upper shaft in cane mills 

      Cabello Ulloa, Mario Javier; Cabello Eras, Juan Jose; Moya Rodriguez, Jorge; Sagastume Gutierrez, Alexis; Hernandez Herrera, Hernan (Journal of Theoretical and Applied Information Technology, 2016)
      This study introduces a mathematical model to describe the floating effects of the top roll in sugarcane mills. The model is developed from experimental data measured during the operation of a sugarcane mill. The measured ...
    • Método de cálculo para la determinación de las tensiones en volantes de rayos rectos 

      Mendoza Fernández, Abdel; Goytisolo Espinosa, Rafael; Cabello Eras, Juan Jose; Jiménez Borges, Reinier (DYNA (Colombia), 2018)
      This research deepens on the methods to the solution of the hyper static systems applicable for the assessment resistance of flywheels which are applied to a flywheel of a hammer mill. The results of the analytical methods ...
    • On the evolution of “cleaner production” as a concept and a practice 

      Hens, Luc M.A; Block, Chantal; Cabello Eras, Juan Jose; Sagastume Gutierrez, Alexis; García Lorenzo, Dunia; Chamorro Gonzalez, Candy Lorena; Herrera Mendoza, Ketty; Haeseldonckx, Dries; Vandecasteele, Carlo H.A. (Journal Of Cleaner Production, 2018-06-20)
      “Cleaner Production“(CP) is about less and more efficient energy and materials use and the substitution of more harmful products (for the environment and health) by less dangerous ones. CP was the reply of the industry to ...
    • Planificación energética para el ahorro de fueloil en una lavandería industrial 

      Madrigal, José A; Cabello Eras, Juan Jose; Hernandez Herrera, Hernan; Sousa Santos, Vladimir; Balbis Morejon, Milen (Ingeniare, 2018)
      In this paper was applied a method of energy planning, compatible with ISO 50001 standard, in an industrial laundry. In the analysis, three input variables were considered: level of production, technical condition of the ...
    • Thermoeconomic evaluation and exergy efficiency of dissipative components: A new approach 

      Sagastume Gutierrez, Alexis; Cabello Eras, Juan Jose; Hernandez Herrera, Hernan (Journal of Engineering and Applied Sciences, 2018)
      Thermoeconomic evaluation alms at diagnosing the malfunction of energy systems and at optimizing their structure and performance. One of the main limitations of this approach is the adequate treatment of dissipative ...
    • Tools to improve forecasting and control of the electricity consumption in hotels 

      Cabello Eras, Juan Jose; Sousa Santos, Vladimir; Sagastume Gutierrez, Alexis; Alvarez Guerra Plasencia, Mario; Haeseldonckx, Dries; Vandecasteele A., Carlo H. (Universidad de la Costa, 2016-07-27)
      Hotels are among the most energy intensive tourism facilities. To monitor and control the monthly and yearly energy consumption in hotels, different indicators have been proposed. These indicators, developed on yearly or ...