Ingeniería agrícola
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Techno-economic analysis and life cycle assessment of pineap-2 ple leaves utilization in Costa Rica
(2022-06-30)Pineapple production around the world creates large amounts of wasted organic residue, mainly in the form of pineapple leaves. Current management practices consist of in situ decomposition or in situ burning, both of which ... -
Efecto del tipo de beneficiado en la torrefacción de los granos de café (Coffea arabica)
(2022-03)El presente trabajo final de graduación se centró en el análisis de la cinética de secado solar y torrefacción de café lavado, miel y natural, así como de la medición de parámetros físicos del café antes y después de los ... -
Techno-economic analysis and life cycle assessment of algal cultivation on liquid anaerobic digestion effluent for algal biomass production and wastewater treatment
(2022-03-24)The purpose of this study was to evaluate techno-economic feasibility and life cycle impact of algal cultivation to produce algal biomass and recover nutrients in liquid anaerobic digestate. Two pretreatment methods, namely ... -
Small-scale solar–Bio-hybrid power generation Using Brayton and rankine cycles
(2021-01-17)This study conducted a detailed technical analysis of small-scale solar–bio-hybrid power generation systems using Rankine (steam turbine) and Brayton (gas turbine) cycles. Thermodynamic models were developed to characterize ... -
A self-sustaining high-strength wastewater treatment system using solar-bio-hybrid power generation
(2017-06)This study focuses on system analysis of a self-sustaining high-strength wastewater treatment concept combining solar technologies, anaerobic digestion, and aerobic treatment to reclaim water. A solar bio-hybrid power ... -
Production of renewable fuel and value-added bioproducts using pineapple leaves in Costa Rica
(2020-10)Pineapple, Ananas comosus, is one of the most important cash crops in Costa Rica with more than 44,500 ha of plantation. The pineapple industry contributes approximately 1.7% of the gross domestic product (GDP) of Costa ... -
A sustainable lignocellulosic biodiesel production integrating solar- and bio-power generation
(2016-06-04)A solar-bio-powered refining concept has been developed to establish sustainable lignocellulosic biodiesel production. The refining concept applies a combined hydrolysis process without detoxification to release sugars ... -
A mechano-biocatalytic one-pot approach to release sugars from lignocellulosic materials
(2020)A novel, mechano-biocatalytic one-pot process was developed by this study to efficiently release monosaccharides from lignocellulosic materials in an environmentally-friendly manner. The process synergistically integrates ... -
Distributed Water Demand Computation Using Remote Sensing Techniques
(2014-07)The Arenal-Tempisque irrigation district is located in the lower part of the Tempisque and Bebedero basins. It is the major irrigation project of Costa Rica (59960 ha) and is divided into eight sub-districts. It has ... -
Hydrologic Modeling Analysis from Land Use Scenario Changes in Quebrada Seca and Bermudez Watershed
(2014-07)During the last few years, the expansion of urban cover in the Quebrada Seca-Bermudez watershed has caused a series of floods that have damaged houses, bridges, and other important infrastructure of the area. Hence local ... -
Evaluation of Debris Flows for Flood Plain Estimation in a Small Ungauged Tropical Watershed for Hurricane Otto
(2021-08-18)The variability of climate, increase in population, and lack of territorial plans in Costa Rica have caused intense disasters with human and economic losses. In 2016, Hurricane Otto hit the country’s northern area, leaving ... -
Análisis de la calidad de aguas de vertido en el Distrito de Riego Arenal-Tempisque (DRAT)
(2021-04-08)El Distrito de Riego Arenal-Tempisque (DRAT) es la dependencia gubernamental que regula la distribución del agua de riego en fncas agrícolas de la provincia de Guanacaste, Costa Rica. El DRAT monitorea semestralmente la ... -
Comparativa multi e hiperespectral del pasto Cynodon nlemfuensis bajo condiciones tropicales y de pastoreo con ganado lechero
(2021-07-23)La información espectral ha sido utilizada ampliamente en el estudio de las condiciones nutricionales y en el desarrollo de diversos cultivos empleados en el ámbito agrícola, pero existe un vacío de investigación en especies ... -
Marine aquaculture in the pacific coast of Costa Rica: Identifying the optimum areas for a sustainable development
(2022-03-15)Sustainable marine aquaculture requires the definition of adequate areas for its development, where the productive activity has a lower impact on the environment and avoid conflicts with other coastal activities. The aim ... -
School gardens and biofertilization as a strategy towards climate change mitigation and adaptation in Costa Rica
(2021-04-16)School gardens are important for the conceptual integration of topics such as climate change. Using a biofertilization experiment in a school garden, we evaluated four experimental treatments and the student knowledge ... -
Cinética de la desgasificación del café tostado
(2020)Se analizó la cinética del CO2, midiendo su liberación a través del tiempo de acuerdo con diferentes tratamientos de nivel de tueste (Claro a 220°C, Moderadamente Oscuro 235 °C y Oscuro 230 °C), temperatura de almacenamiento ... -
Datos climáticos de FEIMA del periodo febrero 2018 a noviembre 2020
(2020-10-26)El archivo que se presenta corresponde a una serie de datos climáticos obtenidos como parte del proyecto 731-B8-034 en la Finca Experimental Interdisciplinaria de Modelos Agroecológicos en el periodo comprendido entre ... -
Información en formato SIG de la Finca Experimental Interdisciplinaria de Modelos Agroecológicos (FEIMA)
(2020-05-21)Este set de datos corresponde a capas digitales (SIG) de información sobre la Finca Experimental Interdisciplinaria de Modelos Agroecológicos (FEIMA). Los datos para la realización de este compendio fueron recolectados ... -
Efecto de la cobertura forestal sobre las características del suelo en la Finca Experimental Interdisciplinaria de Modelos Agroecológicos: un estudio de caso
(2019)La gestión del suelo es primaria en el contexto de adaptación al cambio climático. Sin embargo, para poder determinar su manejo, uso y conservación, se requiere de información primaria que ofrezca los insumos necesarios ... -
Perceptions of the use and value of fungi by two groups of young adults from Central America
(2019-12-20)Introduction: Integrated efforts for the management and conservation of natural resources require the availability of socio-cultural information. However, perceptional studies are rarely used along with biological data ...
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