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Production and quality analysis of pellets manufactured from five potential energy crops in the Northern Region of Costa Rica
(Biomass and Bioenergy, 2016)
Modifications to a pellet manufacturing process must be made based on the characteristics of raw
material used. The purpose of this work was to determine the alternations required to a wood pellet
manufacturing process ...
Pellet: fabricación y evaluación de pellets de especies forestales utilizadas en reforestación comercial en Costa Rica (Documento I)
(Instituto Tecnológico de Costa Rica. Escuela de Ingeniería Forestal, 2014)
Pellets may be produced with different types of agriculture or forestry crops in Costa Rica. This work evaluated the energy, physical,and mechanical properties of pellets fabricated from 12types of ...
Mineral content in relation to radial position, altitude, chemical properties and density of persian ironwood
(Universidade Federal de Sao Carlos, 2015)
Persian ironwood (Parrotia persica) is native species from Iran and covers 10,54% of the commercial volume. Its wood structure and its chemical composition are affected by growth conditions. The aim of the study was to ...
Characterisation of pellets made from oil palm residues in Costa Rica
(Journal of Oil Palm Research, 2016)
Presently, there are around 67 000 ha of oil palm (Elaeis guineensis) in Costa Rica. The resulting post-harvest residues are not being used currently. These residues can be employed for generation of heat by means of ...
Characteristics and properties of torrefied biomass pellets from Gmelina arborea and Dipterix panamensis at different times
(Revista Chapingo, Serie Ciencias Forestales y del Ambiente, 2016)
Torrefaction and pelletizing were studied in the generation of energy from
lignocellulosic residues to increase the energy properties of the biomass. The aim of
this study was torrefied sawdust from Gmelina arborea and ...
Diseño y evaluación de un sistema de aprovehamiento forestal de plantaciones combinando búfalos de agua con maquinaria (Búfalos II)
(Instituto Tecnológico de Costa Rica. Vicerrectoría de Investigación y Extensión. Escuela de Ingeniería Forestal, 2019)
Este proyecto brinda el diseño y la evaluación desde el punto de vista de eficiencia, producción y costos, de un sistema de arrastre de madera de plantaciones forestales en dos fases, combinando búfalo de agua con tractor ...
Efecto de los acabados en la durabilidad de la madera de 10 especies provenientes de plantación forestal de rápido crecimiento
(Instituto Tecnológico de Costa Rica. Vicerrectoría de Investigación y Extensión (VIE). Escuela de Ingeniería Forestal, 2013)
This study evaluated wood color change (ΔE*) and the surface quality in ten tropical wood protected with three finishes (based in wax and polyurethane) and coatings development for tropical conditions in natural (NW) and ...
Current perspectives on forest recovery trends in Guanacaste, Costa Rica
(International Forestry Review, 2019)
The main goal of this study was to evaluate whether the trends in the recovery of forest cover in Guanacaste continued during the past decade
and to evaluate if the socioeconomic drivers of recovery have been altered. Our ...
Secado convencional para madera de Acacia mangium y Vochysia guatemalensis de plantaciones forestales en Costa Rica
(Instituto Tecnológico de Costa Rica. Vicerrectoría de Investigación y Extensión (VIE). Escuela de Ingeniería Forestal, 2010)
El proceso de secado de la madera es una de las principales actividades que se realiza para la utilización de la materia prima que se genera en las plantaciones forestales. El contar con madera seca permite, entre muchas ...
Recommendations for the use of tree models to estimate national forest biomass and assess their uncertainty
(Springer-Verlag France, 2015-09)
Three options are proposed to improve the accuracy of national forest biomass estimates and decrease the uncertainty related to tree model selection depending on available data and national contexts. Introduction: Different ...