Valorization of Wheat Crop Waste in Araucania, Chile: Development of Prototype of Thermal Insulation Material for Blowing Technique and Geographical Analysis

Primer Autor
Cardenas-Ramirez, Juan Pablo
Co-autores
Javier, Rojas Herrera Carlos
Karin, Rodriguez Neira
Título
Valorization of Wheat Crop Waste in Araucania, Chile: Development of Prototype of Thermal Insulation Material for Blowing Technique and Geographical Analysis
Editorial
MDPI
Revista
BUILDINGS
Lenguaje
en
Resumen
Houses in the operational stage consume around 40% of the world's energy, and most of it is consumed by air conditioning. This generates several problems, especially in cities, where biomass combustion is the most widely used form of heating. For this reason, environmental regulation works in parallel with energy efficiency, where efficient and low-impact thermal insulating materials are key to reduce the energy demand and fuel consumption to generate comfort in dwellings. This work considers the valorization of wheat straw from the Araucania region of Chile, to develop a prototype for a thermal insulating material applied through the blowing technique. The results show the insulation potential of the fiber, which, in post-chopping conditions and at an average density of 80 [kg/m(3)], has thermal conductivity of 0.034 [W/mK]. This value is much better than that of glass wool and other inorganic materials sold in the Chilean market. In addition, the developed material can be incorporated into partitions using the blowing technique, improving the execution time for the thermal insulation section. Finally, it is indicated that a good option to install a processing plant is in the central valley of the region, specifically in the communes of Victoria and Perquenco.
Fecha Publicación
2023
Tipo de Recurso
artículo original
doi
10.3390/buildings13051152
Formato Recurso
PDF
Palabras Claves
blowing process
biomaterial
circular economy
fire behavior
natural fibers
thermal conductivity
Ubicación del archivo
Categoría OCDE
Construcción y tecnología de la edificación
Ingeniería
Materias
proceso de soplado
biomaterial
economía circular
comportamiento del fuego
fibras naturales
conductividad térmica
Identificador del recurso (Mandatado-único)
artículo original
Versión del recurso (Recomendado-único)
versión publicada
License
CC BY 4.0
Condición de la licencia (Recomendado-repetible)
CC BY 4.0
Derechos de acceso
acceso abierto
Access Rights
acceso abierto
Id de Web of Science
WOS:000996896200001
Tipo de ruta
verde# dorado
Categoría WOS
Construcción y tecnología de la edificación
Ingeniería
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