Experimental determination of the effect of temperature and humidity on the development of colour in Pinus radiata



Título del documento: Experimental determination of the effect of temperature and humidity on the development of colour in Pinus radiata
Revista: Brazilian journal of chemical engineering
Base de datos: PERIÓDICA
Número de sistema: 000309040
ISSN: 0104-6632
Autors: 1

Institucions: 1University of Canterbury, Wood Technology Research Center, Christchurch, Canterbury. Nueva Zelanda
Any:
Període: Jun
Volum: 22
Número: 2
Paginació: 173-179
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés Experiments were undertaken to determine the effects of drying conditions (temperature and humidity) on the development of kiln brown stain in radiata pine during drying. Eight schedules were tested with temperatures ranging from 50°C to 120°C and relative humidity from 14% to 67%. The variables measured were moisture content, color expressed using the CIELab color space, and nitrogen content. The experiments have shown that the kiln brown stain is influenced by drying temperature and drying time. The recommendation is therefore that low-temperature and low-humidity schedules be developed for controlling color development
Disciplines Agrociencias
Paraules clau: Silvicultura,
Madera,
Secado en horno,
Calentamiento acelerado,
Grado de apariencia,
Color de la madera,
Pinus radiata
Keyword: Agricultural sciences,
Silviculture,
Wood,
Kiln drying,
Accelerated heating,
Appearance grade,
Wood color,
Pinus radiata
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