Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Ricardo B. Santos"'
Publikováno v:
BioResources, Vol 10, Iss 4, Pp 6538-6547 (2015)
The effect of using acid pretreated eucalyptus wood chips in the Lo-Solids® pulping process was evaluated in the laboratory. Lo-Solids® cooking technology was chosen to evaluate the impact of acid pretreatments on the cooking performance, brown sto
Externí odkaz:
https://doaj.org/article/f6f6a3b4140f48f3aeb20eb635684fc0
Publikováno v:
BioResources, Vol 8, Iss 1, Pp 158-171 (2013)
Most studies aimed at determining rates of hardwood delignification and carbohydrate degradation have focused on understanding the behavior of a single wood species. Such studies tend to determine either the delignification rate or the rate of carboh
Externí odkaz:
https://doaj.org/article/407a5433549247afb1f8ad291c744d01
Akademický článek
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Autor:
Peter W. Hart, Ricardo B. Santos
Publikováno v:
June 2020. 19:317-321
Most Power departments are tasked with generating steam to support mill wide operations, gener-ate electricity, and reduce operating costs. To accomplish these tasks, power boilers generate high pressure steam that is reduced to intermediate and low
Autor:
Ricardo B. Santos, Peter W. Hart
Publikováno v:
November 2016. 15:707-715
The use of eucalyptus as a partial replacement for mixed southern hardwoods can result in significant amounts of eucalyptus bark being incorporated into the chips going to the digester. When eucalyptus is first harvested, the bark peels off in large
Publikováno v:
October 2016. 15:643-651
The impact of commercially prepared, fully bleached pulp viscosity variation on handsheet physical properties was evaluated at different levels of pulp refining. Hardwood pulps from the same brownstock species mix, cooking parameters, and kappa numbe
Publikováno v:
September 2016. 15:581-586
The WestRock mill in Covington, VA, USA, initiated a long term diagnostic and optimization program for all three of its bleaching lines. Benchmarking studies were used to help identify optimization opportunities. Capital expenditures for mixing impro
Autor:
Ricardo B. Santos, Peter W. Hart
Publikováno v:
July 2016. 15:459-464
An automated shower water control system has been implemented to reduce the volume and variability of weak black liquor being sent from the pulp mill to the evaporators. The washing controls attempt to balance the need for consistent and low soda car
Publikováno v:
October 2015. 14:652-662
The kinetics of the bulk and residual delignification phases of Eucalyptus nitens, E. globulus, E. benthamii, acacia, maple, and loblolly pine were determined in an effort to improve the use of various hardwoods. Kinetic experiments were performed us
Autor:
Ricardo B. Santos, Peter W. Hart
Publikováno v:
June 2015. 14:353-359
Eucalyptus plantations have been used as a source of short fiber for papermaking for more than 40 years. The development in genetic improvement and clonal programs has produced improved density plantations that have resulted in fast growing, increase