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Now showing items 591-600 of 647
Produção de etanol e hidrolisado protéico da casca de soja
(Universidade Federal de São Carlos, 2012-08-10)
Soybean hull is a lignocellulosic biomass that contains 38-51% of cellulose, which could be converted to ethanol. In addition, contains 9-14% of protein that can be hydrolyzed by endoproteases, releasing oligopeptides with ...
Reforma a vapor do metano sobre catalisadores de Pt-Ni/α-Al2O3: efeito das condições de síntese e do teor da Pt nas propriedades de oxi-redução, estruturais e catalíticas
(Universidade Federal de São Carlos, 2011-06-29)
In recent years, the demand for hydrogen has increased considerably in Petrobras refineries, due to the installation of fuel hydrotreating units. These units are necessary to meet new quality standards, which are imposed ...
Extração, purificação e imobilização de lipases vegetais destinadas à síntese de biodiesel e ésteres
(Universidade Federal de São Carlos, 2012-03-30)
Lipases (triacyl-glycerol-hydrolases) are enzymes that catalyze hydrolysis, esterification and transesterification reactions. Lipase can be obtained from animals, microbial and vegetable sources. Nowadays, commercial lipases ...
Caracterização e secagem de grãos de linhaça marrom (Linum usitatissimum L.) em leito fixo e fluidizado
(Universidade Federal de São Carlos, 2012-04-20)
Flax (Linum usitatissimum L.) is a plant whose seeds have a high nutritional value due to the presence of polyunsaturated fats and dietary fiber. In terms of health benefits and versatility, flaxseed provides good control ...
Estudo das propriedades estruturais dos catalisadores de Cu e Cu-Ce suportados em alumina aplicados à reação de deslocamento gás-água
(Universidade Federal de São Carlos, 2013-03-12)
Particle size effect and Ce addition on the catalytic properties of Cu/Al2O3catalysts were investigated for the water gas shift reaction (WGS). The catalysts were prepared by dry impregnation of an aqueous solution of ...
Integração do processo de cristalização de frutose por adição de antissolvente
(Universidade Federal de São Carlos, 2012-03-29)
Fructose (C6H12O6) is a monosaccharide with increasing industrial interest, and with some advantages over other sugars, facts that have motivated many studies about its production from its aqueous solution, by crystallization. ...
Filtração de gases a altas pressões
(Universidade Federal de São Carlos, 2012-10-31)
The filtration of gases is an important industrial operation with the primary aim of removing unwanted solid particles contained in a gas. The filtration of gases at high pressures is an operation widely used in natural ...
Reação de deslocamento gás-água em catalisadores de platina suportados em TiO2-CeO2
(Universidade Federal de São Carlos, 2012-03-29)
In this work platinum catalysts supported on CeO2, TiO2, TiO2-CeO2 were prepared for application in water gas shift reaction also called Shift or well known by the letters WGSR - Water Gas Shift Reaction. The mixed titanium ...
Influência da contaminação combinada de dextrana e amido na cristalização do açúcar
(Universidade Federal de São Carlos, 2014-10-08)
Introduced during the colonial period in Brazil, nowadays sugar cane is one of the main crops of the country's economy, generating more than 2 billion dollars per year in the Brazilian trade balance. Despite the benefits ...
Avaliação de diferentes configurações de hidrólise enzimática e fermentação utilizando bagaço de cana-de-açúcar para a produção de etanol 2G
(Universidade Federal de São Carlos, 2015-03-27)
Sugarcane bagasse (SCB) is a by-product generated after sugarcane milling in the process of manufacture of sugar and/or ethanol. In this study, pretreated SCB was used in different configurations of enzymatic hydrolysis ...