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Método para alocação de métricas de impacto ambiental em unidades industriais multiproduto
(Universidade Federal de São Carlos, 2023-05-24)
Life cycle assessment is an environmental, economic, and social evaluation technique focused on understanding and quantifying the impacts related to a particular product, good, or service. This assessment considers all ...
Hidrogenólise do glicerol a propilenoglicol sob catalisadores de Ni-Cu/Al2O3 utilizando hidrogênio produzido in situ
(Universidade Federal de São Carlos, 2023-03-27)
Catalytic hydrogenolysis of glycerol is one of the possible routes for converting glycerol into high commercial value products. The production of propylene glycol by catalytic hydrogenolysis of glycerol can be carried out ...
Análise da transferência de calor e parâmetros térmicos em leito empacotado de fermentação em estado sólido
(Universidade Federal de São Carlos, 2023-02-28)
Aiming at expanding the scale of solid-state fermentation processes (SSF), it is necessary to
develop and improve appropriate bioreactors. Of note are the packed-bed bioreactors (PBBs),
which have already been studied ...
Hidrogenação de CO2 sobre catalisadores à base de elementos não-nobres: a influência da composição química do catalisador e de condições reacionais na produção de álcoois
(Universidade Federal de São Carlos, 2022-11-30)
Strategies to reduce CO2 emissions and control the increase in atmospheric levels of this gas are urgent. A promising approach to help minimize the accumulation of CO2 in the atmosphere and the corresponding negative ...
Modelagem matemática de células a combustível alcalinas a glicerol direto
(Universidade Federal de São Carlos, 2023-02-27)
In the environmental and energy context, fuel cells are promising devices for the conversion of clean energy, with hydrogen being the most used fuel. However, its storage and distribution impose some difficulties, in ...
Desenvolvimento de catalisador heterogêneo para síntese de biodiesel em sistema contínuo
(Universidade Federal de São Carlos, 2023-03-15)
The growing interest in biodiesel production has encouraged studies that enable the generation of national technology in this field, considering that, industrially, biodiesel is already produced in continuous systems, but ...
Produção de ácido hialurônico microbiano: viabilidade econômica e avaliação de impactos ambientais
(Universidade Federal de São Carlos, 2022-10-28)
Hyaluronic acid is a biopolymer with unique structural and rheological properties, that, initially, was produced by extraction from animal tissue, from rooster comb. However, it used non-ecofriendly solvents (chloroform) ...
Catalisadores NiFe/MgAl2O4 em reações de reforma a vapor: propriedades estruturais e catalíticas em função da composição Ni:Fe e temperatura de reação
(Universidade Federal de São Carlos, 2021-12-20)
This thesis evaluated the application of Ni-, Fe- and Ni-Fe/MgAl2O4 catalysts in Ethanol Steam Reforming (ESR), Ethanol Steam Reforming with hydrogen gas (ESRH), Methane Dry Reforming (RSM), Methane Steam Reforming (RVM) ...
Influência de agentes de ativação na geração de espécies ativas em zeólitas Cu-ZSM-5 – aplicação na conversão de metano a metanol
(Universidade Federal de São Carlos, 2023-12-01)
Climate change is a current topic of much debate around the world and is a consequence of the impact of the intensification of the greenhouse effect caused by the accumulation in the atmosphere of gases such as carbon ...
Aplicação de CLEA de β-amilase de cevada na produção de maltose a partir de amido residual do bagaço de mandioca em reator de fluxo em vórtices
(Universidade Federal de São Carlos, 2015-03-31)
Cassava is cultivated worldwide, being Brazil the fourth largest producer. The root
industrial processing in the country, aiming to obtain mainly flour and starch, generates
carbohydrate-rich residues (e.g., starch, ...