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Compósitos reticulados de Eversa® Transform e nanopartículas magnéticas como biocatalisadores para a síntese de biodiesel em reator de fluxo em vórtices
(Universidade Federal de São Carlos, 2020-10-30)
The enzymatic production of biodiesel is a promising alternative to the conventional production
by the alkaline route in a homogeneous medium. The enzymatic process allows using raw
material with any concentration of ...
Mitigação dos inibidores gerados no pré-tratamento da biomassa vegetal: impacto técnico-econômico-ambiental de diferentes rotas de processo na biorrefinaria
(Universidade Federal de São Carlos, 2021-04-27)
The presence of inhibitors is still an economic bottleneck that needs to be resolved in order to make 1G2G ethanol biorefineries feasible, requiring the development of technologies capable of improving their competitiveness ...
Estruturas de controle de biorreator baseadas em fluxos metabólicos para fermentações micro-aeradas
(Universidade Federal de São Carlos, 2021-04-15)
The supply of oxygen as a limiting nutrient in bioreactors is a challenge, as microorganisms may have different metabolic requirements, besides the difficulty of measuring this variable in low levels. Despite the obstacles, ...
Produção integrada de etanol 1G/2G utilizando meios industriais e leveduras recombinantes
(Universidade Federal de São Carlos, 2021-04-27)
Second generation (2G) ethanol is an alternative to increase the supply of this biofuel without expanding the sugarcane plantation area and to utilize the excess of sugarcane bagasse available in Brazil due to the intense ...
Rational design and engineering of a microbial cell factory for 3-hydroxypropionic acid production
(Universidade Federal de São Carlos, 2021-04-20)
The US Department of Energy ranked the 3-hydroxypropionic acid (3-HP) among the Top 10 most promising value-added chemicals that can be derived from biomass in a biorefinery. This acid has great potential to serve as a ...
Sensor virtual para estimativa de umidade e temperatura na fase sólida durante processo de secagem em leito de jorro
(Universidade Federal de São Carlos, 2019-04-23)
Control systems are used to suppress the influence of external disturbances, to guarantee operational stability and to optimize the performance of chemical processes. Whatever the purpose, the means of controlling a chemical ...
Fluidodinâmica e transferência de calor em leitos de jorro visando a secagem de grãos de Sorgo: análise experimental e simulação numérica por CFD-DEM e TFM
(Universidade Federal de São Carlos, 2021-04-23)
Simulations of granular flows in spouted beds are carried out following two main approaches: two-fluid model (TFM) and CFD-DEM coupling (Computational Fluid Dynamics/Discrete Element Method). Moreover, the fluid dynamics ...
Efeito do método de preparação do catalisador na decomposição do metano
(Universidade Federal de São Carlos, 2021-04-28)
The catalytic decomposition of methane reaction as is an alternative for the production of hydrogen and carbon nanomaterials, being considered a COx free route. The transition metals Ni, Fe, and Co are the most used as ...
Avaliação experimental de diferentes modos de operação de um biorreator de leito empacotado multicamadas para produção de celulases por cultivo em estado sólido
(Universidade Federal de São Carlos, 2021-02-26)
In the last years, the interest in solid state fermentation (SSF) for the most diverse applications have been increased due to the possibility of using agro-industrial residues and the low generation of wastewater. The ...
Construção de linhagens recombinantes de Xanthomonas sp. para a produção de Goma Xantana
(Universidade Federal de São Carlos, 2021-04-23)
Xanthan gum is a polysaccharide produced by bacteria from the genus Xanthomonas. This biopolymer has many industrial applications such as in food and cosmetics production, oil extraction process, among others. There is no ...