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Catalisadores de CuO/CeO2 promovidos com Au e Pt - estudo do impacto da interface e das propriedades eletrônicas do Cu no desempenho catalítico na reação de CO-PROX
(Universidade Federal de São Carlos, 2020-05-06)
The copper-ceria system has been extensively investigated to be used as a catalyst in the preferential oxidation of CO reaction (CO-PROX), aiming the purification of H2 streams from reformed fuels, due to its oxygen storage ...
Produção de meios filtrantes a partir de garrafas PET recicladas para aplicações em filtração de ar com alta eficiência de coleta de nanopartículas através da técnica de Electrospinning
(Universidade Federal de São Carlos, 2021-07-29)
Air pollution and solid pollution are considered global problems, and endanger human health mainly due to the improper disposal of solid wastes, as the post-consumer plastic botlles.. The filtration process using fibrous ...
Análise de diferentes configurações do leito de jorro com agitador mecânico e do equipamento convencional
(Universidade Federal de São Carlos, 2022-03-24)
The mechanical spouted bed emerged as a modification of the conventional spouted bed
to minimize problems in the movement of solids and the need for high air flows just for
the existence of the spouting regimen. Therefore, ...
Intermittent drying and draft tube design for spouted bed
(Universidade Federal de São Carlos, 2021-12-08)
The conventional spouted bed has presented several limitations that restrict the use on an industrial scale. Thus, studies of different methodologies and configurations have been performed to overcome such limitations. ...
O efeito do potássio (K) na formação de CH4 na reação de reforma a vapor e sua relação com a estrutura da molécula reformada
(Universidade Federal de São Carlos, 2021-10-29)
Nickel (Ni) catalysts were applied in the steam reforming reaction of organic compounds. Ni is highly active for breaking C-C bonds, a route in steam reforming reactions to generate hydrogen (and CO), however it is also ...
Avaliação do processo de produção de colorante natural vermelho pelo fungo endofítico Talaromyces minnesotensis
(Universidade Federal de São Carlos, 2022-06-29)
The growing incentive and awareness regarding the consumption and use of more sustainable proposals, biocolorants from filamentous fungi are presented as a promising alternative to synthetic colorants. These biocompounds ...
Oxidação do metano em metanol: efeito da natureza do oxidante na estrutura da espécie ativa em Cu-FAU e Cu-CHA
(Universidade Federal de São Carlos, 2023-02-27)
The direct oxidation of methane to methanol is carried out with metal-zeolite catalysts in three steps: (I) oxidation of metal oxide with O2; (II) partial oxidation of methane to methanol using active site oxygen, and (III) ...
Efeito da acessibilidade aos sítios ácidos da Zeólita MFI na esterificação catalítica
(Universidade Federal de São Carlos, 2023-11-24)
In the context of increasing ethanol production through fermentation, substantial amounts of fusel oil are produced. Consequently, there is a growing interest in exploring methods to reuse fusel oil by transforming its ...
Modelagem e simulação de uma célula a combustível alcalina a glicerol direto
(Universidade Federal de São Carlos, 2021-02-18)
A wide range of work has been carried out with the aim of improving the operation of
fuel cells and making them applicable in different situations, in which mathematical
modeling and computer simulation are great allies. ...