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Monitoramento da hidrólise enzimática de bagaço de cana-de-açúcar por métodos espectrofotométricos
(Universidade Federal de São Carlos, 2020-02-23)
The production process of 2nd generation ethanol (2G), using sugarcane bagasse, is a promising way to increase ethanol production without increasing the cultivation area. However, the process has been studied to become ...
Produção de γ-valerolactona a partir de furfural sobre zeólitas Hf/Al-beta – efeito da relação de sítios ácidos de Lewis e Brønsted
(Universidade Federal de São Carlos, 2020-03-19)
Lignocellulosic biomass has been used as a sustainable alternative to organic derivatives of fossil origin for the production of intermediates and chemicals with higher added value. In this context, γ-valerolactone (GVL), ...
Bioadsorção dos inibidores gerados no pré-tratamento da biomassa lignocelulósica em biorrefinarias
(Universidade Federal de São Carlos, 2020-04-29)
In the pretreatment stage of lignocellulosic biomass in biorefineries can release compounds that act as inhibitors of the enzymatic hydrolysis and alcoholic fermentation steps. Among the inhibitors, the phenolic compounds ...
Precipitador eletrostático: influência das condições operacionais e dos eletrodos de descarga na eficiência de remoção de nanopartículas
(Universidade Federal de São Carlos, 2020-02-18)
The industrial activities are the main cause of the particulate material emission, which results in the elevation of air pollution indices and respiratory diseases. One of the most common types of equipment to reduce emitted ...
Modelagem e análise experimental do escoamento de esferas macias em fluidos viscosos: estudo de colisões partícula-partícula e partícula-superfície e da interação partícula-fluído
(Universidade Federal de São Carlos, 2020-02-20)
Solid-fluid flows are widely used in chemical, biochemical, food and petroleum processes. These include crystallization and sedimentation steps, hydrometallurgical operations, backwashing of granular filters, adsorption ...
Transesterificação de ésteres etílicos e estudo cinético usando a sílica CTA-MCM-41
(Universidade Federal de São Carlos, 2020-02-28)
The synthesis of biodiesel, through transesterification, occurs industrially in the presence of basic homogeneous catalysts, where others steps are necessary, such as washing and neutralization of the final product due to ...
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 ...
Avaliação de diferentes condições geométricas e operacionais de precipitadores eletrostáticos na coleta de nanopartículas
(Universidade Federal de São Carlos, 2021-02-22)
The development and optimization of equipment aimed at removing nanoparticles from atmospheric air have been gaining importance in the current scenario. The adverse effects of these ultrafine particles on human health and ...
Fotoconversão de CO2 em produtos com valor agregado
(Universidade Federal de São Carlos, 2021-04-29)
In recent decades, due to population and industrial growth, the energy demand has increased significantly. However, much of the energy consumed comes from burning fossil fuels, which emit large amounts of gases that can ...
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 ...