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Estudo do coprocessamento de óleos vegetais para a conversão de bio- hidrocarbonetos na faixa do querosene de aviação
(Universidade Federal de Minas GeraisBrasilICX - DEPARTAMENTO DE QUÍMICAPrograma de Pós-Graduação em QuímicaUFMG, 2023-02-15)
Sustainable aviation fuel and green diesel are the main representatives of the drop-in fuels, which, in addition to being renewable, have similar composition and properties of fuels derived from petroleum, which allows ...
Sensor plasmônico baseado em nanopartículas de ouro para detecção de combustível adulterado
(Universidade Tecnológica Federal do ParanáApucaranaBrasilLicenciatura em QuímicaUTFPR, 2018-11-21)
Plasmonic sensors based on gold nanoparticles (AuNPs) are based on the Localized Surface Plasmon Resonance (LSPR) effect which is capable of monitoring variations in the refractive index (IR) of the contact medium with the ...
Utilização de argila residual recuperada como meio adsorvente de óleo de fritura para produção de biodiesel
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de AlimentosEngenharia de AlimentosUTFPR, 2015-11-25)
To achieve the desired sensorial quality for oils, they undergo refining steps. Clarification is one such stages where is used as a filter, by a making adsorve unwanted from oil, making it more visually appealing to ...
The role of drought conditions on the recent increase in wildfire occurrence in the high Andean regions of Peru
(CSIRO Publishing, 2023-01-24)
Wildfire occurrence has increased sharply in the last two decades in the Peruvian Andes. There is, however, little research on wildfires and their impacts. This study explores the conditions conducive to wildfire during ...
Seasonal Variation in the consumption of biomass fuel in a rural community of arid Patagonia, Argentina
(Ethnobiology and Conservation, 2018-10)
The use of biomass as an energy resource is key to the subsistence and development of diverse rural populations throughout the world. Particularly, the study of seasonal variation in firewood consumption contributes knowledge ...
Produção e análise quimiométrica de biodiesel a partir de óleo de pinhão manso
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de QuímicaQuímicaUTFPR, 2015-07-16)
In Brazil, vegetable oils commonly used for obtaining biodiesel oils are corn, castor beans, sunflower, soybean, cotton, palm, among others. However, recently, jatropha (Jatropha curcas L.) is being considered as a good ...
Combustibles forestales superficiales y riesgo de incendio en tres estadios de sucesión de bosques en el Parque Nacional Palo Verde, Costa Rica.
(Instituto Tecnológico de Costa Rica, 2014)
In this study, forest fuel of the standing trees and aboveground mulch was quantified. Also, the floristic composition was characterized in three successional stages of treatment, old or primary forest (38.36 ha), more ...
Estudo do potencial bioenergético do resíduo de cervejaria considerando suas propriedades físico-químicas, parâmetros bioenergéticos e comportamentos da combustão
(Universidade Tecnológica Federal do ParanáFrancisco BeltraoBrasilEngenharia QuímicaUTFPR, 2021-11-05)
The use of biomass as a renewable energy source is a viable alternative to replacing fossil fuels, being able to reduce environmental impacts, and meeting the country's strong energy demand. This work aimed to investigate ...