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Itens para a visualização no momento 1891-1900 of 2661
Aprendizagem significativa no ensino de química : o caso da experimentação em uma unidade de ensino potencialmente significativa sobre polímeros sintéticos
(2018-12-06)
This research was designed with the purpose of planning, practicing and investigating the possibilities of a Potentially Meaningful Teaching Unit (PMTU) as a didactic strategy for Chemistry classes, for mid-level, permeated ...
Caracterização das relações isotópicas de álcoois de diferentes matériais-primas e dua adição em vinhos
(2021-05-12)
The wine alcohol comes from the grape fermentation, non-grape alcohol is not allowed in the wine. However, adulterations in the wine can happen because there is a great economic viability in the alcohol production from raw ...
Determinação de resíduos alergênicos de coadjuvantes enológicos em vinhos
(2021-05-12)
During winemaking, technology aids are used as processing aids. These compounds have important oenological properties; however, if derived from allergenic foods, such as milk and eggs, the presence of their residues can ...
Análise da capacidade de acompanhamento das tendências de comercialização de sucos de uva: um estudo aplicado às cooperativas da Serra Gaúcha
(2021-06-10)
Cultivation of grape in the south of the country begun with the arrival of Italian immigrants, who brought with them fruit seedlings to grow in the region. These immigrant families had the habit of consuming wine in their ...
Caracterização química e potencial antimicrobiano in vitro de extratos produzidos por fungos em cultivos submersos: uma abordagem frente a leveduras e bactérias de interesse biomédico e alimentar
(2019-10-03)
The increase in cases of microbial resistance, occurring mainly in the last 20 years, coupled with the reduction in the release of new antibiotics warn of an imminent post-antibiotic era.. In this context, the aim of this ...
A desconstituição de um mito por meio da produção de vídeo : o caso de Arquimedes
(2018-02-15)
This work aims to discuss how Archimedes would have solved the problem of Hiero king's crown, addressing the solution mentioned by Galileo, proposing a discussion on the subject and seeking a non-single resolution, in line ...
Turismo e saúde: sinalizadores turísticos de Porto Alegre, relatados pelos usuários do Sistema Único de Saúde(SUS) e seus acompanhantes, em processos de deslocamento
(2021-07-06)
This thesis has as object of study the relationship between Tourism and Health, Tourist Signs of Porto Alegre, reported by users of the Unified Health System (UHS) and their companions, in displacement processes. General ...
Método para cálculo global de eficiência em sistemas de ar comprimido: aplicação a três estudos de caso
(2019-11-18)
The consumption of electricity is increasing in proportions that the generation does not follow, so when energy efficiency actions are carried out, they generate more positive impacts on society. Thinking about this energy ...
Modelagem de um sistema de refrigeração de bebidas com identificação dinâmica de parâmetros e predição do tempo de estabilização da temperatura para economia de energia
(2019-12-18)
This work deals with the reduction of electric energy consumption in beverage coolers through its shutdown outside of the operating shift. Experiments were conducted considering a commercial model of beverage cooler under ...