Cerca
Items 141-150 di 235
Produção de celulases e xilanases pelo fungo Penicillium echinulatum empregando resíduos da extração de lipídios de nabo forrageiro
(2015-02-23)
The lignocellulosic biomass can be considered as an inexhaustible source of raw material of low cost for the production of biofuels, which are alternatives to fossil fuels. However, the availability of efficient and low ...
Avaliação dos processos de sorção de óleos em mantas não tecidas de PP
(2015-02-23)
Nonwoven polypropylene sorbents (PP) are used for oil spill recovery due to their hydrophobic and oleophilic properties. The aim of this work was evaluate a nonwoven polypropylene sorbent with regard to its physicochemical ...
Terceirização de atividades essenciais em empresas com produção do tipo sob encomenda : critérios de decisão
(2015-05-11)
This study analyzed the decision making criteria used for outsourcing in companies with engineer to order production environment. In order to make this analysis were considered traditional outsourcing models applied to ...
Efeitos do corte por laser sobre a integridade superficial de um aço médio carbono
(2015-02-11)
A condition of the manufacturing process is the need to get processed parts, characterized by good quality surface finish, low roughness and the conservation of its metallurgical properties. These conditions have motivated ...
Biosensor magnetoelástico para a detecção de Escherichia coli
(2015-06-16)
Escherichia coli is a bacteria that must be controlled in the food industry and the hospital sector. Magnetoelastic biosensors offer the promise of rapid identification of these and other harmful pathogens. In this work, ...
Análise fluidodinâmica de biorreator destinado à produção de hidrogênio utilizando CFD
(2015-02-23)
Due to the growing concern with environmental issues involving the emission of gases that enhance the greenhouse effect and other problems associated with fossil fuels, hydrogen arises as an alternative source of energy ...
Avaliação do projeto de eficiência energética com utilização de chuveiros elétricos com base recuperadora de calor aplicados em populações de baixo poder aquisitivo
(2015-02-11)
This dissertation presents a study to determine the power reduction in electric shower when using the heat recovery base. Also, compare the results of two methods of assessing the energy savings in accordance to the ...
Estrutura e propriedades elásticas das fases alpha e gama do ZrW2O8
(2015-10-06)
The crystalline structure and some elastic properties of the a and g phases of zirconium tungstate, ZrW2O8, were calculated according to Density Functional Theory using the B3LYP functional (DFT/B3LYP). The structure of ...
Análise estática e dinâmica de pórticos espaciais com incerteza no carregamento utilizando o método de elementos finitos
(2015-11-23)
In this thesis, static and dynamic analysis of elastic space frames with regime uncertainty in loading using the finite element method (FEM) are described. A structural approach to the dynamic problem of forced vibrations ...
Análise de fatores condicionantes na adoção de um sistema de custeio em micro e pequenas empresas no setor metal-mecânico de Caxias do Sul-RS
(2015-08-07)
In the globalized and competitive world in which we live, the constant changes make the micro and small enterprises reconsider their administrative model. In this context, there ought to be constant monitoring and reassessment ...