863 resultados para Substituição tecnológica


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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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This article is the result of one ampler researching project that discusses about the limits and possibilities of the democratic management at Federal Technological University of Paraná (UTFPR). The main purpose of this text is to demonstrate that the elections to the choosing of directors of campus, recently presented, and the structuring and functioning of the collegiate counsels with deliberative forces of this institution, are elements that contribute to a relative democratization in the form of management of UTFPR.

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The aim of this article is to introduce the context when was created the Brazilian oil industry during the period known as “process of substitution of importation”, under influence of the 1930´s Liberal Revolution. The absence of national private capital, ally to disinterest of multinationals oil companies for developing this sector, particularly during the 1930´s, forced Brazilian State to structuralize a system to regulate and to stimulate oil production from a new entity: the National Oil Council, which takes for itself the task to building the Brazilian oil industry during the period 1938-1953.

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Pós-graduação em Ciência e Tecnologia Animal - FEIS

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The emergence of the digital order renewed the Victorian civilizing ideal and strengthened a world order of techno-economic dependence. The new grand narrative is the urgency of digital transformation of societies; a dream pursued without reflection by the populations of the periphery that ended into in a collision between McLuhan's two informational orders: cold and hot societies. Latin America as part of the periphery did not participate in the development of the informatic technologies and its historical legacy made the appropriation of these technologies more difficult. This paper examines the historical circumstances of this process: the development of a discourse around the digital networks, the consequences of this social construction in the region, the fragile efforts of Brazil to create technology, and the entrance of IT networks in the region. The results showed that the status of this kind of research in the region is weak so we alert about its consequences. We concluded that to create an informational order that may serve as a space of self-affirmation, freedom and heterogeneity, it is necessary to have a deep knowledge of the social and historical context that created its basic technologies, but Latin America is indifferent in such regard. Information Science has a central role in the region within this process but it has not developed it yet.

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Given the increasing demand for fossil fuels to power the engines of the global economy, and also the slow process of synthesis of oil, it becomes necessary to develop new sources of renewable energy in addition to improve promising sources that already exist, turning them competitive. Based on this, biomass is shown very promising between the most popular energy sources due to its availability, applicability, and above all, the fact of not emitting green house gases when analyzing the whole carbon cycle. In this sense, this work presents, through an environmental, technical and economic analysis, the impact in an aluminum mill of replacing the use of electricity, in one process, by a boiler fueled with biomass from waste process of packaging the finished product with pallets. Thus, besides the reduction of CO2 emissions, financial gains are targeted, since the main goal of the corporations that require such power is to maximize its profits

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This monograph discuss the postmodernity social reality issues, emphasizing cultural, communicational, technological and informational extents. Via data collection through specific literature, and sources of different medias( internet, books, comic books, movies, novels, sociological, informational, technological, communicational and humanistic theories) behavioral patterns could be analyzed and the postmodern technological,informational and communicational reality as well, and how they mutually influence the “digital culture” construction (also called cyberculture). The results of this research were used to build a narrative which suits the new culture in development both in shape and in content: the scrip “Hotel Seol”. Therefore, “Hotel Seol” is consisted of an interactive and hypermedia narrative, in which the main reference sources are the study mentioned above, cyberpunk science fiction genre and “Hell”-first part of the book “Divine Comedy”, by DanteAlighieri

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Mass reduction coupled with the mechanical performance in service has been the goal of many projects related to the transport area, considering the advantages that mass reduction can bring. However, make a simple material substitution without design a new geometry to corroborate for the best component performance, often makes the replacement unviable. In this study, it was investigated the advantages of replacing the prototype BAJA SAE front suspension lower arm of Equipe Piratas do Vale de BAJA SAE - Universidade Paulista, Campus Guaratinguetá, actually produced with steel, for a new component made of carbon fiber composite. The new geometry has been developed to provide the best possible performance for this component and your easy manufacturing. The study was done using the 3D modeling tools and computer simulations via finite element method. The first stage of this work consisted on calculation of the estimated maximum contact force tire / soil in a prototype landing after jump at one meter high, drop test in the laboratory with the current vehicle, current front suspension lower arm 3D modeling, finite element simulation and analysis of critical regions. After all current component analysis, a new geometry for the part in study was designed and simulated in order to reduce the component mass and provide a technological innovation using composite materials. With this work it was possible to obtain a theoretical component mass reduction of 25,15% maintaining the mechanical strength necessary for the appropriated component performance when incited

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This paper concerns about the durability of new material in construction. It is noteworthy the fact that increases increasingly searching for alternative materials that do not depend only of natural resources and at the same time be an alternative for reuse of industrial waste. Since the construction materials have a long life and a high cost of civil works and maintenance, it is crucial to estimate the behavior of a new product. Thus , this work discuss the durability of mixed mortar lining , made with waste from the process Kraft pulp production , known as dregs and grits , in partial replacement of sand. Tests were conducted to simulate conditions as adverse environments of constant heat and fire, with the aim of analyzing the behavior of mortar mixed matched the behavior of standard mortar

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TFor companies to remain competitive should seek investment in the project management through new tools. The method Critical Chain has been considered an innovative way to manage projects, to promote change and give great results. However, there are still some questions to be answered and there are few papers reporting on the implementation of CCPM method in real environment of multiple projects. This work analyze the deployment process of Critical Chain at a company in the technology sector, in order to check the risk factors, advantages and difficulties in that process. Showing not only the likely benefits, but also the possible difficulties, mainly cultural and behavioral, inherent in all business transformation processes in order to support the implementation of all theoretical architecture for corporate reality

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Pós-graduação em Desenvolvimento Humano e Tecnologias - IBRC