Investments Optimization
Mostrando 13-24 de 30 artigos, teses e dissertações.
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13. ALGORITMOS HEURÍSTICOS DE OTIMIZAÇÃO DA PROTEÇÃO E MANOBRA EM REDES DE DISTRIBUIÇÃO DE ENERGIA / RELIABILITY HEURISTIC ALGORITHMS FOR PROTECTION AND MANEUVERING DEVICES DISTRIBUTION NETWORKS
The new regulations of the electricity sector have requested from the power utilities great performance efficiency on their distribution systems, requiring more rigorous quality and continuity energy levels. In Brazil, the privatization of the power utility companies has been allowing the adoption of new planning and operation policies, that necessarily cons
Publicado em: 2008
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14. Otimização de fluxo em redes na gestão financeira do caixa: aplicação em uma empresa do setor agroindustrial / CASH FLOW MANAGEMENT OPTIMIZATION WITH NETWORK FLOW: APLICATION TO THE AGRO-INDUSTRY / Otimização de fluxo em redes na gestão financeira do caixa: aplicação em uma empresa do setor agroindustrial / CASH FLOW MANAGEMENT OPTIMIZATION WITH NETWORK FLOW: APLICATION TO THE AGRO-INDUSTRY
Cash flow management is a financial problem that involves the efficient management of cash, short-term investments and short-term loans. In this study, we formulate the cash flow problem encountered in a typical agro-industrial company as a network optimization problem. Two examples using a linear programming model were studied: in the first example, the ori
Publicado em: 2007
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15. Decision making strategies for real time trains movement planning / Estrategias de decisão para o planejamento de circulação de trens em tempo real
Railways plays a major role in freight and passenger transportation in the whole world. The Brazilian railway system has suffered a process of abandon and deterioration from 1960 to 1990. Since 1990 the privatization of the national railways brought new investments and in the last years the demand for railway transportation has increased significantly. Railw
Publicado em: 2007
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16. Integration of remote sensing (SRTM and RADARSAT-1) geology, gravimetry and magnetometry date as an aid to a morphostructural study in the Uatumã River area, Amazon Basin / Integração de dados de sensoriamento remoto (SRTM e RADARSAT-1), geologia, gravimentria e magnetometria para estudo morfoestrutural da área do Rio Uatumã, Bacia do Amazonas
Drainage network automatically extracted from a SRTM digital elevation model was combined with geologic, gravity and magnetometry data for morphostructural study in the region of the Uatumã River, Amazonas Sedimentary Basin. Data interpretation allowed the identification of different drainage patterns, including trellis, pinnate, contorted, annular and angu
Publicado em: 2006
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17. Avaliação da aplicação de conteúdos de treinamento no trabalho : uma contribuição metodológica
Facing such an environment of a current rough competition, the innovation is the key part for the survival of the enterprises. The innovation itself arrives from the knowledge, turning it into a big competitive differential. By reason of that, the corporations have highly invested in knowledge and personnel mainly through training which allows the enterprise
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 09/09/2005
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18. Entidades fechadas de previdÃncia provada no Brasil â polÃtica de investimentos em fundos de pensÃo - ALM. / Closed entities of proven providence in Brazil - politics of investments in pension fund - ALM
This study broachs the management of the investments of a Brazilian pension fund - EFPC. The theme is described in five chapters. In the first one is presented a actuarial vision of a EFPC, through a short historic about the sector and about the concepts involved especially concerning to the segments of the Brazilian financial Market. In the second, where th
Publicado em: 2005
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19. Abordagem evolutiva para o planejamento multi-periodo da expansão da rede de acesso aos serviços de telecomunicações
After privatization, the telecommunication area has been experienced big technological changes. From the user point of view, this means access to more modern services. For the service providers, the privatization means competition. The service providers need an optimized business plan to increase their market share, so that they can maximize their revenue an
Publicado em: 2005
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20. GENERATION OF THERMAL AND ELECTRIC LOAD PROFILES FOR THE OPTIMIZATION OF A COGENERATION SYSTEM / GERAÇÃO DE PERFIS ELÉTRICO E TÉRMICO PARA OTIMIZAÇÃO DE UM SISTEMA DE COGERAÇÃO
The cogeneration will be an always present concept in the forms of energy conversion in the future, since it proposes to optimize the use of the energy resources. The system specification goes primarily through a technical economic analysis, where all the investments and operational costs are quantified for minimizing the cost of the produced energy. In the
Publicado em: 2005
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21. Application of open queueing network models for the design and planning of discrete manufacturing systems. / Aplicação de modelos de redes de filas abertas no projeto e planejamento de sistemas discretos de manufatura.
The management of manufacturing systems have become more complex, once that new products are arising, product demands are uncertain, life cycles get shorter, and a wide variety of products compete for common resources. This thesis deals with the design and planning of discrete manufacturing systems, based on open queueing network models to support the decisi
Publicado em: 2005
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22. OTIMIZAÇÃO DE PORTFÓLIO DE CONTRATOS DE ENERGIA EM SISTEMAS HIDROTÉRMICOS COM DESPACHO CENTRALIZADO / PORTFOLIO OPTIMIZATION OF ENERGY CONTRACTS IN HYDROTHERMAL SYSTEMS WITH CENTRAL DISPATCH
Portfolio optimization has been widely used to select investments in the financial area. The first proposal in this topic was the Markowitz mean-variance approach, which uses, respectively, the mean and the variance as measures of portfolio return and risk. Since Markowitz many other approaches, which adopt alternative risk measures, have been proposed, e.g.
Publicado em: 2004
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23. MODELO PARA OTIMIZAÇÃO DO ÍNDICE DE DESENVOLVIMENTO HUMANO DAS ORGANIZAÇÕES DAS NAÇÕES UNIDAS COMPOSTO PELOS INDICADORES DE EDUCAÇÃO, SAÚDE E RENDA / OPTIMIZATION MODEL TO THE HUMAN DEVELOPMENT INDEX OF THE UNITED NATIONS COMPOUND OF THE LIFE EXPECTANCY, EDUCATION LEVEL AND THE FAMILY INCOME INDEXES
O Índice de Desenvolvimento Humano (IDH) foi criado pela Organização das Nações Unidas (ONU) em 1975, sendo um índice composto que mede a obtenção da média do país em três aspectos básicos que são a expectativa de vida, a educação e a renda familiar. O IDH é um indicador alternativo ao Produto Nacional Bruto (PNB), que mede a riqueza de uma n
Publicado em: 2004
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24. Gerenciamento Estratégico de Energia, Estudo de Caso
This work, studies an executive methodology of Industrial Energy Management, in a systemized form, using strategical management tools of processes, method pdca, concept of ¨just in time¨ and administration and management of stock; that they will allow the data handling and quantitative and qualitative informations to be applied, independent and/or totality
Publicado em: 2004