428 resultados para Subsystem


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A vida escolar em internatos, ret.] a;;ada nos ro mances brasileiros: O Ateneu, de F.~ul Pompéiai c Uoidinho, ãe José Lins do Rego i Balão Cativo e chão de Ferro, de Pedro Navai e A Rede, de Martha Antiero, é reinterpretada numa busca das relações socio-educacionaiD descLitas nos trabalhos de criação. A procura de retençao dos elementos estruturais estabelecidos na escola é feita através de cor relação e oposição dos textos selecionados, onde suas peE sonagens atuarão corno "informantes" e teorias filosofico- -sociais sobre Educação, corno elementos de integração e crItica. Da constatação de que o sistema educacional está baseado, em sua essência, numa relação de subordinação/do minação entre a geração precedente e aquela que a segue quando há comunicação pedagógica, o sistema escolar foi se parado e analisado dentro de dois subsistemas distintos, segundo a situação de seus elementos de subordinados e/ou dominantes, denominados, os dois mundos, de "Colegiatura" e "Equipe Pedagógica". Compreendendo que a escola é, por sua vez, um ~ubsistema que faz parte do sistema maior, a sociedade, foi estabelecido, introdutoriamente a cada des crição das escolas, um esboço sobre a influência do social no estabelecimento escolar, onde o colegial é separado da influência doméstica para o preparo ao domínio social da rua.

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Inicia-se o trabalho, reconstituindo-se, sob um ponto de vista histórico, o problema do dualismo e do monismo, na Psicologia. A reconstituição é feita partindo-se de uma origem situada em Sócrates e, dai, desenvolvendo-se até os dias atuais, onde, demonstra-se, a questão permanece. A identificação daquela origem foi determinada pela circunstância de, alí, o problema ter merecido um estudo sistematizado e ter se caracterizado como metafísico. Entendendo-se, com isso, que a questão a resolver era a respeito do que existiria como entidade autônoma. Neste caso, então, se apenas o "corpo", se apenas a "mente" ou se os dois. As soluções que propunham a existência só da mente (monistas da mente), ou de mente e corpo, enquanto entidades distintas (dualistas) viriam a ser, portanto, decisivas para a própria concepção da Psicologia. Como se afirma ser, a partir de uma decisão referente ao problema anterior, que se deva desenvolver uma Psicologia cientifica, estabelece-se, no capítulo II, as concepções adotadas para Ciência, conhecimento científico e método científico. Ali, aproveita-se para justificar porque parte do estudo deve cair sob o domínio da Filosofia da Ciência, como um todo e da Filosofia da Psicologia, em particular. No capítulo III, volta-se a demonstrar com maior ênfase, que o problema "mente-corpo" é, ainda hoje, metafísico e requer uma tomada de decisão, naqueles termos. Mostra-se que a decisão é sempre tomada quando nada como pressuposto, senão explícito, pelo menos implícito. Uma vez tendo-se demonstrado que só o corpo pode ser afirmado como representando alguma coisa que exista, em termos reais, no sentido metafísico, parte-se para o estabelecimento daquele que seria o autêntico objeto de estudo da Psicologia. Fazendo-se, então, uso de uma Semântica Filosófica "crítico-realista", demonstra-se que ele termina sendo: o conjunto de propriedades do objeto real representado pelo corpo e responsáveis pelas manifestações pelas quais a Psicologia, por uma tradição de investigação, sempre se interessou. Finalmente, no capítulo IV, concebe-se um modelo sistêmico para representar a Natureza. Nele vige a 'lei' da transformação, que resulta da' interação entre os subsistemas. Entre os subsistemas existem aqueles que representam objetos reais e são designados como "Corpo Humano". Estes estão sujeitos à mesma 'lei'. A partir da transformação do U23592 em Pb20782, constrói-se duas funções matemáticas, com base na teoria dos conjuntos, para demonstrar-se como funciona a lei da transformação ou a função transformação, aplicável a todos os subsistemas, que são elementos do Sistema que representa a Natureza. Dessas construções e mais algumas, ao serem aplicadas aos subsistemas que representam os objetos reais denotados como Corpo Humano, extrai-se um grande número de consequências para a Psicologia. Termina-se apresentando um modelo específico para representar o objeto real denotado por Corpo Humano. Este, como subsistema, também é um sistema e composto de quatro subsistemas: Motor, Emocional, Perceptivo e Cognitivo. O todo e as partes passam a funcionar regidos pela lei da Transformação.

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Atualmente, há uma grande cobrança da sociedade para que as empresas privadas se desenvolvam de forma sustentável e responsável. ou seja. tenham práticas de Responsabilidade Social Corporativa (RSC). No turismo. esse debate é ainda mais eminente. pois muitas localidades vivem e dependem do setor. que ao mesmo tempo, traz muitos impactos nocivos. Algumas cidades brasileiras. como Paraty (RJ). revitalizaram a sua economia por meio do turismo. após longos anos de abandono. entretanto elas tentam manter o seu desenvolvimento de forma equilibrada. sem prejudicar as peculiaridades locais. Ao analisar os temas sustentabilidade e RSC. observa-se que os mesmos possuem uma literatura ainda em construção. com resultados fragmentados. pouco conclusivos e deixando muitas lacunas teóricas. Além disso. também há poucos estudos sobre a gestão hoteleira em Paraty. sendo este o principal subsistema do turismo. Sendo assim. esse estudo investigou de forma exploratória. operacionalizadas por meio de entrevistas em profundidade. qual a percepção e formas de atuação dos gestores dos meios de hospedagem de Paraty. localizados em seu centro histórico. Com isso. foram entrevistados gestores de oito meios de hospedagem da cidade. selecionados por faixa de preços. O universo desse estudo é composto por cerca de 30 pequenas empresas. Os dados foram analisados por meio da técnica de análise conteúdo. Os gestores foram os sujeitos entrevistados. porque são os principais decisores e promotores do desenvolvimento sustentável nesses empreendimentos. Concluiu-se que. as características dos meios de hospedagem estudados diferem de acordo com a sua faixa de preço. Ao mesmo tempo. independente das diferenças veriticadas. as formas de gestão. assim como a percepção e formas de atuação de RSC. se assemelham a estudos analisados em pequenas empresas. estes pouco abordados na Administração. Além disso. todos os gestores entrevistados têm consciência em relação aos aspectos positivos e negativos da cidade. dos impactos do turismo e das suas responsabilidades para minimizar/potencializar esses impactos. Apesar do seu conhecimento sobre a RSC não ser sistematizado e as suas formas de atuação não estarem incluídas no planejamento constante da empresa. os mesmos demonstram ter senso de cidadania, consciência e propensão em investir cada vez mais na gestão sustentável do turismo na cidade. Por fim. constatou-se que a percepção e formas de atuação desses gestores. não é exatamente convergente pelo que é proposto por grande parte da literatura de RSC e sustentabilidade. apesar de serem formas autênticas e concretas de promover um desenvolvimento sustentável e equilibrado.

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This thesis aimed to evaluate the implementation of the Food Acquisition Program(PAA) through CONAB RN in the period of 2003-2010 with the perception of all agents involved in the implementation of the government program.For the methodological trajectory it was adopted a descriptive bibliographical and documentary approach with triangular qualitative and quantitative, also called evaluative research.The theoretical model was supported by the authors Draibe (2001), Aguilar and Ander-Egg (1994) and Silva(2001), among others, that focused on family farming and evaluation of implementation of public policy having as a category of analysis the size implementation of policy and the latter divided into 10 theoretical dimensions.The universe consisted of three groups: the first were the managers and technicians from CONAB(RN and Brasilia), totaling 15 subjects. The second group was of associations/cooperatives that participated in the programin 2010, totaling a sample in each access of 15 representatives. The third group of subjects totaled with 309 representatives of governmental and non-governmental organizations that received donations of food for the same period. Semi-structured interviews and forms were adopted as instruments of data collection.The data were processed qualitatively by the analysis of content (interviews and documents) and quantitatively by means of statistical tests that allowed inferences and adoption of frequencies. Among the key find ingests that the program is not standing as a structure supported by planning. The interests of the performers do not necessarily converge with the objectives of the Food Acquisition Program (PAA). A shockof goals was identified (within the same program) when comparingthe financial agent (Ministry of Rural Development and of Social Development and Fight Against Hunger Ministry r) and the executor, CONAB/RN. Within the assessed dimensions, the most fragileis the sub-managerial decision-making and Organizational Environment and internal assessment, still deserves attention the sizeof logistical and operational Subsystem, as this also proved weak.The focusin the quest toexpand thequantificationof the resultsof theFood Acquisition Program (PAA)by CONAB/RN does forget a quality management focused on what really should be:the compliance with the institutional objectives of the government program.Finally, the perspective for the traded implementation should be re-examined because excessive discretion by managers along with technical staff has characterized there al role of the Food Acquisition Program (PAA) as public policy. We conclude that the implementation model, which apparently aggregates values to the benefitted citizens, has weakened the context of work on family farms having the management model of the implementation process be reviewed by the Federal Government and point too ther paths, which have as a guide line the emancipation and developmentof the field or in the field andat the same time enables the reduction of nutritional deficiency of beneficiaries in a balanced and coherent way

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This study deals with the rural social security Universalist established by the Constitution of 1988 and its importance in the economy of the municipalities of Rio Grande do Norte. In this context, the study seeks to satisfy two important criteria that guide the selection of objects of social science research: a consideration of issues that have relevance to the real world and the intention to make the contribution to the scholarly literature on theoretical and empirical aspects. The research seeks to reveal what is the economic importance of the subsystem of social security for rural municipalities in RN. The hypothesis is that the transfer of income received by beneficiaries from the rural social security tax exceeds the explicit mechanisms for most municipalities in RN, in many cases significantly, proving the importance of this policy as a mechanism for combating poverty and reducing social inequality, especially before the fragility of the federal system on the national political entity hall. The study presents theoretical cores - chapters 1-3 - and empirical - Chapter 4. The first core is about the evolution of social protection as a state policy, addressing the influential theories and typologies of the State of Social Welfare and the characteristics of the Brazilian social security model, but mainly, its rural social security subsystem, its history until universalistic model inaugurated by the Federal Constitution of 1988. The second begins with an overview of studies that have emphasized the impact of Social Security on the local economy of small municipalities, then passing data and statistics in order to gauge the socioeconomic importance of pension income in the rural municipalities of Rio Grande do Norte. To this end, the final chapter provides a comparison of the monetary value transferred by the payment of social security benefits - rural and urban - to each of the 167 municipalities in RN with the equally important sources of income in the budget of municipal entities. Apart from their own tax revenues, are objects of comparison with the value of pension benefits awarded in RN, transfer quota state relating to the municipality on the federal ICMS and the transfer on the FPM

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This dissertation analyses the Brazilian housing policy of today s, focusing on the programmes in the socalled Social Interest Housing Subsystem in order to discuss to what extent the government has been able to grant housing constitutional rights in the country. The discussion is about housing policy and the principles in the country s Constitution regarding the role of housing as a social right, a right that must be granted by the state. This refers to land rent theory to understand the relationship between capital and property and the reasons why, under capitalism, housing becomes a commodity in the market. Then, it discusses the national housing policy, which emphasizes land ownership through financing, that is, via market, a process that excludes all low income population. In the conclusion, it is clear that, although government programmes cover extensively at least potentially the national territory as well as social group, subsidized housing programmes cannot be implemented in the city due to land prices because subsidy is too low. In this way, the law that grants housing rights to all Brazilian citizens is violated

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The importance of the airport sector in the development of a country refers to the need for studies on management of airports, to aid the process of decision making. In Brazil, growth in passenger demand is why investments in order to balance the capacity of an airport with air demand. Thus, the study aims to develop a model for Dynamic Systems able to assist airport management in Brazilian sizing subsystems an airport (Passenger Terminal, Runway and Patio). The methodology of this work consists in the steps of defining the problem, formulating the hypothesis dynamic building simulation model, and validation experiments. Finally, we examined the status of each subsystem in thirteen Brazilian airports in scenarios current, most likely and optimistic for air passenger demand

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This master dissertation presents the development of a fault detection and isolation system based in neural network. The system is composed of two parts: an identification subsystem and a classification subsystem. Both of the subsystems use neural network techniques with multilayer perceptron training algorithm. Two approaches for identifica-tion stage were analyzed. The fault classifier uses only residue signals from the identification subsystem. To validate the proposal we have done simulation and real experiments in a level system with two water reservoirs. Several faults were generated above this plant and the proposed fault detection system presented very acceptable behavior. In the end of this work we highlight the main difficulties found in real tests that do not exist when it works only with simulation environments

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T'his dissertation proposes alternative models to allow the interconnectioin of the data communication networks of COSERN Companhia Energética do Rio Grande do Norte. These networks comprise the oorporative data network, based on TCP/IP architecture, and the automation system linking remote electric energy distribution substations to the main Operatin Centre, based on digital radio links and using the IEC 60870-5-101 protoco1s. The envisaged interconnection aims to provide automation data originated from substations with a contingent route to the Operation Center, in moments of failure or maintenance of the digital radio links. Among the presented models, the one chosen for development consists of a computational prototype based on a standard personal computer, working under LINUX operational system and running na application, developesd in C language, wich functions as a Gateway between the protocols of the TCP/IP stack and the IEC 60870-5-101 suite. So, it is described this model analysis, implementation and tests of functionality and performance. During the test phase it was basically verified the delay introduced by the TCP/IP network when transporting automation data, in order to guarantee that it was cionsistent with the time periods present on the automation network. Besides , additional modules are suggested to the prototype, in order to handle other issues such as security and prioriz\ation of the automation system data, whenever they are travesing the TCP/IP network. Finally, a study hás been done aiming to integrate, in more complete way, the two considered networks. It uses IP platform as a solution of convergence to the communication subsystem of na unified network, as the most recente market tendencies for supervisory and other automation systems indicate

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The method of artificial lift of progressing cavity pump is very efficient in the production of oils with high viscosity and oils that carry a great amount of sand. This characteristic converted this lift method into the second most useful one in oil fields production. As it grows the number of its applications it also increases the necessity to dominate its work in a way to define it the best operational set point. To contribute to the knowledge of the operational method of artificial lift of progressing cavity pump, this work intends to develop a computational simulator for oil wells equipped with an artificial lift system. The computational simulator of the system will be able to represent its dynamic behavior when submitted to the various operational conditions. The system was divided into five subsystems: induction motor, multiphase flows into production tubing, rod string, progressing cavity pump and annular tubing-casing. The modeling and simulation of each subsystem permitted to evaluate the dynamic characteristics that defined the criteria connections. With the connections of the subsystems it was possible to obtain the dynamic characteristics of the most important arrays belonging to the system, such as: pressure discharge, pressure intake, pumping rate, rod string rotation and torque applied to polish string. The shown results added to a friendly graphical interface converted the PCP simulator in a great potential tool with a didactic characteristic in serving the technical capability for the system operators and also permitting the production engineering to achieve a more detail analysis of the dynamic operational oil wells equipped with the progressing cavity pump

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Research about teacher education, carried out in the area of Applied Linguistics (AL), reveals the importance of reflective practices in the professional development of teachers. With the aim of contributing to this area, we present this case study conducted at a technical school in Natal, RN. The corpus of the study is formed mainly from the teacher‟s discourse, generated during a stimulated recall session and the instruments used to collect the data: an initial questionnaire, a video recording of a class and the text transcript of the stimulated recall session. The central objective is to understand the way in which the reflection-on-action (SCHÖN, 1983, 1987) can contribute to raise the awareness of an English as a Foreign Language teacher (EFL) about her actions in the classroom. With this proposal, we begin our discussion presenting the origins, the presuppositions and characteristics of the concept of reflection according to Schön (1983, 1987), and supported by other authors (PERRENOUD, 2002; GÓMEZ, 1995; IMBERNÓN, 2009, among others); of critical reflection (LISTON e ZEICHNER, 1993; PIMENTA, 2002; DUTRA e MELLO, 2004, among others); and of the process of critical reflection (SMYTH, 1992). To evidence the reflections that emerge in the teacher‟s discourse, we found support in the theories and methods of Systemic Functional Grammar (SFG), which was initially proposed by Halliday (1985, 1994), Halliday and Hasan (1989), Halliday and Matthiessen (2004) and followers, such as, Eggins (1994), Thompson (1996), among others. We focus mainly on the subsystem of Attitude, an integral component of the system of discourse resources, Appraisal, presented by Martin (2000), Martin and Rose (2003, 2007), Martin and White (2005). The results reveal that the actions of the teacher in the classroom reflect not only her professional experiences, but also her values and concepts about teaching/learning languages. The results also show the teacher‟s awareness of the need for changes in her practices. Faced with these findings, we believe that this study reveals important concepts that can direct teacher educators to rethink new ways of approaching teacher training courses. In addition, it also reveals the importance of discourse analysis based on a systemic functional approach.

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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The increase of capacity to integrate transistors permitted to develop completed systems, with several components, in single chip, they are called SoC (System-on-Chip). However, the interconnection subsystem cans influence the scalability of SoCs, like buses, or can be an ad hoc solution, like bus hierarchy. Thus, the ideal interconnection subsystem to SoCs is the Network-on-Chip (NoC). The NoCs permit to use simultaneous point-to-point channels between components and they can be reused in other projects. However, the NoCs can raise the complexity of project, the area in chip and the dissipated power. Thus, it is necessary or to modify the way how to use them or to change the development paradigm. Thus, a system based on NoC is proposed, where the applications are described through packages and performed in each router between source and destination, without traditional processors. To perform applications, independent of number of instructions and of the NoC dimensions, it was developed the spiral complement algorithm, which finds other destination until all instructions has been performed. Therefore, the objective is to study the viability of development that system, denominated IPNoSys system. In this study, it was developed a tool in SystemC, using accurate cycle, to simulate the system that performs applications, which was implemented in a package description language, also developed to this study. Through the simulation tool, several result were obtained that could be used to evaluate the system performance. The methodology used to describe the application corresponds to transform the high level application in data-flow graph that become one or more packages. This methodology was used in three applications: a counter, DCT-2D and float add. The counter was used to evaluate a deadlock solution and to perform parallel application. The DCT was used to compare to STORM platform. Finally, the float add aimed to evaluate the efficiency of the software routine to perform a unimplemented hardware instruction. The results from simulation confirm the viability of development of IPNoSys system. They showed that is possible to perform application described in packages, sequentially or parallelly, without interruptions caused by deadlock, and also showed that the execution time of IPNoSys is more efficient than the STORM platform