998 resultados para Transporte de madera
Resumo:
This study aims to analyze the intermunicipal collective transportation in The State of São Paulo, according to the relation of lines per permittee company of June/2002 and June/2012. We worked on the suburban and road bus lines. After analyzing the data, we seek to know how was the evolution of these lines in the State of São Paulo, the regions in which these lines were more developed and the groups that monopolize increasingly the intermunicipal collective transportation. It was made a list of some variables that enabled a comparison with the road system and we also showed the considerable increase of the suburban lines, which became more common as time goes by to compete against the clandestine transportation
Resumo:
Sabe-se que as substâncias presentes na fumaça do cigarro provocam alterações no sistema respiratório, incluindo alterações no transporte mucociliar. Objetivo: Comparar o transporte mucociliar de indivíduos tabagistas e abstênicos, e correlacioná-lo à função pulmonar e a história tabagística. Metodologia: Foram avaliados 65 indivíduos, divididos em 2 grupos, grupo abstênico (G1) e grupo controle (G2). Primeiramente, foi realizada uma entrevista inicial para obtenção de dados pessoais, antropométrico e histórico tabágístico. Após foram avaliados quanto à função pulmonar (espirometria), quantificação do monóxido de carbono no ar exalado (COex) e do transporte mucociliar nasal (tempo de trânsito de sacarina-TTS). Todas as avaliações foram realizadas após um período de doze horas, 7 e 15 e 30 dias de abstinência do cigarro. Método estatístico: A descrição dos resultados foi apresentada como média e desvio padrão. Para comparação dos grupos foi utilizado ANOVA para medidas repetidas, não paramétrico, seguido do teste Volm-hidak. O nível de significância utilizado foi de p<0.05. Resultados: Houve diferença estatística entre o TTS no grupo abstênico a partir de 15 dias em relação ao valor basal. Não houve correlação entre o transporte mucociliar basal e as variáveis. Conclusão: Indivíduos que cessam o hábito tabagístico, após 15 dias de abstinência, já é possível verificar melhora na depuração mucociliar e esta se mantém na faixa de normalidade até o 30º dia
Resumo:
Understanding the linkages between the natural elements is essential for being promoted the land use, occupation and sustainable management of environmental systems. Universal Soil Loss Equation (USLE), as a predictive model of erosion, is important to allowing the prevention of possible environmental impacts which may drastically interfere in natural or anthropic environments, as well as prevent potential financial wastes and even contribute to greater efficiency of agricultural production. This research will be working some USLE parameters, emphasizing topographic factor from Ribeirão Monjolo Grande watershed. Among the factors considered by the USLE, the Topographic Factor interferes directly in the erosive dynamic of a watershed because it involves variables related to hydrological processes that occur on it. In this research, were discussed different methods for obtaining the Topographic Factor (BERTONI e LOMBARDI NETO, 1985; MOORE e BURCH, 1986; DESMET E GOVERS, 1996) in GIS environment. After comparison between the methods, was indicated that best represents the conditions of geometry strand of the study area. Finally, other factors (R, K, C, P) considered by the USLE were obtained. The attainment of these parameters were guided by the use of geotechnologies, especially in Geographic Information Systems (GIS), with the assistance of secondary data and periodic field visits. The results obtained contributed to the understanding of hydrosedimentological dynamic in this area and serve as a viable strategy for studies of soil loss, aiming at developing consistent material for future researches about environmental planning and land management
Resumo:
O transporte mucociliar é um mecanismo de defesa muito importante do trato respiratório, e é por meio deste que agentes agressores são carregados e expelidos. As substâncias presentes na fumaça do cigarro provocam mudanças no sistema respiratório, incluindo no transporte mucociliar. Objetivos: Avaliar o efeito agudo do fumo no transporte mucociliar de indivíduos tabagistas em diferentes momentos e comparar com grupo controle. Métodos: Foram avaliados 20 tabagistas (10 homens; 46 ± 13 anos; 26 ± 22 anos/maço; 19 ± 10 cigarros/dia) em quatro momentos: após 12 horas de abstinência, imediatamente, 20 minutos e 2 horas após fumar. No primeiro momento foram obtidos dados pessoais, história tabágica (anos/maço, cigarros/dia e grau de dependência de nicotina), e após 12 horas em abstinência do tabaco foi realizado o teste de função pulmonar (espirometria), quantificação do monóxido de carbono no ar exalado (COex) e mensuração do tempo de trânsito de sacarina (TTS) ...(Resumo completo, clicar acesso eletrônico abaixo)
Resumo:
Este trabalho estuda uma aplicação de um Método Multicritério (AHP do inglês Analytic Hierarchy Process) para analisar os problemas do congestionamento do tráfego aéreo nos aeroportos brasileiros, focando-se na ponte São Paulo-Rio de Janeiro. Primeiramente com um estudo em grupo mediante comparação em pares e posteriormente mediante um estudo individual com ratings. O objetivo deste trabalho será obter a alternativa mais adequada para os interesses do tráfego aéreo de Brasil
Resumo:
This study aimed to simulate and evaluate the sediment transport in Upper Basin Stream Cachoeirinha in Rio Claro, SP, and compare the results with previous studies performed in the same basin. The modeling software used in this study was Soil and Water Assessment Tool (SWAT), which is a very comprehensive tool that discusses many physical processes. In this work, the hydrosedimentological processes were treated, aiming to understand the sediment production and transport. The Basin Stream Cachoeirinha has an area with predominantly agricultural use, especially sugar cane. The database for inclusion in software was constructed from the following elements: climatic, topographical, soil type and use and land cover of the area, also including the parameters of Modified Universal Soil Loss Equation (MUSLE). The analysis was conducted for a period of 16 years (1994-2010), which is the range of data available from CEAPLA. The results were analyzed in terms of annual runoff and sediment yield. The average sediment delivery in the simulation was 0.94 t/ha/year, while the maximum annual contribution was 7.28 t/ha/year
Resumo:
The world is an environment in constant process of globalization, where physical boundaries are no longer limits. The competitiveness has also evolved, forcing companies to adopt efficient practices in order to increase productivity gains, reduce losses and improve quality. Nowadays, the supply chain management and its element, including the internal logistics, is regarded as a key element for gaining competitiveness. Thus, this study focused on identifying and implementing improvements in the internal raw materials transport operations of a consumer goods company, based on concepts and tools of the lean thinking. The results showed considerable gains in productivity with consequent cost reduction, proving the efficiency of the methodology lean even in support areas of an organization.
Resumo:
With the market more and more disputed and negotiations where the customer is the main factor who decides whether the companies have conditions or not to dispute the market, industries must search improvements in products and processes targeting lower costs and better quality. With that in mind, this work will study the actual situation of a line of Tension Leveler, after cold mill process, for aluminum coil, and search new technologies, precisely the Scrap Baller machine, which will raise the quality level and the line’s productivity. It will be analyzed the justifications (reasons) for these new technologies, the history, the involved concepts, the operation, functions, the material that will be tension leveled, the limitations and tech and economic viability in comparison with the actual system. Also it will be taken a brief about the aluminum coil production in Brazil, especially the ones which destiny is aluminum beverage can, and the recycling process, that is very well done in Brazil, worldwide leader in aluminum recycling
Resumo:
O grau de desenvolvimento econômico e social de uma sociedade pode ser avaliado diretamente à facilidade de transporte de passageiros e cargas. A qualidade de vida nas cidades é fortemente influenciada pelas características do transporte público. O Brasil tem 80 % de sua população morando em cidades, de forma que uma maior utilização do transporte público seria a solução para problemas de congestionamento, poluição, acidentes, desumanização e outros males que atingem as cidades modernas. Bauru, interior de São Paulo, é uma cidade de porte médio que apresenta um dos maiores índices de utilização de automóveis particulares, em parte pela formação da cidade, que é “espalhada”, e outra por suas características econômicas. A população de baixa renda, moradores da periferia e dependentes do transporte público, enfrenta grandes dificuldades para acessar as diferentes áreas da cidade (má operacionalização do sistema?). Este trabalho de finalização da graduação tem como objetivo maior trazer opções e facilitar o acesso da população a todas as áreas da cidade, através de um sistema de terminais e mini-terminais urbanos de transporte coletivo, buscando a melhor utilização do espaço público, uma maior mobilidade na cidade e a melhoria da qualidade de vida da população
Resumo:
A solução HTK (histidina, triptofano e cetoglutarato) foi especialmente desenvolvida para preservar a heterogeneidade morfológica e bioquímica dos órgãos destinados ao transplante. Contém exclusivamente substâncias existentes no organismo tais como cloretos de sódio, potássio e magnésio, histidina, triptofano, manitol e cetoglutarato de potássio. Sua composição promove a inibição de todos os processos de ativação muscular, nervosa ou endócrina nas estruturas estimuláveis das membranas. Nos compêndios oficiais encontram-se métodos de análise qualitativa e quantitativa para matérias primas. Análises das matérias primas foram realizadas nos Laboratórios de Controle de Qualidade da faculdade de Farmácia e Laboratório de Eletroanalitica (NDcom) do Instituto de Química aplicando os métodos preconizados nos códigos oficiais. Os resultados obtidos com as matérias primas foram satisfatórios e confiáveis. Os mesmos métodos não possibilitaram a análise da Solução HTK acabada como proposto inicialmente. Esses métodos não apresentaram sensibilidade suficiente para a determinação das matérias primas empregadas no preparo desta solução, pois estas se encontram em concentrações bastante reduzidas, necessitando métodos mais sensíveis que realizem análise de traços de eletrólitos.
Resumo:
This paper analyzes the accessibility of the elderly population in relation to urban transportation in the city of Rio Claro - SP. After a study of the physiology, infrastructure, history and legislation of the city, there were collected and analyzed data obtained through semi-structured interviews with the elderly population that makes use of public transport with the aim of identifying the user's profile as well as their impressions and criticism of the service. The Department of Transport and Urban Mobility of Rio Claro provided general information related to public transport in the city. After all the survey, it can be seen that, although a significant portion of the elderly population make use of public transport, there are problems related to the structure of the city, which hinders the movement of buses, and the accessibility of the elderly, caused by physical characteristics of the vehicles, attitude of the motorists and aspects of public administration of the town. These data support the conclusion that there is often a disregard for the rights of the elderly and that it not only should as it can be corrected
Resumo:
The process of urbanization that happened in Brazil during the twentieth century led to processes of structuring and re-organization of space, besides the emergence of many urban problems. Industrialization and urbanization are some of the main causes that could be cited as consequences of this process. As a result of the steep rise of cities, the transport systems became fundamental in boosting flows (immaterial) and the mobility of people and stuff (materials) in the territory. The urban model created for the city of São Paulo in the 1930s was repeated over the years in the medium-sized cities, being repeated the same problems that occurred in the metropolis. In this context our work fits in analyzing the changes occurring in the urban area of São José do Rio Preto - SP, from his relationship with the public transportation system in the face of intra-urban spatial configuration of the city. Transport, while it is recognized by authors as being really important for the analysis and intra-urban spatial configuration, has been little analyzed as the object of study by a geographer, and so, our work has more value
Resumo:
This work shows the importance of taking a good organization of space for the improvement of urban public transport. The model of urban transport is used improperly aggravating factor that generates diseconomies to society. The reduction of the use of public transport, degradation of environmental conditions, chronic congestion, poor accessibility and high rates of traffic accidents are common in many cities. The case study will be done in Jundiaí - SP, where actions were taken to try to reverse this situation of crisis in urban transport, as the change in transport network system. Will analyze the proposals adopted for the implementation of the new network model, steps taken, questionnaires and results from these studies. Verifying the effectiveness of the new transport network model adopted and its reflection with users, those who use the transportation and / or who directly suffer the influences this
Resumo:
From its foundation until nowadays, the city of São Paulo has undergone major transformation processes, one of the responsibles for these changes is the presence of efficient transportation ; From construction of roads and routes for the animal traction transportation, railroads, expansion and improvements to the introduction of the automobiles, highways, subway system, among others, all these changes are related to greater flow of people and goods. However nowadays has been reflected issues such as quality of life and development of society in a sustainable way, once we have the construction and reconstruction of space in benefit of capital, and therefore the valuation of individual motorized transport. The overuse of individual motor vehicles are generating an urban chaos, making it increasingly difficult to transit in big cities, the use of bicycles is presented as a viable modal alternative, allowing the flow, and enhancing the health of society and quality of the air
Resumo:
Diante das transformações econômicas e políticas que marcaram os anos 1990 no Brasil, em especial o Governo de Fernando Henrique Cardoso, o presente estudo busca abordar os principais fatores que levaram à mudança do papel do Estado na economia, à evolução da malha rodoviária como um dos principais avanços do período, bem como às concessões de rodovias realizadas, as quais se tornaram essenciais ao desenvolvimento da infraestrutura brasileira e ao escoamento da produção nacional, inseridos no contexto das privatizações