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Mrůzková, Karolína. "Využití polarimetrie a refraktometrie ke stanovení koncentrace invertního cukru v invertních sirupech". Master's thesis, Vysoké učení technické v Brně. Fakulta chemická, 2021. http://www.nusl.cz/ntk/nusl-449740.
Pełny tekst źródłaOliveira, Luiz Ricardo Bertoldi de. "Cinemática inversa para simulação de figuras articuladas". Universidade do Vale do Rio dos Sinos, 2018. http://www.repositorio.jesuita.org.br/handle/UNISINOS/7417.
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A simulação de figuras articuladas em computação gráfica que representam animais, pessoas ou robôs, normalmente, são compostas por uma cadeia de segmentos rígidos conectados por juntas dispostas de maneira hierárquica. Quando estas figuras possuem muitos segmentos, e precisam ser animadas por cinemática inversa, sua configuração de movimento pode apresentar múltiplas soluções ou soluções não-lineares além de singularidades de movimento. Este trabalho propõe uma nova topologia de juntas de hierarquia variável , generalista o suficiente para se aplicar a qualquer modelo articulado. Além disto, propõe um algoritmo de cinemática inversa que supra a não-linearidade dos modelos propostos até o momento. Um modelo como este, formaliza a animação de figuras articuladas que não precisam ter uma hierarquia de juntas rígida ou que possuam muitas juntas e segmentos. Para validação do modelo foi usada a Distância de Hausdorff para cálculo da similaridade do end-effector e um conjunto de pontos ideais com uma precisão 91.23%. O movimento foi suavizado em comparação a outros modelos por meio da minimização de 8,7% nos ângulos nas juntas.
The simulation of articulated figures in computer graphics that represents animals, people or robots is usually composed of a chain of rigid segments connected by joints arranged in a hierarchical way. When these figures have many segments and need to be animated by inverse kinematics, their motion configuration may present multiple solutions or nonlinear solutions and motion singularities. This work proposes a new topology of joints of a variable hierarchy, general enough to apply to any articulated model. In addition, it proposes an inverse kinematics algorithm to supply the non linearity of the models already proposed A model like this generalizes the animation of articulated figures because it do not need to have a rigid joints topology and works to figures with many joints and segments. Hausdorff Distance was used to calculate the end-effector similarity with an ideal set of points. The accuracy achieved is 91,23% of similarity. Motion of all joints is smoother when compared to other models by minimizing 8,7% of the angles.
Dávila, Valle Melissa Paola, Medina Eduardo Francisco Rondon, Tillit Daniela Paola Navarro, Purizaga Mario Andre Cachay i Ovalle Luis Alberto Chura. "Aquamati". Bachelor's thesis, Universidad Peruana de Ciencias Aplicadas (UPC), 2019. http://hdl.handle.net/10757/626531.
Pełny tekst źródłaThis project entails the development of a new product that will be launched to the bottled water market. In this abstract, We'll show the process developed to correctly analyze if the project was profitable or not. Our project's goal is to introduce to the market a novel product, Aquamati is ozonized water, which has several benefits that regular bottled water in the market do not, It's an eco-friendly product, being possible to reuse its glass bottle, and ozone being a natural purifier, it offers several health benefits. In this document, you will see all the phases in which we developed the core ideas, interviewed potential consumers, established market hypothesis, ran focus groups in which the product's flavor and image were evaluated, and finally designed strategies to insert our product in a way that makes it competitive. Our water is targeted towards consumers from socioeconomic status A and B, and between ages of 18 and 50 years old, that reside in Lima and have a tendency to buy products that incentivize a healthy life and a sophisticated life style. Finally, in the document you'll be able to see the planning of activities such as: human resources, marketing, social responsibility, finances, and accounting, which show the viability of the business.
Trabajo de investigación
CARVALHO, MARISTELA PROVEDEL DE. "THE WORLD I INVENT, THE WORLD THAT INVENTS ME: REMAINS OF A LOST SELF". PONTIFÍCIA UNIVERSIDADE CATÓLICA DO RIO DE JANEIRO, 2009. http://www.maxwell.vrac.puc-rio.br/Busca_etds.php?strSecao=resultado&nrSeq=31438@1.
Pełny tekst źródłaEste trabalho pretende analisar, a partir de questões surgidas na prática clínica, a relação entre dois mundos: o mundo particular do indivíduo e o mundo externo a esse indivíduo, representado pelas chamadas sociedades pós-modernas. A idéia de um self perdido é para nós uma imagem representativa do que se passa na contemporaneidade quando as pessoas se esforçam para conseguir ser uma unidade nas gigantescas comunidades. Através de vinhetas clínicas ilustrativas vamos entrelaçar as narrativas pessoais com pontuações advindas da psicanálise e das ciências sociais. Procura-se observar como as sociedades tratam as pessoas e o quanto de senso crítico pode haver por parte destas acerca do mundo em que vivem. Entre tantas possibilidades de ser, uma em especial chama a nossa atenção pela forma astuciosa de pensar e agir. Abordaremos aqui um perfil de pessoas que conseguem transitar pelos excessos que as megalópoles despejam sobre elas utilizando para isso um filtro especial que lhes permite preservar o que possuem de mais precioso: sua autenticidade.
This dissertation aims to analyze, in view of matters observed in the clinic, the relationship between two worlds: the world particular to the individual and the world external to that individual, represented by the so-called postmodern societies. The idea of a lost self is for us an image that represents what has been happening nowadays when people attempt to be a unity in our enormous communities. Using illustrative examples from the clinic, we will intertwine contemporary people s narratives with observations from Psychoanalysis and Social Sciences. We want to observe how societies treat their inhabitants and how much critical thinking can people have concerning the world in which they live. Among so many possibilities of being there is one in special that calls our attention because of its cunningness in thinking and acting. We will approach here this profile of people who manage to journey through the excesses the megalopolis pour down on them using a special filter that allows them to preserve what they have of most precious: their authenticity.
Santos, Marcelo Alves dos. "Identificação indireta de esforços dinâmicos: métodos no domínio do tempo e da freqüência". Universidade de São Paulo, 2001. http://www.teses.usp.br/teses/disponiveis/18/18135/tde-12042017-154357/.
Pełny tekst źródłaThe main goal of this dissertation is to takle a difficult problem in experimental modal analysis that is the indirect identification of input forces based on the knowledge of the structure\'s output response and dynamic characteristics, such as impulse responses and/or FRF. This represents an inverse problem in mechanics and usually offers great numerical difficulties in the process of identification of the input forces. There are methods for input force identification in the lime and in the frequency domains. In lhe time domain the SWAT method (Sum of lhe Weighet Accelerations Technique) is a method that is based on the principle of motion of the mass center. This technique alows the estimation of the resulting force acting on the structure and is primarily used with impact force signals. In the frequency domain the pseudo-inverse technique is known to give estimates of the resulting forces acting on the structure under investigation. In this work numerically simulated as well as experimental results are presented for both methods and their major advantages and disadvantages are discussed. The pseudo-inverse method is further employed in the identification of experimental transient and random multiple inputs.
García, Mares Sara. "La Hipoteca Inversa". Doctoral thesis, Universitat Jaume I, 2016. http://hdl.handle.net/10803/405652.
Pełny tekst źródłaThis doctoral thesis aims to inform of the Spanish rules and regulations of the reverse mortgage which in our legal system was first regulated by Law 41/2007 of December 7, amending Law 2/1981 of 25 March, on Regulation of the Mortgage Market and other rules of the mortgage and financial system which regulates reverse mortgages and dependency insurance and by which it establishes a specific tax rule in the First Additional Provision of this law. Alongside this a comparative study of the reverse mortgage in Spain, United Kingdom and United States has been developed plus it has also been carried out a review of this of type of mortgage in our country with the purpose of knowing what issues to correct, suppress, or introduce and, in this manner, see how this product could succeed in the Spanish society.
Leite, Francisco Augusto Pereira. "Análise inversa de estruturas com utilização de algoritmos genéticos". Universidade de São Paulo, 2006. http://www.teses.usp.br/teses/disponiveis/3/3144/tde-23042007-144120/.
Pełny tekst źródłaThe men has since the past, tryed to control the nature. One of the way utilized for this, is his observation of the world. Through his observation, tries to understand the nature\'s fenomena, to making theories and models. Charles Darwin, in his work Theories of Species Evolution, gives us informations for the knowledges of one of the most important nature\'s laws: survives to the next generation the strongest individual . The Genetic Algorithm, the search in this work, is the example of this. John Holland, did a Genetic Algorithm. based in Darwin\'s Theories, that looks for the best solutions to solve a specific problem. Nothing else, of the simulation of the Darwin\'s theories . We intend in this work, to study the Holland\'s Genetic Algorithms and through it, to analyses a structure for find its elastic parameters.
Anunciação, Junior Niécio da Costa. "Aplicação do problema inverso para poroelasticidade dinâmica usando método dos elementos de contorno e algoritmo genético". reponame:Repositório Institucional da UnB, 2016. http://repositorio.unb.br/handle/10482/22337.
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Este trabalho tem o objetivo de usar o Método dos Elementos de Contorno (MEC) e um Algoritmo Genético (AG) para resolver um problema de poroelasticidade dinâmica, considerando a engenharia inversa. O problema inverso é formulado como um procedimento de otimização no qual um Algoritmo Genético determina o melhor conjunto de constantes do material. O procedimento de caracterização proposto apresenta uma metodologia para determinar as propriedades mecânicas das rochas através do processo de otimização de ajuste de curva, uma vez que a curva x amplitude de frequência é conhecidao. As equações governantes para o problema apresentado são introduzidas considerando as variáveis de tensão-deformação na formulação estabelecida por Biot para o problema de porosidade dinâmica. A metodologia mostrou boa precisão para determinar as propriedades mecânicas da rocha.
This research aims to use the Boundary Element Method (BEM) and a genetic algorithm (GA) to solve a problem of dynamics poroelasticity considering inverse engineering. The inverse problem is formulated as an optimization procedure in which an genetic algorithm determines the best set of material constants. The procedure of characterization proposed, presente a method to determine the mechanical properties of the stone through the optimization process of curve fitting in a once that curve x amplitude of frequency is known. The governing equations for the problem presented are introduced considering the tension of variable- deformation in formulation established by Biot to the problem of dynamic porosity. The methodology showed good precision to determine the mechanical properties of the stone.
Silva, Rogério Brittes da. "Proposição de um método híbrido em projetos inversos de cavidade radiante". reponame:Biblioteca Digital de Teses e Dissertações da UFRGS, 2011. http://hdl.handle.net/10183/29061.
Pełny tekst źródłaThis work considers the inverse analysis in a three-dimensional rectangular enclosure with diffuse-gray surfaces. The locations and powers of the heaters sources are left unconstrained and two conditions are imposed on the design surface – uniform heat flux and temperature distributions. The solution to this kind of problem by conventional techniques is possible only with trial-and-error procedure and in this case, the forward solution will be run oftentimes without guarantee to find out a good answer. The aim is determine the powers and locations of the heaters to attain both uniform heat flux and temperature on the design surface. A new solution procedure – termed hybrid solution – which couples two methods, the Generalized Extremal Optimization (GEO) and the Truncated Singular Value Decomposition (TSVD) is proposed. The search of locations is treated as an optimization problem, by GEO algorithm, whereas the solution of the system equation, that embodies the Fredholm integral equation of first kind and, therefore, is expected to be ill-conditioned, is build up through a TSVD regularization method. The hybrid method provides better results than TSVD and, when compared with GEO, reduces the computational time substantially.
Morita, Lia Hanna Martins. "Degradation modeling for reliability analysis with time-dependent structure based on the inverse gaussian distribution". Universidade Federal de São Carlos, 2017. https://repositorio.ufscar.br/handle/ufscar/9120.
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Conventional reliability analysis techniques are focused on the occurrence of failures over time. However, in certain situations where the occurrence of failures is tiny or almost null, the estimation of the quantities that describe the failure process is compromised. In this context the degradation models were developed, which have as experimental data not the failure, but some quality characteristic attached to it. Degradation analysis can provide information about the components lifetime distribution without actually observing failures. In this thesis we proposed different methodologies for degradation data based on the inverse Gaussian distribution. Initially, we introduced the inverse Gaussian deterioration rate model for degradation data and a study of its asymptotic properties with simulated data. We then proposed an inverse Gaussian process model with frailty as a feasible tool to explore the influence of unobserved covariates, and a comparative study with the traditional inverse Gaussian process based on simulated data was made. We also presented a mixture inverse Gaussian process model in burn-in tests, whose main interest is to determine the burn-in time and the optimal cutoff point that screen out the weak units from the normal ones in a production row, and a misspecification study was carried out with the Wiener and gamma processes. Finally, we considered a more flexible model with a set of cutoff points, wherein the misclassification probabilities are obtained by the exact method with the bivariate inverse Gaussian distribution or an approximate method based on copula theory. The application of the methodology was based on three real datasets in the literature: the degradation of LASER components, locomotive wheels and cracks in metals.
As técnicas convencionais de análise de confiabilidade são voltadas para a ocorrência de falhas ao longo do tempo. Contudo, em determinadas situações nas quais a ocorrência de falhas é pequena ou quase nula, a estimação das quantidades que descrevem os tempos de falha fica comprometida. Neste contexto foram desenvolvidos os modelos de degradação, que possuem como dado experimental não a falha, mas sim alguma característica mensurável a ela atrelada. A análise de degradação pode fornecer informações sobre a distribuição de vida dos componentes sem realmente observar falhas. Assim, nesta tese nós propusemos diferentes metodologias para dados de degradação baseados na distribuição gaussiana inversa. Inicialmente, nós introduzimos o modelo de taxa de deterioração gaussiana inversa para dados de degradação e um estudo de suas propriedades assintóticas com dados simulados. Em seguida, nós apresentamos um modelo de processo gaussiano inverso com fragilidade considerando que a fragilidade é uma boa ferramenta para explorar a influência de covariáveis não observadas, e um estudo comparativo com o processo gaussiano inverso usual baseado em dados simulados foi realizado. Também mostramos um modelo de mistura de processos gaussianos inversos em testes de burn-in, onde o principal interesse é determinar o tempo de burn-in e o ponto de corte ótimo para separar os itens bons dos itens ruins em uma linha de produção, e foi realizado um estudo de má especificação com os processos de Wiener e gamma. Por fim, nós consideramos um modelo mais flexível com um conjunto de pontos de corte, em que as probabilidades de má classificação são estimadas através do método exato com distribuição gaussiana inversa bivariada ou em um método aproximado baseado na teoria de cópulas. A aplicação da metodologia foi realizada com três conjuntos de dados reais de degradação de componentes de LASER, rodas de locomotivas e trincas em metais.
Melo, Valdiego Siqueira. "Modelos envolvendo duas distribuições Weibull inversa e apresentação da Weibull inversa generalizada". reponame:Repositório Institucional da UnB, 2014. http://repositorio.unb.br/handle/10482/16700.
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Modelos Weibull têm sido amplamente discutidos na literatura. Esse grande interesse tem refletido no surgimento de modificações e generalizações de modelos Weibull. Primeiramente neste trabalho, apresentamos três modelos (risco competitivo, multiplicativo e mistura) que envolvem duas distribuições Weibull inversa, baseados no artigo de Jiang et al. (2001). As formas das funções densidade e taxa de falha são apresentadas e métodos gráficos para determinar se um dado conjunto de observações pode ser ajustado por um desses modelos são discutidos. Num segundo momento, nós apresentamos a distribuição Weibull inversa generalizada de Gusmão et al. (2011) e discutimos a estimação de máxima verossimilhança com dados censurados. O modelo de mistura de duas distribuições Weibull inversa generalizada é investigado e a propriedade de identificabilidade do modelo de mistura é demonstrada. _______________________________________________________________________________________ ABSTRACT
Weibull models have been extensively discussed in the literature. This great interestis re_ected in the emergence of modi_cations and generalizations of Weibullmodels. Firstly in this work, we present three models (competing risk, multiplicativeand mixture) involving two inverse Weibull distributions, based on Jiang et al. [10]paper. The shapes of the density and failure rate functions are shown and graphical methods to determine if a given data set can be adjusted by one of these models arediscussed. Secondly, we present a generalized inverse Weibull distribution by Gusmão et al. [8] and discuss the estimation of maximum likelihood with censored data. Themixture model of two generalized inverse Weibull distributions is investigated. Theidenti_ability property of the mixed model is demonstrated.
Filletti, Érica Regina. "Estudo sobre a utilização de tomografia acústica para a reconstrução de campos internos de temperatura". Universidade de São Paulo, 2002. http://www.teses.usp.br/teses/disponiveis/18/18135/tde-04042017-093331/.
Pełny tekst źródłaThis work presents a study about the utilization of acoustic tomography to reconstruct the internal temperature distribution of a body or a flow. To do this, the inverse problem was mathematically modeled from the acoustic propagation equation and a error functional quantifying the sensitivity of external acoustic pressure profile according to changes in the internal acoustic impedance distribution. Numerical simulations were done in a real problem model, two excitation techniques were tested, the classical Dirac type and a optimized strategy with a triangular profile.
Mattsson, Emma, i Felicia Eriksson. "Inversa problem för resistornätverk". Thesis, KTH, Skolan för teknikvetenskap (SCI), 2021. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-297700.
Pełny tekst źródłaHirata, Rogério Pessoto. ""Análise da carga mecânica no joeho durante o agachamento"". Universidade de São Paulo, 2006. http://www.teses.usp.br/teses/disponiveis/39/39132/tde-02082006-144803/.
Pełny tekst źródłaThere is a wide spread notion among health professionals that during a squat exercise the knee should not pass forward the forefoot region in order to not overload the knee joint. However, it seems there isnt scientific literature to support or negate this concept. The goal of this paper is to investigate the effect of different foot-knee positions on the knee joint moment and on the patelofemoral force during squat, which was performed into two different ways: a) knee do not passing the forefoot region; b) knee passing the forefoot region. The subjects performed the squat exercise with the right foot on a force plate that measured the ground reaction force and moment components. The subjects right leg (foot, shank, and thigh) and pelvis were filmed with five digital cameras. In order to reconstruct the segments movement, we used the Calibrated Anatomical System Technique (CAST), improving the accuracy on three-dimensional reconstruction of segments position. The hip center was determined by the rotational method and the internal net forces and torques were estimated by inverse dynamics. The results showed that during the condition were knee passed the forefoot region, the knee passed 11 cm on average, what resulted in a peak of mechanical load on the knee 30% higher in relation to the do not pass condition. Based on these results it is suggested that the knee should not pass the forefoot region during squatting in order to decrease the patelofemoral force.
Inforsato, Leonardo. "Determinação das propriedades hidráulicas do solo pelo método de evaporação monitorada por atenuação de radiação gama". Universidade de São Paulo, 2018. http://www.teses.usp.br/teses/disponiveis/64/64134/tde-12112018-141229/.
Pełny tekst źródłaMathematical models are commonly used in studies of water dynamics in unsaturated soil. The main equation to quantify water the dynamics is the differential Richards equation. Its analytical solution is impossible in almost all cases, requiring numerical methods, among which the Van Genuchten - Mualem water conductivity and water retention functions are frequently used to obtain the numerical solution. The objective of this work is to present a new method to obtain the Van Genuchten - Mualem parameters, using the inverse modeling of water content data measured periodically by gamma radiation attenuation in evaporating samples. Hydrus-1D software was used for the inverse modeling. The method was tested in samples with different textures, collected in 11 locations in the region of Piracicaba, state of São Paulo, Brazil. Of the sets of samples analyzed, only one presented an unsatisfactory result, concluding that the method is valid
Gustavsson, Oscar. "Inverse Halftoning Using Inverse Methods". Thesis, Linköpings universitet, Institutionen för teknik och naturvetenskap, 2007. http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-96225.
Pełny tekst źródłaJones, II Warren. "Inverse Intuition: Repurposing as a Method to Create New Artifacts, to Invent new Practices, and to Produce new Knowledge". Doctoral diss., University of Central Florida, 2013. http://digital.library.ucf.edu/cdm/ref/collection/ETD/id/5953.
Pełny tekst źródłaPh.D.
Doctorate
Dean's Office, Arts and Humanities
Arts and Humanities
Texts and Technology
Santos, Alexandro da Silva. "Análise inversa aplicada no dimensionamento de iluminação artificial em ambientes". reponame:Biblioteca Digital de Teses e Dissertações da UFRGS, 2010. http://hdl.handle.net/10183/27256.
Pełny tekst źródłaIn the development of environmental illumination projects, one of the main goals to be achieved is the visual comfort, which is usually done by known methodologies, like the Lumens Method and the Point by Point Method. Since the visible light is contained in the spectrum of thermal radiation, the luminous flux can be related to the thermal radiation flux. The determination of the position and power of the light sources required by the design surface gains an higher importance whenever a behavior is specified, should it be in terms of uniformity or in therms of radiant flux. In this work, we describe a method that allows the establishment of different flux values in two distinct regions of the design surface, which are referred by the names main region and secondary region. Through the spatial arrangement of the light sources, the method sets a more intense flux in the main region and a less intense one in the secondary region. The mathematical model of thermal radiation, known as Radiosity Method, is applied to the illumination design, along with the characteristics of the human vision and the behavior of light sources. In this model, a rectangular three-dimensional cavity is considered. It has gray surfaces and exhibits the conditions of a cold wall, in which the emissivity power of the walls is null. The light sources are represented by a mesh unit in the ceiling. The system of equations is solved by inversemethodology, using the Generalized Extremal Optimization (GEO) algorithm. This algoritm is classified as being a stochastic optimization method of global search to solve systems that are initially considered ill-conditioned. By solving this system, the position and power of light sources can be determined, and this is done in such a way that the flux radiation in the main region is twice more intense then the one in the secondary region. The target function of the whole process is to minimize the difference between the desired flux and the incident flux radiation values for each one of the two design surface regions. We further explore the problem symmetry, solving the equation system for only a quarter of the cavity. This way, if the methodology is applied with nine light sources into a quarter of the region, the entire cavity will behave as if it has 36 light sources. Our results show that, given two prescribed conditions of power, it is possible to find an arrangement of light sources.
Lemos, Larissa Domingues. "Aplicação da análise inversa no projeto de fornos com aquecedores de filamento". reponame:Biblioteca Digital de Teses e Dissertações da UFRGS, 2015. http://hdl.handle.net/10183/116724.
Pełny tekst źródłaIn the design of a oven is desired to obtain the positions for the heaters that results in a uniform heating to the bottom surface, the design surface. The heat flux and temperature are prescribed in the design surface and the heating elements are positioned in a single filament so as to satisfy prescribed conditions. The oven is modeled as a three-dimensional cavity filled with transparent medium, it is assumed that the walls are gray and diffuse and the dominant heat transfer mechanism is thermal radiation. This problem, conventionally, is solved through a trial and error procedure, in this work, the solution is obtained by inverse analysis. The inverse problem is solved implicitly, as an optimization problem. The solution is obtained by the method of optimization extreme (GEO) a stochastic global optimization method used to find the locations for the heaters respecting the condition of build a filament. The methodology leads to satisfactory results, with maximum error less than 2%. Finally, this research, realized a study of the view factor of the elements heaters that indicates the applicability of the solution into filaments with different thicknesses.
Steen, Ludvig, Michael Weinert i Gustav Öhrvik. "Internationalizatio Inversa - Modernising Internationalization theory". Thesis, Kristianstad University College, Department of Business Administration, 2007. http://urn.kb.se/resolve?urn=urn:nbn:se:hkr:diva-4063.
Pełny tekst źródłaWith the world becoming one homogenous market-place, as a result of globalization, the need for effective internationalization theories is ever increasing. Today, it has become more difficult to present a differentiated business option that will get noticed in the long line of similar companies, and this can all be seen as the direct effect of globalization.
The research field of Internationalization theory already contains a number of different suggested strategies to use. The problem is, that most of these are built up around the assumption that the world consists of many small and well-protected markets. To assume such a thing 20-30 years ago was only reasonable. Today, however, the rules of the market game has changed: China has opened up its market, the Berlin wall has fallen and the Internet has provided companies with a new set of opportunities.
In this dissertation, an alternative internationalization strategy for the firm is presented. This strategy will differentiate the company, and at the same time raise interest among consumers. The name of the model is Internationalizatio Inversa (Internationalization reversed), and it is a modern internationalization theory which takes the effects of globalization into consideration and tries to exploit these.
(UPC), Universidad Peruana de Ciencias Aplicadas, i Trierweiller Ana Claudia Rocker. "Traducción inversa (Portugués) - TR173 201801". Universidad Peruana de Ciencias Aplicadas (UPC), 2018. http://hdl.handle.net/10757/623647.
Pełny tekst źródła(UPC), Universidad Peruana de Ciencias Aplicadas, i Arrieta Daniel Francisco Aparicio. "Traducción inversa (Francés) - TR172 201801". Universidad Peruana de Ciencias Aplicadas (UPC), 2018. http://hdl.handle.net/10757/623649.
Pełny tekst źródła(UPC), Universidad Peruana de Ciencias Aplicadas, i Extranjero Chih Tao Chang. "Traducción inversa (Chino) - TR171 201801". Universidad Peruana de Ciencias Aplicadas (UPC), 2018. http://hdl.handle.net/10757/623653.
Pełny tekst źródłaMarques, Cátia Andreia Carvalheira. "Logística inversa na área farmacêutica". Master's thesis, FEUC, 2013. http://hdl.handle.net/10316/24611.
Pełny tekst źródłaO presente relatório de estágio tem como objetivo principal perceber todo o processo de Logística Inversa de uma empresa armazenista, intermediária entre as farmácias e os laboratórios. Pretende-se assim obter um melhor funcionamento do armazém visto que, devido à sua essência, é considerado um sistema complexo. Para além da logística inversa, também é abordada a logística do armazém de material para venda às farmácias. Este relatório encontra-se assim dividido em cinco partes. A primeira é constituída pelo enquadramento do estágio e são definidos os seus objetivos. Na segunda parte, é feita uma revisão teórica acerca do tema Logística Inversa na área farmacêutica. Na terceira parte, é abordado o estágio, a apresentação da empresa, e as tarefas desempenhadas. É também feita uma análise crítica onde existem sugestões acerca do funcionamento do armazém que constitui a quarta parte. E para finalizar, é feita uma conclusão final do relatório.
Cataldo, P. "IL CONTRATTO DI VENDITA INVERSA". Doctoral thesis, Università degli Studi di Milano, 2015. http://hdl.handle.net/2434/269088.
Pełny tekst źródłaDias, Mariana Ferreira. "Modelos assimétricos inflacionados de zeros". Universidade de São Paulo, 2014. http://www.teses.usp.br/teses/disponiveis/45/45133/tde-21012015-184339/.
Pełny tekst źródłaThe main motivation of this study is to analyze the amount of blood transfusions received (by weight) of children with liver problems. This amount shows asymmetric distribution as well as present zero values for children who did not receive transfusions. The usual generalized linear models for positive variables do not allow the inclusion of zeros. For positive data, such models with gamma and inverse normal distributions were fitted in this study. Log-normal distribution was also considered. Analysis of the standardized residuals indicated heterocedasticity and therefore the extra variability was modelled using GAMLSS. The third approach consists of models based on a mixture of zeros and distributions for positive values, also recently included in the family of GAMLSS models. These models combine the asymmetric distribution of positive data and the probability of occurrence of zeros. In the data analysis of transfusion, the inverse normal distribution showed better goodness of fit to allow adjustment of data with greater asymmetry than the other distributions considered. The effects of the explanatory variables Kasai (occurrence of previous operation) and PELD level (a measure of the severity of the patient with 4 levels) and interaction effects on the mean and variability of the amount of blood received were signicant. The inclusion of explanatory variables to model the dispersion parameter, allows to model the extra variability, beyond its dependence on the average, and improves fitness of the model. The probability of not receiving transfusion depends signicantly only PELD. The proposal of a unified model that combines the presence of zeros and several asymmetric distributions greatly facilitates the fitness of the model and the evaluation of fitness. An advantage is the equivalence between this model and a separate logistic model to for the probability of the occurrence of transfusion and a model for the positive skewed data.
d\'Eurydice, Marcel Nogueira. "Desenvolvimento de metodologias para o estudo de meios porosos por ressonância magnética nuclear". Universidade de São Paulo, 2011. http://www.teses.usp.br/teses/disponiveis/76/76132/tde-30082011-084023/.
Pełny tekst źródłaThis study aimed to implement Nuclear Magnetic Resonance (NMR) for the study of porous media in general, with potential applications in the study of rocks, bones, porous polymers and ceramics. Due to the heterogeneity and complexity of these media, it becomes important to correlate various physical parameters that contain information about both the molecular dynamics on the structure and physical chemistry of pore fluid and the permeate. Using NMR techniques, it is possible to investigate these parameters by measuring diffusion coefficients, transverse and longitudinal relaxation times of fluids within the pores, which have different dynamical states, ranging from an isotropic liquid to a liquid with high viscosity or organized due to its interaction with the surface of the pores or particles suspended in fluid. For this, we employed NMR techniques based especially on measurements of transverse relaxation times, which when properly combined, allow the construction of two-dimensional maps that correlate properties of the molecular dynamics of fluids saturating these samples at different times of the experiment, providing information on dimensions and time scales involved in the dynamics of fluids saturating the porous media. These maps were obtained from experimental data on water-saturated oil rocks via inversion of two-dimensional Laplace transform. This work was performed using the existing infrastructure in the IFSC NMR laboratories and much of the hardware and software was developed during the doctoral project. We developed a program for processing the one-dimensional inverse Laplace transform data, which was used for studying the adhesion properties of gypsum pellets when subjected to different pressures. Additionally, we developed computational models to simulate physical-chemical properties related to the experiments used for the studies of fluids within porous media. Part of this work included studies performed in Victoria University of Wellington in collaboration with Professor Paul T. Callaghan through the Programa de Doutorado e Estágio no Exterior (PDEE) from CAPES.
Tognon, Carlos Henrique. "Propriedades da homologia local com respeito a um par de ideais e limite inverso de homologia local". Universidade de São Paulo, 2016. http://www.teses.usp.br/teses/disponiveis/55/55135/tde-13012017-083727/.
Pełny tekst źródłaIn this work, we introduce a generalization of the notion of local homology module of a module with respect to an ideal, which we call of local homology module with respect to a pair of ideals. We study its various properties such as vanishing and nonvanishing theorems, and Artinianness. We also do its connection with ordinary local homology and cohomology. We introduce a generalization of the notion of width of an ideal on a module applying the concept of local homology module with respect to a pair of ideals. Also we introduce the concept of a co-Cohen-Macaulay module for a pair of ideals, what is a generalization of the concept of a co-Cohen-Macaulay module. To finish, we introduce the inverse limit of local homology, and we study some of its properties, we analyze the their structure, the vanishing, non-vanishing and Artinianness.
Yamashita, Daichi. "The mechanics of human sideways locomotion". Kyoto University, 2014. http://hdl.handle.net/2433/188791.
Pełny tekst źródła0048
新制・課程博士
博士(人間・環境学)
甲第18353号
人博第666号
新制||人||160(附属図書館)
25||人博||666(吉田南総合図書館)
31211
京都大学大学院人間・環境学研究科共生人間学専攻
(主査)准教授 神﨑 素樹, 教授 森谷 敏夫, 准教授 久代 恵介, 教授 小田 伸午
学位規則第4条第1項該当
Novák, Jiří. "Metody FFD". Master's thesis, Vysoké učení technické v Brně. Fakulta strojního inženýrství, 2017. http://www.nusl.cz/ntk/nusl-318794.
Pełny tekst źródłaArias, Barreto Maria Del Rosario. "Traducción Inversa 2 (Inglés) - TR41 201801". Universidad Peruana de Ciencias Aplicadas (UPC), 2018. http://hdl.handle.net/10757/623364.
Pełny tekst źródłaTezoto, Leandro [UNESP]. "Sobre o Teorema da Função Inversa". Universidade Estadual Paulista (UNESP), 2014. http://hdl.handle.net/11449/124069.
Pełny tekst źródłaO objetivo deste trabalho é apresentar o Teorema da Função Inversa e algumas aplicações na resolução de equações. O caminho que seguimos para a demonstração do Teorema da Função Inversa foi através de um Teorema de Perturbação da Identidade, que por sua vez, é uma consequência do Teorema do Ponto Fixo de Banach. Para isso fazemos um estudo de elementos básicos dos espaços métricos e cálculo em espaços de Banach
The aim of this work is to present the Inverse Function Theorem as well some applications on the existence of solution for equations. The demonstration of the Inverse Function Theorem is given by a identify perturbation theorem, which is a consequence of the Banach point fix Theorem. In order to prove such results, we present some basics elements of metric spaces and calculus in Banach spaces
(UPC), Universidad Peruana de Ciencias Aplicadas, i Del Río Carmen Violeta Hoyle. "Traducción inversa 1 (Inglés) - TR102 201801". Universidad Peruana de Ciencias Aplicadas (UPC), 2018. http://hdl.handle.net/10757/623656.
Pełny tekst źródłaTezoto, Leandro. "Sobre o Teorema da Função Inversa /". Rio Claro, 2014. http://hdl.handle.net/11449/124069.
Pełny tekst źródłaBanca: Jamil Viana Pereira
Banca: Rodrigo Martins
Resumo: O objetivo deste trabalho é apresentar o Teorema da Função Inversa e algumas aplicações na resolução de equações. O caminho que seguimos para a demonstração do Teorema da Função Inversa foi através de um Teorema de Perturbação da Identidade, que por sua vez, é uma consequência do Teorema do Ponto Fixo de Banach. Para isso fazemos um estudo de elementos básicos dos espaços métricos e cálculo em espaços de Banach
Abstract: The aim of this work is to present the Inverse Function Theorem as well some applications on the existence of solution for equations. The demonstration of the Inverse Function Theorem is given by a identify perturbation theorem, which is a consequence of the Banach point fix Theorem. In order to prove such results, we present some basics elements of metric spaces and calculus in Banach spaces
Mestre
Eurenius, Mario. "Inverted dart". Thesis, Högskolan i Borås, Akademin för textil, teknik och ekonomi, 2016. http://urn.kb.se/resolve?urn=urn:nbn:se:hb:diva-9752.
Pełny tekst źródłaFurtado, Janaina Rocha. "Inventi(cidade)". Florianópolis, SC, 2007. http://repositorio.ufsc.br/xmlui/handle/123456789/90457.
Pełny tekst źródłaMade available in DSpace on 2012-10-23T10:51:08Z (GMT). No. of bitstreams: 1 245433.pdf: 1351971 bytes, checksum: cad3727210a58a7627633b1d86259c25 (MD5)
O graffiti está continuamente conquistando espaços nos contornos urbanos por meio de diferentes imagens que se inserem nestes contextos, modificando as relações dos sujeitos com a cidade. Neste sentido, esta pesquisa teve como objetivo geral investigar os processos de criação no graffiti. Buscou-se, também, compreender como esses processos ocorrem no conjunto das relações interpessoais e intergrupais neles delineadas, bem como as características do graffiti na cidade de Florianópolis. Partiu-se dos aportes teóricos da Psicologia Histórico-Cultural, abarcando as contradições, os movimentos e as condições reais, materiais e sociais que constituem o objeto de estudo deste trabalho. Utilizou-se entrevistas com seis grafiteiros da cidade de Florianópolis, observações, registros fotográficos e videográfico. O procedimento utilizado para a interpretação das falas dos sujeitos foi a análise do discurso, partindo das teorias de Bakhtin e Vigotski. Percebeu-se que os grafiteiros criam seus graffitis a partir da realidade experimentada, das condições espaços-temporais, implicando-se neste processo as relações estabelecidas com outros grafiteiros e suas produções, por meio das quais demarcam um estilo próprio e buscam reconhecimento e visibilidade. Ao criar graffitis, o sujeito se recria, constitui-se sujeito possível no urbano, e, através de um outro olhar sobre o espaço, inventa também uma outra cidade. Investigar como o graffiti se insere em diversos territórios permitiu compreender as relações que se estabelecem nestes contextos e que instituem, por meio da atividade criadora, outros modos de habitá-los. Graffiti is continually conquering space in the urban outline through different images that insert themselves into this context, modifying the relationship of the subjects with the city. In this sense, this research had as a general objective to investigate the processes of creation in graffiti. Also, there was the attempt to comprehend how these processes occur in the group of interpersonal and intergroupal in them delineated, as well as characteristics of graffiti in the city of Florianópolis. The theoretical matrix used was that of the Historic-Cultural Psychology, boarding the contradictions, the movements and real conditions, social and material that constitute this study's object. Six interviews with graffitists from the city of Florianópolis were used, together with observations, photographed and video recorded. The procedure utilized for the interpretation of the subject's speech was the discourse analysis, using Bakhtin's and Vigotski's theories. It was perceived that the graffitists created their graffiti from their experienced reality, and from the space-time conditions, implying in this process the established relationships with other graffitists and their productions, through which they distinguish their own style and try to achieve visibility and recognition. By creating graffiti, the subject recreates itself, constituting itself as a possible subject in the urban setting, and, through a different lookout on space, invents, also, another city. Investigating how graffiti inserts itself in it's diverse territories allowed a comprehension of the relations that are established in these contexts and that institute, through creative activity, another way to inhabit them.
Vivanco, Karin Camolese. "Perguntas QU-, orações subordinadas e ordem de palavras em Karitiana". Universidade de São Paulo, 2018. http://www.teses.usp.br/teses/disponiveis/8/8139/tde-01032019-101731/.
Pełny tekst źródłaThis dissertation investigates aspects of question formation, embedded clauses, and word order in Karitiana, a Tupi-Arikém language spoken in Brazil. Firstly, the formation of bi-clausal questions such as indirect questions and long-distance questions is described. Regarding indirect questions, our claim is that there are no indirect questions in Karitiana, as interrogative pronouns are usually disallowed inside embedded clauses. On the other hand, the language has long-distance questions, but they obligatorily involve a strategy known as clausal/large-scale pied-piping - i.e., fronting of the whole embedded clause containing the interrogative pronoun. These two facts can be explained if one assumes a structure for embedded clauses that does not contain certain clausal projections, such as CP, and that includes a nominalizing head n. These properties also account for the mixed behavior of these constructions, which exhibit a clausal template while manifesting several nominal features. Moreover, the proposed analysis also explains other apparently non-related properties of the language, such as the lack of tough-constructions, extraction with factive verbs, obligatory cliticization, and internally-headed relative clauses. Additionally, we claim that this nominal head has a phonetic realization as a suffix -a, detected in several nominal phrases and which is possibly linked to a Tupian nominalizer of the same form. In part II, we discuss constructions with the inverse voice morpheme ti-, claiming that these can be reanalyzed as cases of clitic-doubling. This analysis accounts for several properties of this preffix, such as its presence in cases of WHmovement, the eccentric pattern of agreement that it triggers, the complementary distribution with the passive, and the pressupositional reading of the theme in these constructions. Finally, two prosodic phenomena - the suffix -o and the intonational pattern of object relative clauses with ti- - are describedin detail and it will be shown how these provide additional evidence for the analyses developed in this dissertation.
Casanova, Anderson Araújo. "MINERAÇÃO DE DADOS: ALGORITMO DA CONFIANÇA INVERSA". Universidade Federal do Maranhão, 2005. http://tedebc.ufma.br:8080/jspui/handle/tede/373.
Pełny tekst źródłaThis work presents studies that culminated in the development of a data mining algorithm that extracts knowledge in a more efficient way and allows for a better use of the collected information. Decisions based on imprecise information and a lack of criteria can cause the relatively few resources available to be poorly applied, burdening taxpayers and consequently the state. This much-needed information which allows for the fairest and most efficient application of available resources and which would facilitate the work of the users as well as those who render the services should be based upon consideration of the great variety of established criteria. The making of a decision should be based upon the evaluation of the most varied types of data and be analyzed by specialists who can judge which are true needs, so that the criteria for the search of knowledge may be defined. The Algorithm of Inverse Confidence - ACI accomplishes data mining using the technique of association rules, and it proposes a new measure that enlarges the dimension of extracted information through five fixed rules. ACI also classifies and associates items, using the concept of the fuzzy logic, through parameters established by the user. ACI was applied in the surgical center of HUUFMA - Academical Hospital of the Federal University of Maranhão - envisioning the extraction of knowledge (standards).
Este trabalho apresenta estudos que culminaram no desenvolvimento de um algoritmo de mineração de dados que, faz extração de conhecimento e que possibilita um melhor aproveitamento das informações coletadas. Decisões baseadas em informações imprecisas e com falta de critérios podem fazer com que recursos, de qualquer tipo, sejam mal aplicados. A informação necessária que tornem a aplicação dos recursos mais justa e eficiente, e que facilitem o trabalho tanto dos usuários de um determinado serviço quanto aos que prestam o serviço, devem ser baseadas considerando a grande variedade de critérios estabelecidos. A tomada de decisão deve ser com base na avaliação dos mais variados tipa de dados e analisada por especialistas que julguem quais as necessidades, para que os critérios de busca do conhecimento sejam definidos. O Algoritmo da Confiança Inversa ACI realiza mineração de dados utilizando a técnica de regras de associação e propõe uma nova medida que amplia a dimensão das informações extraídas através de cinco regras fixas. O ACI também classifica e associa itens similares, utilizando o conceito da lógica nebulosa (fuzzy logic), através de parâmetro estabelecido pelo usuário. O ACI foi aplicado no centro cirúrgico do HUUFMA Hospital Universitário da Universidade Federal do Maranhão visando à extração de conhecimento (padrões).
Herrera, Castañeda Evelin. "Metodo de Dispersion Inversa y Solitones Gravitacionales". Tesis de Licenciatura, Universidad Autónoma del Estado de México, 2018. http://hdl.handle.net/20.500.11799/99327.
Pełny tekst źródłaJorquera, Sánchez Carmen Gloria, i Castro Cristian Alejandro Pincheira. "Fusión inversa: una herramienta de planificación tributaria". Tesis, Universidad de Chile, 2012. http://www.repositorio.uchile.cl/handle/2250/113658.
Pełny tekst źródłaNo disponible a texto completo
La información es un bien preciado y determinante para el éxito de las decisiones empresariales. En la actualidad es reconocida la importancia del conocimiento que un agente económico debe mantener sobre las condiciones del mercado, en circunstancias que le permita evolucionar conjuntamente con él. Por su parte, el ordenamiento jurídico otorga el marco legal sobre el cual deben funcionar los mercados, constituyendo un factor preponderante en la toma de decisiones. Por ende, la información sobre las normas que regulan las actividades comerciales son determinantes para un emprendimiento exitoso. En la misma lógica, las normas tributarias son concluyentes en las resoluciones de los agentes económicos, puesto que inciden directamente en las utilidades del negocio o en las condiciones de competencia. Por tanto, la información que el agente económico mantenga sobre las reglas del juego en materia tributaria marcará la diferencia en las decisiones que éste tome. En este contexto, la Planificación Tributaria es el medio a través del cual se busca la elección racional de la opción más eficiente en términos impositivos y financieros, dentro del ordenamiento jurídico, además de retroalimentarse de la información existente sobre el ordenamiento jurídico tributario. Las reorganizaciones empresariales, por su parte, constituyen un mecanismo importante de planificación tributaria que permiten reestructurar la forma en que se efectúan los negocios, utilizando instituciones legales para dar forma a la opción elegida y proporcionando el dinamismo necesario y requerido para evolucionar junto con los mercados.
Herrmann, Kai, Hannes Voigt, Thorsten Seyschab i Wolfgang Lehner. "InVerDa - co-existing Schema Versions Made Foolproof". IEEE, 2016. https://tud.qucosa.de/id/qucosa%3A75285.
Pełny tekst źródłaManrique, John Peter Oyardo. "Reconstrução do espectro de fótons de aceleradores lineares clínicos com base na curva de transmissão e no algoritmo de recozimento simulado generalizado". Universidade de São Paulo, 2015. http://www.teses.usp.br/teses/disponiveis/59/59135/tde-31012016-151001/.
Pełny tekst źródłaThe spectral distribution of megavoltage X-rays used in radiotherapy departments is a fundamental quantity from which, in principle, all relevant information required for radiotherapy treatments can be determined. The direct measurement is difficult to achieve clinically and analyzing the transmission is a clinically viable indirect method for determining clinical linear accelerators photon spectra. In this method, transmission signals are acquired after the beam passes through different thicknesses of attenuators. The objective of this work was the establishment and application of an indirect method that used a spectral model based on generalized simulated annealing algorithm to determine the spectrum of clinical linear accelerators photons based on the transmission curve. Analysis of the spectra was made by analytical determination of dosimetric quantities and related parameters.
Souza, Daiane Miron de. "Reconstrução espectral de feixes de raios X diagnósticos". Universidade de São Paulo, 2017. http://www.teses.usp.br/teses/disponiveis/59/59135/tde-18012018-152142/.
Pełny tekst źródłaA complete characterization of a diagnostic X-ray beam is based on the measurement of its fluency spectrum. The fluency spectrum can be measured directly using spectroscopic methods, however, require specialized equipment and is not easily performed in a clinical environment. In this work a methodology was implemented that allows to obtain the X-ray spectrum in an indirect way. This methodology is based on the application of a mathematical model that uses an inverse Laplace transform of the beam attenuation curve, generating data on a spectral distribution of this beam. The attenuation curves are measured by means of an ionization chamber and high purity aluminum filters. The reconstructed spectra were validated by means of the comparison of energy fluency calculated from them and an energy fluence calculated from the experimentally obtained attenuation curves. As an application, some characteristic beam data were also calculated, such as first and second half-value layers, mean energy, 10th percentile and kerma factor. The energy fluency calculated from the reconstructed spectra and the energy fluence calculated from the experimentally obtained attenuation curves showed good agreement, validating the reconstructed spectra and showing the value of the attenuation curve analysis in comparison with one spectroscopic methods attenuation data can be obtained with comparative ease. The characteristic beam data calculated from the spectra obtained in this work presented satisfactory results, as expected, since it is a regularization process for a spectral distribution
AlAli, Amal. "Cosets in inverse semigroups and inverse subsemigroups of finite index". Thesis, Heriot-Watt University, 2016. http://hdl.handle.net/10399/3185.
Pełny tekst źródłaFaraci, William Eric. "Design of a Resonant Snubber Inverter for Photovoltaic Inverter Systems". Thesis, Virginia Tech, 2014. http://hdl.handle.net/10919/47800.
Pełny tekst źródłaMaster of Science
BARBOSA, Eduardo Fernandes. "Avaliação da atividade da invertase de Saccharomyces cerevisiae imobilizada em polianilina sobre o caldo de cana". Universidade Federal de Goiás, 2010. http://repositorio.bc.ufg.br/tede/handle/tde/1251.
Pełny tekst źródłaThis work describes the immobilization of invertase on chemically synthesized polyaniline and activated with glutaraldehyde (PANIG) for production of invert syrup from sugarcane juice. Free invertase activity present in crude extract (E.B.) obtained from cells of Saccharomyces cerevisiae, was characterized for an evaluation of interferents present in the extract on enzyme activity (optimum conditions: temperature 50 ° C, pH of 4.5 in sodium acetate buffer 0.1 mol L-1 and reaction time of 10 minutes, with an activity of 11.31 ± 0.36 EU mL-1). We tested some parameters optimization of enzyme immobilization, such as amount of enzyme, immobilization time, pH and temperature of immobilization. The optimal immobilization was obtained in buffer sodium acetate 0.1 mol L-1 pH 4.5, immobilization time of 1 hour at 50°C and 169.55 EU mg-1 PANIG. The efficiency of immobilization was 0.86. The stability of the system PANIG-Invertase was tested against the storage time and thermostability, and after 75 days storage in buffer sodium acetate 0.1 mol L-1 pH 4.5 was obtained for 94% of initial activity with only 17% retained for the free enzyme. The immobilized invertase didn t change the optimal conditions compared to the free, but the immobilized was more stable in adverse conditions such as pH below and above optimum conditions showed an increase in thermostability. Some features of the hydrolysis product were evaluated (water activity, viscosity and color), compared to the sugarcane juice in nature, showing that the reactors allowed changes in sugarcane juice that expand the possibilities for using syrup obtained in the production of sweets, ice cream and syrups rich in fructose. The high stability of the system tested, along with its high retention of activity strongly suggests the use of the system in reactors.
Este trabalho descreve a imobilização da enzima invertase em polianilina sintetizada quimicamente e ativada com glutaraldeído (PANIG) para produção de xarope de açúcar invertido a partir de caldo de cana. Atividade da invertase livre, presente no extrato bruto (E.B.), obtido a partir de células de Saccharomyces cerevisiae, foi caracterizada e estabelecida em temperatura de 50°C; pH de 4,5 em tampão acetato de sódio 0,1 mol L-1 e tempo de reação de 10 minutos, com uma atividade de 11,31 ± 0,36 UE mL-1. A partir da imobilização por ligação covalente, testou-se alguns parâmetros de otimização da imobilização enzimática, como quantidade de enzima, tempo de imobilização, pH e temperatura de imobilização. A imobilização ótima foi obtida em tampão acetato de sódio 0,1 mol L-1 pH 4,5, tempo de imobilização de 1 hora, temperatura de 50°C e 169,55 UE mg-1 de PANIG. A eficiência de imobilização foi de 0,86. A estabilidade do sistema PANIG-Invertase foi testada frente ao tempo de armazenamento e termoestabilidade, sendo que após 75 dias de armazenamento em tampão acetato de sódio 0,1 mol L-1 pH 4,5 obteve-se 94% da atividade inicial, com apenas 17% retidos para a enzima livre. A invertase imobilizada não apresentou variação nas condições ótimas em comparação à livre, porém a imobilizada apresentou-se mais estável em condições adversas, como pH abaixo e acima das condições ótimas e apresentou aumento da termoestabilidade. Algumas características do produto hidrolisado foram avaliadas (Atividade de água, viscosidade e coloração), em comparação ao caldo de cana in natura, mostrando que o sistema testado possibilita modificações no caldo de cana que ampliam as possibilidades de utilização do xarope obtido na produção de doces, sorvetes e xaropes ricos em frutose. A elevada estabilidade do sistema testado, junto à sua retenção elevada de atividade, sugerem a aplicação do sistema em reatores.
Larsen, Erik, i Mathias Källquist. "Development, Modelling and Implementation of Cartesian Drill Bit Control". Thesis, Linköping University, Linköping University, Fluid and Mechanical Engineering Systems, 2009. http://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-17535.
Pełny tekst źródłaAtlas Copco Surface Drilling Equipment is one of the leading manufacturers of surface drill rigs. To stay in the top segment it is of great importance to have a well functioning development strategy as well as rig functions that makes the work as easy as possible for the operator. In this master thesis one development strategy has been evaluated and a dub tip control has been developed from idea to test on rig.
Today the conventional method to position the drill is to use two joysticks with three axes each where each axis corresponds to one hydraulic actuator on the boom and feeder structure. The dub tip control system enables the operator to position the drill in Cartesian coordinates with only one 3-axes joystick. After the definition of the desired drill angle is done, the control system makes sure that this angle is obtained throughout the positioning motion. This system makes it considerably easier for an inexperienced operator to position the drill.
For development, simulation and verification of the control algorithms and regulators Matlab/Simulink has been used. To test the control system on rig, a configuration with LabVIEW together with a compactDAQ has been evaluated. LabVIEW is chosen because it provides the opportunity to create a user friendly graphical user interface. To use this configuration is however not recommended for persons with little or none experience from using LabVIEW.
This development strategy can be used for tests and verifications of control algorithms, but since neither Windows nor the compactDAQ are real time systems, there are solutions that are better but of course to a higher price.
The master thesis work has shown that it is possible to implement a dub tip control on a rig of this dimension. It has also concluded that compensated valves are necessary to achieve optimal performance of a velocity controlled dub tip positioning.
Persson, Mattsson Pär. "Inverse Quantum Problem". Thesis, Uppsala universitet, Analys och tillämpad matematik, 2011. http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-158200.
Pełny tekst źródłaFadden, Lorna Marie. "The inverse continuum". Thesis, National Library of Canada = Bibliothèque nationale du Canada, 2000. http://www.collectionscanada.ca/obj/s4/f2/dsk2/ftp01/MQ61427.pdf.
Pełny tekst źródłaBanterle, Francesco. "Inverse tone mapping". Thesis, University of Warwick, 2009. http://wrap.warwick.ac.uk/55447/.
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