VI CONGRESSO DE INICIAÇÃO CIENTÍFICA DA UFCG: Recent submissions

  • Avaliação do comportamento dinâmico de uma coluna de destilação azeotrópica de alta pureza. 
    DANTAS, Stephanie Rolim.; BRITO, Romildo Pereira. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    Distillation columns represent challenging problems of control, so that the design of their systems of control is not a trivial task. In this sense, knowledge of the dynamic behavior becomes essential in the development and/or ...
  • Aplicação da tecnologia de landfarming em resíduos de borra oleosa de petróleo. 
    LOSACCO, Igor Wesley.; BRITO, André Luiz Fiquene de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This study aimed to apply the technology to mitigate landfarming of heavy metals and total petroleum hydrocarbons in oily sludge. The oily sludge has several types of treatment from which the technique of landfarming, ...
  • Caracterização de óleos vegetais para transformadores elétricos. 
    LEITE, Krsthianna Palitot dos Santos.; CARVALHO, Maria Wilma Nunes Cordeiro. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work aimed to determine the physicochemical characteristics of the commercial vegetal oils of regional origin: soy, corn and cotton, and verify which of those has advantages over the mineral oil. The properties that ...
  • Avaliação de um sistema híbrido: membranas eletrodialíticas/resinas para fins de produção de águas de baixa condutividade elétrica. 
    SILVA, José Izaquiel Santos da.; SILVA, Sidinei Kleber.; FRANÇA, Kepler Borges. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work aimed to study and evaluate the performance of saline solutions of ionic transport through electrodialytical membranes flat and a bed of ion exchange resin. It was used for this study a electrodialytical system ...
  • Influência de coberturas salinas em moldes cerâmicos na microestrutura de uma liga Al-Cu. 
    SILVA, Aécio Cleber Santos.; CASTRO, Walman Benício de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The advantages of effective grain refinement are: Improved feeding characteristics, increased tear resistance, improved mechanical properties, increased pressure tightness, improved response to thermal treatment, and ...
  • Fabricação e caracterização termomecânica de molas ou arruelas belleville de ligas com memória de forma. 
    PEREIRA, Francisco Fernando Roberto.; ARAÚJO, Carlos José de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    Shape Memory Alloys (SMA) are materials that have an important applicative potential as thermomechanical actuators in several fields, such as oil and gas Industry, aerospatial, medical and dental and electrical energy. ...
  • Análise de microdureza de um aço para tubulações por medição in situ e simulação usando welding calculation da nippon steel. 
    SILVA, Selson Augusto Soares da.; ALMEIDA, Daisy Martins de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The purpose of this study is to verify the validity of software Welding Calculation of welding conditions for qualifying for automation in an API 5L X80 steel. For both experimental profiles were analyzed and compared ...
  • Análise computacional do escoamento sobre uma aeronave otimizada em escala reduzida. 
    PENÃ, Diego Paes de Andrade.; DUARTE, Raimundo Nonato Calazans. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work aimed to analyze the flow through an aircraft designed by the ParahyAsas team, keeping in mind its main aerodynamic elements: wing, wingtips(endplates and winglets) and the fuselage. The objective here is to ...
  • Estudos para modelagem termomecânica de atuadores de ligas com memória de forma. 
    OLIVEIRA, Henrique Martini Ramos de.; BEZERRA FILHO, Celso Rosendo. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work has for purpose to study tools capable of modeling thermomechanically shape memory alloys actuators. Using the first and the second law of thermodynamic and the Clausius-Clapeyron equation it was determined, ...
  • Análise de desempenho de um motor de combustão interna operando de forma dual (diesel+gás natural). 
    SILVA, Bruno Ferreira.; COSTA, Yoge Jerônimo Ramos da. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This study aimed to analyze the performance of a diesel cycle engine installed in the Thermal generation laboratory of the UFCG, when it is put to work in dual form, using diesel fuel and natural gas while, since this ...
  • Sistema de aquisição de dados para acompanhamento de recém-nascidos prematuros. 
    FREITAS, Renato Andrade.; SILVA, Roniere Francisco Lima da.; FREIRE, Raimundo Carlos Silvério. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This paper describes the design and development of a system dedicated to monitor and control the functionality of an incubator. It does so through a dedicated hardware and a set of program modules developed to monitor ...
  • Uso da ferramenta Psim para simulação de filtros ativos de potência. 
    ROCHA, Adi Neves.; JACOBINA, Cursino Brandão.; SANTOS JÚNIOR, Euzeli Cipriano dos. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this work has been studied the use Psim software in active power filters, especially for single-phase to three-phase conversion. The implementation has been done in closed-loop, with controllers: PI and modified PI. ...
  • Planejamento de sistemas de distribuição. 
    BATISTA, Maria Letícia Nóbrega.; BRITO, Núbia Silva Dantas. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    The electric energy is fundamental resource to the development of society. Considering such importance, the energy sector is envolved in constant search of its improvement. In this context, the sector of distribution of ...
  • Processamento digital de sinais aplicado a detecção automática da modulação em rádio definido por software. 
    MENEZES, Alysson Vasconcelos Gomes de.; GURJÃO, Edmar Candeia. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this work it was implemented a software radio to automatically identify the modulation type of a signal received by its antenna. Using an USRP (Universal Software Radio Peripheral), we received signals from AM and FM ...
  • Redes de adaptação de impedância para antenas integradas ativas planares. 
    MAIA, Ayslan Caisson Norões.; FONTGALLAND, Glauco. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work had the goal of designing active antennas and impedance adaptation circuits, both operating at the frequency of 2.45 GHz. A very important point to be taken into consideration is the fact that the adaptation ...
  • Perdas em conversores CA-CA monofásico para trifásico a quatro fios. 
    CARLOS, Gregory Arthur de Almeida.; JACOBINA, Cursino Brandão.; SANTOS JUNIOR, Euzeli Cipriano dos. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This paper aims to study the losses in switches of three types of ac-ac converter, with focus on minimized component structures. The proposed topologies allow single-phase to three-phase electrical system power conversion ...
  • Pêndulo magnético parametricamente forçado. 
    BATISTA, Adriano Albuquerque.; OLIVEIRA, Edmar Pinto de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    In this article we experimentally study the dynamic behavior of an axially magnetized magnet, which is free to rotate horizontally, in the presence of a uniform magnetic field that varies periodically in time. We verify ...
  • Mapeamento de campo elétrico em isoladores poliméricos. 
    VILAR, Pablo Bezerra.; COSTA, Edson Guedes da. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This study aimed to carry out a mapping of temperature in 15 kV polymeric insulators, used in distribution power systems. The insulator in ideal conditions was simulated, as well as a situation with internal voids with ...
  • Operação de transformadores em regime de sobreexcitação. 
    BRITO, Fábio Diogo da Silva.; GUERRA, Francisco das Chagas Fernandes. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This work had the objective of determining the characteristics of a magnetic core of a single processor, and determine their losses, the bonds of hysteresis for different levels of excitation and spectral presentation ...
  • Indexação e recuperação de conteúdo em imagens. 
    SOUZA, Sérgio Paulo Melo do.; CARVALHO, João Marques de. (BrasilUFCGUniversidade Federal de Campina Grande, 2009)
    This project aims to index and retrieve information in multimedia documents, based on the automatic analysis (processing, extraction of features and classification) and sharing of media specific information. We consider, ...

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