A. Kimura, Carolina Valente de Oliveira, É. Nogueira
{"title":"ANÁLISE DO COMPORTAMENTO DE FLUIDOS IMÍSCIVEIS (ÁGUA-ÓLEO) EM DUTOS CIRCULARES E PLACAS PLANAS","authors":"A. Kimura, Carolina Valente de Oliveira, É. Nogueira","doi":"10.37423/210504076","DOIUrl":"https://doi.org/10.37423/210504076","url":null,"abstract":"In many industrial operations are flows of immiscible liquids flowing simultaneously from a single duct. We present an analytical study of the behavior of fully developed laminar flow of immiscible fluids (water-oil) in flat plates and circular ducts. The system used is the “Core Flow Lift”, which adds to the flow of oil to a lower viscosity fluid in the form of an annular outer layer (water), which considerably reduces the flow resistance, with a gain on the pumping power compared with single phase flow of oil. This process is easy to use, low cost and high performance, enabling high flow rates, and is already being successfully used in long distance transport in some plants overseas. Physical situations of flow between parallel flat plates and circular duct, are applied in industry, and are the most studied in the literature of fluid mechanics. Key-words: Laminar flow, circular ducts; flat parallel plates; immiscible fluids.","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132165133","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Definições da Comercialização de Energia Elétrica e Expansão do Mercado Livre de Energia","authors":"C. Amaral, Leonardo Souza Caires, D. Nolasco","doi":"10.37423/211004816","DOIUrl":"https://doi.org/10.37423/211004816","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115543449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Rodrigo Ventura da Silva, Marina Rodrigues Brochado, Paulo Enrique Stecklow, Christine Ferreira dos Santos Gonçalez
{"title":"O PROJETO ESTRUTURANTE NO CURSO DE ENGENHARIA CIVIL DO CEFET/RJ – UMA PROPOSTA DE INTEGRAÇÃO MULTIDISCIPLINAR","authors":"Rodrigo Ventura da Silva, Marina Rodrigues Brochado, Paulo Enrique Stecklow, Christine Ferreira dos Santos Gonçalez","doi":"10.37423/210504023","DOIUrl":"https://doi.org/10.37423/210504023","url":null,"abstract":"The highly competitive global scenario turns out to awaken the national civil construction sector, which after a long period of technological inertia, starts to show a first movement led in the direction of sustainability. This long and difficult journey to be traveled by the civil engineer is finding difficulties in the actual static and archaic education methodology set up in the centers and educational institutions. How to overcome challenges in the education of the engineer? How institutions can (and should) develop a process of constant updating and revitalizing for their course aiming to follow dynamic world? Below is a proposal made in the CEFET/RJ since 2007, providing an updating for the academic structure with the insertion of the discipline structuring project which aims to disseminate new concepts adapted to the reality and needs of the productive sector in conjuncture with the generation of new skills required for professionals by the industry. The project is being developed and this is a first analysis of the approaches used, focusing on the advantages and problems that were encountered in the course of the project that occurred in the institution. Key-words: Education and research, Structuring project, Project.","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115753148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
José Fábio Lima Nascimento, Maurício de Sousa Pereira
{"title":"Aplicação de Metodologias Sustentáveis na Gestão de Resíduos Provenientes de Canteiros de Obras da Construção Civil","authors":"José Fábio Lima Nascimento, Maurício de Sousa Pereira","doi":"10.37423/210504034","DOIUrl":"https://doi.org/10.37423/210504034","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"78 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127358388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"USER INTERFACE (UI): UM ESTUDO DE INTERFACES CONVERGENTES PARA INTERNET DAS COISAS (IOT)","authors":"M. Falco, Lucca Manfredi","doi":"10.37423/210504084","DOIUrl":"https://doi.org/10.37423/210504084","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130051925","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
B. Alves, Bianca Viana de Sousa Barbosa, José Jailson Nicácio Alves
{"title":"TRIÓXIDO DE MOLIBDÊNIO (MoO3) SUPORTADO NA PENEIRA MOLECULAR SBA-15 PARA APLICAÇÃO NA REAÇÃO DE TRANSESTERIFICAÇÃO","authors":"B. Alves, Bianca Viana de Sousa Barbosa, José Jailson Nicácio Alves","doi":"10.37423/210504126","DOIUrl":"https://doi.org/10.37423/210504126","url":null,"abstract":"Resumo: O constante aumento do consumo mundial de combustíveis fósseis tem incentivado o desenvolvimento de novas tecnologias para a produção de combustíveis de fontes renováveis, atendendo as necessidades econômicas e energéticas da sociedade. Entre os combustíveis alternativos, têm-se o biodiesel que é um combustível que pode ser produzido a partir de óleos vegetais ou gorduras animais através da reação de transesterificação com um monoálcool de cadeia curta, na presença de um catalisador. Materiais mesoporosos, como a SBA-15, vem sendo estudados na aplicação da reação de transesterificação por possuir uma estrutura hexagonal com microporos interconectados, apresentando uma elevada área superficial, estabilidade térmica e tamanho de poros uniformes. A adição de um óxido metálico, como o trióxido de molibdênio, possibilita o aumento da atividade catalítica e seletividade, melhorando seu desempenho na reação de transesterificação. O presente trabalho tem como objetivo sintetizar, caracterizar e avaliar na reação de transesterificação o catalisador trióxido de molibdênio suportado na peneira molecular SBA-15. O trióxido de molibdênio foi incorporado à peneira molecular SBA-15, já sintetizada, em dois percentuais: 10% e 15%, através da técnica de impregnação por via seca. Os materiais foram caracterizados por análise termogravimétrica, difração de raios X e adsorção/dessorção de nitrogênio. Os difratogramas confirmaram a incorporação do óxido metálico a partir das fases do óxido de molibdênio na estrutura da peneira molecular. O óleo obtido foi avaliado de acordo com a norma da Agência Nacional de Petróleo, Gás Natural e Biocombustíveis através das técnicas de cromatografia gasosa, massa específica e índice de acidez.","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125612198","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Jefferson Costa e Silva, Mateus Delfino Romão, Tairone Mamede da Silva Fernandes, Laryssa Maria de Sousa Duarte, Walisson da Silva Soares
{"title":"DESAFIO PET DE ROBOTICA","authors":"Jefferson Costa e Silva, Mateus Delfino Romão, Tairone Mamede da Silva Fernandes, Laryssa Maria de Sousa Duarte, Walisson da Silva Soares","doi":"10.37423/210504090","DOIUrl":"https://doi.org/10.37423/210504090","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133265874","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Biomass Conversion into Soluble Carbohydrates and Catalytic Hydrogenation for Polyols Production","authors":"J. Silva","doi":"10.37423/210504187","DOIUrl":"https://doi.org/10.37423/210504187","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133494786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Maruedson Pires Martins, A. S. Silva, Danilo Leite Pontes, Gabriel Santos Oliveira, Robson Marinho Silva, Adjeferson Custódio Gomes
{"title":"ESTUDO SOBRE KITS DE ROBÓTICA PEDAGÓGICA ATRAVÉS DE UMA ANÁLISE COMPARATIVA TENDO COMO PARÂMETRO: CUSTOS E CARACTERÍSTICAS DE ENSINO.","authors":"Maruedson Pires Martins, A. S. Silva, Danilo Leite Pontes, Gabriel Santos Oliveira, Robson Marinho Silva, Adjeferson Custódio Gomes","doi":"10.37423/210504100","DOIUrl":"https://doi.org/10.37423/210504100","url":null,"abstract":"The current technological developments, especially with regard to issues of control and automation, make the teaching of these subjects to gain a great importance in the educational institutions. However the traditional method limits students' access to this knowledge, especially the high cost of acquisition and maintenance of equipment, making the contact of students with these issues almost theoretical. But as an alternative to this problem have been developed educational robotics kits, which can be divided into two main types: proprietary kits, which are closed to change students acquisition cost and still high by the standards of teaching, and kits free, which can be constructed by the students themselves, and suit the needs of each institution. This paper seeks to make a comparative analysis of the characteristics of robotics kits and free of the owners, emphasizing that the technical characteristics have directly influence on the cost and applicability on education. Key-words: Educational Robotics, Lego Mindstorm, Robotics Kits.","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"37 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132113009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. L. L. Reda, Beatriz Gomes Bussotti, Francesco Junqueira Casulli, Marcelo Bettini Dominguez, Victória Takahashi Almeida
{"title":"RESERVATÓRIOS PARA AMORTECER CHEIAS – VIABILIDADE DE IMPLANTAÇÃO NUM CAMPUS UNIVERSITÁRIO","authors":"A. L. L. Reda, Beatriz Gomes Bussotti, Francesco Junqueira Casulli, Marcelo Bettini Dominguez, Victória Takahashi Almeida","doi":"10.37423/211205153","DOIUrl":"https://doi.org/10.37423/211205153","url":null,"abstract":"","PeriodicalId":149300,"journal":{"name":"Engenharia: a máquina que constrói o futuro","volume":"41 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123338666","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}