Zobrazeno 1 - 10 of 74 pro vyhledávání: '"3.06.00.00-6 Engenharia Química"'
1
Preliminary studies on mud stabilization / solidification, from textile laundry treatments, for re-utilization as building mortar
Autor: Pietrobon, Carmen Lúcia da Rocha, Bitencourt, Michely Patrícia de, Gimenes, Marcelino Luís, Bergamasco, Rosângela, Colanzi, Jansen, Pietrobom, Claudio Emanuel
Publikováno v: Acta Scientiarum: Technology, Vol 24, Iss 0, Pp 1659-1664 (2002)
Acta Scientiarum. Technology; Vol 24 (2002); 1659-1664
Acta Scientiarum. Technology; v. 24 (2002); 1659-1664
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The laundries and industrial dry cleaner's generate liquid effluents that, after treatment for matter in suspension floculation, produce sludge. This residue has varied chemical composition, due to the products used in the process. Such residue is co
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::3c57a6a7e61401055894d102e6c0e64f
http://periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/2494
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2
Efeito do tempo de troca iônica de metais alcalinos na acidez/basicidade de zeólitas
Autor: da Silva, Classius Ferreira, Yoshida, Carla Kazumi Carrascoza, Machado, Nádia Regina Camargo Fernandes, Maugeri Filho, Francisco
Publikováno v: Acta Scientiarum. Technology; Vol 21 (1999); 769-772
Acta Scientiarum. Technology; v. 21 (1999); 769-772
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The isopropanol decomposition is used as a model reaction for determining the acid or basic characteristics of zeolites, specially zeolites of the type Y due to the facility of decomposition in both sites. The acid sites produce water and propene, wh
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::054d847ce273a470ac8c6d9ec8674597
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3170
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3
Modelagem e simulação de um reator industrial de apagamento
Autor: Andreola, Ricardo, Vieira, Osvaldo, Santos, Onélia Aparecida Andreo dos, Jorge, Luiz Mario de Matos
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1219-1224
Acta Scientiarum. Technology; v. 22 (2000); 1219-1224
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
White liquor used in cellulose digesters is produced by the causticizing process that employs a reactor system composed of two main parts: a mixing slaker reactor followed by causticizing reactors. At the slaker reactor, calcium hydroxide is produced
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::ccc85423111d44db18b8ef05403676a4
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3051
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4
Linearização do modelo log-normal para distribuição de tamanho de partículas
Autor: Frare, Laércio Montovani, Gimenes, Marcelino Luiz, Pereira, Nehemias Curvelo, Mendes, Elisabete Scolin
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1235-1239
Acta Scientiarum. Technology; v. 22 (2000); 1235-1239
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Granulometric analyses of solids are satisfactorily represented by the following two parameters models: Gates-Gaudin-Schumann (GGS), Rosin-Rammler-Bennet (RRB) and Log-Normal (LN). GGS and RRB models may be linearized to get a correlation coefficient
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::5250440de53e94b8610401703f39c00e
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3128
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5
Desenvolvimento de um programa computacional didático para o projeto de colunas de absorção
Autor: Pereira, Nehemias Curvelo, Lenzi, Marcelo Kaminski
Publikováno v: Acta Scientiarum. Technology; Vol 20 (1998); 445-453
Acta Scientiarum. Technology; v. 20 (1998); 445-453
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The gas absorption is a unit operation of chemical engineering based on the mass transference of a component from a gas phase stream to a liquid one. This operation is very simple and the difficulties to design an absorption tower are associated with
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::04c324f5573820782945dc399a1ef751
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3114
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6
Avaliação de catalisadores Cu/carvão ativo e Cu/SiO2 aerosil na reforma do etanol
Autor: Colman, Rita de Cássia, Almeida, Anderson Alex de, Machado, Nádia Regina Camardo Fernandes, Souza, José Carlos de
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1213-1217
Acta Scientiarum. Technology; v. 22 (2000); 1213-1217
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
New ways to produce hydrogen, thought to be the ideal fuel, have been studied and aim at a not-pollutant fuel. Ethanol reform is based on a simple reaction with many advantages for various countries, such as Brazil, where ethanol is produced on a lar
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::9e2c7c8b080f5730a901cedd3f70179d
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3046
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7
Aplicativo para otimização empregando o método simplex seqüencial
Autor: Evandro Bona, Dionísio Borsato, Rui Sérgio dos Santos Ferreira da Silva, Renata Paula Herrera
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1201-1206
Acta Scientiarum. Technology; v. 22 (2000); 1201-1206
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Acta Scientiarum: Technology, Vol 22, Iss 0, Pp 1201-1206 (2000)
A computer program for process optimization influenced by continuous and qualitative variables was developed from the simplex method. Software was validated through case studies found in literature by predictive models with two distinct processes. Th
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d2a36dfb5d2a2063a0d74b18e4ddfe4d
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3012
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8
Análise bacteriológica da água de Maringá e região entre 1996 e 1999
Autor: Nogueira, Giovana, Santana, Rosangela Getirana, Nakamura, Celso Vataru, Tognim, Maria Cristina Bronharo, Abreu Filho, Benício Alves, Dias Filho, Benetido Prado
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1207-1211
Acta Scientiarum. Technology; v. 22 (2000); 1207-1211
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Bacteriological analyses of 3,942 water samples was undertaken. Samples hailed from many different sources, or rather, reservoirs (1,033), faucets (1,594), swimming pools (789), spring water (96), private wells (350) and others (80). They were obtain
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::0cde64dd70147ba238f3b4e7abde7fdd
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3013
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9
Usando comunicação serial em um experimento de controle de processos em tempo real
Autor: Neitzel, Ivo, Lenzi, Marcelo Kaminski
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1167-1171
Acta Scientiarum. Technology; v. 22 (2000); 1167-1171
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
The development and the low cost of microcomputers introduced process control into a new era. Currently many analog and on-off controllers are being replaced by simple softwares. In this paper a simple and didactic process control experiment will be
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::21c2f28abb1cb824a8a4fdb7691d26fd
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3004
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10
Determinação de isotermas de adsorção de corante têxtil em carvão ativo, serragem e algas marinhas arribadas
Autor: Koroishi, Érika Tomie, Bonan, Andréia Aline, Andrade, Caroline Bonifácio de, Silva, Aracélis Ferreira da, Santos, Washington Luiz Felix dos, Silva, Classius Ferreira da
Publikováno v: Acta Scientiarum. Technology; Vol 22 (2000); 1185-1188
Acta Scientiarum. Technology; v. 22 (2000); 1185-1188
Acta scientiarum. Technology
Universidade Estadual de Maringá (UEM)
instacron:UEM
Textile industries have environmental problems with their effluents due to high level of COD and color. Adsorption is one of the most important processes used to remove color from effluent. Adsorption isotherms of three adsorbing materials were deter
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::6b7e936e8e17be72be3c31f50190c534
http://www.periodicos.uem.br/ojs/index.php/ActaSciTechnol/article/view/3365
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