The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline
Autor(a) principal: | |
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Data de Publicação: | 2007 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UFBA |
Texto Completo: | http://www.repositorio.ufba.br/ri/handle/ri/6297 |
Resumo: | RESTRITO |
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Teixeira, Leonardo Sena GomesSouza, Jurema de CastroSantos, Hilda Costa dosPontes, Luiz Antônio MagalhãesGuimarães, Paulo R. B.Vitor Sobrinho, EledirVianna, Regina FerreiraTeixeira, Leonardo Sena GomesSouza, Jurema de CastroSantos, Hilda Costa dosPontes, Luiz Antônio MagalhãesGuimarães, Paulo R. B.Vitor Sobrinho, EledirVianna, Regina Ferreira2012-07-03T14:38:29Z2012-07-03T14:38:29Z20070378-3820http://www.repositorio.ufba.br/ri/handle/ri/6297v.88RESTRITOIn this research work, the effect of different concentrations of copper, iron, lead, zinc and nickel ions on the tendency for gum formation in gasohol fuel is investigated. For that purpose, a gasohol sample has been doped with these five metals ions at concentration levels of 0.25, 1.0, 2.0 and 3.0 μg ml−1. Washed gum content tests have been carried out using ASTM D 381 on samples stored for 7, 14, and 28 days. The results show that gum formation is strongly affected by Cu and Fe, with a much weaker effect from Ni and Zn, and an almost negligible effect from Pb. A variance analysis (ANOVA) of the experimental results shows that an increase in metal concentration strongly increases the rate of gum formation for all metal ions investigated, particularly Cu and Fe, while an increase in storage time has only a much weaker effect, being negligible for Zn.Submitted by Santiago Fabio (fabio.ssantiago@hotmail.com) on 2012-07-03T14:38:29Z No. of bitstreams: 1 TTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf: 92116 bytes, checksum: 94961321cd5002bce3be2cac8a231e24 (MD5)Made available in DSpace on 2012-07-03T14:38:29Z (GMT). No. of bitstreams: 1 TTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf: 92116 bytes, checksum: 94961321cd5002bce3be2cac8a231e24 (MD5) Previous issue date: 2006Fuel Processing Technologyhttp://dx.doi.org/10.1016/j.fuproc.2006.08.008reponame:Repositório Institucional da UFBAinstname:Universidade Federal da Bahia (UFBA)instacron:UFBAMetal ionsGasolineGumVariance analysisThe influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasolineFuel Processing Technologyinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleenginfo:eu-repo/semantics/openAccessORIGINALTTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdfTTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdfapplication/pdf92116https://repositorio.ufba.br/bitstream/ri/6297/1/TTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf94961321cd5002bce3be2cac8a231e24MD51LICENSElicense.txtlicense.txttext/plain1762https://repositorio.ufba.br/bitstream/ri/6297/2/license.txt1b89a9a0548218172d7c829f87a0eab9MD52TEXTTTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf.txtTTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf.txtExtracted texttext/plain16442https://repositorio.ufba.br/bitstream/ri/6297/3/TTTTTTTTTTTTTTTTTTTTTTTTTTKUKU.pdf.txtae8864cd2f0655df8638e9a6cced02d6MD53ri/62972022-11-03 09:51:59.158oai:repositorio.ufba.br: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Repositório InstitucionalPUBhttp://192.188.11.11:8080/oai/requestopendoar:19322022-11-03T12:51:59Repositório Institucional da UFBA - Universidade Federal da Bahia (UFBA)false |
dc.title.pt_BR.fl_str_mv |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
dc.title.alternative.pt_BR.fl_str_mv |
Fuel Processing Technology |
title |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
spellingShingle |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline Teixeira, Leonardo Sena Gomes Metal ions Gasoline Gum Variance analysis |
title_short |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
title_full |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
title_fullStr |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
title_full_unstemmed |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
title_sort |
The influence of Cu, Fe, Ni, Pb and Zn on gum formation in the Brazilian automotive gasoline |
author |
Teixeira, Leonardo Sena Gomes |
author_facet |
Teixeira, Leonardo Sena Gomes Souza, Jurema de Castro Santos, Hilda Costa dos Pontes, Luiz Antônio Magalhães Guimarães, Paulo R. B. Vitor Sobrinho, Eledir Vianna, Regina Ferreira |
author_role |
author |
author2 |
Souza, Jurema de Castro Santos, Hilda Costa dos Pontes, Luiz Antônio Magalhães Guimarães, Paulo R. B. Vitor Sobrinho, Eledir Vianna, Regina Ferreira |
author2_role |
author author author author author author |
dc.contributor.author.fl_str_mv |
Teixeira, Leonardo Sena Gomes Souza, Jurema de Castro Santos, Hilda Costa dos Pontes, Luiz Antônio Magalhães Guimarães, Paulo R. B. Vitor Sobrinho, Eledir Vianna, Regina Ferreira Teixeira, Leonardo Sena Gomes Souza, Jurema de Castro Santos, Hilda Costa dos Pontes, Luiz Antônio Magalhães Guimarães, Paulo R. B. Vitor Sobrinho, Eledir Vianna, Regina Ferreira |
dc.subject.por.fl_str_mv |
Metal ions Gasoline Gum Variance analysis |
topic |
Metal ions Gasoline Gum Variance analysis |
description |
RESTRITO |
publishDate |
2007 |
dc.date.issued.fl_str_mv |
2007 |
dc.date.accessioned.fl_str_mv |
2012-07-03T14:38:29Z |
dc.date.available.fl_str_mv |
2012-07-03T14:38:29Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.repositorio.ufba.br/ri/handle/ri/6297 |
dc.identifier.issn.none.fl_str_mv |
0378-3820 |
dc.identifier.number.pt_BR.fl_str_mv |
v.88 |
identifier_str_mv |
0378-3820 v.88 |
url |
http://www.repositorio.ufba.br/ri/handle/ri/6297 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.publisher.none.fl_str_mv |
Fuel Processing Technology |
publisher.none.fl_str_mv |
Fuel Processing Technology |
dc.source.pt_BR.fl_str_mv |
http://dx.doi.org/10.1016/j.fuproc.2006.08.008 |
dc.source.none.fl_str_mv |
reponame:Repositório Institucional da UFBA instname:Universidade Federal da Bahia (UFBA) instacron:UFBA |
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Universidade Federal da Bahia (UFBA) |
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UFBA |
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Repositório Institucional da UFBA |
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Repositório Institucional da UFBA |
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