Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão
Autor(a) principal: | |
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Data de Publicação: | 2004 |
Tipo de documento: | Dissertação |
Idioma: | por |
Título da fonte: | Repositório Institucional Manancial UFSM |
Texto Completo: | http://repositorio.ufsm.br/handle/1/10523 |
Resumo: | This dissertation presents the slow pyrolysis of eucalyptus sawdust as an alternative, thermal process of treatment of forestry residues for the obtainment of gaseous, liquid and solid products. With the aid of a pyrolysis oven and low temperature conversion of the biomass residue, four product fractions were obtained in batch procedure: one gaseous (F1), two liquids - aqueous (F2) e bio oil (F3) and one solid (F4, char). Parameters like temperature, heating rate and particle size and theirs effects over the process yield were studied. liquid and solid products were submitted to analytical methods of characterization: for the aqueous and the bio oil fractions, the elemental composition, moisture, solubility, qualitative composition by gas chromatography/mass spectrometry detection (GC-MS), spectroscopic figures (infrared, ultraviolet e nuclear magnetic resonance), high heating power and acute toxicity, were measured. The residual char was although submitted to proximate analysis, scanning electron microscopy (SEM), spectroscopic analysis (infrared and X-ray diffraction), superficial area analysis (BET), adsorption (dye and carbohydrate adsorption) and high heating value tests. The liquid fractions showed themselves as potential sources of input chemicals, particularly, of phenolic substances. The residual char, even not activated, showed considerable adsorption capacity. The developed low pyrolysis process demonstrated to be efficient, generating at least two fractions of great industrial interest: bio oil, fuel oil substitute and diesel oil addictive and input chemicals source; and char, precursor of industrial adsorbent and clean solid fuel. |
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2017-05-112017-05-112004-07-26CARDOSO, André de Lima. Slow pyrolysis of eucalyptus sawdust for bio oil and coal production. 2004. 139 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2004.http://repositorio.ufsm.br/handle/1/10523This dissertation presents the slow pyrolysis of eucalyptus sawdust as an alternative, thermal process of treatment of forestry residues for the obtainment of gaseous, liquid and solid products. With the aid of a pyrolysis oven and low temperature conversion of the biomass residue, four product fractions were obtained in batch procedure: one gaseous (F1), two liquids - aqueous (F2) e bio oil (F3) and one solid (F4, char). Parameters like temperature, heating rate and particle size and theirs effects over the process yield were studied. liquid and solid products were submitted to analytical methods of characterization: for the aqueous and the bio oil fractions, the elemental composition, moisture, solubility, qualitative composition by gas chromatography/mass spectrometry detection (GC-MS), spectroscopic figures (infrared, ultraviolet e nuclear magnetic resonance), high heating power and acute toxicity, were measured. The residual char was although submitted to proximate analysis, scanning electron microscopy (SEM), spectroscopic analysis (infrared and X-ray diffraction), superficial area analysis (BET), adsorption (dye and carbohydrate adsorption) and high heating value tests. The liquid fractions showed themselves as potential sources of input chemicals, particularly, of phenolic substances. The residual char, even not activated, showed considerable adsorption capacity. The developed low pyrolysis process demonstrated to be efficient, generating at least two fractions of great industrial interest: bio oil, fuel oil substitute and diesel oil addictive and input chemicals source; and char, precursor of industrial adsorbent and clean solid fuel.Este trabalho de dissertação apresenta o processo de pirólise lenta de serragem de eucalipto como processo térmico, alternativo, de tratamento de resíduos sólidos florestais, para a obtenção de produtos gasosos, sólidos e líquidos. Com auxílio de forno pirolítico e conversão à baixa temperatura dos resíduos de biomassa obtiveram-se quatro frações, por batelada: uma gasosa (F1), duas líquidas - fração aquosa (F2) e bioóleo (F3) e uma sólida (F4, carvão). Foram estudados parâmetros de temperatura, taxa de aquecimento e tamanho de partícula e suas respectivas influências no rendimento dos produtos. Submeteram-se os produtos líquidos e sólidos à métodos analíticos de caracterização: para a fração aquosa e o bioóleo foram medidos a composição elementar, o teor de umidade, a solubilidade, a composição qualitativa por cromatografia gasosa capilar com detector de espectrometria de massa (CG-EM), dados espectroscópicos (espectroscopia no infravermelho, ultravioleta e ressonância nuclear magnética), o poder calorífico e a toxidade aguda. Submeteu-se, também, o carvão residual à análise imediata, à microscopia eletrônica de varredura (MEV), à análise espectroscópica (no infravermelho e difração de raios-X em pó), à análise de área superficial pelo método Brunauer-Emmett-Teller (BET), a testes de adsorção (índices de adsorção de corantes e carboidratos) e de determinação do poder calorífico. As frações líquidas revelaram-se como potenciais fontes de insumos químicos, em particular, de substâncias fenólicas. O carvão, ainda que não ativado, demonstrou apreciável capacidade de adsorção. O processo de pirólise lenta desenvolvido mostrou-se eficiente, gerando, no mínimo, duas frações de grande interesse industrial: bioóleo, substituto de óleo combustível, aditivo para diesel e fonte de insumos químicos; e, carvão, precursor de adsorvente industrial e combustível sólido limpo.application/pdfporUniversidade Federal de Santa MariaPrograma de Pós-Graduação em QuímicaUFSMBRQuímicaQuímica analíticaPiróliseMadeiraBioóleoCarvãoCNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICAPirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvãoSlow pyrolysis of eucalyptus sawdust for bio oil and coal productioninfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/masterThesisMartins, Ayrton Figueiredohttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4787438A0Paniz, José Neri Gottfriedhttp://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4701043Z3http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4772633A8Cardoso, André de Lima100600000000400500500300ade6000d-a348-4d49-a531-6500a65a153a139948a7-8494-4ee1-8d5a-44b04de52275f98bfaca-713c-4b52-9a18-7edb1a63f3a1info:eu-repo/semantics/openAccessreponame:Repositório Institucional Manancial UFSMinstname:Universidade Federal de Santa Maria (UFSM)instacron:UFSMORIGINALANDRECARDOSO1.pdfapplication/pdf1420500http://repositorio.ufsm.br/bitstream/1/10523/1/ANDRECARDOSO1.pdf74fc03753e534df737f2f8a39b5ccbb8MD51ANDRECARDOSO2.pdfANDRECARDOSO2.pdfapplication/pdf1088450http://repositorio.ufsm.br/bitstream/1/10523/4/ANDRECARDOSO2.pdf7a1661c1c9db0086c4adf43559bfe17cMD54ANDRECARDOSO3.pdfANDRECARDOSO3.pdfapplication/pdf1937385http://repositorio.ufsm.br/bitstream/1/10523/5/ANDRECARDOSO3.pdf04180823ea554f782fd94beba6d514d5MD55TEXTANDRECARDOSO1.pdf.txtANDRECARDOSO1.pdf.txtExtracted texttext/plain102786http://repositorio.ufsm.br/bitstream/1/10523/2/ANDRECARDOSO1.pdf.txt1997a1357286bfdcc7bf665079bf070cMD52ANDRECARDOSO2.pdf.txtANDRECARDOSO2.pdf.txtExtracted texttext/plain44912http://repositorio.ufsm.br/bitstream/1/10523/6/ANDRECARDOSO2.pdf.txt1e3d7070507453ebfc83c14cc15ee492MD56ANDRECARDOSO3.pdf.txtANDRECARDOSO3.pdf.txtExtracted texttext/plain42556http://repositorio.ufsm.br/bitstream/1/10523/8/ANDRECARDOSO3.pdf.txt03fc0cc06441cefd391be318e8d8dd33MD58THUMBNAILANDRECARDOSO1.pdf.jpgANDRECARDOSO1.pdf.jpgIM Thumbnailimage/jpeg7672http://repositorio.ufsm.br/bitstream/1/10523/3/ANDRECARDOSO1.pdf.jpg0738cb2119da78d965cedf04fe976a1bMD53ANDRECARDOSO2.pdf.jpgANDRECARDOSO2.pdf.jpgIM Thumbnailimage/jpeg5150http://repositorio.ufsm.br/bitstream/1/10523/7/ANDRECARDOSO2.pdf.jpg3320a0bcd6a914242b45b12a1cf20841MD57ANDRECARDOSO3.pdf.jpgANDRECARDOSO3.pdf.jpgIM Thumbnailimage/jpeg7610http://repositorio.ufsm.br/bitstream/1/10523/9/ANDRECARDOSO3.pdf.jpg43a2955a5550905e6f8f6281a68c25baMD591/105232017-07-25 12:05:05.354oai:repositorio.ufsm.br:1/10523Repositório Institucionalhttp://repositorio.ufsm.br/PUBhttp://repositorio.ufsm.br/oai/requestouvidoria@ufsm.bropendoar:39132017-07-25T15:05:05Repositório Institucional Manancial UFSM - Universidade Federal de Santa Maria (UFSM)false |
dc.title.por.fl_str_mv |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
dc.title.alternative.eng.fl_str_mv |
Slow pyrolysis of eucalyptus sawdust for bio oil and coal production |
title |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
spellingShingle |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão Cardoso, André de Lima Química analítica Pirólise Madeira Bioóleo Carvão CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
title_short |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
title_full |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
title_fullStr |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
title_full_unstemmed |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
title_sort |
Pirólise lenta de serragem de eucalipto para obtenção de bioóleo e carvão |
author |
Cardoso, André de Lima |
author_facet |
Cardoso, André de Lima |
author_role |
author |
dc.contributor.advisor1.fl_str_mv |
Martins, Ayrton Figueiredo |
dc.contributor.advisor1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4787438A0 |
dc.contributor.referee1.fl_str_mv |
Paniz, José Neri Gottfried |
dc.contributor.referee1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4701043Z3 |
dc.contributor.authorLattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4772633A8 |
dc.contributor.author.fl_str_mv |
Cardoso, André de Lima |
contributor_str_mv |
Martins, Ayrton Figueiredo Paniz, José Neri Gottfried |
dc.subject.por.fl_str_mv |
Química analítica Pirólise Madeira Bioóleo Carvão |
topic |
Química analítica Pirólise Madeira Bioóleo Carvão CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
dc.subject.cnpq.fl_str_mv |
CNPQ::CIENCIAS EXATAS E DA TERRA::QUIMICA |
description |
This dissertation presents the slow pyrolysis of eucalyptus sawdust as an alternative, thermal process of treatment of forestry residues for the obtainment of gaseous, liquid and solid products. With the aid of a pyrolysis oven and low temperature conversion of the biomass residue, four product fractions were obtained in batch procedure: one gaseous (F1), two liquids - aqueous (F2) e bio oil (F3) and one solid (F4, char). Parameters like temperature, heating rate and particle size and theirs effects over the process yield were studied. liquid and solid products were submitted to analytical methods of characterization: for the aqueous and the bio oil fractions, the elemental composition, moisture, solubility, qualitative composition by gas chromatography/mass spectrometry detection (GC-MS), spectroscopic figures (infrared, ultraviolet e nuclear magnetic resonance), high heating power and acute toxicity, were measured. The residual char was although submitted to proximate analysis, scanning electron microscopy (SEM), spectroscopic analysis (infrared and X-ray diffraction), superficial area analysis (BET), adsorption (dye and carbohydrate adsorption) and high heating value tests. The liquid fractions showed themselves as potential sources of input chemicals, particularly, of phenolic substances. The residual char, even not activated, showed considerable adsorption capacity. The developed low pyrolysis process demonstrated to be efficient, generating at least two fractions of great industrial interest: bio oil, fuel oil substitute and diesel oil addictive and input chemicals source; and char, precursor of industrial adsorbent and clean solid fuel. |
publishDate |
2004 |
dc.date.issued.fl_str_mv |
2004-07-26 |
dc.date.accessioned.fl_str_mv |
2017-05-11 |
dc.date.available.fl_str_mv |
2017-05-11 |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/masterThesis |
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masterThesis |
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publishedVersion |
dc.identifier.citation.fl_str_mv |
CARDOSO, André de Lima. Slow pyrolysis of eucalyptus sawdust for bio oil and coal production. 2004. 139 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2004. |
dc.identifier.uri.fl_str_mv |
http://repositorio.ufsm.br/handle/1/10523 |
identifier_str_mv |
CARDOSO, André de Lima. Slow pyrolysis of eucalyptus sawdust for bio oil and coal production. 2004. 139 f. Dissertação (Mestrado em Química) - Universidade Federal de Santa Maria, Santa Maria, 2004. |
url |
http://repositorio.ufsm.br/handle/1/10523 |
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por |
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Universidade Federal de Santa Maria |
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UFSM |
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Química |
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