Eintrag weiter verarbeiten
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids
Gespeichert in:
| Zeitschriftentitel: | International Journal of Chemical Engineering |
|---|---|
| Personen und Körperschaften: | , , |
| In: | International Journal of Chemical Engineering, 2017, 2017, S. 1-7 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Hindawi Limited
|
| Schlagwörter: |
| author_facet |
Li, Shaobai Huang, Siyuan Fan, Jungeng Li, Shaobai Huang, Siyuan Fan, Jungeng |
|---|---|
| author |
Li, Shaobai Huang, Siyuan Fan, Jungeng |
| spellingShingle |
Li, Shaobai Huang, Siyuan Fan, Jungeng International Journal of Chemical Engineering Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids General Chemical Engineering |
| author_sort |
li, shaobai |
| spelling |
Li, Shaobai Huang, Siyuan Fan, Jungeng 1687-806X 1687-8078 Hindawi Limited General Chemical Engineering http://dx.doi.org/10.1155/2017/9062649 <jats:p>In this study, the gas holdup of bubble swarms in shear-thinning fluids was experimentally studied at superficial gas velocities ranging from 0.001 to 0.02 m·s<jats:sup>−1</jats:sup>. Carboxylmethyl cellulose (CMC) solutions of 0.2 wt%, 0.6 wt%, and 1.0 wt% with sodium dodecyl sulfate (SDS) as the surfactant were used as the power-law (liquid phase), and nitrogen was used as the gas phase. Effects of SDS concentration, rheological behavior, and physical properties of the liquid phase and superficial gas velocity on gas holdup were investigated. Results indicated that gas holdup increases with increasing superficial gas velocity and decreasing CMC concentration. Moreover, the addition of SDS in CMC solutions increased gas holdup, and the degree increased with the surfactant concentration. An empirical correlation was proposed for evaluating gas holdup as a function of liquid surface tension, density, effective viscosity, rheological property, superficial gas velocity, and geometric characteristics of bubble columns using the experimental data obtained for the different superficial gas velocities and CMC solution concentrations with different surfactant solutions. These proposed correlations reasonably fitted the experimental data obtained for gas holdup in this system.</jats:p> Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids International Journal of Chemical Engineering |
| doi_str_mv |
10.1155/2017/9062649 |
| facet_avail |
Online Free |
| format |
ElectronicArticle |
| fullrecord |
blob:ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTE1NS8yMDE3LzkwNjI2NDk |
| id |
ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTE1NS8yMDE3LzkwNjI2NDk |
| institution |
DE-L229 DE-D275 DE-Bn3 DE-Brt1 DE-Zwi2 DE-D161 DE-Zi4 DE-Gla1 DE-15 DE-Pl11 DE-Rs1 DE-14 DE-105 DE-Ch1 |
| imprint |
Hindawi Limited, 2017 |
| imprint_str_mv |
Hindawi Limited, 2017 |
| issn |
1687-8078 1687-806X |
| issn_str_mv |
1687-8078 1687-806X |
| language |
English |
| mega_collection |
Hindawi Limited (CrossRef) |
| match_str |
li2017effectofsurfactantsongasholdupinshearthinningfluids |
| publishDateSort |
2017 |
| publisher |
Hindawi Limited |
| recordtype |
ai |
| record_format |
ai |
| series |
International Journal of Chemical Engineering |
| source_id |
49 |
| title |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_unstemmed |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_full |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_fullStr |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_full_unstemmed |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_short |
Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_sort |
effect of surfactants on gas holdup in shear-thinning fluids |
| topic |
General Chemical Engineering |
| url |
http://dx.doi.org/10.1155/2017/9062649 |
| publishDate |
2017 |
| physical |
1-7 |
| description |
<jats:p>In this study, the gas holdup of bubble swarms in shear-thinning fluids was experimentally studied at superficial gas velocities ranging from 0.001 to 0.02 m·s<jats:sup>−1</jats:sup>. Carboxylmethyl cellulose (CMC) solutions of 0.2 wt%, 0.6 wt%, and 1.0 wt% with sodium dodecyl sulfate (SDS) as the surfactant were used as the power-law (liquid phase), and nitrogen was used as the gas phase. Effects of SDS concentration, rheological behavior, and physical properties of the liquid phase and superficial gas velocity on gas holdup were investigated. Results indicated that gas holdup increases with increasing superficial gas velocity and decreasing CMC concentration. Moreover, the addition of SDS in CMC solutions increased gas holdup, and the degree increased with the surfactant concentration. An empirical correlation was proposed for evaluating gas holdup as a function of liquid surface tension, density, effective viscosity, rheological property, superficial gas velocity, and geometric characteristics of bubble columns using the experimental data obtained for the different superficial gas velocities and CMC solution concentrations with different surfactant solutions. These proposed correlations reasonably fitted the experimental data obtained for gas holdup in this system.</jats:p> |
| container_start_page |
1 |
| container_title |
International Journal of Chemical Engineering |
| container_volume |
2017 |
| format_de105 |
Article, E-Article |
| format_de14 |
Article, E-Article |
| format_de15 |
Article, E-Article |
| format_de520 |
Article, E-Article |
| format_de540 |
Article, E-Article |
| format_dech1 |
Article, E-Article |
| format_ded117 |
Article, E-Article |
| format_degla1 |
E-Article |
| format_del152 |
Buch |
| format_del189 |
Article, E-Article |
| format_dezi4 |
Article |
| format_dezwi2 |
Article, E-Article |
| format_finc |
Article, E-Article |
| format_nrw |
Article, E-Article |
| _version_ |
1792344202266279938 |
| geogr_code |
not assigned |
| last_indexed |
2024-03-01T17:03:49.16Z |
| geogr_code_person |
not assigned |
| openURL |
url_ver=Z39.88-2004&ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fvufind.svn.sourceforge.net%3Agenerator&rft.title=Effect+of+Surfactants+on+Gas+Holdup+in+Shear-Thinning+Fluids&rft.date=2017-01-01&genre=article&issn=1687-8078&volume=2017&spage=1&epage=7&pages=1-7&jtitle=International+Journal+of+Chemical+Engineering&atitle=Effect+of+Surfactants+on+Gas+Holdup+in+Shear-Thinning+Fluids&aulast=Fan&aufirst=Jungeng&rft_id=info%3Adoi%2F10.1155%2F2017%2F9062649&rft.language%5B0%5D=eng |
| SOLR | |
| _version_ | 1792344202266279938 |
| author | Li, Shaobai, Huang, Siyuan, Fan, Jungeng |
| author_facet | Li, Shaobai, Huang, Siyuan, Fan, Jungeng, Li, Shaobai, Huang, Siyuan, Fan, Jungeng |
| author_sort | li, shaobai |
| container_start_page | 1 |
| container_title | International Journal of Chemical Engineering |
| container_volume | 2017 |
| description | <jats:p>In this study, the gas holdup of bubble swarms in shear-thinning fluids was experimentally studied at superficial gas velocities ranging from 0.001 to 0.02 m·s<jats:sup>−1</jats:sup>. Carboxylmethyl cellulose (CMC) solutions of 0.2 wt%, 0.6 wt%, and 1.0 wt% with sodium dodecyl sulfate (SDS) as the surfactant were used as the power-law (liquid phase), and nitrogen was used as the gas phase. Effects of SDS concentration, rheological behavior, and physical properties of the liquid phase and superficial gas velocity on gas holdup were investigated. Results indicated that gas holdup increases with increasing superficial gas velocity and decreasing CMC concentration. Moreover, the addition of SDS in CMC solutions increased gas holdup, and the degree increased with the surfactant concentration. An empirical correlation was proposed for evaluating gas holdup as a function of liquid surface tension, density, effective viscosity, rheological property, superficial gas velocity, and geometric characteristics of bubble columns using the experimental data obtained for the different superficial gas velocities and CMC solution concentrations with different surfactant solutions. These proposed correlations reasonably fitted the experimental data obtained for gas holdup in this system.</jats:p> |
| doi_str_mv | 10.1155/2017/9062649 |
| facet_avail | Online, Free |
| format | ElectronicArticle |
| format_de105 | Article, E-Article |
| format_de14 | Article, E-Article |
| format_de15 | Article, E-Article |
| format_de520 | Article, E-Article |
| format_de540 | Article, E-Article |
| format_dech1 | Article, E-Article |
| format_ded117 | Article, E-Article |
| format_degla1 | E-Article |
| format_del152 | Buch |
| format_del189 | Article, E-Article |
| format_dezi4 | Article |
| format_dezwi2 | Article, E-Article |
| format_finc | Article, E-Article |
| format_nrw | Article, E-Article |
| geogr_code | not assigned |
| geogr_code_person | not assigned |
| id | ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTE1NS8yMDE3LzkwNjI2NDk |
| imprint | Hindawi Limited, 2017 |
| imprint_str_mv | Hindawi Limited, 2017 |
| institution | DE-L229, DE-D275, DE-Bn3, DE-Brt1, DE-Zwi2, DE-D161, DE-Zi4, DE-Gla1, DE-15, DE-Pl11, DE-Rs1, DE-14, DE-105, DE-Ch1 |
| issn | 1687-8078, 1687-806X |
| issn_str_mv | 1687-8078, 1687-806X |
| language | English |
| last_indexed | 2024-03-01T17:03:49.16Z |
| match_str | li2017effectofsurfactantsongasholdupinshearthinningfluids |
| mega_collection | Hindawi Limited (CrossRef) |
| physical | 1-7 |
| publishDate | 2017 |
| publishDateSort | 2017 |
| publisher | Hindawi Limited |
| record_format | ai |
| recordtype | ai |
| series | International Journal of Chemical Engineering |
| source_id | 49 |
| spelling | Li, Shaobai Huang, Siyuan Fan, Jungeng 1687-806X 1687-8078 Hindawi Limited General Chemical Engineering http://dx.doi.org/10.1155/2017/9062649 <jats:p>In this study, the gas holdup of bubble swarms in shear-thinning fluids was experimentally studied at superficial gas velocities ranging from 0.001 to 0.02 m·s<jats:sup>−1</jats:sup>. Carboxylmethyl cellulose (CMC) solutions of 0.2 wt%, 0.6 wt%, and 1.0 wt% with sodium dodecyl sulfate (SDS) as the surfactant were used as the power-law (liquid phase), and nitrogen was used as the gas phase. Effects of SDS concentration, rheological behavior, and physical properties of the liquid phase and superficial gas velocity on gas holdup were investigated. Results indicated that gas holdup increases with increasing superficial gas velocity and decreasing CMC concentration. Moreover, the addition of SDS in CMC solutions increased gas holdup, and the degree increased with the surfactant concentration. An empirical correlation was proposed for evaluating gas holdup as a function of liquid surface tension, density, effective viscosity, rheological property, superficial gas velocity, and geometric characteristics of bubble columns using the experimental data obtained for the different superficial gas velocities and CMC solution concentrations with different surfactant solutions. These proposed correlations reasonably fitted the experimental data obtained for gas holdup in this system.</jats:p> Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids International Journal of Chemical Engineering |
| spellingShingle | Li, Shaobai, Huang, Siyuan, Fan, Jungeng, International Journal of Chemical Engineering, Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids, General Chemical Engineering |
| title | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_full | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_fullStr | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_full_unstemmed | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_short | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| title_sort | effect of surfactants on gas holdup in shear-thinning fluids |
| title_unstemmed | Effect of Surfactants on Gas Holdup in Shear-Thinning Fluids |
| topic | General Chemical Engineering |
| url | http://dx.doi.org/10.1155/2017/9062649 |