{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/23541"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/23541","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Kinetic processes and plasma remediation of toxic gases","abstract":"Regulations on the allowable emissions of toxic gases have resulted in increasing industrial interest in the development of energy efficient methods for remediation. In this work we computationally study the application of Dielectric Barrier Discharges to the remediation of perchloroethylene (C$\\sb2$Cl$\\sb4$ or PCE) and N$\\rm\\sb{x}$O$\\rm\\sb{y}$. We determine the kinetic processes that occur in remediation in order to devise methods for improving the energy efficiency of remediation.","abstract_html":"Regulations on the allowable emissions of toxic gases have resulted in increasing industrial interest in the development of energy efficient methods for remediation. In this work we computationally study the application of Dielectric Barrier Discharges to the remediation of perchloroethylene (C$\\sb2$Cl$\\sb4$ or PCE) and N$\\rm\\sb{x}$O$\\rm\\sb{y}$. We determine the kinetic processes that occur in remediation in order to devise methods for improving the energy efficiency of remediation.","abstract_has_math":true,"creators":["Gentile, Ann Catherine"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics, Fluid and Plasma","degree_department":null,"school":null,"contributors":["Kushner, Mark J."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T14:18:02Z","date_published":"2011-05-07T14:18:02Z","updated_at":"2026-07-22T22:25:22Z","subjects":["Physics, Fluid and Plasma","Engineering, Environmental"],"languages":["eng"],"rights":["Copyright 1995 Gentile, Ann Catherine"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9624350","(UMI)AAI9624350"],"render_values":[{"text":"AAI9624350","href":null,"code":true},{"text":"(UMI)AAI9624350","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/23541","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Kushner, Mark J."]},{"key":"dc:creator","label":"Author","values":["Gentile, Ann Catherine"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T14:18:02Z","10000-01-01","1995"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics, Fluid and Plasma","Engineering, Environmental"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Physics, Fluid and Plasma","Engineering, Environmental"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1995 Gentile, Ann Catherine"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9624350","(UMI)AAI9624350","http://hdl.handle.net/2142/23541"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Regulations on the allowable emissions of toxic gases have resulted in increasing industrial interest in the development of energy efficient methods for remediation. In this work we computationally study the application of Dielectric Barrier Discharges to the remediation of perchloroethylene (C$\\sb2$Cl$\\sb4$ or PCE) and N$\\rm\\sb{x}$O$\\rm\\sb{y}$. We determine the kinetic processes that occur in remediation in order to devise methods for improving the energy efficiency of remediation.","PCE remediation progresses by a chain chemistry. Removal is efficient in humid gas streams since reactions of H$\\sb2$O initiate the production of radicals necessary for remediation. The end products can be further treated by conventional methods and then exhausted.","Processes during N$\\rm\\sb{x}$O$\\rm\\sb{y}$ remediation can be considered in terms of three time regimes. During the pulse, radicals are produced. NO and N$\\rm\\sb{x}$O$\\rm\\sb{y}$ are then remediated. At long times NO is converted to NO$\\sb2$ with no net change in N$\\rm\\sb{x}$O$\\rm\\sb{y}$. Remediation of NO is largely due to reduction by N. Removal is more efficient with higher applied voltage, faster rising pulses, more H$\\sb2$O in the gas stream, and more pulses of lower energy.","Spatial dependencies can affect the energy efficiencies of remediation. Localized energy deposition in the streamer can result in high temperatures facilitating production of NO. Diffusion of NO into the streamer region and advective transport of N outward into the bulk gas increase remediation. At very high energy depositions, transport decreases the instantaneous rate of change of efficiency with energy deposition despite the increased temperature.","Made available in DSpace on 2011-05-07T14:18:02Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9624350.pdf: 5532994 bytes, checksum: 4e55fa04d08b4278493d9fe1893cb1c2 (MD5) Previous issue date: 1995","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T15:05:10Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:31:12-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"]},{"key":"dc:title","label":"Title","values":["Kinetic processes and plasma remediation of toxic gases"]}]}],"canonical_facts":{"dc:contributor":["Kushner, Mark J."],"dc:creator":["Gentile, Ann Catherine"],"dc:date":["2011-05-07T14:18:02Z","10000-01-01","1995"],"dc:description":["Regulations on the allowable emissions of toxic gases have resulted in increasing industrial interest in the development of energy efficient methods for remediation. In this work we computationally study the application of Dielectric Barrier Discharges to the remediation of perchloroethylene (C$\\sb2$Cl$\\sb4$ or PCE) and N$\\rm\\sb{x}$O$\\rm\\sb{y}$. We determine the kinetic processes that occur in remediation in order to devise methods for improving the energy efficiency of remediation.","PCE remediation progresses by a chain chemistry. Removal is efficient in humid gas streams since reactions of H$\\sb2$O initiate the production of radicals necessary for remediation. The end products can be further treated by conventional methods and then exhausted.","Processes during N$\\rm\\sb{x}$O$\\rm\\sb{y}$ remediation can be considered in terms of three time regimes. During the pulse, radicals are produced. NO and N$\\rm\\sb{x}$O$\\rm\\sb{y}$ are then remediated. At long times NO is converted to NO$\\sb2$ with no net change in N$\\rm\\sb{x}$O$\\rm\\sb{y}$. Remediation of NO is largely due to reduction by N. Removal is more efficient with higher applied voltage, faster rising pulses, more H$\\sb2$O in the gas stream, and more pulses of lower energy.","Spatial dependencies can affect the energy efficiencies of remediation. Localized energy deposition in the streamer can result in high temperatures facilitating production of NO. Diffusion of NO into the streamer region and advective transport of N outward into the bulk gas increase remediation. At very high energy depositions, transport decreases the instantaneous rate of change of efficiency with energy deposition despite the increased temperature.","Made available in DSpace on 2011-05-07T14:18:02Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9624350.pdf: 5532994 bytes, checksum: 4e55fa04d08b4278493d9fe1893cb1c2 (MD5) Previous issue date: 1995","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T15:05:10Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:31:12-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"],"dc:identifier":["AAI9624350","(UMI)AAI9624350","http://hdl.handle.net/2142/23541"],"dc:language":["eng"],"dc:rights":["Copyright 1995 Gentile, Ann Catherine"],"dc:subject":["Physics, Fluid and Plasma","Engineering, Environmental"],"dc:title":["Kinetic processes and plasma remediation of toxic gases"],"dc:type":["text"],"thesis:degree_discipline":["Physics, Fluid and Plasma","Engineering, Environmental"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:22Z"}