{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/87732"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/87732","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Nature of Turbulence in Wall -Bounded Flows","abstract":"Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","abstract_html":"Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","abstract_has_math":false,"creators":["Balasubramaniam, Balakumar Jothimohan"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Theoretical and Applied Mechanics","degree_department":null,"school":null,"contributors":["Adrian, Ronald J."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-28T16:23:43Z","date_published":"2015-09-28T16:23:43Z","updated_at":"2026-07-22T22:26:30Z","subjects":["Engineering, Mechanical"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3198921"],"render_values":[{"text":"(MiAaPQ)AAI3198921","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/87732","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Adrian, Ronald J."]},{"key":"dc:creator","label":"Author","values":["Balasubramaniam, Balakumar Jothimohan"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-28T16:23:43Z","10000-01-01","2005"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Theoretical and Applied Mechanics"]},{"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":["Engineering, Mechanical"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/87732","(MiAaPQ)AAI3198921"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Particle-image velocimetry measurements inside a fully transpired channel flow apparatus with side-wall injection are used to determine the role of side-wall injection length scale on core turbulence. Smaller pore sizes create laminar flow near the head end of the channel while the larger pore sizes induce transition to turbulence at the head end itself. Flow visualization studies are used to identify persistent axial and spanwise vortices in the flow. The vortices swept by the mean velocity affect the injection velocity streamlines that emerge out of the pores creating injection-velocity fluctuations, that are amplified by the mean strain field to create Reynolds shear stress downstream. Perturbations of the Taylor-Culick solution are numerically computed to demonstrate the amplification of axial and azimuthal vorticity.","Made available in DSpace on 2015-09-28T16:23:43Z (GMT). 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Smaller pore sizes create laminar flow near the head end of the channel while the larger pore sizes induce transition to turbulence at the head end itself. Flow visualization studies are used to identify persistent axial and spanwise vortices in the flow. The vortices swept by the mean velocity affect the injection velocity streamlines that emerge out of the pores creating injection-velocity fluctuations, that are amplified by the mean strain field to create Reynolds shear stress downstream. Perturbations of the Taylor-Culick solution are numerically computed to demonstrate the amplification of axial and azimuthal vorticity.","Made available in DSpace on 2015-09-28T16:23:43Z (GMT). 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