{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/83965"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/83965","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Conditionally Analyzed Mean Velocity and Turbulence Measurements in a Plume-Induced Boundary Layer Separated Flowfield","abstract":"The shock-induced separation process was found to dramatically increase the streamwise and transverse Reynolds normal stresses (which both peak near reattachment), the primary shear stress, and the normal stress anisotropy. The shock-separated shear layer consists of only a single layer with a large initial growth rate followed by a much smaller growth rate, instead of the two layers found in rapidly expanded shear layers. The large-scale structures in the shock-separated shear layer span the shear layer width and exhibit a uniform transverse size. These structures display positive and negative shear stresses on their upper and lower edges, respectively, and are greatly altered by reattachment. All turbulent stresses decrease and the normal stress isotropy increases in the developing wake.","abstract_html":"The shock-induced separation process was found to dramatically increase the streamwise and transverse Reynolds normal stresses (which both peak near reattachment), the primary shear stress, and the normal stress anisotropy. The shock-separated shear layer consists of only a single layer with a large initial growth rate followed by a much smaller growth rate, instead of the two layers found in rapidly expanded shear layers. The large-scale structures in the shock-separated shear layer span the shear layer width and exhibit a uniform transverse size. These structures display positive and negative shear stresses on their upper and lower edges, respectively, and are greatly altered by reattachment. All turbulent stresses decrease and the normal stress isotropy increases in the developing wake.","abstract_has_math":false,"creators":["Palko, Carl Wayne"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Mechanical Engineering","degree_department":null,"school":null,"contributors":["Dutton, J. Craig"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T21:12:56Z","date_published":"2015-09-25T21:12:56Z","updated_at":"2026-07-22T22:26:22Z","subjects":["Physics, Fluid and Plasma"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI9834727"],"render_values":[{"text":"(MiAaPQ)AAI9834727","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/83965","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Dutton, J. Craig"]},{"key":"dc:creator","label":"Author","values":["Palko, Carl Wayne"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T21:12:56Z","10000-01-01","1998"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Mechanical Engineering"]},{"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"]}]},{"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/2142/83965","(MiAaPQ)AAI9834727"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The shock-induced separation process was found to dramatically increase the streamwise and transverse Reynolds normal stresses (which both peak near reattachment), the primary shear stress, and the normal stress anisotropy. The shock-separated shear layer consists of only a single layer with a large initial growth rate followed by a much smaller growth rate, instead of the two layers found in rapidly expanded shear layers. The large-scale structures in the shock-separated shear layer span the shear layer width and exhibit a uniform transverse size. These structures display positive and negative shear stresses on their upper and lower edges, respectively, and are greatly altered by reattachment. All turbulent stresses decrease and the normal stress isotropy increases in the developing wake.","Made available in DSpace on 2015-09-25T21:12:56Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9834727.pdf: 7219718 bytes, checksum: 038724e70d7527972982057a3b79862e (MD5) Previous issue date: 1998","Embargo set by: Seth Robbins for item 85246 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","158 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1998."]},{"key":"dc:title","label":"Title","values":["Conditionally Analyzed Mean Velocity and Turbulence Measurements in a Plume-Induced Boundary Layer Separated Flowfield"]}]}],"canonical_facts":{"dc:contributor":["Dutton, J. Craig"],"dc:creator":["Palko, Carl Wayne"],"dc:date":["2015-09-25T21:12:56Z","10000-01-01","1998"],"dc:description":["The shock-induced separation process was found to dramatically increase the streamwise and transverse Reynolds normal stresses (which both peak near reattachment), the primary shear stress, and the normal stress anisotropy. The shock-separated shear layer consists of only a single layer with a large initial growth rate followed by a much smaller growth rate, instead of the two layers found in rapidly expanded shear layers. The large-scale structures in the shock-separated shear layer span the shear layer width and exhibit a uniform transverse size. These structures display positive and negative shear stresses on their upper and lower edges, respectively, and are greatly altered by reattachment. All turbulent stresses decrease and the normal stress isotropy increases in the developing wake.","Made available in DSpace on 2015-09-25T21:12:56Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9834727.pdf: 7219718 bytes, checksum: 038724e70d7527972982057a3b79862e (MD5) Previous issue date: 1998","Embargo set by: Seth Robbins for item 85246 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","158 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1998."],"dc:identifier":["http://hdl.handle.net/2142/83965","(MiAaPQ)AAI9834727"],"dc:language":["eng"],"dc:subject":["Physics, Fluid and Plasma"],"dc:title":["Conditionally Analyzed Mean Velocity and Turbulence Measurements in a Plume-Induced Boundary Layer Separated Flowfield"],"dc:type":["text"],"thesis:degree_discipline":["Mechanical Engineering"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:22Z"}