{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/22186"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/22186","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Shock wave interaction in a tee junction","abstract":"The problem was to determine the unsteady shock wave interaction at a tee junction, and to measure the transmitted shock strength. Two tee junctions of different cross-sectional shape were constructed, and instrumented with three piezoelectric pressure transducers and two hot wire anemometers. Tests were run in air for a Mach number range of 1.5 to 3.0, the different pressure ratios being obtained by varying the degree of vacuum in the driven section of the shock tube. A shock diffraction pattern for the tee is proposed and the transmitted shock strength is compared with the existing theories on shock diffraction around large corners.","abstract_html":"The problem was to determine the unsteady shock wave interaction at a tee junction, and to measure the transmitted shock strength. Two tee junctions of different cross-sectional shape were constructed, and instrumented with three piezoelectric pressure transducers and two hot wire anemometers. Tests were run in air for a Mach number range of 1.5 to 3.0, the different pressure ratios being obtained by varying the degree of vacuum in the driven section of the shock tube. A shock diffraction pattern for the tee is proposed and the transmitted shock strength is compared with the existing theories on shock diffraction around large corners.","abstract_has_math":false,"creators":["Johnson, Richard Rushby"],"institution":"Department of Mechanical Engineering","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Stegen, R M"],"committee_chairs":[],"committee_members":[],"year":1969,"date_issued":"1969","date_published":"1969","updated_at":"2026-07-22T22:23:29Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/22186","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Stegen, R M"]},{"key":"dc:creator","label":"Author","values":["Johnson, Richard Rushby"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2016-10-19T03:56:16Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2016-10-19T03:56:16Z"]},{"key":"dc:date.issued","label":"Date","values":["1969"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Mechanical Engineering"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["MSc (Eng)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/22186"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The problem was to determine the unsteady shock wave interaction at a tee junction, and to measure the transmitted shock strength. Two tee junctions of different cross-sectional shape were constructed, and instrumented with three piezoelectric pressure transducers and two hot wire anemometers. Tests were run in air for a Mach number range of 1.5 to 3.0, the different pressure ratios being obtained by varying the degree of vacuum in the driven section of the shock tube. A shock diffraction pattern for the tee is proposed and the transmitted shock strength is compared with the existing theories on shock diffraction around large corners."]},{"key":"dc:title","label":"Title","values":["Shock wave interaction in a tee junction"]}]}],"canonical_facts":{"dc:contributor.advisor":["Stegen, R M"],"dc:creator":["Johnson, Richard Rushby"],"dc:date.accessioned":["2016-10-19T03:56:16Z"],"dc:date.available":["2016-10-19T03:56:16Z"],"dc:date.issued":["1969"],"dc:description.abstract":["The problem was to determine the unsteady shock wave interaction at a tee junction, and to measure the transmitted shock strength. Two tee junctions of different cross-sectional shape were constructed, and instrumented with three piezoelectric pressure transducers and two hot wire anemometers. Tests were run in air for a Mach number range of 1.5 to 3.0, the different pressure ratios being obtained by varying the degree of vacuum in the driven section of the shock tube. A shock diffraction pattern for the tee is proposed and the transmitted shock strength is compared with the existing theories on shock diffraction around large corners."],"dc:identifier.uri":["http://hdl.handle.net/11427/22186"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Mechanical Engineering"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Shock wave interaction in a tee junction"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc (Eng)"]},"updated_at":"2026-07-22T22:23:29Z"}