{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/113484"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/113484","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Viscoelastic stress analysis of adhesively bonded joints","abstract":"Existing closed form solutions for the stress analysis of the single lap joint were studied intensively, and methods of analysis and assumptions between the analyses of Goland and Reissner, Hart-Smith and Delale and Erdogan were compared. The existing SAAS3V finite element program was modified to accommodate additional mesh generation and plotting capabilities. The modified version, SAAS3VP, was used for performing linear elastic and viscoelastic analyses on the single lap joint, and a non-linear viscoelastic analysis on the thick adherend specimen. Metlbond 1113 and Araldite adhesive properties were used in the linear elastic and viscoelastic analyses, respectively. FM-73 adhesive properties were used in the non-linear viscoelastic analysis. Time-dependent shear moduli were calculated from the results of the latter analysis and compared with the experimentally obtained shear modulus of Krieger. Interface layers were defined in both the single lap and thick adherend analyses and the influence of changing the interface layer stiffness on adhesive stresses was also investigated.","abstract_html":"Existing closed form solutions for the stress analysis of the single lap joint were studied intensively, and methods of analysis and assumptions between the analyses of Goland and Reissner, Hart-Smith and Delale and Erdogan were compared. The existing SAAS3V finite element program was modified to accommodate additional mesh generation and plotting capabilities. The modified version, SAAS3VP, was used for performing linear elastic and viscoelastic analyses on the single lap joint, and a non-linear viscoelastic analysis on the thick adherend specimen. Metlbond 1113 and Araldite adhesive properties were used in the linear elastic and viscoelastic analyses, respectively. FM-73 adhesive properties were used in the non-linear viscoelastic analysis. Time-dependent shear moduli were calculated from the results of the latter analysis and compared with the experimentally obtained shear modulus of Krieger. Interface layers were defined in both the single lap and thick adherend analyses and the influence of changing the interface layer stiffness on adhesive stresses was also investigated.","abstract_has_math":false,"creators":["Botha, Louis R. N."],"institution":"Virginia Polytechnic Institute and State University","degree_name":"M.S.","degree_level":"masters","degree_discipline":"Engineering Mechanics","degree_department":"Engineering Mechanics","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1983,"date_issued":"1983","date_published":"1983","updated_at":"2026-07-22T22:18:39Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/113484","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Engineering Mechanics"]},{"key":"dc:creator","label":"Author","values":["Botha, Louis R. N."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2023-01-27T04:47:45Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2023-01-27T04:47:45Z"]},{"key":"dc:date.issued","label":"Date","values":["1983"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute and State University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Engineering Mechanics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/113484"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Existing closed form solutions for the stress analysis of the single lap joint were studied intensively, and methods of analysis and assumptions between the analyses of Goland and Reissner, Hart-Smith and Delale and Erdogan were compared. The existing SAAS3V finite element program was modified to accommodate additional mesh generation and plotting capabilities. The modified version, SAAS3VP, was used for performing linear elastic and viscoelastic analyses on the single lap joint, and a non-linear viscoelastic analysis on the thick adherend specimen. Metlbond 1113 and Araldite adhesive properties were used in the linear elastic and viscoelastic analyses, respectively. FM-73 adhesive properties were used in the non-linear viscoelastic analysis. Time-dependent shear moduli were calculated from the results of the latter analysis and compared with the experimentally obtained shear modulus of Krieger. Interface layers were defined in both the single lap and thick adherend analyses and the influence of changing the interface layer stiffness on adhesive stresses was also investigated."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["M.S."]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Viscoelastic stress analysis of adhesively bonded joints"]}]}],"canonical_facts":{"dc:contributor.department":["Engineering Mechanics"],"dc:creator":["Botha, Louis R. N."],"dc:date.accessioned":["2023-01-27T04:47:45Z"],"dc:date.available":["2023-01-27T04:47:45Z"],"dc:date.issued":["1983"],"dc:description.abstract":["Existing closed form solutions for the stress analysis of the single lap joint were studied intensively, and methods of analysis and assumptions between the analyses of Goland and Reissner, Hart-Smith and Delale and Erdogan were compared. The existing SAAS3V finite element program was modified to accommodate additional mesh generation and plotting capabilities. The modified version, SAAS3VP, was used for performing linear elastic and viscoelastic analyses on the single lap joint, and a non-linear viscoelastic analysis on the thick adherend specimen. Metlbond 1113 and Araldite adhesive properties were used in the linear elastic and viscoelastic analyses, respectively. FM-73 adhesive properties were used in the non-linear viscoelastic analysis. Time-dependent shear moduli were calculated from the results of the latter analysis and compared with the experimentally obtained shear modulus of Krieger. Interface layers were defined in both the single lap and thick adherend analyses and the influence of changing the interface layer stiffness on adhesive stresses was also investigated."],"dc:description.degree":["M.S."],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://hdl.handle.net/10919/113484"],"dc:language.iso":["en"],"dc:publisher":["Virginia Polytechnic Institute and State University"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["Viscoelastic stress analysis of adhesively bonded joints"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Engineering Mechanics"],"thesis:degree_level":["masters"],"thesis:degree_name":["M.S."],"thesis:institution_name":["Virginia Polytechnic Institute and State University"]},"updated_at":"2026-07-22T22:18:39Z"}