{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/43647"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/43647","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Nonlinear 3-D beam/connector finite element with warping for a glulam dome","abstract":"The main objectives of the present study are to incorporate Saint-Venant's torsion solution in the analysis of a glulam dome with ABAQUS to include warping of rectangular beams, and to model the nonlinear beam/decking connectors (nails) of the dome in order to develop an effective finite element model of the glulam dome for investigating its ultimate load capacity. The shear modulus is modified to include warping of the beams. The nonlinear connector is defined through a user-coded FORTRAN subroutine UEL. Results from the thorough testing of these two capabilities are presented. A convergence study of the solution in the nonlinear analysis of the dome cap with ABAQUS is performed. The effect of variation in parameters such as the nonlinear material law and the stiffness of hinge-connector elements on the dome cap model is examined. A dome cap model with 16 nailed joints for each beam is analyzed. Dome models with nailed joints at truss bracing points (i.e., the end nodes of the truss bracing elements) and with 16 nailed joints for every beam are analyzed. The results of these models are compared with the models with and without truss bracing. Finally, conclusions based on this study and recommendations for future research are presented.","abstract_html":"The main objectives of the present study are to incorporate Saint-Venant's torsion solution in the analysis of a glulam dome with ABAQUS to include warping of rectangular beams, and to model the nonlinear beam/decking connectors (nails) of the dome in order to develop an effective finite element model of the glulam dome for investigating its ultimate load capacity. The shear modulus is modified to include warping of the beams. The nonlinear connector is defined through a user-coded FORTRAN subroutine UEL. Results from the thorough testing of these two capabilities are presented. A convergence study of the solution in the nonlinear analysis of the dome cap with ABAQUS is performed. The effect of variation in parameters such as the nonlinear material law and the stiffness of hinge-connector elements on the dome cap model is examined. A dome cap model with 16 nailed joints for each beam is analyzed. Dome models with nailed joints at truss bracing points (i.e., the end nodes of the truss bracing elements) and with 16 nailed joints for every beam are analyzed. The results of these models are compared with the models with and without truss bracing. Finally, conclusions based on this study and recommendations for future research are presented.","abstract_has_math":false,"creators":["Kavi, Sandeep A."],"institution":"Virginia Tech","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Civil Engineering","degree_department":"Civil Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":["Holzer, Siegfried M."],"committee_members":["Loferski, Joseph R.","Dolan, James Daniel","Garst, Donald A."],"year":1993,"date_issued":"1993-10-15","date_published":"1993-10-15","updated_at":"2026-07-22T22:19:45Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-07102009-040624"],"render_values":[{"text":"etd-07102009-040624","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10919/43647","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.committeechair","label":"Committee Chair","values":["Holzer, Siegfried M."]},{"key":"dc:contributor.committeemember","label":"Committee Member","values":["Loferski, Joseph R.","Dolan, James Daniel","Garst, Donald A."]},{"key":"dc:contributor.department","label":"Department","values":["Civil Engineering"]},{"key":"dc:creator","label":"Author","values":["Kavi, Sandeep A."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-03-14T21:40:05Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-03-14T21:40:05Z","2009-07-10"]},{"key":"dc:date.issued","label":"Date","values":["1993-10-15"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Tech"]},{"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":["Civil Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"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.other","label":"Dc Identifier Other","values":["etd-07102009-040624"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/43647"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The main objectives of the present study are to incorporate Saint-Venant's torsion solution in the analysis of a glulam dome with ABAQUS to include warping of rectangular beams, and to model the nonlinear beam/decking connectors (nails) of the dome in order to develop an effective finite element model of the glulam dome for investigating its ultimate load capacity. The shear modulus is modified to include warping of the beams. The nonlinear connector is defined through a user-coded FORTRAN subroutine UEL. Results from the thorough testing of these two capabilities are presented. A convergence study of the solution in the nonlinear analysis of the dome cap with ABAQUS is performed. The effect of variation in parameters such as the nonlinear material law and the stiffness of hinge-connector elements on the dome cap model is examined. A dome cap model with 16 nailed joints for each beam is analyzed. Dome models with nailed joints at truss bracing points (i.e., the end nodes of the truss bracing elements) and with 16 nailed joints for every beam are analyzed. The results of these models are compared with the models with and without truss bracing. Finally, conclusions based on this study and recommendations for future research are presented."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["BTD"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Nonlinear 3-D beam/connector finite element with warping for a glulam dome"]}]}],"canonical_facts":{"dc:contributor.committeechair":["Holzer, Siegfried M."],"dc:contributor.committeemember":["Loferski, Joseph R.","Dolan, James Daniel","Garst, Donald A."],"dc:contributor.department":["Civil Engineering"],"dc:creator":["Kavi, Sandeep A."],"dc:date.accessioned":["2014-03-14T21:40:05Z"],"dc:date.available":["2014-03-14T21:40:05Z","2009-07-10"],"dc:date.issued":["1993-10-15"],"dc:description.abstract":["The main objectives of the present study are to incorporate Saint-Venant's torsion solution in the analysis of a glulam dome with ABAQUS to include warping of rectangular beams, and to model the nonlinear beam/decking connectors (nails) of the dome in order to develop an effective finite element model of the glulam dome for investigating its ultimate load capacity. The shear modulus is modified to include warping of the beams. The nonlinear connector is defined through a user-coded FORTRAN subroutine UEL. Results from the thorough testing of these two capabilities are presented. A convergence study of the solution in the nonlinear analysis of the dome cap with ABAQUS is performed. The effect of variation in parameters such as the nonlinear material law and the stiffness of hinge-connector elements on the dome cap model is examined. A dome cap model with 16 nailed joints for each beam is analyzed. Dome models with nailed joints at truss bracing points (i.e., the end nodes of the truss bracing elements) and with 16 nailed joints for every beam are analyzed. The results of these models are compared with the models with and without truss bracing. Finally, conclusions based on this study and recommendations for future research are presented."],"dc:description.degree":["Master of Science"],"dc:format.medium":["BTD"],"dc:format.mimetype":["application/pdf"],"dc:identifier.other":["etd-07102009-040624"],"dc:identifier.uri":["http://hdl.handle.net/10919/43647"],"dc:language.iso":["en"],"dc:publisher":["Virginia Tech"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["Nonlinear 3-D beam/connector finite element with warping for a glulam dome"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Civil Engineering"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["Virginia Polytechnic Institute and State University"]},"updated_at":"2026-07-22T22:19:45Z"}