{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/5022"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/5022","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Dynamic modeling and vibration control of high-voltage overhead transmission lines","abstract":"The problem of the dynamic behavior of overhead power transmission lines under wind and other excitations is an important one, since it allows an optimal design and positioning of vibration dampers for the cables. Excessive sway and oscillation of power lines need to be avoided, as they can lead to damage of the lines and power interruptions. The relatively high flexibility of the cables, coupled with the large spans and large sags involved, make the dynamic response of the system highly nonlinear. In this study, we numerically investigate the damped free-vibration response of systems of cables of particularly large spans (120, 200 and 400m).","abstract_html":"The problem of the dynamic behavior of overhead power transmission lines under wind and other excitations is an important one, since it allows an optimal design and positioning of vibration dampers for the cables. Excessive sway and oscillation of power lines need to be avoided, as they can lead to damage of the lines and power interruptions. The relatively high flexibility of the cables, coupled with the large spans and large sags involved, make the dynamic response of the system highly nonlinear. In this study, we numerically investigate the damped free-vibration response of systems of cables of particularly large spans (120, 200 and 400m).","abstract_has_math":false,"creators":["Mtanga, Jameson Joseph"],"institution":"Department of Civil Engineering","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Zingoni, Alphose"],"committee_chairs":[],"committee_members":[],"year":2008,"date_issued":"2008","date_published":"2008","updated_at":"2026-07-22T22:23:09Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/5022","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Zingoni, Alphose"]},{"key":"dc:creator","label":"Author","values":["Mtanga, Jameson Joseph"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-07-31T10:26:37Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-07-31T10:26:37Z"]},{"key":"dc:date.issued","label":"Date","values":["2008"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Civil 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"]}]},{"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/11427/5022"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes abstract.","Includes bibliographical references (leaves 140-144)."]},{"key":"dc:description.abstract","label":"Abstract","values":["The problem of the dynamic behavior of overhead power transmission lines under wind and other excitations is an important one, since it allows an optimal design and positioning of vibration dampers for the cables. Excessive sway and oscillation of power lines need to be avoided, as they can lead to damage of the lines and power interruptions. The relatively high flexibility of the cables, coupled with the large spans and large sags involved, make the dynamic response of the system highly nonlinear. In this study, we numerically investigate the damped free-vibration response of systems of cables of particularly large spans (120, 200 and 400m)."]},{"key":"dc:title","label":"Title","values":["Dynamic modeling and vibration control of high-voltage overhead transmission lines"]}]}],"canonical_facts":{"dc:contributor.advisor":["Zingoni, Alphose"],"dc:creator":["Mtanga, Jameson Joseph"],"dc:date.accessioned":["2014-07-31T10:26:37Z"],"dc:date.available":["2014-07-31T10:26:37Z"],"dc:date.issued":["2008"],"dc:description":["Includes abstract.","Includes bibliographical references (leaves 140-144)."],"dc:description.abstract":["The problem of the dynamic behavior of overhead power transmission lines under wind and other excitations is an important one, since it allows an optimal design and positioning of vibration dampers for the cables. Excessive sway and oscillation of power lines need to be avoided, as they can lead to damage of the lines and power interruptions. The relatively high flexibility of the cables, coupled with the large spans and large sags involved, make the dynamic response of the system highly nonlinear. In this study, we numerically investigate the damped free-vibration response of systems of cables of particularly large spans (120, 200 and 400m)."],"dc:identifier.uri":["http://hdl.handle.net/11427/5022"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Civil Engineering"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Dynamic modeling and vibration control of high-voltage overhead transmission lines"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc"]},"updated_at":"2026-07-22T22:23:09Z"}