{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/43930"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/43930","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Power system analysis on programmable calculators","abstract":"The objective of this thesis is to develop and implement a power systems analysis package for use on minicomputers and programmable calculators. Algorithms for four different load flow techniques are developed and tested on the HP9830A programmable calculator. The transient stability analysis problem is reviewed, with special attention being given to the solution of the system performance equations by either the bus impedance matrix approach or the bus admittance matrix approach. Also attention is focused on the solution of the machine swing equations by the state transition method and by the technique of fourth-order Runge-Kutta. Comparisons are made between the different load flow methods to possibly determine the 'best' method to be used in the analysis package. Comparisons are also made between the methods of solving the swing equations in order to select a preferred technique for use in the stability program.","abstract_html":"The objective of this thesis is to develop and implement a power systems analysis package for use on minicomputers and programmable calculators. Algorithms for four different load flow techniques are developed and tested on the HP9830A programmable calculator. The transient stability analysis problem is reviewed, with special attention being given to the solution of the system performance equations by either the bus impedance matrix approach or the bus admittance matrix approach. Also attention is focused on the solution of the machine swing equations by the state transition method and by the technique of fourth-order Runge-Kutta. Comparisons are made between the different load flow methods to possibly determine the 'best' method to be used in the analysis package. Comparisons are also made between the methods of solving the swing equations in order to select a preferred technique for use in the stability program.","abstract_has_math":false,"creators":["Walker, Michael Allen"],"institution":"Virginia Tech","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Electrical Engineering","degree_department":"Electrical Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1974,"date_issued":"1974","date_published":"1974","updated_at":"2026-07-22T22:20:16Z","subjects":[],"languages":[],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-07282010-020059"],"render_values":[{"text":"etd-07282010-020059","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10919/43930","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Electrical Engineering"]},{"key":"dc:creator","label":"Author","values":["Walker, Michael Allen"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-03-14T21:41:22Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-03-14T21:41:22Z","2010-07-28"]},{"key":"dc:date.issued","label":"Date","values":["1974"]},{"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":["Electrical 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: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-07282010-020059"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/43930"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The objective of this thesis is to develop and implement a power systems analysis package for use on minicomputers and programmable calculators. 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