{"_buckets": {"deposit": "a72ec9c9-5438-4372-b72a-8d7726cc6ecb"}, "_deposit": {"id": "2003804", "owners": [1], "pid": {"revision_id": 0, "type": "depid", "value": "2003804"}, "status": "published"}, "_oai": {"id": "oai:u-ryukyu.repo.nii.ac.jp:02003804", "sets": ["1642837868046", "1642838406845"]}, "author_link": [], "item_1617186331708": {"attribute_name": "Title", "attribute_value_mlt": [{"subitem_1551255647225": "可変速駆動時における同期電動機の乱調振動現象の解析と一抑制法", "subitem_1551255648112": "ja"}, {"subitem_1551255647225": "Analysis and Suppression Control of Hunting for Variable Speed Drive of Synchronous Motor", "subitem_1551255648112": "en"}]}, "item_1617186419668": {"attribute_name": "Creator", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "上里, 勝實", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "千住, 智信", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "本部, 敦利", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "友利, 好克", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "Uezato, Katsumi", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Senjyu, Tomonobu", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Honbu, Atsutoshi", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Tomori, Yoshikatsu", "creatorNameLang": "en"}]}]}, "item_1617186476635": {"attribute_name": "Access Rights", "attribute_value_mlt": [{"subitem_1522299639480": "open access", "subitem_1600958577026": "http://purl.org/coar/access_right/c_abf2"}]}, "item_1617186609386": {"attribute_name": "Subject", "attribute_value_mlt": [{"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Hunting"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Lyapunov method"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Variable frequency"}, {"subitem_1522299896455": "en", "subitem_1522300014469": "Other", "subitem_1523261968819": "Suppression control of hunting"}]}, "item_1617186626617": {"attribute_name": "Description", "attribute_value_mlt": [{"subitem_description": "In recent years, for progress of the semiconductor devices, synchronous motor is used for variable speed drive. However, the hunting often gives rise to speed fluctuation of the rotor. In this paper, the occurring conditions of hunting is investigated by Lyapunov\u0027s direct method, and the suppression control of the hunting is proposed. The all machine parameters and drive frequency affect the hunting. In these analysis, the physical aspect of hunting is derived from simulations.\\nThe suppression control that bases on the physical aspect of the hunting is proposed.\\nThe control method would suppress the hunting perfectly by controlling inverter output voltage.", "subitem_description_type": "Other"}, {"subitem_description": "紀要論文", "subitem_description_type": "Other"}]}, "item_1617186643794": {"attribute_name": "Publisher", "attribute_value_mlt": [{"subitem_1522300295150": "ja", "subitem_1522300316516": "琉球大学工学部"}]}, "item_1617186702042": {"attribute_name": "Language", "attribute_value_mlt": [{"subitem_1551255818386": "jpn"}]}, "item_1617186783814": {"attribute_name": "Identifier", "attribute_value_mlt": [{"subitem_identifier_type": "HDL", "subitem_identifier_uri": "http://hdl.handle.net/20.500.12000/5471"}]}, "item_1617186920753": {"attribute_name": "Source Identifier", "attribute_value_mlt": [{"subitem_1522646500366": "ISSN", "subitem_1522646572813": "0389-102X"}, {"subitem_1522646500366": "NCID", "subitem_1522646572813": "AN0025048X"}]}, "item_1617186941041": {"attribute_name": "Source Title", "attribute_value_mlt": [{"subitem_1522650068558": "ja", "subitem_1522650091861": "琉球大学工学部紀要"}]}, "item_1617187056579": {"attribute_name": "Bibliographic Information", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "1993-09", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "46", "bibliographicPageEnd": "185", "bibliographicPageStart": "167"}]}, "item_1617258105262": {"attribute_name": "Resource Type", "attribute_value_mlt": [{"resourcetype": "departmental bulletin paper", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_1617265215918": {"attribute_name": "Version Type", "attribute_value_mlt": [{"subitem_1522305645492": "VoR", "subitem_1600292170262": "http://purl.org/coar/version/c_970fb48d4fbd8a85"}]}, "item_1617605131499": {"attribute_name": "File", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_access", "download_preview_message": "", "file_order": 0, "filename": "No46p167.pdf", "future_date_message": "", "is_thumbnail": false, "mimetype": "", "size": 0, "url": {"objectType": "fulltext", "url": "https://u-ryukyu.repo.nii.ac.jp/record/2003804/files/No46p167.pdf"}, "version_id": "54d89111-c317-4f14-bab4-e8a8edbe2167"}]}, "item_title": "可変速駆動時における同期電動機の乱調振動現象の解析と一抑制法", "item_type_id": "15", "owner": "1", "path": ["1642837868046", "1642838406845"], "permalink_uri": "http://hdl.handle.net/20.500.12000/5471", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2008-03-31"}, "publish_date": "2008-03-31", "publish_status": "0", "recid": "2003804", "relation": {}, "relation_version_is_last": true, "title": ["可変速駆動時における同期電動機の乱調振動現象の解析と一抑制法"], "weko_shared_id": -1}