{"created":"2023-05-15T12:06:56.845940+00:00","id":11861,"links":{},"metadata":{"_buckets":{"deposit":"b0b9a9fd-f69f-49db-9da7-2227623fc0b7"},"_deposit":{"created_by":3,"id":"11861","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"11861"},"status":"published"},"_oai":{"id":"oai:iwate-u.repo.nii.ac.jp:00011861","sets":["1523:1528:1591:1630:1925"]},"author_link":["82570","82571"],"item_41_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1984-02-29","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicPageEnd":"88","bibliographicPageStart":"69","bibliographicVolumeNumber":"43","bibliographic_titles":[{"bibliographic_title":"岩手大学教育学部研究年報 = Annual report of the Faculty of Education, University of Iwate"}]}]},"item_41_date_6":{"attribute_name":"登録日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2008-03-03"}]},"item_41_description_12":{"attribute_name":"Abstract","attribute_value_mlt":[{"subitem_description":"弁の下流側の水路が長い場合，またはポンプがある場合，水路の水撃と弁の動きが相い関連して発生する自励振動は今まで報告されていなかったが，こういう場合にも自励振動が発生する場合があることを実験によって証明した。さらにこの振動の発生機構をラプラス変換を用いて解明し，安定条件と振動発生の条件を求めた。この自励振動の周期は管路側の水撃作用の周期に近いが，これよりも少し大きくなる。この自励振動の振動波形には弁の固有振動の波形が重なり，弁の固有振動数の方が水撃の振動数より大きい場合は弁の固有振動数とは関係なく，自励振動の振動数の2倍の振動数の振動が重畳したように見える現象を呈することがあることがわかった。","subitem_description_type":"Other"}]},"item_41_full_name_3":{"attribute_name":"著者別名","attribute_value_mlt":[{"nameIdentifiers":[{"nameIdentifier":"82571","nameIdentifierScheme":"WEKO"}],"names":[{"name":"TERASHIMA, Masayoshi"}]}]},"item_41_identifier_registration":{"attribute_name":"ID登録","attribute_value_mlt":[{"subitem_identifier_reg_text":"10.15113/00011855","subitem_identifier_reg_type":"JaLC"}]},"item_41_publisher_14":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"岩手大学教育学部"}]},"item_41_source_id_25":{"attribute_name":"NCID","attribute_value_mlt":[{"subitem_source_identifier":"AN00017940","subitem_source_identifier_type":"NCID"}]},"item_41_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0367-7370","subitem_source_identifier_type":"ISSN"}]},"item_41_text_4":{"attribute_name":"著者(機関)","attribute_value_mlt":[{"subitem_text_value":"岩手大学教育学部"}]},"item_41_version_type_27":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"寺嶋, 正義"}],"nameIdentifiers":[{"nameIdentifier":"82570","nameIdentifierScheme":"WEKO"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2016-11-14"}],"displaytype":"detail","filename":"erar-v43n2p69-88.pdf","filesize":[{"value":"3.2 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"erar-v43n2p69-88.pdf","url":"https://iwate-u.repo.nii.ac.jp/record/11861/files/erar-v43n2p69-88.pdf"},"version_id":"ba2bf4ce-7cb1-4865-a22f-41a90a4208b9"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"自励振動","subitem_subject_scheme":"Other"},{"subitem_subject":"ラプラス変換","subitem_subject_scheme":"Other"},{"subitem_subject":"水撃","subitem_subject_scheme":"Other"},{"subitem_subject":"弁","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"水圧自励振動の研究（1） : 水撃作用と弁による自励振動","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"水圧自励振動の研究（1） : 水撃作用と弁による自励振動"},{"subitem_title":"A Study on Self-excited Vibration of Water Pressure (1) : Self-excited Vibration by Water Hammer and Valve","subitem_title_language":"en"}]},"item_type_id":"41","owner":"3","path":["1925"],"pubdate":{"attribute_name":"公開日","attribute_value":"2008-03-03"},"publish_date":"2008-03-03","publish_status":"0","recid":"11861","relation_version_is_last":true,"title":["水圧自励振動の研究（1） : 水撃作用と弁による自励振動"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2023-05-15T15:03:35.081833+00:00"}