{"created":"2023-07-25T08:05:06.049737+00:00","id":3452,"links":{},"metadata":{"_buckets":{"deposit":"4f42340e-9322-4890-93f1-e5484754f5fc"},"_deposit":{"created_by":29,"id":"3452","owners":[29],"pid":{"revision_id":0,"type":"depid","value":"3452"},"status":"published"},"_oai":{"id":"oai:ir.kagoshima-u.ac.jp:00003452","sets":["228:271:4954"]},"author_link":["2779"],"item_7_biblio_info_5":{"attribute_name":"収録雑誌名","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1990-03-15","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"219","bibliographicPageStart":"215","bibliographicVolumeNumber":"40","bibliographic_titles":[{"bibliographic_title":"鹿兒島大學農學部學術報告","bibliographic_titleLang":"ja"},{"bibliographic_title":"Bulletin of the Faculty of Agriculture, Kagoshima University","bibliographic_titleLang":"en"}]}]},"item_7_date_6":{"attribute_name":"作成日","attribute_value_mlt":[{"subitem_date_issued_datetime":"1990-03-15","subitem_date_issued_type":"Issued"}]},"item_7_description_4":{"attribute_name":"要約(Abstract)","attribute_value_mlt":[{"subitem_description":"管路内の流れは水理学的には管水路流と開水路流に分類されるが, 実際にはそのいずれとも区別出来ない領域が存在する.このような領域では空気が混在する流れとなる.一般に空気を連行する流れは, 流水中の空気の形状が極めて複雑かつ非定常的であるために, その理論的な取り扱いは困難である.したがって実験的にその水理学特性を検討した.得られた結果は次のように要約される.1.管水路流と開水路流の遷移領域の流況は, 流水に連行される空気の量およびその混在状況によって気泡流, 気泡塊流, 混合流および半開水路流に分類される.ただこのような流況が遷移領域ですべて現れるとは限らず, 管径, 管路長, 管路勾配, 管路流入口形状などによってその流況の存否が決まる.2.混合流付近の流況の場合には流れに周期性が現れ易く, 管内圧力や管路流入水槽の水位に卓越周期が見られる.その周期の長さは空気量, 管路勾配, 管路長などによって決まる.3.管水路流と開水路流の遷移領域の流況では, 空気の連行によって管内圧力が極めて大きく変動する場合がある.このことは管路の振動の原因となる.","subitem_description_language":"ja","subitem_description_type":"Other"}]},"item_7_publisher_23":{"attribute_name":"公開者・出版者","attribute_value_mlt":[{"subitem_publisher":"鹿児島大学","subitem_publisher_language":"ja"},{"subitem_publisher":"Kagoshima University","subitem_publisher_language":"en"}]},"item_7_source_id_7":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"04530845","subitem_source_identifier_type":"PISSN"}]},"item_7_source_id_9":{"attribute_name":"NII書誌ID","attribute_value_mlt":[{"subitem_source_identifier":"AN00040603","subitem_source_identifier_type":"NCID"}]},"item_7_subject_15":{"attribute_name":"NDC","attribute_value_mlt":[{"subitem_subject":"610","subitem_subject_scheme":"NDC"}]},"item_7_subject_20":{"attribute_name":"NIIsubject","attribute_value_mlt":[{"subitem_subject":"農学","subitem_subject_language":"ja","subitem_subject_scheme":"Other"}]},"item_7_version_type_14":{"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_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"open access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_abf2"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"長, 勝史","creatorNameLang":"ja"},{"creatorName":"CHO, Katsushi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"2779","nameIdentifierScheme":"WEKO"},{"nameIdentifier":"1000020038235","nameIdentifierScheme":"NRID","nameIdentifierURI":" "}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2016-10-27"}],"displaytype":"detail","fileDate":[{"fileDateType":"Issued","fileDateValue":"1990-03-15"}],"filename":"KJ00000068364.pdf","filesize":[{"value":"428.1 kB"}],"format":"application/pdf","mimetype":"application/pdf","url":{"label":"KJ00000068364.pdf","objectType":"fulltext","url":"https://ir.kagoshima-u.ac.jp/record/3452/files/KJ00000068364.pdf"},"version_id":"86d53f13-fd4c-4878-8161-925a4853efaf"}]},"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":"管水路流と開水路流の遷移領域における水理特性","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"管水路流と開水路流の遷移領域における水理特性","subitem_title_language":"ja"},{"subitem_title":"Hydraulic Characteristics on Transitional Regions of Closed Conduit Flow and Open Channel Flow","subitem_title_language":"en"}]},"item_type_id":"7","owner":"29","path":["44","4954"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2015-06-04"},"publish_date":"2015-06-04","publish_status":"0","recid":"3452","relation_version_is_last":true,"title":["管水路流と開水路流の遷移領域における水理特性"],"weko_creator_id":"29","weko_shared_id":-1},"updated":"2025-01-15T02:36:56.728103+00:00"}