{"created":"2023-06-20T15:08:02.057066+00:00","id":37426,"links":{},"metadata":{"_buckets":{"deposit":"22557fae-f1b6-4a30-9e60-3f95ad22f6ac"},"_deposit":{"created_by":1,"id":"37426","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"37426"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00037426","sets":["1887:1891","1896:1898:1913:1915"]},"author_link":["480712","480713"],"item_5_alternative_title_2":{"attribute_name":"その他のタイトル（英）","attribute_value_mlt":[{"subitem_alternative_title":"On determining acoustic intensity in the near-field of aerodynamic sound sources"}]},"item_5_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1999-11","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"102","bibliographicPageStart":"99","bibliographicVolumeNumber":"43","bibliographic_titles":[{"bibliographic_title":"航空宇宙技術研究所特別資料"},{"bibliographic_title":"Special Publicationa of National Aerospace Laboratory","bibliographic_titleLang":"en"}]}]},"item_5_description_14":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"航空宇宙技術研究所 7-9 Oct. 1998 (23th). 24-26 Mar. 1999 (24th) 東京 日本","subitem_description_type":"Other"}]},"item_5_description_15":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）（英）","attribute_value_mlt":[{"subitem_description":"National Aerospace Laboratory 7-9 Oct. 1998 (23th). 24-26 Mar. 1999 (24th) Tokyo Japan","subitem_description_type":"Other"}]},"item_5_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"円形断面の噴流に垂直に置かれた円柱近傍で、音響パワーの流れ(AI)流束の測定を行った。AI流束についての結果は、感知器が音源すなわち円柱の音響的近傍場から十分離れたときにのみ、受け入れ得る特徴を示した。AIの測定は音源近傍場で2本のマイクロホンを使ったAI測定が良好に稼動することを理論的に示すことができるとは言え、測定の結果は全く受け入れ難い特徴を示した。音源近傍場内のマイクロホンが近傍場を散乱させて真の音波を発生させてしまい、その音波を測定してしまうと言う必然的な結論を得た。","subitem_description_type":"Abstract"}]},"item_5_description_17":{"attribute_name":"抄録（英）","attribute_value_mlt":[{"subitem_description":"Measurement of the Acoustic Intensity (AI) flux is made in the neighborhood of a circular cylinder set normal into a circular jet flow. Results for AI flux show acceptable features only when the sensors are well out of the acoustic near-field of the sound source, that is, the cylinder. Although it can be shown analytically that AI measurement with two microphones should work well even in the near-field, measured results there show totally unacceptable features. The inevitable conclusion is that microphones inside the near-field scatter the near-field into real sound wave, and then measure it.","subitem_description_type":"Other"}]},"item_5_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA0001960029","subitem_description_type":"Other"}]},"item_5_description_33":{"attribute_name":"レポート番号","attribute_value_mlt":[{"subitem_description":"レポート番号: NAL SP-43","subitem_description_type":"Other"}]},"item_5_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"航空宇宙技術研究所"}]},"item_5_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"National Aerospace Laboratory (NAL)"}]},"item_5_source_id_21":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0289-260X","subitem_source_identifier_type":"ISSN"}]},"item_5_source_id_24":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10097345","subitem_source_identifier_type":"NCID"}]},"item_5_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"近畿大学 工学部"}]},"item_5_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Kinki University School of Engineering"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"坂尾, 富士彦"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Sakao, Fujihiko","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2020-02-10"}],"displaytype":"detail","filename":"nalsp0043029.pdf","filesize":[{"value":"668.0 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"nalsp0043029.pdf","url":"https://jaxa.repo.nii.ac.jp/record/37426/files/nalsp0043029.pdf"},"version_id":"4a626fe7-6f67-4c9d-8c63-a713c1a54a4f"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"マイクロホン","subitem_subject_scheme":"Other"},{"subitem_subject":"呼吸音診断","subitem_subject_scheme":"Other"},{"subitem_subject":"気管内異常","subitem_subject_scheme":"Other"},{"subitem_subject":"空力音","subitem_subject_scheme":"Other"},{"subitem_subject":"音源","subitem_subject_scheme":"Other"},{"subitem_subject":"空力音インテンシティー","subitem_subject_scheme":"Other"},{"subitem_subject":"音響パワー流束測定","subitem_subject_scheme":"Other"},{"subitem_subject":"近傍場","subitem_subject_scheme":"Other"},{"subitem_subject":"microphone","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"respiratory sound diagnosis","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"abnormal in trachea","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"aerodynamic sound","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"sound source","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"acoustic intensity","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"acoustic intensity flux measurement","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"near field","subitem_subject_language":"en","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":"conference paper","resourceuri":"http://purl.org/coar/resource_type/c_5794"}]},"item_title":"空力音インテンシティーの近傍場での測定の問題点","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"空力音インテンシティーの近傍場での測定の問題点"}]},"item_type_id":"5","owner":"1","path":["1891","1915"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-26"},"publish_date":"2015-03-26","publish_status":"0","recid":"37426","relation_version_is_last":true,"title":["空力音インテンシティーの近傍場での測定の問題点"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-20T21:19:08.350900+00:00"}