{"created":"2023-06-20T14:37:08.505286+00:00","id":3536,"links":{},"metadata":{"_buckets":{"deposit":"8a59d42e-45f6-4435-a59e-6af59783af43"},"_deposit":{"created_by":1,"id":"3536","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"3536"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00003536","sets":["1887:1891","9:789:817:1982"]},"author_link":["14175","14178","14179","14180","14177","14176"],"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2016-10-20","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"47","bibliographicPageStart":"31","bibliographicVolumeNumber":"JAXA-SP-16-002","bibliographic_titles":[{"bibliographic_title":"宇宙航空研究開発機構特別資料"},{"bibliographic_title":"JAXA Special Publication","bibliographic_titleLang":"en"}]}]},"item_4_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":"第8回EFD/CFD融合ワークショップ (2016年2月9日. 秋葉原コンベンションホール), 千代田区, 東京","subitem_description_type":"Other"}]},"item_4_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":"The 8th Workshop on Integration of EFD and CFD (Feburary 9, 2016. AKIHABARA Convention Hall), Chiyoda-ku, Tokyo, Japan","subitem_description_type":"Other"}]},"item_4_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"非定常流体の解析は，工学・理学分野に問わず広い分野において必要不可欠なものになっているが、計算コストが高いため、現象のリアルタイムな予測モデルは現状の計算資源では現実的なツールに至っていない。計算コストを削減する手法として、流体計算の結果から流れの近似モデルを構成する縮約モデルが注目を集めているが、非定常流の縮約モデルでは解析が不安定になることや、時間積分を進めると計算精度が著しく低下する問題が報告されている。そこで、現実の情報である計測値を縮約モデルへデータ同化することにより、計算の不安定や計算精度の劣化を防ぐことができる。本発表では、縮約モデルの実装方法およびデータ同化による計測値との融合方法について述べるとともに、これまで発表者が行ってきた流体力学・航空分野への適用事例を紹介する。","subitem_description_type":"Abstract"}]},"item_4_description_18":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"形態: カラー図版あり","subitem_description_type":"Other"}]},"item_4_description_19":{"attribute_name":"内容記述（英）","attribute_value_mlt":[{"subitem_description":"Physical characteristics: Original contains color illustrations","subitem_description_type":"Other"}]},"item_4_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA1630023003","subitem_description_type":"Other"}]},"item_4_description_33":{"attribute_name":"レポート番号","attribute_value_mlt":[{"subitem_description":"レポート番号: JAXA-SP-16-002","subitem_description_type":"Other"}]},"item_4_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宇宙航空研究開発機構(JAXA)"}]},"item_4_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"Japan Aerospace Exploration Agency (JAXA)"}]},"item_4_source_id_21":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1349-113X","subitem_source_identifier_type":"ISSN"}]},"item_4_source_id_24":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA11984031","subitem_source_identifier_type":"NCID"}]},"item_4_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東北大学"},{"subitem_text_value":"東北大学"},{"subitem_text_value":"東北大学"}]},"item_4_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Tohoku University"},{"subitem_text_language":"en","subitem_text_value":"Tohoku University"},{"subitem_text_language":"en","subitem_text_value":"Tohoku University"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"菊地, 亮太"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"三坂, 孝志"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"大林, 茂"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kikuchi, Ryota","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Misaka, Takashi","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Obayashi, Shigeru","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":"2020-01-15"}],"displaytype":"detail","filename":"AA1630023003.pdf","filesize":[{"value":"4.0 MB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"AA1630023003.pdf","url":"https://jaxa.repo.nii.ac.jp/record/3536/files/AA1630023003.pdf"},"version_id":"fe3fff12-be15-4e9a-9387-ab4fbe29b665"}]},"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 object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"縮約モデルとデータ同化によるリアルタイム非定常流予測技術","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"縮約モデルとデータ同化によるリアルタイム非定常流予測技術"}]},"item_type_id":"4","owner":"1","path":["1891","1982"],"pubdate":{"attribute_name":"公開日","attribute_value":"2016-10-21"},"publish_date":"2016-10-21","publish_status":"0","recid":"3536","relation_version_is_last":true,"title":["縮約モデルとデータ同化によるリアルタイム非定常流予測技術"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-21T09:00:12.319581+00:00"}