{"created":"2023-06-20T14:49:34.015378+00:00","id":17440,"links":{},"metadata":{"_buckets":{"deposit":"14100358-21d5-4dc7-b608-bf3229a4adf0"},"_deposit":{"created_by":1,"id":"17440","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"17440"},"status":"published"},"_oai":{"id":"oai:jaxa.repo.nii.ac.jp:00017440","sets":["1543:1693:1711","1887:1891"]},"author_link":["158268","158263","158262","158264","158267","158265","158269","158266"],"item_5_alternative_title_2":{"attribute_name":"その他のタイトル（英）","attribute_value_mlt":[{"subitem_alternative_title":"Study on the performance improvement of the ATREX engine"}]},"item_5_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2002-04","bibliographicIssueDateType":"Issued"},"bibliographicPageEnd":"48","bibliographicPageStart":"45","bibliographic_titles":[{"bibliographic_title":"宇宙輸送シンポジウム　平成13年度"},{"bibliographic_title":"Proceedings of Space Transportation Symposium FY2001","bibliographic_titleLang":"en"}]}]},"item_5_description_16":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"ATREXエンジンの問題点として、熱交換器の熱負荷が低速領域と高速領域で大幅に異なること、これによって比推力が低下することを指摘した。熱負荷を制御するためのサイクル改良案を3つ提案し、それぞれの効果を調べた。プリクーラバイパス案は、最大でも20％程度の比推力改善に止まった。ただし、システムをあまり複雑化しない点では他の案より優れている。アフターバーナー案は、全マッハ数で比推力を大幅に改善できることが判明した。特にマッハ4.5では比推力が約80％上昇した。TSTOのペイロード比で比較した結果、燃料タンク容量を小さくできるガスジェネレータ案の優位性が明らかになった。ただし、アフターバーナー案との差はほとんど無視できるレベルである。酸化剤の供給系が加わることによるシステムの複雑化を避けるため、アフターバーナー案を採用したATREXエンジンを今後のベースラインとする予定である。","subitem_description_type":"Abstract"}]},"item_5_description_32":{"attribute_name":"資料番号","attribute_value_mlt":[{"subitem_description":"資料番号: AA0033392012","subitem_description_type":"Other"}]},"item_5_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"宇宙科学研究所"}]},"item_5_publisher_9":{"attribute_name":"出版者（英）","attribute_value_mlt":[{"subitem_publisher":"The Institute of Space and Astronautical Science (ISAS)"}]},"item_5_text_6":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"宇宙科学研究所"},{"subitem_text_value":"宇宙科学研究所"},{"subitem_text_value":"宇宙科学研究所"},{"subitem_text_value":"石川島播磨重工業"}]},"item_5_text_7":{"attribute_name":"著者所属（英）","attribute_value_mlt":[{"subitem_text_language":"en","subitem_text_value":"Institute of Space and Astronautical Science"},{"subitem_text_language":"en","subitem_text_value":"Institute of Space and Astronautical Science"},{"subitem_text_language":"en","subitem_text_value":"Institute of Space and Astronautical Science"},{"subitem_text_language":"en","subitem_text_value":"Ishikawajima-Harima Heavy Industries Co. Ltd."}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"小林, 弘明"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"佐藤, 哲也"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"棚次, 亘弘"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"磯村, 浩介"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Kobayashi, Hiroaki","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Sato, Tetsuya","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Tanatsugu, Nobuhiro","creatorNameLang":"en"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"Isomura, Kosuke","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"ATREXエンジン","subitem_subject_scheme":"Other"},{"subitem_subject":"エアターボ・ラムジェット・エンジン","subitem_subject_scheme":"Other"},{"subitem_subject":"再利用型スペースプレーン","subitem_subject_scheme":"Other"},{"subitem_subject":"燃焼器","subitem_subject_scheme":"Other"},{"subitem_subject":"アフターバーナー","subitem_subject_scheme":"Other"},{"subitem_subject":"プリクーラー","subitem_subject_scheme":"Other"},{"subitem_subject":"熱交換器","subitem_subject_scheme":"Other"},{"subitem_subject":"ATREX engine","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"air-turbo ramjet engine","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"reusable spaceplane","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"combustion chamber","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"afterburner","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"precooler","subitem_subject_language":"en","subitem_subject_scheme":"Other"},{"subitem_subject":"heat exchanger","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":"ATREXエンジンの性能向上に関する検討","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ATREXエンジンの性能向上に関する検討"}]},"item_type_id":"5","owner":"1","path":["1711","1891"],"pubdate":{"attribute_name":"公開日","attribute_value":"2015-03-26"},"publish_date":"2015-03-26","publish_status":"0","recid":"17440","relation_version_is_last":true,"title":["ATREXエンジンの性能向上に関する検討"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-06-21T04:38:09.510068+00:00"}