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燃焼合成における燃焼波伝播および自己着火に関する機構解明ツールの検証: Ti-Al系への適用
https://jaxa.repo.nii.ac.jp/records/2132
https://jaxa.repo.nii.ac.jp/records/21329304b76d-af99-4e1f-abb1-dcc63c8088c4
名前 / ファイル | ライセンス | アクション |
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63911000.pdf (1.4 MB)
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Item type | テクニカルレポート / Technical Report(1) | |||||
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公開日 | 2015-03-26 | |||||
タイトル | ||||||
タイトル | 燃焼合成における燃焼波伝播および自己着火に関する機構解明ツールの検証: Ti-Al系への適用 | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 燃焼化学 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 着火 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 火炎伝播 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 燃焼合成 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 高温 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 発熱反応 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 計算機プログラム | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 粉体 | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | combustion chemistry | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | ignition | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | flame propagation | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | combustion synthesis | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | high temperature | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | exothermic reaction | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | computer program | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | powder | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_18gh | |||||
資源タイプ | technical report | |||||
その他のタイトル(英) | ||||||
その他のタイトル | Evaluation of analytical tools for exploring mechanisms of flame propagation and/or ignition in materials synthesis by combustion: Application to Ti-Al system | |||||
著者 |
牧野, 敦
× 牧野, 敦× Makino, Atsushi |
|||||
著者所属 | ||||||
宇宙航空研究開発機構 総合技術研究本部 航空エンジン技術開発センター | ||||||
著者所属(英) | ||||||
en | ||||||
Japan Aerospace Exploration Agency Aeroengine Technology Center, Institute of Aerospace Technology | ||||||
出版者 | ||||||
出版者 | 宇宙航空研究開発機構 | |||||
出版者(英) | ||||||
出版者 | Japan Aerospace Exploration Agency (JAXA) | |||||
書誌情報 |
宇宙航空研究開発機構研究開発報告 en : JAXA Research and Development Report 巻 JAXA-RR-07-042, 発行日 2008-02-29 |
|||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 燃焼合成に関連して、圧粉体中の燃焼波伝播やその着火といった燃焼機構を解明するとともに、合成に最適な条件を求める目的で計算コードの構築を行ってきた。しかも、構築中の計算コードは、自己伝播高温合成(SHS: Self-propagating High-temperature Synthesis)と呼ばれる燃焼合成に適用可能な最新の燃焼波伝播理論に基づいている。この燃焼合成については、新材料の迅速かつ経済的な合成方法と認知されているが故に、広範な用途へのSHSの適用という点からも、燃焼機構解明ツールとしての計算コードの確立、ならびに理論の有効性のさらなる検証が焦眉の的となっている。本研究では、これらの要請を満たすべく、研究対象としてTi-Al系の燃焼合成を取り上げ、検証を行っている。取り上げた現象は、(1)圧粉型燃焼合成の燃焼波伝播、(2)薄膜積層型燃焼合成の燃焼波伝播、そして(3)圧粉体の自己着火である。まず、適切な数値解を得るのに不可欠な熱物性値ないしは物理化学定数の選定を行った上で、形態の異なる上記3種類の燃焼挙動を数値解析的に調べている。さらに、実験との比較も行っており、傾向および概略値に関して、実験結果と解析結果との間に良好な一致が見出せることを確認している。そして、これらのことから、理論の妥当性およびTi-Al系燃焼合成への適用可能性を最終的に確認している。 | |||||
抄録(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | In order to elucidate combustion mechanisms, such as those for flame propagation and/or ignition of compacted mixture of particles, so as to obtain optimum conditions relevant to materials synthesis by combustion, an attempt has been made to construct analytical, computer codes, based on the latest heterogeneous theory for the SHS (Self-propagating High-temperature Synthesis) flame propagation. Since the SHS process has been well recognized to be a rapid and economical way for synthesizing novel materials, establishment of the computer codes, as analytical tools for exploring combustion mechanisms, and further evaluation of validity of theories have strongly been anticipated, in order for extensive uses of the SHS process in practical applications. In the present study, to meet these requirements, a series of examinations has been conducted with the Ti-Al system taken as the research object. The subjects examined are (1) SHS flame propagation in a compacted mixture, (2) that in a multi-layer foil, and (3) spontaneous ignition of a compacted mixture. Evaluation of thermophysical and/or physicochemical properties has first been conducted, because their selections are indispensable in obtaining appropriate, numerical results. By using a single set of thermophysical and/or physicochemical properties selected, numerical results have been obtained for three different modes of the combustion synthesis. Experimental comparisons have also been conducted and a fair degree of agreement has been demonstrated between theoretical and experimental results, as far as the trend and the approximate magnitude are concerned. Since fair agreement has been obtained, it is considered that theories are valid and that their application to the Ti-Al system is reasonable. | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 1349-1113 | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AA1192675X | |||||
資料番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 資料番号: AA0063911000 | |||||
レポート番号 | ||||||
内容記述タイプ | Other | |||||
内容記述 | レポート番号: JAXA-RR-07-042 |