文書・図像類

スカラー保存則の直交格子有限体積近似における衝撃波面の形成機構について

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スカラー保存則の直交格子有限体積近似における衝撃波面の形成機構について

Material type
文書・図像類
Author
相曽, 秀昭ほか
Publisher
宇宙航空研究開発機構(JAXA)
Publication date
2018-02-22
Material Format
Digital
Capacity, size, etc.
-
NDC
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Notes on use

Note (General):

空間次元が2以上の保存則の解が形成する衝撃波の直交格子による数値計算において、衝撃波面がいずれの格子軸に対しても斜交する場合には格子の方向性の影響で衝撃波に『ギザつき』が生じることが良く知られる。これはまさに数値的な不都合現象であるが、その解析は殆ど行われていない。実際、圧縮性Euler 方程式の場...

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Digital

Material Type
文書・図像類
Author/Editor
相曽, 秀昭
Aiso, Hideaki
Publication, Distribution, etc.
Publication Date
2018-02-22
Publication Date (W3CDTF)
2018-02-22
Alternative Title
Formation of shock surfaces over Cartesian grids in numerical computation of scalar conservation laws over two-dimensional space
Periodical title
宇宙航空研究開発機構研究開発報告 = JAXA Research and Development Report
No. or year of volume/issue
JAXA-RR-17-005