年次大会
Online ISSN : 2424-2667
ISSN-L : 2424-2667
セッションID: J0540205
会議情報
J0540205 反射衝撃波によって誘起される非凝縮性気体を伴う蒸気の凝縮現象に関する分子気体力学に基づく数値計算
永山 貴大藤井 宏之小林 一道渡部 正夫
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会議録・要旨集 フリー

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抄録
On the basis of the molecular gas dynamics analysis, we investigated the influence of non-condensable gas on non-equilibrium vapor condensation induced by reflected shock wave. In the present study, the governing parameters of this problem are initial number density ratio (ratio of the number density of non-condensable gas to that of vapor) and condensation coefficient including in the boundary condition for vapor molecules at vapor-liquid interface. From the present results, it is clarified that the condensation mass flux of vapor is affected by the non-condensable gas near the interface just after the instance when the shock wave reflects at the interface. Furthermore, as the initial number density ratio become larger, the condensation mass flux of vapor is suppressed more strongly, and also the condensation mass flux is not affected by the value of condensation coefficient.
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© 2015 一般社団法人 日本機械学会
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