{"id":6777,"date":"2026-04-07T11:08:45","date_gmt":"2026-04-07T02:08:45","guid":{"rendered":"https:\/\/www.ifs.tohoku.ac.jp\/jpn\/?p=6777"},"modified":"2026-04-07T11:08:45","modified_gmt":"2026-04-07T02:08:45","slug":"%e3%80%90%e3%83%97%e3%83%ac%e3%82%b9%e3%83%aa%e3%83%aa%e3%83%bc%e3%82%b9%e3%80%91%e3%82%b9%e3%83%bc%e3%83%91%e3%83%bc%e3%82%b3%e3%83%b3%e3%83%94%e3%83%a5%e3%83%bc%e3%82%bf%e3%83%bc%e3%81%ab%e3%82%88","status":"publish","type":"post","link":"https:\/\/www.ifs.tohoku.ac.jp\/jpn\/news\/6777\/","title":{"rendered":"\u3010\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9\u3011\u30b9\u30fc\u30d1\u30fc\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306b\u3088\u308b\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u92f3\u5de3\u767a\u751f\u90e8\u4f4d\u306e\u6642\u7cfb\u5217\u4e88\u6e2c\u306b\u6210\u529f \uff0d\u9ad8\u5727\u30c0\u30a4\u30ab\u30b9\u30c8\u92f3\u9020\u306b\u304a\u3051\u308b\u5dfb\u8fbc\u307f\u7a7a\u6c17\u3068\u92f3\u5de3\u5f62\u6210\u3092\u53ef\u8996\u5316\uff0d (2026.4.7)"},"content":{"rendered":"\u3010\u767a\u8868\u306e\u30dd\u30a4\u30f3\u30c8\u3011<br \/>\u30fb\u30b9\u30fc\u30d1\u30fc\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306b\u3088\u308b High-Fidelity \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3<sup>\uff08\u6ce81\uff09<\/sup>\u306b\u3088\u308a\u3001\u9ad8\u5727\u30c0\u30a4\u30ab\u30b9\u30c8\u92f3\u9020\u306b\u304a\u3051\u308b\u92f3\u5de3<sup>\uff08\u6ce82\uff09<\/sup>\u767a\u751f\u90e8\u4f4d\u306e\u6642\u7cfb\u5217\u7279\u5b9a\u306b\u4e16\u754c\u3067\u521d\u3081\u3066\u6210\u529f\u3057\u307e\u3057\u305f\u3002<br \/>\u30fb\u5f93\u6765\u624b\u6cd5\u3067\u306f\u89b3\u5bdf\u4e0d\u53ef\u80fd\u3067\u3042\u3063\u305f\u975e\u5b9a\u5e38\u51dd\u56fa\u3092\u4f34\u3046\u92f3\u5de3\u306e\u5fae\u7d30\u5f62\u72b6\u3092\u53ef\u8996\u5316\u3057\u3001\u92f3\u5de3\u6b20\u9665\u5f62\u6210\u8981\u56e0\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3057\u305f\u3002<br \/>\u30fb\u5b9f\u92f3\u9020\u54c1\u306eX\u7ddaCT<sup>\uff08\u6ce83\uff09<\/sup>\u8a08\u6e2c\u3068\u306e\u6bd4\u8f03\u691c\u8a3c\u3067\u3001\u92f3\u5de3\u767a\u751f\u90e8\u4f4d\u306e\u7a7a\u9593\u4e00\u81f4\u7387\u304c\u6700\u592760%\u306b\u9054\u3057\u3001\u4e88\u6e2c\u306e\u6709\u52b9\u6027\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002<br \/><br \/>\u3010\u6982\u8981\u3011<br \/>\u3000\u81ea\u52d5\u8eca\u3084\u7cbe\u5bc6\u6a5f\u5668\u7523\u696d\u306b\u304a\u3044\u3066\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u30c0\u30a4\u30ab\u30b9\u30c8\u88fd\u54c1\u306f\u8efd\u91cf\u5316\u3068\u9ad8\u5f37\u5ea6\u3092\u4e21\u7acb\u3059\u308b\u57fa\u5e79\u90e8\u54c1\u3068\u3057\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u304c\u3001\u92f3\u9020\u5de5\u7a0b\u4e2d\u306b\u7a7a\u6c17\u304c\u5dfb\u304d\u8fbc\u307e\u308c\u308b\u3053\u3068\u3067\u751f\u3058\u308b\u92f3\u5de3\uff08\u30dd\u30ed\u30b7\u30c6\u30a3\uff09\u306f\u3001\u5916\u89b3\u304b\u3089\u306f\u691c\u77e5\u56f0\u96e3\u306a\u5185\u90e8\u6b20\u9665\u3067\u3042\u308a\u3001\u5f93\u6765\u306e\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u6b63\u78ba\u306a\u4e88\u6e2c\u304c\u6975\u3081\u3066\u56f0\u96e3\u3068\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002<br \/><br \/>\u3000\u6771\u5317\u5927\u5b66\u6d41\u4f53\u79d1\u5b66\u7814\u7a76\u6240 \u77f3\u672c\u6df3 \u6559\u6388\u306e\u7814\u7a76\u30b0\u30eb\u30fc\u30d7\u306f\u3001VOF\uff08Volume of Fluid\uff09\u6cd5<sup>\uff08\u6ce84\uff09<\/sup>\u3068LES\uff08Large Eddy Simulation\uff09<sup>\uff08\u6ce85\uff09<\/sup>\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u6c17\u4f53\u306e\u5727\u7e2e\u6027\u3068\u51dd\u56fa\u30d7\u30ed\u30bb\u30b9\u3092\u7d71\u5408\u3057\u305f\u4e09\u6b21\u5143 High-Fidelity \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308a\u3001\u9ad8\u5727\u30c0\u30a4\u30ab\u30b9\u30c8\u92f3\u9020\u306e\u5145\u586b\u904e\u7a0b\u304b\u3089\u521d\u671f\u51dd\u56fa\u6bb5\u968e\u307e\u3067\u306e\u5168\u904e\u7a0b\u3092\u89e3\u6790\u3057\u307e\u3057\u305f\u3002\u30b9\u30fc\u30d1\u30fc\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306b\u3088\u308b\u5927\u898f\u6a21\u8a08\u7b97\u3092\u6d3b\u7528\u3057\u3001\u6c17\u6ce1\u306e\u751f\u6210\u30fb\u79fb\u52d5\u30fb\u5727\u7e2e\u30fb\u5c01\u3058\u8fbc\u3081\u6319\u52d5\u3092\u6642\u7cfb\u5217\u3067\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3067\u3001\u92f3\u5de3\u767a\u751f\u90e8\u4f4d\u306e\u6642\u7cfb\u5217\u7279\u5b9a\u306b\u4e16\u754c\u3067\u521d\u3081\u3066\u6210\u529f\u3057\u307e\u3057\u305f\u3002\u5b9f\u969b\u306e\u91cf\u7523\u54c1\u306eX\u7ddaCT\u8a08\u6e2c\u30c7\u30fc\u30bf\u3068\u306e\u6bd4\u8f03\u691c\u8a3c\u3067\u306f\u3001\u92f3\u5de3\u767a\u751f\u4f4d\u7f6e\u306e\u7a7a\u9593\u4e00\u81f4\u7387\u304c\u6700\u592760%\u306b\u9054\u3057\u3001\u4e88\u6e2c\u306e\u6709\u52b9\u6027\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002\u306a\u304aAstemo\u682a\u5f0f\u4f1a\u793e\u3068\u306e\u5171\u540c\u7814\u7a76\u306b\u3088\u308a\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9CFD\uff08\u6570\u5024\u6d41\u4f53\u529b\u5b66\uff09\u30bd\u30d5\u30c8OpenFOAM<sup>\uff08\u6ce86\uff09<\/sup>\u3092\u65b0\u305f\u306b\u958b\u767a\u3057\u3001\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u3042\u305f\u3063\u3066\u306f\u3053\u308c\u3092\u57fa\u76e4\u3068\u3057\u305f\u30aa\u30ea\u30b8\u30ca\u30eb\u92f3\u9020\u8a08\u7b97\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cDiecastCompressibleInterFoam\u300d\u3092\u7528\u3044\u307e\u3057\u305f\u3002<br \/><br \/>\u3000\u672c\u624b\u6cd5\u306f\u3001\u30c0\u30a4\u30ab\u30b9\u30c8\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u54c1\u306e\u6b20\u9665\u4e88\u6e2c\u3068\u30d7\u30ed\u30bb\u30b9\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306b\u6709\u52b9\u3067\u3042\u308a\u3001\u88fd\u54c1\u8a2d\u8a08\u306e\u30d5\u30ed\u30f3\u30c8\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u91cf\u7523\u6642\u306e\u54c1\u8cea\u4fdd\u8a3c\u306b\u5927\u304d\u304f\u8ca2\u732e\u3059\u308b\u3082\u306e\u3068\u671f\u5f85\u3055\u308c\u307e\u3059\u3002<br \/><br \/>\u3000\u672c\u7814\u7a76\u6210\u679c\u306f\u3001\u5b66\u8853\u8a8c International Journal of Metalcasting \u306b2026\u5e743\u670823\u65e5\u306b\u30aa\u30f3\u30e9\u30a4\u30f3\u63b2\u8f09\u3055\u308c\u307e\u3057\u305f\u3002<br \/><br \/><br \/><img decoding=\"async\" src=\"http:\/\/www.ifs.tohoku.ac.jp\/jpn\/wp-content\/uploads\/sites\/2\/2026\/04\/item20260407_01_Porosity.png\" alt=\"\" max-width=\"600\" height=\"579\" class=\"alignnone  wp-image-6786\" \/><br \/>\u56f31. \u92f3\u9020\u89e3\u6790\u5c02\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306e\u5909\u9077\uff08\u6eb6\u6e6f\u6df7\u76f8\u6d41\u4f53\u306e\u5727\u7e2e\u6027\u3092\u8003\u616e\u3057\u3001\u51dd\u56fa\u904e\u7a0b\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u53ef\u80fd\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306b\u6210\u529f\u3057\u305f\uff09<br \/><br \/>\u3010\u7528\u8a9e\u8aac\u660e\u3011<br \/>\u6ce81. High-Fidelity\uff08\u9ad8\u5fe0\u5b9f\u5ea6\uff09\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3<br \/>\u3088\u308a\u591a\u304f\u306e\u7269\u7406\u73fe\u8c61\u3092\u7cbe\u7dfb\u306b\u518d\u73fe\u3059\u308b\u9ad8\u7cbe\u5ea6\u8a08\u7b97\u624b\u6cd5\u3092\u6307\u3059\u3002<br \/><br \/>\u6ce82. \u92f3\u5de3\uff08\u30dd\u30ed\u30b7\u30c6\u30a3\uff09<br \/>\u92f3\u9020\u5de5\u7a0b\u4e2d\u306b\u5185\u90e8\u306b\u5f62\u6210\u3055\u308c\u308b\u7a7a\u6d1e\u3084\u6c17\u6ce1\u306b\u3088\u308b\u6b20\u9665\u3002\u88fd\u54c1\u306e\u5f37\u5ea6\u4f4e\u4e0b\u3084\u7834\u640d\u306e\u539f\u56e0\u3068\u306a\u308b\u3002<br \/><br \/>\u6ce83. X\u7ddaCT\uff08\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u65ad\u5c64\u64ae\u5f71\uff09<br \/>X\u7dda\u3092\u7528\u3044\u3066\u88fd\u54c1\u5185\u90e8\u306e\u4e09\u6b21\u5143\u69cb\u9020\u3092\u975e\u7834\u58ca\u3067\u53ef\u8996\u5316\u3059\u308b\u8a08\u6e2c\u6280\u8853\u3002<br \/><br \/>\u6ce84. VOF\uff08Volume of Fluid\uff09\u6cd5<br \/>\u6c17\u4f53\u3068\u6db2\u4f53\u306e\u754c\u9762\u3092\u8ffd\u8de1\u3059\u308b\u6570\u5024\u89e3\u6790\u624b\u6cd5\u3002\u5404\u8a08\u7b97\u30bb\u30eb\u306b\u304a\u3051\u308b\u6d41\u4f53\u306e\u4f53\u7a4d\u5206\u7387\u3092\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3067\u3001\u6c17\u6ce1\u306e\u751f\u6210\u3084\u79fb\u52d5\u3092\u53ef\u8996\u5316\u3067\u304d\u308b\u3002<br \/><br \/>\u6ce85. LES\uff08Large Eddy Simulation\uff09<br \/>\u4e71\u6d41\u306e\u5927\u898f\u6a21\u6e26\u3092\u76f4\u63a5\u8a08\u7b97\u3057\u3001\u5c0f\u898f\u6a21\u6e26\u306e\u307f\u30e2\u30c7\u30eb\u5316\u3059\u308b\u9ad8\u7cbe\u5ea6\u4e71\u6d41\u89e3\u6790\u624b\u6cd5\u3002<br \/><br \/>\u6ce86. OpenFOAM<br \/>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u6d41\u4f53\u89e3\u6790\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u516c\u958b\u3055\u308c\u3066\u304a\u308a\u3001\u5b66\u8853\u7814\u7a76\u6a5f\u95a2\u3084\u88fd\u9020\u696d\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002<br \/><br \/><br \/>\u3010\u8ad6\u6587\u60c5\u5831\u3011<br \/>\u30bf\u30a4\u30c8\u30eb\uff1aVisualization and Validation of Air Entrapment and Porosity Formation in Compressible Multiphase High-Pressure Die Casting<br \/>\u8457\u8005\uff1a Hideaki Yamada, *Jun Ishimoto, Fumikazu Sato, Yoshikatsu Nakano<br \/>*\u8cac\u4efb\u8457\u8005\uff1a\u6771\u5317\u5927\u5b66\u3000\u6d41\u4f53\u79d1\u5b66\u7814\u7a76\u6240\u3000\u6559\u6388\u3000\u77f3\u672c \u6df3<br \/>\u63b2\u8f09\u8a8c\uff1aInternational Journal of Metalcasting<br \/>DOI\uff1a<a href=\"https:\/\/doi.org\/10.1007\/s40962-026-01946-y\" target=\"_blank\" rel=\"noopener\">10.1007\/s40962-026-01946-y<\/a><br \/><br \/><br \/>\uff1c\u95a2\u9023\u30ea\u30f3\u30af\uff1e<br \/><a href=\"https:\/\/www.tohoku.ac.jp\/japanese\/2026\/04\/press20260407-01-Porosity.html\" target=\"_blank\" rel=\"noopener\">\u6771\u5317\u5927\u5b66\u30d7\u30ec\u30b9\u30ea\u30ea\u30fc\u30b9<\/a><br \/><a href=\"https:\/\/www.ifs.tohoku.ac.jp\/jpn\/research\/dv_ifs-gcore\/mfel\/\" target=\"_blank\" rel=\"noopener\">\u6df7\u76f8\u6d41\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u7814\u7a76\u5206\u91ce<\/a><br \/><a href=\"https:\/\/mfelifstohoku.org\/\" target=\"_blank\" rel=\"noopener\">\u6df7\u76f8\u6d41\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u7814\u7a76\u5206\u91ce\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8<\/a><br \/><br \/>\uff1c\u554f\u3044\u5408\u308f\u305b\u5148\uff1e<br \/>\uff08\u7814\u7a76\u306b\u95a2\u3059\u308b\u3053\u3068\uff09<br \/>\u6771\u5317\u5927\u5b66\u6d41\u4f53\u79d1\u5b66\u7814\u7a76\u6240\u3000<br \/>\u6559\u6388\u3000\u77f3\u672c \u6df3<br \/>TEL: 022-217-5271<br \/>E-mail: ishimoto*alba.ifs.tohoku.ac.jp<br \/>\uff08*\u3092@\u306b\u7f6e\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\uff09<br \/><br \/>\uff08\u5831\u9053\u306b\u95a2\u3059\u308b\u3053\u3068\uff09<br \/>\u6771\u5317\u5927\u5b66\u6d41\u4f53\u79d1\u5b66\u7814\u7a76\u6240\u3000<br \/>\u56fd\u969b\u7814\u7a76\u6226\u7565\u5ba4\uff08\u5e83\u5831\uff09<br \/>TEL: 022-217-5873<br \/>E-mail: ifs-koho*grp.tohoku.ac.jp<br \/>\uff08*\u3092@\u306b\u7f6e\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\uff09","protected":false},"excerpt":{"rendered":"\u3010\u767a\u8868\u306e\u30dd\u30a4\u30f3\u30c8\u3011\u30fb\u30b9\u30fc\u30d1\u30fc\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306b\u3088\u308b High-Fidelity 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