[{"@context":"http:\/\/schema.org\/","@type":"BlogPosting","@id":"https:\/\/wiki.edu.vn\/jp\/wiki\/archives\/11070#BlogPosting","mainEntityOfPage":"https:\/\/wiki.edu.vn\/jp\/wiki\/archives\/11070","headline":"\u6d41\u7dda – Wikipedia","name":"\u6d41\u7dda – Wikipedia","description":"\u3053\u306e\u8a18\u4e8b\u306f\u691c\u8a3c\u53ef\u80fd\u306a\u53c2\u8003\u6587\u732e\u3084\u51fa\u5178\u304c\u5168\u304f\u793a\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3001\u4e0d\u5341\u5206\u3067\u3059\u3002\u51fa\u5178\u3092\u8ffd\u52a0\u3057\u3066\u8a18\u4e8b\u306e\u4fe1\u983c\u6027\u5411\u4e0a\u306b\u3054\u5354\u529b\u304f\u3060\u3055\u3044\u3002\u51fa\u5178\u691c\u7d22?:\u00a0“\u6d41\u7dda”\u00a0\u2013\u00a0\u30cb\u30e5\u30fc\u30b9\u00a0\u00b7 \u66f8\u7c4d\u00a0\u00b7 \u30b9\u30ab\u30e9\u30fc\u00a0\u00b7 CiNii\u00a0\u00b7 J-STAGE\u00a0\u00b7 NDL\u00a0\u00b7 dlib.jp\u00a0\u00b7 \u30b8\u30e3\u30d1\u30f3\u30b5\u30fc\u30c1\u00a0\u00b7 TWL\uff082018\u5e745\u6708\uff09 \u6d41\u7dda\uff08\u308a\u3085\u3046\u305b\u3093\u3001\u82f1: streamline\uff09\u3068\u306f\u3001\u3042\u308b\u77ac\u9593\u306b\u304a\u3051\u308b\u6d41\u52d5\u306e\u65b9\u5411\u3092\u793a\u3059\u66f2\u7dda\uff08\u7fa4\uff09\u306e\u3053\u3068\u3002\u6d41\u7dda\u4e0a\u306e\u5404\u70b9\u306e\u6d41\u52d5\u65b9\u5411\u306f\u6d41\u7dda\u306e\u63a5\u7dda\u65b9\u5411\u306b\u4e00\u81f4\u3059\u308b\u3002 \u6d41\u308c\u5834\u306e\u4e2d\u306b\u3042\u308b\u66f2\u7dda\u306b\u3064\u3044\u3066\u3001\u305d\u306e\u7dda\u4e0a\u306e\u5404\u70b9\u306b\u3066\u901f\u5ea6\u30d9\u30af\u30c8\u30eb\u3068\u66f2\u7dda\u306e\u63a5\u7dda\u3068\u3067\u65b9\u5411\u304c\u4e00\u81f4\u3059\u308b\u3068\u304d\u3001\u3053\u306e\u66f2\u7dda\u3092\u6d41\u7dda\u3068\u3044\u3046[1][2]\u3002\u901f\u5ea6\u3092 u = (u , v , w 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\u66f8\u7c4d\u00a0\u00b7 \u30b9\u30ab\u30e9\u30fc\u00a0\u00b7 CiNii\u00a0\u00b7 J-STAGE\u00a0\u00b7 NDL\u00a0\u00b7 dlib.jp\u00a0\u00b7 \u30b8\u30e3\u30d1\u30f3\u30b5\u30fc\u30c1\u00a0\u00b7 TWL\uff082018\u5e745\u6708\uff09\u6d41\u7dda\uff08\u308a\u3085\u3046\u305b\u3093\u3001\u82f1: streamline\uff09\u3068\u306f\u3001\u3042\u308b\u77ac\u9593\u306b\u304a\u3051\u308b\u6d41\u52d5\u306e\u65b9\u5411\u3092\u793a\u3059\u66f2\u7dda\uff08\u7fa4\uff09\u306e\u3053\u3068\u3002\u6d41\u7dda\u4e0a\u306e\u5404\u70b9\u306e\u6d41\u52d5\u65b9\u5411\u306f\u6d41\u7dda\u306e\u63a5\u7dda\u65b9\u5411\u306b\u4e00\u81f4\u3059\u308b\u3002  \u6d41\u308c\u5834\u306e\u4e2d\u306b\u3042\u308b\u66f2\u7dda\u306b\u3064\u3044\u3066\u3001\u305d\u306e\u7dda\u4e0a\u306e\u5404\u70b9\u306b\u3066\u901f\u5ea6\u30d9\u30af\u30c8\u30eb\u3068\u66f2\u7dda\u306e\u63a5\u7dda\u3068\u3067\u65b9\u5411\u304c\u4e00\u81f4\u3059\u308b\u3068\u304d\u3001\u3053\u306e\u66f2\u7dda\u3092\u6d41\u7dda\u3068\u3044\u3046[1][2]\u3002\u901f\u5ea6\u3092 u = (u , v , w )\u3001\u6d41\u7dda\u306e\u7dda\u8981\u7d20\u3092dx = (dx , dy , dz ) \u3068\u8868\u305b\u3070dxu(x,t)=dyv(x,t)=dzw(x,t){displaystyle {frac {mathrm {d} x}{u(mathbf {x} ,t)}}={frac {mathrm {d} y}{v(mathbf {x} ,t)}}={frac {mathrm {d} z}{w(mathbf {x} ,t)}}}\u3068\u306a\u308b\u3002\u3053\u306e\u5b9a\u7fa9\u306b\u3088\u308a\u3001\u6d41\u308c\u5834\u306b\u5bfe\u3059\u308b\u6d41\u7dda\u306f\u4e00\u610f\u306b\u5b9a\u307e\u308b\u3002  2\u672c\u4ee5\u4e0a\u306e\u6d41\u7dda\u304c1\u70b9\u3067\u4ea4\u5dee\u3059\u308b\u4e8b\u306f\u306a\u3044\u3002\u6d41\u7dda\u306e\u5206\u5c90\u3068\u5408\u6d41\u306f u = 0 \u3068\u306a\u308b\u3088\u3069\u307f\u70b9\u3067\u306e\u307f\u898b\u3089\u308c\u308b\u3002\u5b9a\u5e38\u6d41\u3067\u306f\u6d41\u7dda\u306f\u6642\u9593\u306b\u3088\u3063\u3066\u5909\u5316\u305b\u305a\u3001\u6d41\u7dda\u3068\u6d41\u8de1\u7dda\uff08\u6642\u9593\u3092\u8ffd\u3063\u305f\u3068\u304d\u306e\u6d41\u308c\u306e\u8ecc\u8de1\uff09\u306f\u4e00\u81f4\u3059\u308b\u3002\u3088\u3063\u3066\u3001\u5b9a\u5e38\u5834\u3067\u306f\u6d41\u308c\u306e\u4e00\u70b9\u304b\u3089\u30c8\u30ec\u30fc\u30b5\u3092\u6ce8\u5165\u3057\u7d9a\u3051\u308b\u3068\uff08\u6c34\u6d41\u306b\u6cb9\u6027\u30a4\u30f3\u30af\u3092\u6ce8\u5165\u3057\u305f\u308a\u3001\u6c17\u6d41\u306b\u7159\u3092\u5439\u304d\u8fbc\u3093\u3060\u308a\uff09\u6d41\u7dda\u3092\u53ef\u8996\u5316\u3067\u304d\u308b\u3002\u78c1\u675f\u5bc6\u5ea6\u306a\u3069\u3068\u7570\u306a\u308a\u3001\u6d41\u7dda\u306e\u7dda\u9593\u9694\u3084\u7dda\u5bc6\u5ea6\u306b\u306f\u7279\u306b\u6c7a\u307e\u308a\u304c\u7121\u3044\u3002\u901f\u5ea6\u3084\u5727\u529b\u306e\u5f37\u5ea6\u3068\u5b9a\u91cf\u95a2\u4fc2\u306f\u306a\u3044\u3002\u305f\u3060\u3057\u6d41\u7dda\u9593\u9694\u304c\u72ed\u307e\u308b\u3068\u3053\u308d\u3067\u306f\u6d41\u901f\u304c\u4e0a\u304c\u308a\u3001\u5727\u529b\u304c\u4e0b\u304c\u308b\u3068\u3044\u3063\u305f\u5909\u5316\u306e\u95a2\u4fc2\u306f\u3042\u308b\u3002  \u6d41\u7dda\u578b\uff08\u6d41\u7dda\u5f62\uff09\u3068\u306f\u3001\u66f2\u7dda\u4e3b\u4f53\u3067\u51f9\u51f8\u3084\u89d2\u304c\u7121\u3044\u3053\u3068\u3092\u793a\u3059\u8a00\u8449\u3067\u3042\u308a\u3001\u6d99\u6ef4\u5f62\u72b6\u3068\u540c\u7fa9\u304b\u3082\u3057\u304f\u306f\u305d\u308c\u3088\u308a\u3084\u3084\u5e83\u3044\u7bc4\u56f2\u3067\u4f7f\u308f\u308c\u308b\u3002\u6d41\u308c\u306b\u3055\u3089\u3055\u308c\u305f\u3068\u304d\u306b\u5265\u96e2\u3084\u6e26\u3068\u3044\u3063\u305f\u4e71\u308c\u3092\u751f\u3058\u3065\u3089\u304f\u3001\u4e00\u822c\u306b\u6297\u529b\u304c\u5c0f\u3055\u3044\u3068\u3055\u308c\u308b\u5f62\u72b6\u3067\u3042\u308b\u3002\u6d41\u308c\u306e\u65b9\u5411\u306b\u5bfe\u3057\u3066\u5f62\u72b6\u306e\u66f2\u7387\u5909\u5316\u3084\u65ad\u9762\u5f62\u72b6\u304a\u3088\u3073\u65ad\u9762\u7a4d\u306e\u5909\u5316\u304c\u5c0f\u3055\u304f\u3001\u51f9\u51f8\u304c\u5c11\u306a\u3044\u3002\u5bfe\u7fa9\u8a9e\u306b\u300c\u30d6\u30e9\u30d5\u30dc\u30c7\u30a3\u300d\u3001\u300c\u920d\u4f53\u300d\u306a\u3069\u304c\u3042\u308b\u3002\u6d41\u308c\u306e\u4e2d\u306b\u4efb\u610f\u306e\u9589\u66f2\u7dda\u3092\u3068\u308a\u3001\u7dda\u4e0a\u306e\u5404\u70b9\u3092\u901a\u308b\u6d41\u7dda\u306b\u3088\u3063\u3066\u4f5c\u3089\u308c\u308b\u66f2\u9762\u3092\u6d41\u7ba1\uff08stream tube\uff09\u3068\u8a00\u3046\u3002\u6d41\u7ba1\u3092\u6a2a\u5207\u308b\u65ad\u9762\u306b\u304a\u3044\u3066\u9762\u5185\u901f\u5ea6\u306f\u30bc\u30ed\u3067\u3042\u308b\u3002\u3072\u3068\u3064\u306e\u6d41\u7ba1\u306e\u4efb\u610f\u4f4d\u7f6e\u306b\u304a\u3044\u3066\u901a\u904e\u8cea\u91cf\u6d41\u91cf\u306f\u4e00\u5b9a\u3001\u3059\u306a\u308f\u3061\u305d\u306e\u6d41\u7ba1\u306b\u3064\u3044\u3066\u306e\u4e0d\u5909\u91cf\u3067\u3042\u308b\u3002\u6d41\u4f53\u5185\u306e\u4efb\u610f\u306e1\u3064\u306e\u6d41\u4f53\u7c92\u5b50\u304c\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u79fb\u52d5\u3059\u308b\u8ecc\u8de1\u3092\u6d41\u8de1\u7dda\u307e\u305f\u306f\u6d41\u308c\u306e\u9053\u7b4b\uff08particle path\uff09\u3068\u3044\u3046\u3002\u6570\u5f0f\u3067\u8868\u3059\u3068dxu(x,t)=dyv(x,t)=dzw(x,t)=dt{displaystyle {frac {mathrm {d} x}{u(mathbf {x} ,t)}}={frac {mathrm {d} y}{v(mathbf {x} ,t)}}={frac {mathrm {d} z}{w(mathbf {x} ,t)}}=mathrm {d} t}\u3067\u3042\u308b\u3002\u6d41\u7dda\u304c\u30aa\u30a4\u30e9\u30fc\u7684\u306a\u89b3\u6e2c\u3067\u3042\u308b\u4e00\u65b9\u3001\u6d41\u8de1\u7dda\u306f\u30e9\u30b0\u30e9\u30f3\u30b8\u30e5\u7684\u306a\u89b3\u6e2c\u3068\u3044\u3048\u308b\u3002\u6d41\u8de1\u7dda\u306f\u5404\u6642\u523b\u306b\u304a\u3051\u308b\u6d41\u7dda\u306e\u7dda\u8981\u7d20\u3092\u6642\u9593\u3092\u8ffd\u3063\u3066\u9023\u306d\u305f\u3082\u306e\u3067\u3042\u308b\u3002\u6d41\u8de1\u7dda\u306f\u305d\u306e\u7c92\u5b50\u306e\u306e\u3063\u3066\u3044\u308b\u6d41\u7dda\u3059\u3079\u3066\u306e\u5305\u7d61\u7dda\u3068\u306a\u308b\u3002\u5b9a\u5e38\u6d41\u306b\u304a\u3044\u3066\u306f\u6d41\u8de1\u7dda\u3068\u6d41\u7dda\u306f\u4e00\u81f4\u3059\u308b\u3002\u4e00\u822c\u306b\u3001\u6d41\u8de1\u7dda\u304c\u66f2\u304c\u3063\u3066\u3044\u308b\u3068\u304d\u306b\u306f\u66f2\u7dda\u306e\u5185\u5074\u3088\u308a\u5916\u5074\u304c\u9ad8\u5727\u3067\u3042\u308b\uff08\u6d41\u7dda\u66f2\u7387\u306e\u5b9a\u7406\uff09\u3002\u6d41\u308c\u306e\u4e2d\u306e\u56fa\u5b9a\u70b9\u3092\u5404\u6642\u523b\u306b\u901a\u904e\u3059\u308b\u5168\u3066\u306e\u6d41\u4f53\u7c92\u5b50\u304c\u6642\u523bt \u306b\u5230\u9054\u3057\u305f\u70b9\u3092\u9023\u306d\u308b\u66f2\u7dda\u3092\u6d41\u8108\u7dda\uff08streak line\uff09\u3068\u3044\u3046\u3002\u5b9a\u5e38\u6d41\u306b\u304a\u3044\u3066\u306f\u6d41\u8108\u7dda\u3068\u6d41\u7dda\u3001\u6d41\u8de1\u7dda\u306f\u4e00\u81f4\u3057\u3001\u3053\u306e\u5834\u5408\u306f\u8272\u3064\u304d\u6d41\u7dda\u3068\u3082\u547c\u3070\u308c\u308b[1]\u3002\u53c2\u8003\u6587\u732e[\u7de8\u96c6]^ a b \u5dfd\u53cb\u6b63 \u300e\u6d41\u4f53\u529b\u5b66\u300f \u57f9\u98a8\u9928\u30011982\u5e74\u300117-22\u9801\u3002ISBN\u00a04-563-02421-X\u3002\u00a0^ \u4eca\u4e95\u529f \u300e\u6d41\u4f53\u529b\u5b66\uff08\u524d\u7de8\uff09\u300f \u88f3\u83ef\u623f\u30011997\u5e74\u300138-40\u9801\u3002ISBN\u00a04-7853-2314-0\u3002\u00a0\u95a2\u9023\u9805\u76ee[\u7de8\u96c6]"},{"@context":"http:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"https:\/\/wiki.edu.vn\/jp\/wiki\/#breadcrumbitem","name":"Enzyklop\u00e4die"}},{"@type":"ListItem","position":2,"item":{"@id":"https:\/\/wiki.edu.vn\/jp\/wiki\/archives\/11070#breadcrumbitem","name":"\u6d41\u7dda – Wikipedia"}}]}]