{"id":415630,"date":"2024-06-28T06:41:35","date_gmt":"2024-06-28T05:41:35","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%e5%b7%a5%e5%ad%a6%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%b5%81%e4%bd%93%e5%8a%9b%e5%ad%a6%e3%81%ae%e5%9f%ba%e7%a4%8e\/"},"modified":"2024-06-28T06:41:35","modified_gmt":"2024-06-28T05:41:35","slug":"%e5%b7%a5%e5%ad%a6%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%b5%81%e4%bd%93%e5%8a%9b%e5%ad%a6%e3%81%ae%e5%9f%ba%e7%a4%8e","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ja\/%e5%b7%a5%e5%ad%a6%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e6%b5%81%e4%bd%93%e5%8a%9b%e5%ad%a6%e3%81%ae%e5%9f%ba%e7%a4%8e\/","title":{"rendered":"\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e"},"content":{"rendered":"

\u6d41\u4f53\u529b\u5b66\u306f\u6db2\u4f53\u3084\u6c17\u4f53\u306e\u904b\u52d5\u3068\u529b\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7814\u7a76\u3059\u308b\u5206\u91ce\u3067\u3042\u308a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u3084\u51b7\u5374\u3001\u8f38\u9001\u306a\u3069\u591a\u304f\u306e\u5de5\u5b66\u7684\u5fdc\u7528\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n

\"\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e\"<\/p>\n

\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e<\/h2>\n

\u6d41\u4f53\u529b\u5b66\u306f\u3001\u6db2\u4f53\u3084\u6c17\u4f53\u306e\u904b\u52d5\u3068\u529b\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7814\u7a76\u3059\u308b\u7269\u7406\u5b66\u306e\u4e00\u90e8\u9580\u3067\u3059\u3002\u3053\u306e\u5206\u91ce\u306f\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u3001\u51b7\u5374\u3001\u52a0\u71b1\u3001\u8f38\u9001\u306a\u3069\u3001\u591a\u304f\u306e\u5de5\u5b66\u7684\u5fdc\u7528\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u672c\u539f\u7406\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30b7\u30b9\u30c6\u30e0\u3092\u6700\u9069\u5316\u3057\u3001\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n

\u6d41\u4f53\u306e\u6027\u8cea<\/h2>\n

\u6d41\u4f53\u529b\u5b66\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305a\u6d41\u4f53\u306e\u6027\u8cea\u3092\u77e5\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6d41\u4f53\u306e\u4e3b\u306a\u6027\u8cea\u306b\u306f\u4ee5\u4e0b\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n

<\/p>\n

  • \u5bc6\u5ea6 (Density):<\/strong> \u5358\u4f4d\u4f53\u7a4d\u3042\u305f\u308a\u306e\u8cea\u91cf\u3002\u8a18\u53f7\u306f \\(\\rho\\) \u3067\u8868\u3055\u308c\u3001\u5358\u4f4d\u306f \\(\\frac{kg}{m^3}\\) \u3067\u3059\u3002<\/li>\n
  • \u7c98\u5ea6 (Viscosity):<\/strong> \u6d41\u4f53\u306e\u5185\u90e8\u62b5\u6297\u3067\u3001\u6d41\u4f53\u306e\u6d41\u52d5\u3092\u59a8\u3052\u308b\u529b\u306e\u5c3a\u5ea6\u3002\u52d5\u7c98\u5ea6\u306f \\(\\nu = \\frac{\\mu}{\\rho}\\) \u3067\u8868\u3055\u308c\u3001\\(\\mu\\) \u306f\u52d5\u7c98\u5ea6\u3001\\(\\rho\\) \u306f\u5bc6\u5ea6\u3067\u3059\u3002<\/li>\n
  • \u5727\u529b (Pressure):<\/strong> \u6d41\u4f53\u304c\u5358\u4f4d\u9762\u7a4d\u306b\u5bfe\u3057\u3066\u5782\u76f4\u306b\u53ca\u307c\u3059\u529b\u3002\u8a18\u53f7\u306f \\(P\\) \u3067\u8868\u3055\u308c\u3001\u5358\u4f4d\u306f \\(\\frac{N}{m^2}\\)\uff08\u30d1\u30b9\u30ab\u30eb\uff09\u3067\u3059\u3002<\/li>\n

    <\/u1><\/p>\n

    \u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u904b\u52d5\u6cd5\u5247\u3068\u6d41\u4f53\u529b\u5b66<\/h2>\n

    \u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u904b\u52d5\u6cd5\u5247\u306f\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u7279\u306b\u91cd\u8981\u306a\u306e\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u65b9\u7a0b\u5f0f\u3067\u3059\u3002<\/p>\n

    1. \u9023\u7d9a\u306e\u65b9\u7a0b\u5f0f (Equation of Continuity)<\/h3>\n

    \u6d41\u4f53\u306e\u8cea\u91cf\u4fdd\u5b58\u306e\u6cd5\u5247\u3092\u8868\u3057\u307e\u3059\u3002\u3053\u306e\u65b9\u7a0b\u5f0f\u306f\u6b21\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\uff1a<\/p>\n

    \n\\[\n\\frac{\u2202\\rho}{\u2202t} + \u2207 \\cdot (\\rho \\vec{v}) = 0\n\\]\n<\/pre>\n
    \u3053\u3053\u3067\u3001\\(\\rho\\) \u306f\u5bc6\u5ea6\u3001\\(\\vec{v}\\) \u306f\u6d41\u901f\u30d9\u30af\u30c8\u30eb\u3067\u3059\u3002<\/p>\n
    2. \u30ca\u30d3\u30a8\u2013\u30b9\u30c8\u30fc\u30af\u30b9\u65b9\u7a0b\u5f0f (Navier-Stokes Equations)<\/h3>\n
    \u6d41\u4f53\u306e\u904b\u52d5\u3092\u8a18\u8ff0\u3059\u308b\u65b9\u7a0b\u5f0f\u3067\u3042\u308a\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\uff1a<\/p>\n
    \n\\[\n\u03c1 \\left( \\frac{\u2202\\vec{v}}{\u2202t} + (\\vec{v} \\cdot \u2207)\\vec{v} \\right) = -\u2207P + \u03bc \u2207^2 \\vec{v} + \\vec{f}\n\\]\n<\/pre>\n
    \u3053\u3053\u3067\u3001\\(\\vec{f}\\) \u306f\u5916\u529b\u3001\\(\\mu\\) \u306f\u52d5\u7c98\u5ea6\u3001\\(P\\) \u306f\u5727\u529b\u3067\u3059\u3002<\/p>\n
    \u30d9\u30eb\u30cc\u30fc\u30a4\u306e\u5b9a\u7406 (Bernoulli’s Principle)<\/h2>\n
    \u30d9\u30eb\u30cc\u30fc\u30a4\u306e\u5b9a\u7406\u306f\u3001\u6d41\u4f53\u306e\u901f\u5ea6\u3001\u5727\u529b\u3001\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u95a2\u4fc2\u3092\u8868\u3059\u91cd\u8981\u306a\u539f\u7406\u3067\u3059\u3002\u5b9a\u5e38\u6d41\u308c\u306e\u6761\u4ef6\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u3055\u308c\u307e\u3059\uff1a<\/p>\n
    \n\\[\nP + \\frac{1}{2} \\rho v^2 + \u03c1gh = \u5b9a\u6570\n\\]\n<\/pre>\n
    \u3053\u3053\u3067\u3001\\(P\\) \u306f\u5727\u529b\u3001\\(\\rho\\) \u306f\u5bc6\u5ea6\u3001\\(v\\) \u306f\u6d41\u901f\u3001\\(g\\) \u306f\u91cd\u529b\u52a0\u901f\u5ea6\u3001\\(h\\) \u306f\u9ad8\u3055\u3067\u3059\u3002<\/p>\n
    \u5fdc\u7528<\/h2>\n
    \u6d41\u4f53\u529b\u5b66\u306e\u539f\u7406\u306f\u3001\u591a\u304f\u306e\u5de5\u5b66\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3044\u304f\u3064\u304b\u306e\u4f8b\u3067\u3059\uff1a<\/p>\n
    <\/p>\n
  • \u822a\u7a7a\u5b87\u5b99\u5de5\u5b66:<\/strong> \u98db\u884c\u6a5f\u306e\u7ffc\u8a2d\u8a08\u3084\u30ed\u30b1\u30c3\u30c8\u306e\u5674\u5c04\u3002<\/li>\n
  • \u6a5f\u68b0\u5de5\u5b66:<\/strong> \u30a8\u30f3\u30b8\u30f3\u306e\u71c3\u713c\u30d7\u30ed\u30bb\u30b9\u3084\u30bf\u30fc\u30d3\u30f3\u306e\u8a2d\u8a08\u3002<\/li>\n
  • \u571f\u6728\u5de5\u5b66:<\/strong> \u30c0\u30e0\u3084\u6c34\u8def\u306e\u6c34\u6d41\u89e3\u6790\u3002<\/li>\n
    <\/u1><\/p>\n
    \u6d41\u4f53\u529b\u5b66\u306f\u5de5\u5b66\u5168\u822c\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u5206\u91ce\u3067\u3042\u308a\u3001\u305d\u306e\u57fa\u672c\u539f\u7406\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u69d8\u3005\u306a\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u6d41\u4f53\u529b\u5b66\u306f\u6db2\u4f53\u3084\u6c17\u4f53\u306e\u904b\u52d5\u3068\u529b\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7814\u7a76\u3059\u308b\u5206\u91ce\u3067\u3042\u308a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u3084\u51b7\u5374\u3001\u8f38\u9001\u306a\u3069\u591a\u304f\u306e\u5de5\u5b66\u7684\u5fdc\u7528\u3067\u91cd\u8981\u3067\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[125],"tags":[],"yoast_head":"\n\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e<\/title>\n<meta name=\"description\" content=\"\u6d41\u4f53\u529b\u5b66\u306f\u6db2\u4f53\u3084\u6c17\u4f53\u306e\u904b\u52d5\u3068\u529b\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7814\u7a76\u3059\u308b\u5206\u91ce\u3067\u3042\u308a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u3084\u51b7\u5374\u3001\u8f38\u9001\u306a\u3069\u591a\u304f\u306e\u5de5\u5b66\u7684\u5fdc\u7528\u3067\u91cd\u8981\u3067\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/ja\/\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e\" \/>\n<meta property=\"og:description\" content=\"\u6d41\u4f53\u529b\u5b66\u306f\u6db2\u4f53\u3084\u6c17\u4f53\u306e\u904b\u52d5\u3068\u529b\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7814\u7a76\u3059\u308b\u5206\u91ce\u3067\u3042\u308a\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u3084\u51b7\u5374\u3001\u8f38\u9001\u306a\u3069\u591a\u304f\u306e\u5de5\u5b66\u7684\u5fdc\u7528\u3067\u91cd\u8981\u3067\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/ja\/\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-06-28T05:41:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\u5de5\u5b66\u306b\u304a\u3051\u308b\u6d41\u4f53\u529b\u5b66\u306e\u57fa\u790e.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written 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