{"id":417610,"date":"2024-06-28T07:06:34","date_gmt":"2024-06-28T06:06:34","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/%e6%b5%81%e4%bd%93%e3%81%ae%e3%82%b7%e3%83%a5%e3%83%88%e3%83%ad%e3%83%bc%e3%83%8f%e3%83%ab%e6%95%b0%e3%81%a8%e3%81%af%ef%bc%9f\/"},"modified":"2024-06-28T07:06:34","modified_gmt":"2024-06-28T06:06:34","slug":"%e6%b5%81%e4%bd%93%e3%81%ae%e3%82%b7%e3%83%a5%e3%83%88%e3%83%ad%e3%83%bc%e3%83%8f%e3%83%ab%e6%95%b0%e3%81%a8%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/ja\/%e6%b5%81%e4%bd%93%e3%81%ae%e3%82%b7%e3%83%a5%e3%83%88%e3%83%ad%e3%83%bc%e3%83%8f%e3%83%ab%e6%95%b0%e3%81%a8%e3%81%af%ef%bc%9f\/","title":{"rendered":"\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f"},"content":{"rendered":"<p class=\"sidekick\">\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570 (Strouhal Number) \u3068\u306f\u3001\u6d41\u4f53\u529b\u5b66\u306b\u304a\u3051\u308b\u7121\u6b21\u5143\u6570\u3067\u3001\u5468\u671f\u7684\u306a\u6d41\u308c\u306e\u632f\u308b\u821e\u3044\u3092\u8a55\u4fa1\u3057\u3001\u7279\u306b\u6e26\u306e\u751f\u6210\u3084\u6d41\u308c\u306e\u89e3\u6790\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/06\/\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f.png\" alt=\"\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f<\/h2>\n<p>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570 (Strouhal Number) \u306f\u3001\u6d41\u4f53\u529b\u5b66\u306b\u304a\u3051\u308b\u7121\u6b21\u5143\u6570\u3067\u3001\u5468\u671f\u7684\u306a\u6d41\u308c\u306e\u632f\u308b\u821e\u3044\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u6570\u5024\u306f\u3001\u7279\u306b\u6e26\u306e\u751f\u6210\u3084\u5186\u67f1\u5468\u308a\u306e\u6d41\u308c\u306a\u3069\u306e\u7814\u7a76\u306b\u304a\u3044\u3066\u91cd\u8981\u3067\u3059\u3002\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306f\u6b21\u306e\u5f0f\u3067\u5b9a\u7fa9\u3055\u308c\u307e\u3059:<\/p>\n<p>\n  <em>St<\/em> = <em>fL<\/em> \/ <em>U<\/em>\n<\/p>\n<p>\u3053\u3053\u3067:<\/p>\n<ul>\n<li><em>St<\/em> \u306f\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570<\/li>\n<li><em>f<\/em> \u306f\u6d41\u308c\u306e\u5468\u6ce2\u6570\uff08Hz\uff09<\/li>\n<li><em>L<\/em> \u306f\u7279\u5fb4\u9577\u3055\uff08m\uff09<\/li>\n<li><em>U<\/em> \u306f\u6d41\u308c\u306e\u901f\u5ea6\uff08m\/s\uff09<\/li>\n<\/ul>\n<p>\u3053\u306e\u7121\u6b21\u5143\u6570\u306e\u610f\u7fa9\u306f\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u306e\u6d41\u4f53\u306e\u632f\u308b\u821e\u3044\u3092\u6bd4\u8f03\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u308b\u3053\u3068\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u5186\u67f1\u5468\u308a\u306e\u6d41\u4f53\u306e\u6d41\u308c\u306b\u304a\u3044\u3066\u3001\u4e00\u822c\u7684\u306b\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306f\u7d040.2\u3068\u3055\u308c\u3001\u3053\u308c\u306f\u6d41\u308c\u304c\u5468\u671f\u7684\u306b\u6e26\u3092\u751f\u6210\u3059\u308b\u69d8\u5b50\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306e\u5fdc\u7528<\/h2>\n<p>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306f\u3001\u5de5\u5b66\u3084\u79d1\u5b66\u306e\u591a\u304f\u306e\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3044\u304f\u3064\u304b\u306e\u4f8b\u3092\u6319\u3052\u307e\u3059:<\/p>\n<ol>\n<li><strong>\u6a4b\u6881\u306e\u8a2d\u8a08<\/strong>: \u98a8\u306b\u3088\u308b\u632f\u52d5\u3084\u5171\u632f\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u3001\u6a4b\u6881\u306e\u8a2d\u8a08\u306b\u306f\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u304c\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u822a\u7a7a\u6a5f\u306e\u8a2d\u8a08<\/strong>: \u7ffc\u3084\u30d7\u30ed\u30da\u30e9\u5468\u308a\u306e\u632f\u52d5\u89e3\u6790\u306b\u4f7f\u7528\u3055\u308c\u3001\u3053\u308c\u306b\u3088\u308a\u52b9\u7387\u6027\u306e\u5411\u4e0a\u3084\u9a12\u97f3\u306e\u4f4e\u6e1b\u304c\u56f3\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u98a8\u529b\u30bf\u30fc\u30d3\u30f3<\/strong>: \u30bf\u30fc\u30d3\u30f3\u30d6\u30ec\u30fc\u30c9\u306e\u6700\u9069\u5316\u306b\u4f7f\u7528\u3055\u308c\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u5909\u63db\u306e\u52b9\u7387\u3092\u9ad8\u3081\u307e\u3059\u3002<\/li>\n<\/ol>\n<h2>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306e\u8a08\u7b97\u4f8b<\/h2>\n<p>\u6b21\u306b\u3001\u5177\u4f53\u7684\u306a\u8a08\u7b97\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u76f4\u5f84 (<em>L<\/em>) \u304c 0.1 m \u306e\u5186\u67f1\u304c\u3001\u901f\u5ea6 (<em>U<\/em>) 2 m\/s \u306e\u6d41\u308c\u306e\u4e2d\u306b\u7f6e\u304b\u308c\u305f\u5834\u5408\u3092\u8003\u3048\u307e\u3059\u3002\u305d\u306e\u5468\u308a\u306b\u6e26\u304c1\u79d2\u9593\u306b10\u56de\u767a\u751f\u3059\u308b\u3068\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u5468\u6ce2\u6570 <em>f<\/em> \u306f 10 Hz \u3067\u3059\u3002\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3092\u8a08\u7b97\u3059\u308b\u3068\u3001<\/p>\n<p>\n<em>St<\/em> = (10 * 0.1) \/ 2 = 0.5\n<\/p>\n<p>\u3053\u306e\u7d50\u679c\u306f\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u306e\u6d41\u4f53\u306e\u6319\u52d5\u3092\u7406\u89e3\u3057\u3001\u8a2d\u8a08\u3084\u89e3\u6790\u306b\u5f79\u7acb\u3066\u308b\u305f\u3081\u306e\u624b\u304c\u304b\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u306f\u3001\u6d41\u4f53\u529b\u5b66\u3067\u306e\u5468\u671f\u7684\u306a\u73fe\u8c61\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u3053\u306e\u7121\u6b21\u5143\u6570\u3092\u7406\u89e3\u3057\u9069\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u5de5\u5b66\u3084\u79d1\u5b66\u306e\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u91cd\u8981\u306a\u6210\u679c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u3001\u3055\u3089\u306b\u6df1\u304f\u7814\u7a76\u3055\u308c\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570 (Strouhal Number) \u3068\u306f\u3001\u6d41\u4f53\u529b\u5b66\u306b\u304a\u3051\u308b\u7121\u6b21\u5143\u6570\u3067\u3001\u5468\u671f\u7684\u306a\u6d41\u308c\u306e\u632f\u308b\u821e\u3044\u3092\u8a55\u4fa1\u3057\u3001\u7279\u306b\u6e26\u306e\u751f\u6210\u3084\u6d41\u308c\u306e\u89e3\u6790\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\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":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f<\/title>\n<meta name=\"description\" content=\"\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570 (Strouhal Number) \u3068\u306f\u3001\u6d41\u4f53\u529b\u5b66\u306b\u304a\u3051\u308b\u7121\u6b21\u5143\u6570\u3067\u3001\u5468\u671f\u7684\u306a\u6d41\u308c\u306e\u632f\u308b\u821e\u3044\u3092\u8a55\u4fa1\u3057\u3001\u7279\u306b\u6e26\u306e\u751f\u6210\u3084\u6d41\u308c\u306e\u89e3\u6790\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\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\/\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6d41\u4f53\u306e\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570\u3068\u306f\uff1f\" \/>\n<meta property=\"og:description\" content=\"\u30b7\u30e5\u30c8\u30ed\u30fc\u30cf\u30eb\u6570 (Strouhal Number) 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