{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finstant.engineer%2Fentry%2Fnusselt-number\" title=\"\u30cc\u30bb\u30eb\u30c8\u6570\u3068\u306f\uff1f\u5bfe\u6d41\u71b1\u4f1d\u9054\u306e\u7121\u6b21\u5143\u6570 - Instant Engineering\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"yuinomi","url":"https://instant.engineer/entry/nusselt-number","description":"\u300c\u98a8\u91cf\u30922\u500d\u306b\u3059\u308c\u3070\u3001\u90e8\u54c1\u306e\u6e29\u5ea6\u306f\u534a\u5206\u306b\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u300d \u51b7\u5374\u30d5\u30a1\u30f3\u3084\u71b1\u4ea4\u63db\u5668\u306e\u8a2d\u8a08\u3067\u306f\u3001\u611f\u899a\u3060\u3051\u3067\u71b1\u4f1d\u9054\u7387\u3092\u6c7a\u3081\u308b\u3068\u3001\u904e\u5927\u8a2d\u8a08\u3084\u51b7\u5374\u4e0d\u8db3\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002 \u305d\u3053\u3067\u4f7f\u3046\u306e\u304c\u3001\u5bfe\u6d41\u306e\u5f37\u3055\u3092\u7121\u6b21\u5143\u3067\u8868\u3059\u30cc\u30bb\u30eb\u30c8\u6570\u3067\u3059\u3002 \u30cc\u30bb\u30eb\u30c8\u6570\u3092\u4f7f\u3046\u3068\u3001\u6d41\u901f\u3001\u6d41\u4f53\u7269\u6027\u3001\u5f62\u72b6\u306e\u5f71\u97ff\u3092\u6574\u7406\u3057\u3001\u71b1\u4f1d\u9054\u7387\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002 \u672c\u8a18\u4e8b\u3067\u306f\u3001\u30cc\u30bb\u30eb\u30c8\u6570\u306e\u610f\u5473\u3001\u5b9a\u7fa9\u5f0f\u3001\u4ee3\u8868\u9577\u3055\u3001\u5b9f\u9a13\u5f0f\u306e\u9078\u3073\u65b9\u3001\u8a2d\u8a08\u3067\u306e\u6ce8\u610f\u70b9\u307e\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002 1. \u30cc\u30bb\u30eb\u30c8\u6570\u3068\u306f\uff1a\u5bfe\u6d41\u71b1\u4f1d\u9054\u3092\u7121\u6b21\u5143\u5316\u3059\u308b\u6307\u6a19 \u2460 \u5bfe\u6d41\u3068\u4f1d\u5c0e\u306e\u6bd4\u3068\u3057\u3066\u898b\u308b \u2461 Nu=1\u306e\u610f\u5473\u3068\u6ce8\u610f\u70b9 2. \u5b9a\u7fa9\u5f0f\u3068\u5358\u4f4d\uff1aNu=hL/\u03bb\u306e\u610f\u5473 \u2460 \u5404\u8a18\u53f7\u306e\u610f\u5473 \u2461 \u7121\u6b21\u5143\u306b\u306a\u308b\u7406\u7531 \u2462 \u71b1\u4f1d\u9054\u7387\u2026","version":"1.0","type":"rich","width":"100%","blog_title":"Instant Engineering","provider_name":"Hatena Blog","categories":["\u6a5f\u68b0\u5de5\u5b66","\u6a5f\u68b0\u5de5\u5b66-\u30d7\u30ed\u30bb\u30b9"],"published":"2026-06-28 10:06:36","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/y/yuinomi/20260628/20260628100551.png","author_url":"https://blog.hatena.ne.jp/yuinomi/","title":"\u30cc\u30bb\u30eb\u30c8\u6570\u3068\u306f\uff1f\u5bfe\u6d41\u71b1\u4f1d\u9054\u306e\u7121\u6b21\u5143\u6570","provider_url":"https://hatena.blog","blog_url":"https://instant.engineer/","height":"190"}