{"id":725411,"date":"2024-12-14T04:53:50","date_gmt":"2024-12-14T03:53:50","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=725411"},"modified":"2024-12-14T04:53:50","modified_gmt":"2024-12-14T03:53:50","slug":"%e8%be%90%e5%b0%84%e4%bc%a0%e7%83%ad%e7%9a%84%e4%b8%89%e7%a7%8d%e6%96%b9%e5%bc%8f%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e8%be%90%e5%b0%84%e4%bc%a0%e7%83%ad%e7%9a%84%e4%b8%89%e7%a7%8d%e6%96%b9%e5%bc%8f%e8%a7%a3%e6%9e%90\/","title":{"rendered":"\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790"},"content":{"rendered":"

\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790\uff1a\u6df1\u5165\u4e86\u89e3\u8f90\u5c04\u4f20\u70ed\u7684\u57fa\u672c\u6982\u5ff5\u3001\u53d7\u70ed\u4f53\u548c\u653e\u70ed\u4f53\u7684\u76f8\u4e92\u4f5c\u7528\u53ca\u70ed\u80fd\u5728\u4e0d\u540c\u4ecb\u8d28\u4e2d\u7684\u4f20\u9012\u673a\u5236\u3002<\/p>\n

\"\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790\"<\/p>\n

\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790<\/h2>\n

\u8f90\u5c04\u4f20\u70ed\u662f\u70ed\u91cf\u4f20\u9012\u7684\u4e00\u79cd\u91cd\u8981\u5f62\u5f0f\u3002\u5b83\u4e0d\u540c\u4e8e\u4f20\u5bfc\u548c\u5bf9\u6d41\u4f20\u70ed\uff0c\u56e0\u4e3a\u5728\u8f90\u5c04\u4f20\u70ed\u4e2d\uff0c\u70ed\u91cf\u901a\u8fc7\u7535\u78c1\u6ce2\u4ece\u9ad8\u6e29\u7269\u4f53\u4f20\u9012\u5230\u4f4e\u6e29\u7269\u4f53\uff0c\u800c\u65e0\u9700\u4efb\u4f55\u7269\u8d28\u4ecb\u8d28\u7684\u53c2\u4e0e\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u4e3b\u8981\u65b9\u5f0f\uff1a\u70ed\u8f90\u5c04\u3001\u592a\u9633\u8f90\u5c04\u548c\u5730\u8f90\u5c04\u3002<\/p>\n

\u70ed\u8f90\u5c04<\/h2>\n

\u70ed\u8f90\u5c04\u662f\u6307\u7269\u4f53\u7531\u4e8e\u81ea\u8eab\u6e29\u5ea6\u53d1\u5c04\u51fa\u7684\u7535\u78c1\u6ce2\u3002\u6240\u6709\u6e29\u5ea6\u9ad8\u4e8e\u7edd\u5bf9\u96f6\u5ea6\uff080 K\uff0c\u5373 -273.15\u00b0C\uff09\u7684\u7269\u4f53\u90fd\u4f1a\u4ee5\u7535\u78c1\u6ce2\u7684\u5f62\u5f0f\u8f90\u5c04\u80fd\u91cf\u3002\u8f90\u5c04\u529f\u7387\u53ef\u7531\u65af\u8482\u82ac-\u73bb\u5c14\u5179\u66fc\u5b9a\u5f8b\uff08Stefan-Boltzmann Law\uff09\u8868\u793a\uff1a<\/p>\n

P = \u03c3 T4<\/sup> A<\/i><\/p>\n

\u5176\u4e2d\uff0cP<\/i> \u662f\u8f90\u5c04\u529f\u7387\uff0c\u03c3<\/i> \u662f\u65af\u8482\u82ac-\u73bb\u5c14\u5179\u66fc\u5e38\u6570\uff08\u7ea6\u4e3a 5.67 \u00d7 10-8<\/sup> W\/m2<\/sup>K4<\/sup>\uff09\uff0cT<\/i> \u662f\u7269\u4f53\u8868\u9762\u6e29\u5ea6\uff08\u5355\u4f4d\u4e3a\u5f00\u5c14\u6587\uff09\uff0cA<\/i> \u662f\u7269\u4f53\u7684\u8868\u9762\u79ef\u3002<\/p>\n

\u592a\u9633\u8f90\u5c04<\/h2>\n

\u592a\u9633\u8f90\u5c04\u662f\u6307\u592a\u9633\u4ee5\u7535\u78c1\u6ce2\u5f62\u5f0f\u5411\u5b87\u5b99\u7a7a\u95f4\u53d1\u5c04\u7684\u80fd\u91cf\u3002\u592a\u9633\u8868\u9762\u7684\u6e29\u5ea6\u5927\u7ea6\u4e3a5778 K\uff0c\u8f90\u5c04\u51fa\u5927\u91cf\u7684\u80fd\u91cf\uff0c\u901a\u8fc7\u5b87\u5b99\u7a7a\u95f4\uff0c\u5230\u8fbe\u5730\u7403\u3002\u592a\u9633\u8f90\u5c04\u7684\u80fd\u91cf\u5206\u5e03\u53ef\u4ee5\u7528\u666e\u6717\u514b\u5b9a\u5f8b\uff08Planck’s Law\uff09\u8868\u793a\uff1a<\/p>\n

E(\u03bb, T) = \\frac{2hc^2}{\u03bb^5(e^{\\frac{hc}{\u03bbkT}}-1)}<\/i><\/p>\n

\u5176\u4e2d\uff0cE(\u03bb, T)<\/i> \u662f\u6ce2\u957f\u4e3a \u03bb<\/i> \u5904\uff0c\u6e29\u5ea6\u4e3a T<\/i> \u7684\u7269\u4f53\u7684\u8f90\u5c04\u80fd\u91cf\uff1bh<\/i> \u662f\u666e\u6717\u514b\u5e38\u6570\uff08\u7ea6\u4e3a 6.626 \u00d7 10-34<\/sup> Js\uff09\uff1bc<\/i> \u662f\u5149\u901f\uff08\u7ea6\u4e3a 3 \u00d7 108<\/sup> m\/s\uff09\uff1bk<\/i> \u662f\u73bb\u5c14\u5179\u66fc\u5e38\u6570\uff08\u7ea6\u4e3a 1.38 \u00d7 10-23<\/sup> J\/K\uff09\u3002\u592a\u9633\u8f90\u5c04\u7684\u80fd\u91cf\u4e3b\u8981\u96c6\u4e2d\u5728\u53ef\u89c1\u5149\u8303\u56f4\u5185\u3002<\/p>\n

\u5730\u8f90\u5c04<\/h2>\n

\u5730\u8f90\u5c04\u662f\u6307\u5730\u7403\u63a5\u6536\u5230\u7684\u592a\u9633\u8f90\u5c04\u80fd\u91cf\u88ab\u5438\u6536\u540e\uff0c\u4ee5\u957f\u6ce2\u8f90\u5c04\uff08\u4e3b\u8981\u4e3a\u7ea2\u5916\u7ebf\uff09\u7684\u5f62\u5f0f\u56de\u8f90\u5c04\u5230\u5927\u6c14\u5c42\u548c\u5916\u592a\u7a7a\u3002\u5730\u8f90\u5c04\u5f71\u54cd\u7740\u5730\u7403\u7684\u80fd\u91cf\u5e73\u8861\u548c\u6c14\u5019\u3002\u5730\u8f90\u5c04\u7684\u4e3b\u8981\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n

    \n
  • \u5730\u8868\u6e29\u5ea6\u5728220 K\u5230320 K\u4e4b\u95f4\u3002<\/li>\n
  • \u8f90\u5c04\u6ce2\u957f\u4e3b\u8981\u57284\u5230100\u5fae\u7c73\u8303\u56f4\u5185\u3002<\/li>\n
  • \u53d7\u5927\u6c14\u6210\u5206\uff08\u5982\u6c34\u84b8\u6c14\u548c\u4e8c\u6c27\u5316\u78b3\uff09\u7684\u5f71\u54cd\u8f83\u5927\u3002<\/li>\n<\/ul>\n

    \u7efc\u4e0a\u6240\u8ff0\uff0c\u8f90\u5c04\u4f20\u70ed\u5728\u81ea\u7136\u754c\u548c\u5de5\u7a0b\u5e94\u7528\u4e2d\u90fd\u6709\u7740\u91cd\u8981\u7684\u4f5c\u7528\u3002\u7406\u89e3\u8f90\u5c04\u4f20\u70ed\u7684\u57fa\u672c\u539f\u7406\uff0c\u6709\u52a9\u4e8e\u4eba\u4eec\u5728\u80fd\u6e90\u5229\u7528\u3001\u73af\u5883\u4fdd\u62a4\u548c\u5de5\u7a0b\u8bbe\u8ba1\u7b49\u65b9\u9762\u505a\u51fa\u66f4\u79d1\u5b66\u7684\u51b3\u7b56\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790\uff1a\u6df1\u5165\u4e86\u89e3\u8f90\u5c04\u4f20\u70ed\u7684\u57fa\u672c\u6982\u5ff5\u3001\u53d7\u70ed\u4f53\u548c\u653e\u70ed\u4f53\u7684\u76f8\u4e92\u4f5c\u7528\u53ca\u70ed\u80fd\u5728\u4e0d\u540c\u4ecb\u8d28\u4e2d\u7684\u4f20\u9012\u673a\u5236\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[134],"tags":[],"yoast_head":"\n\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790<\/title>\n<meta name=\"description\" content=\"\u8f90\u5c04\u4f20\u70ed\u7684\u4e09\u79cd\u65b9\u5f0f\u89e3\u6790\uff1a\u6df1\u5165\u4e86\u89e3\u8f90\u5c04\u4f20\u70ed\u7684\u57fa\u672c\u6982\u5ff5\u3001\u53d7\u70ed\u4f53\u548c\u653e\u70ed\u4f53\u7684\u76f8\u4e92\u4f5c\u7528\u53ca\u70ed\u80fd\u5728\u4e0d\u540c\u4ecb\u8d28\u4e2d\u7684\u4f20\u9012\u673a\u5236\u3002\" \/>\n<meta name=\"robots\" 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