{"id":752025,"date":"2024-12-23T04:01:48","date_gmt":"2024-12-23T03:01:48","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=752025"},"modified":"2024-12-23T04:01:48","modified_gmt":"2024-12-23T03:01:48","slug":"%e5%a4%aa%e9%98%b3%e8%83%bd%e9%9b%86%e7%83%ad%e5%99%a8%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e5%af%bc%e5%a2%9e%e5%bc%ba","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e5%a4%aa%e9%98%b3%e8%83%bd%e9%9b%86%e7%83%ad%e5%99%a8%e4%b8%ad%e7%9a%84%e7%83%ad%e4%bc%a0%e5%af%bc%e5%a2%9e%e5%bc%ba\/","title":{"rendered":"\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a"},"content":{"rendered":"<p class=\"sidekick\">\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a\uff0c\u4ecb\u7ecd\u63d0\u9ad8\u70ed\u6548\u7387\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u6750\u6599\u9009\u62e9\u3001\u7ed3\u6784\u8bbe\u8ba1\u548c\u6d82\u5c42\u6280\u672f\uff0c\u5e2e\u52a9\u4f18\u5316\u592a\u9633\u80fd\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a.png\" alt=\"\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a<\/h2>\n<p>\u592a\u9633\u80fd\u96c6\u70ed\u5668\u662f\u4e00\u79cd\u5c06\u592a\u9633\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\u7684\u8bbe\u5907\u3002\u5b83\u4eec\u5728\u91c7\u96c6\u548c\u5229\u7528\u53ef\u518d\u751f\u80fd\u6e90\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u4e3a\u4e86\u63d0\u9ad8\u592a\u9633\u80fd\u96c6\u70ed\u5668\u7684\u6548\u7387\uff0c\u589e\u5f3a\u5176\u5185\u90e8\u7684\u70ed\u4f20\u5bfc\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002<\/p>\n<h2>\u70ed\u4f20\u5bfc\u7684\u57fa\u7840<\/h2>\n<p>\u70ed\u4f20\u5bfc\u662f\u70ed\u80fd\u901a\u8fc7\u6750\u6599\u4ece\u9ad8\u6e29\u533a\u57df\u4f20\u9012\u5230\u4f4e\u6e29\u533a\u57df\u7684\u8fc7\u7a0b\u3002\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>\u70ed\u6d41\u91cf \\(Q\\) \u53ef\u4ee5\u7528\u4e0b\u5217\u516c\u5f0f\u8868\u793a\uff1a<\/p>\n<p style=\"text-align: center;\">\\( Q = -k \\cdot A \\cdot \\frac{dT}{dx} \\)<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>\\(Q\\) \u662f\u70ed\u6d41\u91cf\uff0c\u5355\u4f4d\u662f\u74e6\u7279 (W)<\/li>\n<li>\\(k\\) \u662f\u6750\u6599\u7684\u70ed\u5bfc\u7387\uff0c\u5355\u4f4d\u662f\u74e6\u7279\u6bcf\u7c73\u6bcf\u5f00\u5c14\u6587 (W\/(m\u00b7K))<\/li>\n<li>\\(A\\) \u662f\u4f20\u70ed\u9762\u79ef\uff0c\u5355\u4f4d\u662f\u5e73\u65b9\u7c73 (m<sup>2<\/sup>)<\/li>\n<li>\\(\\frac{dT}{dx}\\) \u662f\u6e29\u5ea6\u68af\u5ea6\uff0c\u5355\u4f4d\u662f\u5f00\u5c14\u6587\u6bcf\u7c73 (K\/m)<\/li>\n<\/ul>\n<h2>\u589e\u5f3a\u70ed\u4f20\u5bfc\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\uff0c\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u589e\u5f3a\u70ed\u4f20\u5bfc\uff1a<\/p>\n<h3>\u589e\u52a0\u70ed\u5bfc\u7387<\/h3>\n<p>\u9009\u62e9\u5177\u6709\u9ad8\u70ed\u5bfc\u7387\u7684\u6750\u6599\uff0c\u4f8b\u5982\u94dc\u6216\u94dd\u3002\u8fd9\u4e9b\u6750\u6599\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4f20\u5bfc\u70ed\u91cf\u3002<\/p>\n<h3>\u4f18\u5316\u7ed3\u6784\u8bbe\u8ba1<\/h3>\n<p>\u901a\u8fc7\u4f18\u5316\u70ed\u4ea4\u6362\u5668\u7684\u51e0\u4f55\u7ed3\u6784\uff0c\u4f8b\u5982\u589e\u52a0\u7fc5\u7247\u7684\u6570\u91cf\u6216\u4f18\u5316\u7fc5\u7247\u5f62\u72b6\uff0c\u53ef\u4ee5\u63d0\u9ad8\u96c6\u70ed\u5668\u7684\u6563\u70ed\u6548\u679c\u3002<\/p>\n<h3>\u4f7f\u7528\u7eb3\u7c73\u6750\u6599<\/h3>\n<p>\u7eb3\u7c73\u6d41\u4f53\u662f\u7531\u57fa\u6d41\u4f53\u548c\u7eb3\u7c73\u7c92\u5b50\u7ec4\u6210\u7684\u7ec4\u5408\u7269\uff0c\u5177\u6709\u66f4\u9ad8\u7684\u70ed\u5bfc\u7387\u3002\u7814\u7a76\u8868\u660e\uff0c\u4f7f\u7528\u7eb3\u7c73\u6d41\u4f53\u5982\u6c27\u5316\u94dd (Al<sub>2<\/sub>O<sub>3<\/sub>) \u6216\u78b3\u7eb3\u7c73\u7ba1 (CNT) \u53ef\u4ee5\u663e\u8457\u589e\u5f3a\u70ed\u4f20\u5bfc\u3002<\/p>\n<h3>\u5f3a\u5316\u4f20\u70ed\u8868\u9762<\/h3>\n<p>\u901a\u8fc7\u5728\u4f20\u70ed\u8868\u9762\u4e0a\u6dfb\u52a0\u5fae\u5c0f\u7ed3\u6784\uff0c\u5982\u5fae\u69fd\u6216\u5fae\u5b54\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6d41\u4f53\u4e0e\u56fa\u4f53\u8868\u9762\u7684\u63a5\u89e6\u9762\u79ef\uff0c\u4ece\u800c\u589e\u5f3a\u4f20\u70ed\u3002<\/p>\n<h2>\u5e94\u7528\u5b9e\u4f8b<\/h2>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u70ed\u4f20\u5bfc\u7684\u589e\u5f3a\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u592a\u9633\u80fd\u96c6\u70ed\u5668\u7684\u6548\u7387\u3002\u4f8b\u5982\uff0c\u5728\u771f\u7a7a\u7ba1\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\uff0c\u4f7f\u7528\u5177\u6709\u9ad8\u70ed\u5bfc\u7387\u7684\u5185\u6750\u8d28\u548c\u4f18\u5316\u7684\u70ed\u4ea4\u6362\u7ed3\u6784\u53ef\u4ee5\u63d0\u9ad8\u70ed\u80fd\u7684\u8f6c\u5316\u7387\u3002<\/p>\n<p>\u901a\u8fc7\u6301\u7eed\u7814\u7a76\u548c\u5e94\u7528\u65b0\u6750\u6599\u53ca\u4f18\u5316\u8bbe\u8ba1\uff0c\u592a\u9633\u80fd\u96c6\u70ed\u5668\u5728\u672a\u6765\u5c06\u6210\u4e3a\u66f4\u9ad8\u6548\u548c\u5b9e\u7528\u7684\u80fd\u91cf\u8f6c\u6362\u8bbe\u5907\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u70ed\u4f20\u5bfc\u589e\u5f3a\u5728\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u5177\u6709\u91cd\u8981\u610f\u4e49\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u8bbe\u5907\u7684\u6548\u7387\u548c\u6027\u80fd\u3002\u9009\u62e9\u5408\u9002\u7684\u6750\u6599\u3001\u4f18\u5316\u7ed3\u6784\u8bbe\u8ba1\u3001\u4f7f\u7528\u7eb3\u7c73\u6750\u6599\u4ee5\u53ca\u5f3a\u5316\u4f20\u70ed\u8868\u9762\u90fd\u662f\u6709\u6548\u7684\u65b9\u6cd5\u3002\u672a\u6765\u7684\u7814\u7a76\u548c\u6280\u672f\u8fdb\u6b65\u5c06\u8fdb\u4e00\u6b65\u63a8\u52a8\u8fd9\u4e00\u9886\u57df\u7684\u53d1\u5c55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u592a\u9633\u80fd\u96c6\u70ed\u5668\u4e2d\u7684\u70ed\u4f20\u5bfc\u589e\u5f3a\uff0c\u4ecb\u7ecd\u63d0\u9ad8\u70ed\u6548\u7387\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u6750\u6599\u9009\u62e9\u3001\u7ed3\u6784\u8bbe\u8ba1\u548c\u6d82\u5c42\u6280\u672f\uff0c\u5e2e\u52a9\u4f18\u5316\u592a\u9633\u80fd\u7cfb\u7edf\u6027\u80fd\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":"<!-- 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