{"id":736917,"date":"2024-08-24T09:20:09","date_gmt":"2024-08-24T08:20:09","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=736917"},"modified":"2024-08-24T09:20:09","modified_gmt":"2024-08-24T08:20:09","slug":"%e7%83%ad%e4%bc%a0%e5%af%bc%e5%a1%91%e6%96%99-%e7%83%ad%e7%ae%a1%e7%90%86%e4%b8%8e%e8%bd%bb%e9%87%8f%e5%8c%96","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%83%ad%e4%bc%a0%e5%af%bc%e5%a1%91%e6%96%99-%e7%83%ad%e7%ae%a1%e7%90%86%e4%b8%8e%e8%bd%bb%e9%87%8f%e5%8c%96\/","title":{"rendered":"\u70ed\u4f20\u5bfc\u5851\u6599 | \u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316"},"content":{"rendered":"<p class=\"sidekick\">\u70ed\u4f20\u5bfc\u5851\u6599\u5728\u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316\u4e2d\u5e94\u7528\u5e7f\u6cdb\uff0c\u901a\u8fc7\u9ad8\u6548\u7684\u70ed\u4f20\u5bfc\u6027\u80fd\u964d\u4f4e\u8bbe\u5907\u6e29\u5ea6\uff0c\u540c\u65f6\u51cf\u8f7b\u91cd\u91cf\uff0c\u63d0\u5347\u6574\u4f53\u80fd\u6e90\u6548\u7387\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u70ed\u4f20\u5bfc\u5851\u6599_\u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316.png\" alt=\"\u70ed\u4f20\u5bfc\u5851\u6599 | \u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u70ed\u4f20\u5bfc\u5851\u6599 | \u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316<\/h2>\n<p>\u5728\u73b0\u4ee3\u5de5\u4e1a\u548c\u6d88\u8d39\u7535\u5b50\u4ea7\u54c1\u4e2d\uff0c\u70ed\u7ba1\u7406\u6210\u4e3a\u4e00\u4e2a\u5173\u952e\u7684\u95ee\u9898\u3002\u968f\u7740\u7535\u5b50\u8bbe\u5907\u53d8\u5f97\u8d8a\u6765\u8d8a\u5c0f\uff0c\u529f\u7387\u5bc6\u5ea6\u8d8a\u6765\u8d8a\u5927\uff0c\u5982\u4f55\u6709\u6548\u7ba1\u7406\u70ed\u91cf\u5df2\u6210\u4e3a\u5de5\u7a0b\u5e08\u4eec\u5173\u6ce8\u7684\u7126\u70b9\u4e4b\u4e00\u3002\u800c\u5728\u8fd9\u4e2a\u65b9\u9762\uff0c\u70ed\u4f20\u5bfc\u5851\u6599\uff08Thermally Conductive Plastics, TCP\uff09\u6b63\u626e\u6f14\u7740\u8d8a\u6765\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002<\/p>\n<h2>\u70ed\u4f20\u5bfc\u5851\u6599\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>\u4f20\u7edf\u5851\u6599\u7684\u5bfc\u70ed\u6027\u80fd\u8f83\u5dee\uff0c\u8fd9\u4f7f\u5f97\u5b83\u4eec\u5728\u70ed\u7ba1\u7406\u5e94\u7528\u4e2d\u53d7\u9650\u3002\u7136\u800c\uff0c\u901a\u8fc7\u5728\u5851\u6599\u57fa\u4f53\u4e2d\u6dfb\u52a0\u5bfc\u70ed\u586b\u6599\uff0c\u5982\u78b3\u7ea4\u7ef4\u3001\u6c27\u5316\u94dd\u548c\u6c2e\u5316\u787c\u7b49\u6750\u6599\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5176\u5bfc\u70ed\u6027\u80fd\u3002\u8fd9\u4e9b\u586b\u6599\u5f62\u6210\u70ed\u7684\u201c\u901a\u9053\u201d\uff0c\u4f7f\u70ed\u91cf\u80fd\u591f\u66f4\u5feb\u901f\u5730\u4ece\u70ed\u6e90\u4f20\u5bfc\u5230\u5916\u754c\u3002<\/p>\n<p>\u7528\u516c\u5f0f\u8868\u793a\uff0c\u70ed\u4f20\u5bfc\u53ef\u4ee5\u7528\u5085\u91cc\u53f6\u5bfc\u70ed\u5b9a\u5f8b\u6765\u63cf\u8ff0\uff1a<\/p>\n<p>\n\\[<br \/>\nq = -k \\cdot A \\cdot \\frac{dT}{dx}<br \/>\n\\]\n<\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>q\uff1a\u70ed\u6d41\u91cf\uff08\u74e6\u7279\uff0cW\uff09<\/li>\n<li>k\uff1a\u5bfc\u70ed\u7cfb\u6570\uff08W\/(m\u00b7K)\uff09<\/li>\n<li>A\uff1a\u4f20\u70ed\u9762\u79ef\uff08\u5e73\u65b9\u7c73\uff0cm<sup>2<\/sup>\uff09<\/li>\n<li>dT\/dx\uff1a\u6e29\u5ea6\u68af\u5ea6\uff08K\/m\uff09<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u63d0\u9ad8\u5851\u6599\u7684\u5bfc\u70ed\u7cfb\u6570 (k)\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5176\u70ed\u7ba1\u7406\u80fd\u529b\u3002<\/p>\n<h2>\u70ed\u7ba1\u7406\u7684\u91cd\u8981\u6027<\/h2>\n<p>\u5728\u6d88\u8d39\u7535\u5b50\u4ea7\u54c1\u4e2d\uff0c\u5982\u667a\u80fd\u624b\u673a\u548c\u7b14\u8bb0\u672c\u7535\u8111\uff0c\u8fc7\u70ed\u4f1a\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u548c\u8bbe\u5907\u5bff\u547d\u7f29\u77ed\u3002\u70ed\u4f20\u5bfc\u5851\u6599\u53ef\u4ee5\u7528\u4e8e\u8fd9\u4e9b\u8bbe\u5907\u7684\u5916\u58f3\u548c\u5185\u7f6e\u6563\u70ed\u7ec4\u4ef6\uff0c\u5e2e\u52a9\u5c06\u70ed\u91cf\u4ece\u53d1\u70ed\u5143\u4ef6\uff08\u5982\u5904\u7406\u5668\uff09\u4f20\u5bfc\u81f3\u6563\u70ed\u5668\u6216\u8bbe\u5907\u5916\u8868\u9762\uff0c\u4ece\u800c\u4fdd\u6301\u8bbe\u5907\u7684\u6b63\u5e38\u5de5\u4f5c\u6e29\u5ea6\u3002<\/p>\n<h2>\u8f7b\u91cf\u5316\u7684\u4f18\u52bf<\/h2>\n<p>\u9664\u4e86\u70ed\u7ba1\u7406\u6027\u80fd\u5916\uff0c\u70ed\u4f20\u5bfc\u5851\u6599\u7684\u53e6\u4e00\u4e2a\u663e\u8457\u4f18\u52bf\u662f\u8f7b\u91cf\u5316\u3002<\/p>\n<ul>\n<li><b>\u5de5\u4e1a\u5e94\u7528\uff1a<\/b>\u5728\u6c7d\u8f66\u5de5\u4e1a\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528\u70ed\u4f20\u5bfc\u5851\u6599\u66ff\u4ee3\u91d1\u5c5e\u6750\u6599\uff0c\u53ef\u4ee5\u51cf\u8f7b\u8f66\u8f86\u91cd\u91cf\uff0c\u4ece\u800c\u63d0\u5347\u71c3\u6cb9\u6548\u7387\u5e76\u51cf\u5c11\u6392\u653e\u3002<\/li>\n<li><b>\u7535\u5b50\u8bbe\u5907\uff1a<\/b>\u8f7b\u8d28\u6750\u6599\u4f7f\u8bbe\u5907\u66f4\u52a0\u4fbf\u643a\uff0c\u540c\u65f6\u4e5f\u51cf\u5c11\u4e86\u751f\u4ea7\u548c\u8fd0\u8f93\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u5b9e\u4f8b<\/h2>\n<ol>\n<li><b>LED\u7167\u660e\uff1a<\/b>LED\u706f\u5177\u56e0\u5176\u9ad8\u6548\u8282\u80fd\u88ab\u5e7f\u6cdb\u5e94\u7528\uff0c\u4f46\u5176\u751f\u4ea7\u7684\u70ed\u91cf\u9700\u8981\u6709\u6548\u7ba1\u7406\u3002\u4f7f\u7528\u70ed\u4f20\u5bfc\u5851\u6599\u53ef\u4ee5\u5e2e\u52a9\u6563\u70ed\uff0c\u5ef6\u957fLED\u5bff\u547d\u3002<\/li>\n<li><b>\u7535\u52a8\u6c7d\u8f66\u7535\u6c60\uff1a<\/b>\u7535\u6c60\u7ec4\u7684\u6563\u70ed\u662f\u7535\u52a8\u6c7d\u8f66\u6027\u80fd\u548c\u5b89\u5168\u7684\u91cd\u8981\u56e0\u7d20\u3002\u70ed\u4f20\u5bfc\u5851\u6599\u53ef\u4ee5\u7528\u4e8e\u7535\u6c60\u6a21\u5757\u548c\u6563\u70ed\u7cfb\u7edf\u4e2d\uff0c\u63d0\u9ad8\u5bfc\u70ed\u6027\u80fd\u5e76\u51cf\u8f7b\u91cd\u91cf\u3002<\/li>\n<li><b>\u6d88\u8d39\u7535\u5b50\uff1a<\/b>\u5982\u667a\u80fd\u624b\u673a\u3001\u5e73\u677f\u7535\u8111\u548c\u7b14\u8bb0\u672c\u7535\u8111\uff0c\u4f7f\u7528\u70ed\u4f20\u5bfc\u5851\u6599\u6709\u52a9\u4e8e\u6563\u70ed\uff0c\u63d0\u9ad8\u8bbe\u5907\u6027\u80fd\u548c\u4f7f\u7528\u5bff\u547d\u3002<\/li>\n<\/ol>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u70ed\u4f20\u5bfc\u5851\u6599\u5728\u70ed\u7ba1\u7406\u548c\u8f7b\u91cf\u5316\u4e24\u4e2a\u65b9\u9762\u5c55\u793a\u4e86\u5de8\u5927\u7684\u6f5c\u529b\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u8fdb\u6b65\uff0c\u6211\u4eec\u53ef\u4ee5\u9884\u89c1\u5176\u5728\u66f4\u591a\u9886\u57df\u4e2d\u7684\u5e7f\u6cdb\u5e94\u7528\uff0c\u5e2e\u52a9\u89e3\u51b3\u70ed\u7ba1\u7406\u95ee\u9898\u5e76\u5b9e\u73b0\u4ea7\u54c1\u7684\u8f7b\u91cf\u5316\u8bbe\u8ba1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u70ed\u4f20\u5bfc\u5851\u6599\u5728\u70ed\u7ba1\u7406\u4e0e\u8f7b\u91cf\u5316\u4e2d\u5e94\u7528\u5e7f\u6cdb\uff0c\u901a\u8fc7\u9ad8\u6548\u7684\u70ed\u4f20\u5bfc\u6027\u80fd\u964d\u4f4e\u8bbe\u5907\u6e29\u5ea6\uff0c\u540c\u65f6\u51cf\u8f7b\u91cd\u91cf\uff0c\u63d0\u5347\u6574\u4f53\u80fd\u6e90\u6548\u7387\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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