{"id":725161,"date":"2024-12-17T00:09:38","date_gmt":"2024-12-16T23:09:38","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=725161"},"modified":"2024-12-17T00:09:38","modified_gmt":"2024-12-16T23:09:38","slug":"%e5%ba%9f%e7%89%a9%e8%83%bd%e6%ba%90%e8%bd%ac%e5%8c%96%e8%bf%87%e7%a8%8b%e7%9a%84%e7%83%ad%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e5%ba%9f%e7%89%a9%e8%83%bd%e6%ba%90%e8%bd%ac%e5%8c%96%e8%bf%87%e7%a8%8b%e7%9a%84%e7%83%ad%e5%88%86%e6%9e%90\/","title":{"rendered":"\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790"},"content":{"rendered":"<p class=\"sidekick\">\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790\uff1a\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u70ed\u5de5\u7a0b\u65b9\u6cd5\u5206\u6790\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u6548\u7387\uff0c\u4f18\u5316\u5faa\u73af\u5229\u7528\uff0c\u63d0\u5347\u80fd\u6e90\u8d44\u6e90\u7684\u73af\u4fdd\u6548\u76ca\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790.png\" alt=\"\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790<\/h2>\n<p>\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u662f\u5c06\u5e9f\u7269\u4e2d\u7684\u6f5c\u5728\u80fd\u91cf\u8f6c\u5316\u4e3a\u53ef\u7528\u80fd\u6e90\u7684\u4e00\u79cd\u5de5\u827a\u3002\u8fd9\u4e0d\u4ec5\u6709\u52a9\u4e8e\u51cf\u5c11\u73af\u5883\u6c61\u67d3\uff0c\u8fd8\u80fd\u63d0\u9ad8\u80fd\u6e90\u5229\u7528\u7387\u3002\u672c\u6587\u5c06\u8ba8\u8bba\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u4e2d\u7684\u70ed\u5206\u6790\u65b9\u6cd5\u3002<\/p>\n<h2>\u70ed\u5206\u6790\u7684\u91cd\u8981\u6027<\/h2>\n<p>\u5728\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u4e2d\uff0c\u70ed\u5206\u6790\u81f3\u5173\u91cd\u8981\u3002\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u7406\u89e3\u5e9f\u7269\u71c3\u70e7\u6216\u6c14\u5316\u8fc7\u7a0b\u4e2d\u7684\u70ed\u884c\u4e3a\uff0c\u8fdb\u800c\u4f18\u5316\u80fd\u6e90\u8f6c\u5316\u6548\u7387\u3002\u5e38\u7528\u7684\u70ed\u5206\u6790\u65b9\u6cd5\u5305\u62ec\u70ed\u91cd\u5206\u6790 (TGA)\uff0c\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5 (DSC)\uff0c\u4ee5\u53ca\u70ed\u5bfc\u7387\u5206\u6790\u3002<\/p>\n<h2>\u70ed\u91cd\u5206\u6790 (TGA)<\/h2>\n<p>\u70ed\u91cd\u5206\u6790\u901a\u8fc7\u6d4b\u91cf\u5e9f\u7269\u5728\u52a0\u70ed\u8fc7\u7a0b\u4e2d\u7684\u8d28\u91cf\u53d8\u5316\uff0c\u5e2e\u52a9\u8bc4\u4f30\u5b83\u4eec\u7684\u70ed\u5206\u89e3\u7279\u6027\u3002\u5728\u6e29\u5ea6\u5347\u9ad8\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5e9f\u7269\u4f1a\u53d1\u751f\u7269\u7406\u548c\u5316\u5b66\u53d8\u5316\uff0c\u5982\u8131\u6c34\u3001\u71c3\u70e7\u548c\u78b3\u5316\u3002<\/p>\n<p><u1><\/p>\n<li>\u8d28\u91cf\u635f\u5931 (\u0394m)<\/li>\n<li>\u6e29\u5ea6 (T)<\/li>\n<li>\u6c14\u6c1b (\u6c27\u6c14\u6216\u6c2e\u6c14)<\/li>\n<p><\/u1><\/p>\n<p>\u70ed\u91cd\u5206\u6790\u7684\u7ed3\u679c\u901a\u5e38\u4ee5\u66f2\u7ebf\u5f62\u5f0f\u8868\u793a\uff0c\u5176\u4e2d\u8d28\u91cf\u635f\u5931 (\u0394m) \u5bf9\u5e94\u4e8e\u6e29\u5ea6 (T)\u3002<\/p>\n<h2>\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5 (DSC)<\/h2>\n<p>\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5\u7528\u4e8e\u6d4b\u91cf\u5e9f\u7269\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u5438\u70ed\u6216\u653e\u70ed\u884c\u4e3a\u3002\u901a\u8fc7\u6bd4\u8f83\u6837\u54c1\u548c\u53c2\u7167\u7269\u7684\u6e29\u5ea6\u53d8\u5316\uff0c\u53ef\u4ee5\u786e\u5b9a\u5e9f\u7269\u7684\u70ed\u5bb9\u548c\u76f8\u53d8\u6e29\u5ea6\u3002<\/p>\n<p><u1><\/p>\n<li>\u5438\u70ed\u5cf0 (endothermic peaks)<\/li>\n<li>\u653e\u70ed\u5cf0 (exothermic peaks)<\/li>\n<li>\u76f8\u53d8\u6e29\u5ea6 (T<sub>p<\/sub>)<\/li>\n<p><\/u1><\/p>\n<p>\u5dee\u793a\u626b\u63cf\u91cf\u70ed\u6cd5\u7684\u7ed3\u679c\u4ee5\u70ed\u6d41 (q) \u5bf9\u6e29\u5ea6 (T) \u7684\u5173\u7cfb\u66f2\u7ebf\u8868\u793a\u3002<\/p>\n<h2>\u70ed\u5bfc\u7387\u5206\u6790<\/h2>\n<p>\u70ed\u5bfc\u7387\u5206\u6790\u7528\u4e8e\u6d4b\u91cf\u5e9f\u7269\u7684\u70ed\u5bfc\u7387\uff0c\u5373\u70ed\u91cf\u901a\u8fc7\u6750\u6599\u7684\u4f20\u9012\u901f\u7387\u3002\u8fd9\u5bf9\u4e8e\u8bbe\u8ba1\u9ad8\u6548\u7684\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u88c5\u7f6e\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p>\u70ed\u5bfc\u7387 (k) \u7684\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<\/p>\n<p>\n  <code>k = \\frac{Q}{A * \u0394T * t}<\/code>\n<\/p>\n<p><o1><\/p>\n<li>\u70ed\u91cf (Q)<\/li>\n<li>\u4f20\u5bfc\u9762\u79ef (A)<\/li>\n<li>\u6e29\u5ea6\u5dee (\u0394T)<\/li>\n<li>\u65f6\u95f4 (t)<\/li>\n<p><\/o1><\/p>\n<h2>\u5e94\u7528\u5b9e\u4f8b<\/h2>\n<p>\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u4e2d\u7684\u70ed\u5206\u6790\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u975e\u5e38\u5e7f\u6cdb\u3002\u4f8b\u5982\uff0c\u5783\u573e\u711a\u70e7\u5382\u901a\u8fc7\u4f18\u5316\u71c3\u70e7\u6e29\u5ea6\u548c\u7a7a\u6c14\u4f9b\u5e94\uff0c\u63d0\u9ad8\u80fd\u6e90\u6548\u7387\uff0c\u540c\u65f6\u51cf\u5c11\u6709\u5bb3\u6c14\u4f53\u7684\u6392\u653e\u3002<\/p>\n<ul>\n<li>\u5783\u573e\u711a\u70e7\u53d1\u7535<\/li>\n<li>\u751f\u7269\u8d28\u6c14\u5316<\/li>\n<li>\u5de5\u4e1a\u5e9f\u7269\u70ed\u89e3<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u5e94\u7528\u5b9e\u4f8b\u4e0d\u4ec5\u8bc1\u660e\u4e86\u70ed\u5206\u6790\u7684\u91cd\u8981\u6027\uff0c\u8fd8\u5c55\u793a\u4e86\u5176\u5728\u63a8\u52a8\u53ef\u6301\u7eed\u80fd\u6e90\u53d1\u5c55\u4e2d\u7684\u6f5c\u529b\u3002<\/p>\n<p>\u901a\u8fc7\u5168\u9762\u7684\u70ed\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f18\u5316\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u9ad8\u7684\u80fd\u6e90\u5229\u7528\u6548\u7387\u548c\u73af\u5883\u4fdd\u62a4\u76ee\u6807\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u8fc7\u7a0b\u7684\u70ed\u5206\u6790\uff1a\u4ecb\u7ecd\u5982\u4f55\u901a\u8fc7\u70ed\u5de5\u7a0b\u65b9\u6cd5\u5206\u6790\u5e9f\u7269\u80fd\u6e90\u8f6c\u5316\u6548\u7387\uff0c\u4f18\u5316\u5faa\u73af\u5229\u7528\uff0c\u63d0\u5347\u80fd\u6e90\u8d44\u6e90\u7684\u73af\u4fdd\u6548\u76ca\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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