{"id":733214,"date":"2024-09-10T08:32:08","date_gmt":"2024-09-10T07:32:08","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=733214"},"modified":"2024-09-10T08:32:08","modified_gmt":"2024-09-10T07:32:08","slug":"%e7%9b%b8%e5%8f%98%e6%9d%90%e6%96%99%e5%a2%99%e6%9d%bf%e7%9a%84%e7%83%ad%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/%e7%9b%b8%e5%8f%98%e6%9d%90%e6%96%99%e5%a2%99%e6%9d%bf%e7%9a%84%e7%83%ad%e6%80%a7%e8%83%bd%e5%88%86%e6%9e%90\/","title":{"rendered":"\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790"},"content":{"rendered":"<p class=\"sidekick\">\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790\uff1a\u7814\u7a76\u76f8\u53d8\u6750\u6599\u5728\u5899\u677f\u4e2d\u7684\u5e94\u7528\uff0c\u5982\u4f55\u63d0\u9ad8\u5efa\u7b51\u7684\u4fdd\u6e29\u6027\u80fd\uff0c\u8282\u7ea6\u80fd\u6e90\uff0c\u63d0\u5347\u5ba4\u5185\u73af\u5883\u8212\u9002\u5ea6\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790.png\" alt=\"\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790<\/h2>\n<p>\u76f8\u53d8\u6750\u6599\uff08Phase Change Materials, PCM\uff09\u5728\u5efa\u7b51\u4e2d\u7684\u5e94\u7528\u65e5\u76ca\u589e\u591a\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u5b83\u4eec\u7684\u51fa\u8272\u70ed\u6027\u80fd\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5efa\u7b51\u7269\u7684\u80fd\u6548\u3002\u672c\u6587\u5c06\u5bf9\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u8fdb\u884c\u5206\u6790\uff0c\u63a2\u8ba8\u5176\u5de5\u4f5c\u539f\u7406\u53ca\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n<h2>\u76f8\u53d8\u6750\u6599\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>\u76f8\u53d8\u6750\u6599\u662f\u4e00\u79cd\u80fd\u591f\u5728\u7279\u5b9a\u6e29\u5ea6\u8303\u56f4\u5185\u6539\u53d8\u5176\u7269\u6001\uff08\u5982\u4ece\u56fa\u6001\u5230\u6db2\u6001\u6216\u4ece\u6db2\u6001\u5230\u56fa\u6001\uff09\u7684\u6750\u6599\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u6750\u6599\u5438\u6536\u6216\u91ca\u653e\u5927\u91cf\u7684\u6f5c\u70ed\uff0c\u800c\u6e29\u5ea6\u51e0\u4e4e\u4fdd\u6301\u6052\u5b9a\u3002\u8fd9\u79cd\u72ec\u7279\u6027\u8d28\u4f7f\u5f97PCM\u975e\u5e38\u9002\u5408\u7528\u4e8e\u70ed\u80fd\u7ba1\u7406\u548c\u6e29\u5ea6\u8c03\u8282\u3002<\/p>\n<h2>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u7ed3\u6784<\/h2>\n<ul>\n<li>PCM\u6838\u5fc3\u5c42\uff1a\u542b\u6709\u76f8\u53d8\u6750\u6599\u7684\u4e3b\u8981\u90e8\u5206\u3002<\/li>\n<li>\u4fdd\u62a4\u5c42\uff1a\u5305\u88f9\u5728PCM\u6838\u5fc3\u5c42\u5916\uff0c\u9632\u6b62\u6750\u6599\u6cc4\u6f0f\u3002<\/li>\n<li>\u5bfc\u70ed\u5c42\uff1a\u63d0\u9ad8\u6574\u4f53\u70ed\u4f20\u5bfc\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u53c2\u6570<\/h2>\n<p>\u5728\u5206\u6790\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u65f6\uff0c\u901a\u5e38\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u53c2\u6570\uff1a<\/p>\n<ol>\n<li>\u6f5c\u70ed <em>(L)<\/em>\uff1a\u5355\u4f4d\u8d28\u91cf\u6750\u6599\u5728\u76f8\u53d8\u8fc7\u7a0b\u4e2d\u5438\u6536\u6216\u91ca\u653e\u7684\u70ed\u91cf\uff0c\u5355\u4f4d\u4e3aJ\/kg\u3002<\/li>\n<li>\u76f8\u53d8\u6e29\u5ea6\u8303\u56f4\uff1aPCM\u4ece\u56fa\u6001\u5230\u6db2\u6001\u6216\u4ece\u6db2\u6001\u5230\u56fa\u6001\u7684\u6e29\u5ea6\u533a\u95f4\u3002<\/li>\n<li>\u5bfc\u70ed\u7cfb\u6570 <em>(k)<\/em>\uff1a\u8868\u793a\u6750\u6599\u4f20\u5bfc\u70ed\u91cf\u80fd\u529b\u7684\u53c2\u6570\uff0c\u5355\u4f4d\u4e3aW\/(m\u00b7K)\u3002<\/li>\n<li>\u6bd4\u70ed\u5bb9 <em>(c<sub>p<\/sub>)<\/em>\uff1a\u5355\u4f4d\u8d28\u91cf\u6750\u6599\u5347\u9ad81\u6444\u6c0f\u5ea6\u6240\u9700\u7684\u70ed\u91cf\uff0c\u5355\u4f4d\u4e3aJ\/(kg\u00b7K)\u3002<\/li>\n<\/ol>\n<h2>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u6a21\u578b<\/h2>\n<p>\u4e3a\u4e86\u66f4\u597d\u5730\u91cf\u5316\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\uff0c\u5e38\u7528\u4e0d\u540c\u7684\u6570\u5b66\u6a21\u578b\u3002\u4ee5\u4e0b\u662f\u7b80\u5355\u7684\u70ed\u6027\u80fd\u65b9\u7a0b\uff1a<\/p>\n<p><strong>\u80fd\u91cf\u5e73\u8861\u65b9\u7a0b\uff1a<\/strong><\/p>\n<p>\\( Q = m \\cdot c_p \\cdot \\Delta T + m \\cdot L \\)<\/p>\n<p>\u5176\u4e2d\uff0c<em>Q<\/em>\u662f\u70ed\u91cf\uff0c<em>m<\/em>\u662f\u6750\u6599\u8d28\u91cf\uff0c<em>c<sub>p<\/sub><\/em>\u662f\u6bd4\u70ed\u5bb9\uff0c<em>\\(\\Delta T\\)<\/em>\u662f\u6e29\u5ea6\u53d8\u5316\uff0c<em>L<\/em>\u662f\u6f5c\u70ed\u3002<\/p>\n<h2>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u5b9e\u9645\u5e94\u7528<\/h2>\n<p>\u65cb\u8f6c\u76f8\u53d8\u6750\u6599\u5899\u677f\u4e3b\u8981\u5e94\u7528\u4e8e\u4ee5\u4e0b\u573a\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u5efa\u7b51\u4fdd\u6e29\uff1a<\/strong>\u76f8\u53d8\u6750\u6599\u53ef\u901a\u8fc7\u5728\u767d\u5929\u5438\u6536\u5e76\u50a8\u5b58\u70ed\u91cf\uff0c\u7136\u540e\u5728\u665a\u4e0a\u91ca\u653e\u70ed\u91cf\uff0c\u4fdd\u6301\u5ba4\u6e29\u7a33\u5b9a\u3002<\/li>\n<li><strong>\u51b7\u94fe\u8fd0\u8f93\uff1a<\/strong>\u5728\u51b7\u85cf\u8fd0\u8f93\u73af\u5883\u4e2d\u5e94\u7528\u76f8\u53d8\u6750\u6599\uff0c\u53ef\u4ee5\u51cf\u5c11\u80fd\u6e90\u635f\u8017\uff0c\u4fdd\u6301\u8fd0\u8f93\u8fc7\u7a0b\u4e2d\u7684\u7a33\u5b9a\u6e29\u5ea6\u3002<\/li>\n<li><strong>\u6e29\u5ba4\u519c\u4e1a\uff1a<\/strong>\u4f7f\u7528\u76f8\u53d8\u6750\u6599\u5982\u5899\u677f\u53ef\u4ee5\u8c03\u8282\u6e29\u5ba4\u5185\u90e8\u7684\u6e29\u5ea6\uff0c\u4fdd\u8bc1\u4f5c\u7269\u7684\u6700\u4f73\u751f\u957f\u73af\u5883\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7531\u4e8e\u5176\u72ec\u7279\u7684\u70ed\u6027\u80fd\uff0c\u6210\u4e3a\u73b0\u4ee3\u5efa\u7b51\u548c\u5de5\u7a0b\u9886\u57df\u4e2d\u7684\u91cd\u8981\u6750\u6599\u3002\u901a\u8fc7\u8be6\u7ec6\u5206\u6790\u5176\u70ed\u6027\u80fd\u53c2\u6570\u548c\u5e94\u7528\u573a\u666f\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u5229\u7528\u8fd9\u4e9b\u6750\u6599\u6765\u63d0\u9ad8\u80fd\u6e90\u6548\u7387\u548c\u73af\u5883\u8212\u9002\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76f8\u53d8\u6750\u6599\u5899\u677f\u7684\u70ed\u6027\u80fd\u5206\u6790\uff1a\u7814\u7a76\u76f8\u53d8\u6750\u6599\u5728\u5899\u677f\u4e2d\u7684\u5e94\u7528\uff0c\u5982\u4f55\u63d0\u9ad8\u5efa\u7b51\u7684\u4fdd\u6e29\u6027\u80fd\uff0c\u8282\u7ea6\u80fd\u6e90\uff0c\u63d0\u5347\u5ba4\u5185\u73af\u5883\u8212\u9002\u5ea6\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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