{"id":736765,"date":"2024-11-03T00:42:24","date_gmt":"2024-11-02T23:42:24","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=736765"},"modified":"2024-11-03T00:42:24","modified_gmt":"2024-11-02T23:42:24","slug":"pvc%e6%b3%a1%e6%b2%ab-%e9%9a%94%e7%83%ad%e4%b8%8e%e8%bd%bb%e8%b4%a8%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/zh-hans\/pvc%e6%b3%a1%e6%b2%ab-%e9%9a%94%e7%83%ad%e4%b8%8e%e8%bd%bb%e8%b4%a8%e7%bb%93%e6%9e%84\/","title":{"rendered":"PVC\u6ce1\u6cab | \u9694\u70ed\u4e0e\u8f7b\u8d28\u7ed3\u6784"},"content":{"rendered":"<p class=\"sidekick\">PVC\u6ce1\u6cab\u5728\u70ed\u5de5\u7a0b\u4e2d\u7684\u5e94\u7528\uff1a\u9694\u70ed\u53ca\u8f7b\u8d28\u6750\u6599\u3002\u4e86\u89e3PVC\u6ce1\u6cab\u7684\u9694\u70ed\u6027\u80fd\u4e0e\u7ed3\u6784\u8f7b\u4fbf\u6027\uff0c\u5982\u4f55\u5728\u5efa\u7b51\u548c\u5de5\u4e1a\u9886\u57df\u4e2d\u6709\u6548\u5e94\u7528\u3002<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/PVC\u6ce1\u6cab_\u9694\u70ed\u4e0e\u8f7b\u8d28\u7ed3\u6784.png\" alt=\"PVC\u6ce1\u6cab | \u9694\u70ed\u4e0e\u8f7b\u8d28\u7ed3\u6784\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>PVC\u6ce1\u6cab | \u9694\u70ed\u4e0e\u8f7b\u8d28\u7ed3\u6784<\/h2>\n<p>PVC\uff08\u805a\u6c2f\u4e59\u70ef\uff09\u6ce1\u6cab\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5efa\u7b51\u3001\u5de5\u4e1a\u548c\u65e5\u5e38\u751f\u6d3b\u4e2d\u7684\u6750\u6599\u3002\u5b83\u4ee5\u5176\u4f18\u5f02\u7684\u9694\u70ed\u6027\u80fd\u548c\u8f7b\u8d28\u7ed3\u6784\uff0c\u6210\u4e3a\u5404\u79cd\u5e94\u7528\u7684\u7406\u60f3\u9009\u62e9\u3002\u672c\u6587\u5c06\u4ecb\u7ecdPVC\u6ce1\u6cab\u5728\u9694\u70ed\u548c\u8f7b\u8d28\u7ed3\u6784\u65b9\u9762\u7684\u7279\u6027\u53ca\u5e94\u7528\u3002<\/p>\n<h2>\u4ec0\u4e48\u662fPVC\u6ce1\u6cab\uff1f<\/h2>\n<p>PVC\u6ce1\u6cab\u662f\u901a\u8fc7\u5c06\u6c14\u6ce1\u6216\u6c14\u5b54\u5f15\u5165PVC\u5851\u6599\u4e2d\u5f62\u6210\u7684\u4e00\u79cd\u6ce1\u6cab\u6750\u6599\u3002\u5b83\u5177\u6709\u5bc6\u5ea6\u4f4e\u3001\u91cd\u91cf\u8f7b\u3001\u5f3a\u5ea6\u9ad8\u548c\u5316\u5b66\u7a33\u5b9a\u6027\u4f18\u826f\u7b49\u7279\u6027\u3002\u8fd9\u79cd\u6750\u6599\u5e38\u7528\u4e8e\u5efa\u7b51\u4fdd\u6e29\u3001\u8239\u8236\u5236\u9020\u548c\u5305\u88c5\u7b49\u9886\u57df\u3002<\/p>\n<h2>PVC\u6ce1\u6cab\u7684\u9694\u70ed\u7279\u6027<\/h2>\n<p>PVC\u6ce1\u6cab\u662f\u4e00\u79cd\u51fa\u8272\u7684\u9694\u70ed\u6750\u6599\uff0c\u5176\u4fdd\u6e29\u6027\u80fd\u4e3b\u8981\u53d6\u51b3\u4e8e\u5176\u5185\u90e8\u7ed3\u6784\u548c\u6750\u6599\u7279\u6027\u3002\u4ee5\u4e0b\u662fPVC\u6ce1\u6cab\u5728\u9694\u70ed\u65b9\u9762\u7684\u4e00\u4e9b\u5173\u952e\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u4f4e\u70ed\u5bfc\u7387\uff1a<\/strong>PVC\u6ce1\u6cab\u7684\u70ed\u5bfc\u7387\u4f4e\uff0c\u4f7f\u5176\u80fd\u591f\u6709\u6548\u963b\u6b62\u70ed\u91cf\u901a\u8fc7\u3002\u70ed\u5bfc\u7387\u901a\u5e38\u7528\u5355\u4f4d\u9762\u79ef\u7684\u70ed\u6d41\u6765\u8868\u793a\uff0c\u516c\u5f0f\u4e3a\uff1a<br \/>\n    \\( q = -k \\cdot \\frac{dT}{dx} \\)<br \/>\n    \u5176\u4e2d\uff0cq\u4e3a\u70ed\u6d41\u91cf\uff0ck\u4e3a\u70ed\u5bfc\u7387\uff0cdT\u4e3a\u6e29\u5dee\uff0cdx\u4e3a\u8ddd\u79bb\u3002<\/li>\n<li><strong>\u5c01\u95ed\u6c14\u5b54\u7ed3\u6784\uff1a<\/strong>PVC\u6ce1\u6cab\u5185\u90e8\u542b\u6709\u5927\u91cf\u5c01\u95ed\u7684\u6c14\u5b54\uff0c\u8fd9\u4e9b\u6c14\u5b54\u5f62\u6210\u4e86\u975e\u5e38\u597d\u7684\u9694\u70ed\u5c4f\u969c\u3002\u7a7a\u6c14\u672c\u8eab\u662f\u826f\u597d\u7684\u9694\u70ed\u4f53\uff0c\u56e0\u6b64\u5c01\u95ed\u6c14\u5b54\u80fd\u591f\u663e\u8457\u589e\u5f3a\u6750\u6599\u7684\u9694\u70ed\u6027\u80fd\u3002<\/li>\n<li><strong>\u9632\u6f6e\u6027\u597d\uff1a<\/strong>\u56e0\u5176\u5316\u5b66\u6027\u8d28\u7a33\u5b9a\uff0cPVC\u6ce1\u6cab\u4e0d\u4f1a\u56e0\u4e3a\u6e7f\u6c14\u800c\u6539\u53d8\u5176\u9694\u70ed\u6027\u80fd\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u6f6e\u6e7f\u73af\u5883\u4e2d\u4e5f\u80fd\u4fdd\u6301\u4f18\u5f02\u7684\u9694\u70ed\u6548\u679c\u3002<\/li>\n<\/ul>\n<h2>PVC\u6ce1\u6cab\u7684\u8f7b\u8d28\u7ed3\u6784<\/h2>\n<p>PVC\u6ce1\u6cab\u7684\u8f7b\u8d28\u7ed3\u6784\u4f7f\u5176\u5728\u8bb8\u591a\u5e94\u7528\u4e2d\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u7279\u522b\u662f\u5728\u9700\u8981\u51cf\u8f7b\u91cd\u91cf\u7684\u573a\u5408\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u952e\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u5f3a\u5ea6\u91cd\u91cf\u6bd4\uff1a<\/strong>PVC\u6ce1\u6cab\u6750\u6599\u867d\u7136\u5bc6\u5ea6\u4f4e\uff0c\u4f46\u5177\u6709\u76f8\u5bf9\u9ad8\u7684\u5f3a\u5ea6\u3002\u8fd9\u610f\u5473\u7740\u5b83\u80fd\u5728\u4e0d\u589e\u52a0\u91cd\u91cf\u7684\u60c5\u51b5\u4e0b\u63d0\u4f9b\u8db3\u591f\u7684\u7ed3\u6784\u652f\u6301\u3002<\/li>\n<li><strong>\u52a0\u5de5\u65b9\u4fbf\uff1a<\/strong>\u7531\u4e8e\u5176\u8f7b\u8d28\u6027\uff0cPVC\u6ce1\u6cab\u6613\u4e8e\u5207\u5272\u548c\u6210\u578b\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u65bd\u5de5\u548c\u5236\u9020\u8fc7\u7a0b\u4e2d\u66f4\u52a0\u4fbf\u6377\u3002<\/li>\n<li><strong>\u8fd0\u8f93\u6210\u672c\u4f4e\uff1a<\/strong>\u7531\u4e8e\u5176\u91cd\u91cf\u8f7b\uff0c\u4f7f\u7528PVC\u6ce1\u6cab\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u8fd0\u8f93\u6210\u672c\uff0c\u7279\u522b\u662f\u5728\u5927\u89c4\u6a21\u5e94\u7528\u4e2d\u3002<\/li>\n<\/ul>\n<h2>PVC\u6ce1\u6cab\u7684\u5e94\u7528<\/h2>\n<p>\u57fa\u4e8e\u5176\u4f18\u5f02\u7684\u9694\u70ed\u6027\u80fd\u548c\u8f7b\u8d28\u7ed3\u6784\uff0cPVC\u6ce1\u6cab\u5728\u591a\u4e2a\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u5efa\u7b51\u4fdd\u6e29\u6750\u6599\uff1a<\/strong>\u7528\u4e8e\u5899\u4f53\u3001\u5c4b\u9876\u548c\u5730\u677f\u7684\u4fdd\u6e29\uff0c\u80fd\u591f\u663e\u8457\u51cf\u5c11\u80fd\u8017\u3002<\/li>\n<li><strong>\u8239\u8236\u548c\u6c7d\u8f66\u5236\u9020\uff1a<\/strong>\u7528\u4e8e\u5236\u4f5c\u8239\u4f53\u548c\u8f66\u4f53\u90e8\u4ef6\uff0c\u51cf\u8f7b\u6574\u4f53\u91cd\u91cf\uff0c\u63d0\u9ad8\u71c3\u6cb9\u6548\u7387\u3002<\/li>\n<li><strong>\u5305\u88c5\u6750\u6599\uff1a<\/strong>\u7528\u4e8e\u9632\u9707\u3001\u9632\u6454\u5305\u88c5\uff0c\u4fdd\u969c\u4ea7\u54c1\u5728\u8fd0\u8f93\u8fc7\u7a0b\u4e2d\u7684\u5b89\u5168\u3002<\/li>\n<\/ul>\n<p>\u603b\u7684\u6765\u8bf4\uff0cPVC\u6ce1\u6cab\u4ee5\u5176\u5353\u8d8a\u7684\u9694\u70ed\u6027\u80fd\u548c\u8f7b\u8d28\u7ed3\u6784\uff0c\u6210\u4e3a\u73b0\u4ee3\u5de5\u7a0b\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u6750\u6599\u4e4b\u4e00\u3002\u65e0\u8bba\u662f\u5728\u5efa\u7b51\u8282\u80fd\uff0c\u8fd8\u662f\u5728\u4ea4\u901a\u5de5\u5177\u7684\u8f7b\u91cf\u5316\u8bbe\u8ba1\u4e2d\uff0cPVC\u6ce1\u6cab\u90fd\u53d1\u6325\u7740\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PVC\u6ce1\u6cab\u5728\u70ed\u5de5\u7a0b\u4e2d\u7684\u5e94\u7528\uff1a\u9694\u70ed\u53ca\u8f7b\u8d28\u6750\u6599\u3002\u4e86\u89e3PVC\u6ce1\u6cab\u7684\u9694\u70ed\u6027\u80fd\u4e0e\u7ed3\u6784\u8f7b\u4fbf\u6027\uff0c\u5982\u4f55\u5728\u5efa\u7b51\u548c\u5de5\u4e1a\u9886\u57df\u4e2d\u6709\u6548\u5e94\u7528\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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