{"id":95,"date":"2026-11-01T09:00:00","date_gmt":"2026-11-01T01:00:00","guid":{"rendered":"https:\/\/panovacuum.cn\/blog\/vacuum-furnace-structure-design\/"},"modified":"2026-11-05T16:29:33","modified_gmt":"2026-11-05T08:29:33","slug":"vacuum-furnace-structure-design","status":"publish","type":"post","link":"https:\/\/panovacuum.cn\/blog\/vacuum-furnace-structure-design\/","title":{"rendered":"\u771f\u7a7a\u7089\u4e0d\u662f\u300c\u62bd\u771f\u7a7a\u7684\u52a0\u70ed\u7f50\u300d\uff1a\u7ed3\u6784\u8bbe\u8ba1\u7684\u4e94\u4e2a\u51b3\u5b9a"},"content":{"rendered":"

\u771f\u7a7a\u7089\u7684\u7ed3\u6784\u8bbe\u8ba1\u6709\u6b63\u786e\u987a\u5e8f\uff1a\u5de5\u4ef6\u600e\u4e48\u8fdb\u3001\u70ed\u5f80\u54ea\u8d70\u3001\u58f3\u8981\u591a\u539a\u3001\u6cf5\u914d\u591a\u5927\u3001\u8054\u9501\u600e\u4e48\u9501\u3002\u987a\u5e8f\u9519\u4e86\uff0c\u88c5\u6599\u53e3\u4f1a\u5f00\u9519\u3001\u70ed\u533a\u585e\u4e0d\u8fdb\u3001\u58c1\u539a\u7b97\u4e09\u904d\u3002\u672c\u6587\u628a\u4e94\u4e2a\u51b3\u5b9a\u9010\u4e2a\u7b97\u4e00\u904d\u3002<\/p>\n

1. \u5de5\u51b5\uff1a10\u207b\u2074 ~ 10\u207b\u2076 Torr\uff0c\u6700\u96be\u7684\u5176\u5b9e\u662f\u5f00\u673a\u90a3\u4e00\u523b<\/h2>\n

\u51b6\u91d1\u771f\u7a7a\u7089\u5de5\u4f5c\u5728 10\u207b\u2074 ~ 10\u207b\u2076 Torr \u7684\u9ad8\u771f\u7a7a\u533a\u95f4\u3002\u4f46\u771f\u6b63\u8003\u9a8c\u8bbe\u8ba1\u7684\u662f\u521d\u59cb\u62bd\u6c14\uff1a\u4ece\u5927\u6c14\u62bd\u5230\u5de5\u827a\u538b\u529b\u8fd9\u4e00\u6bb5\u6c14\u4f53\u8d1f\u8377\u6700\u5927\u3001\u65f6\u95f4\u6700\u957f\uff0c\u6cf5\u4e0e\u7ba1\u8def\u90fd\u662f\u6309\u8fd9\u4e00\u6bb5\u914d\u7684\uff0c\u4e0d\u662f\u6309\u7a33\u6001\u914d\u7684\u3002<\/p>\n

2. \u51b7\u58c1\u8fd8\u662f\u70ed\u58c1<\/h2>\n

\u70ed\u58c1\u7089\u6574\u8154\u52a0\u70ed\u3001\u8154\u4f53\u672c\u8eab\u5c31\u662f\u52a0\u70ed\u5143\u4ef6\uff0c\u9664\u6c14\u597d\uff0c\u4f46\u5bc6\u5c01\u5fc5\u987b\u8010\u9ad8\u6e29\u3001\u8f66\u95f4\u6e29\u5ea6\u9ad8\u3002\u51b7\u58c1\u7089\u53cc\u5c42\u58c1\u3001\u73af\u5f62\u95f4\u9699\u901a\u6c34\uff0c\u57ab\u5708\u4e0d\u8d85\u6e29\uff0c\u4ee3\u4ef7\u662f\u8154\u4f53\u9664\u6c14\u5dee\u3001\u9700\u5ef6\u957f\u5439\u626b\u3002\u6ca1\u6709\u7edd\u5bf9\u4f18\u52a3\uff1a\u51b7\u58c1\u662f\u5de5\u7a0b\u9ed8\u8ba4\u89e3\uff0c\u56e0\u4e3a\u5bc6\u5c01\u4ef6\u6e29\u5ea6\u662f\u786c\u7ea6\u675f\uff0c\u9664\u6c14\u53ef\u4ee5\u9760\u5439\u626b\u548c\u62bd\u6c14\u65f6\u95f4\u8865\uff1b\u70ed\u58c1\u7528\u300c\u5bc6\u5c01\u8010\u6e29\u300d\u6362\u300c\u8154\u4f53\u9664\u6c14\u300d\uff0c\u53ea\u5728\u5c0f\u7089\u5b50\u4e0a\u5212\u7b97\u3002<\/p>\n

\"\u771f\u7a7a\u7089\u8154\u4f53\u5916\u58c1\u4e0e\u52a0\u5f3a\u7b4b\u5e03\u7f6e\uff0c\u5916\u538b\u5de5\u51b5\u4e0b\u6309\u52a0\u5f3a\u5708\u5206\u6bb5\u7684\u7b52\u4f53\u7ed3\u6784\"
\u5916\u538b\u7ed3\u6784\uff1a\u7b52\u4f53\u58c1\u539a\u3001\u52a0\u5f3a\u5708\u95f4\u8ddd\u4e0e\u7aef\u90e8\u6cd5\u5170\u521a\u5ea6\u4e00\u8d77\u51b3\u5b9a\u4f1a\u4e0d\u4f1a\u5931\u7a33\u3002<\/figcaption><\/figure>\n

3. \u70ed\u533a\u56db\u4ef6\u5957\u4e0e\u4f20\u70ed\u673a\u5236<\/h2>\n

\u70ed\u533a\u7531\u52a0\u70ed\u5143\u4ef6\u3001\u591a\u5c42\u8f90\u5c04\u5c4f\u3001\u652f\u6491\u7ed3\u6784\u3001\u6c34\u51b7\u5939\u5957\u7ec4\u6210\u300210\u207b\u2076 Torr \u4e0b\u6c14\u4f53\u5bf9\u6d41\u4f20\u70ed\u57fa\u672c\u6d88\u5931\uff0c\u53ea\u5269\u8f90\u5c04\u4e0e\u56fa\u4f53\u5bfc\u70ed\uff0c\u7528 Stefan-Boltzmann \u5b9a\u5f8b\u52a0\u53d1\u5c04\u7387\u3001\u89d2\u7cfb\u6570\uff08view factor\uff09\u9010\u5c42\u8fed\u4ee3\u7b97\u5c4f\u6570\u4e0e\u5e73\u8861\u6e29\u5ea6\uff0c\u70ed\u6e90\u662f I\u00b2R\u3002\u6240\u4ee5\u771f\u7a7a\u7089\u7684\u4fdd\u6e29\u4e0d\u662f\u5305\u4e00\u5c42\u68c9\uff0c\u800c\u662f\u4e00\u5c42\u5c42\u53e0\u91d1\u5c5e\u5c4f\uff0c\u5c42\u6570\u7531\u8ba1\u7b97\u5b9a\u3002<\/p>\n

4. \u52a0\u70ed\u5143\u4ef6\u6309\u6e29\u5ea6\u9009\uff0c\u4e0d\u6309\u4ef7\u683c\u9009<\/h2>\n

Kanthal \u2248900 \u2103\uff0c\u94bc \u22481400 \u2103\uff0c\u94a8\/\u94bd\u66f4\u9ad8\uff0c\u77f3\u58a8\u6700\u9ad8\u4f46\u53d7\u78b3\u6c61\u67d3\u9650\u5236\u3002\u7528\u9519\u4e00\u6863\uff0c\u5143\u4ef6\u5bff\u547d\u4ece\u51e0\u5343\u5c0f\u65f6\u6389\u5230\u51e0\u767e\u5c0f\u65f6\u3002\u8fd8\u6709\u4e00\u6761\u8e29\u8fc7\u5751\u624d\u77e5\u9053\uff1a\u5e26\u72b6\u5143\u4ef6\u5c16\u8fb9\u5728\u9ad8\u7535\u538b\u4e0b\u4f1a\u653e\u7535\uff0c\u5e94\u6539\u6210\u539a\u5b9e\u5706\u622a\u9762\u5143\u4ef6\u3002<\/p>\n

5. \u58f3\u8981\u591a\u539a\uff1a4 mm \u4e0d\u5408\u683c\u30015 mm \u624d\u8fc7\u5173<\/h2>\n

\u8154\u4f53\u5916\u9762\u625b\u4e00\u6574\u4e2a\u5927\u6c14\u538b\uff0c\u8bbe\u8ba1\u538b\u5dee\u53d6 1.3 atm \u2248 0.13 MPa\uff0c\u6c34\u51b7\u5939\u5957\u53e6\u52a0\u6c34\u7684\u9759\u538b\u3002\u5916\u538b\u7a33\u5b9a\u6309 ASME \u6821\u6838\uff1aPa = 4B\/[3(D\u2080\/t)]\uff0c\u5224\u636e Pa > Pd\u3002\u7b97\u4f8b\uff1a\u5185\u5f84 1000 mm\u3001\u58c1\u539a 5 mm \u65f6 D\u2080\/t = 202\u3001L\/D = 1.98\uff1b\u58c1\u539a 4 mm \u5f97 Pa = 0.074 MPa < 0.13\uff0c\u4e0d\u5408\u683c\uff1b\u52a0\u5230 5 mm \u5f97 0.15 MPa > 0.13\uff0c\u901a\u8fc7\u3002\u5dee 1 mm \u4ece\u4e0d\u884c\u5230\u884c\uff0c\u6240\u4ee5\u58c1\u539a\u5fc5\u987b\u7b97\uff0c\u4e0d\u80fd\u6309\u7ecf\u9a8c\u52a0\u539a\u3002<\/p>\n

6. \u6cf5\u914d\u591a\u5927\uff1a\u5148\u7b97\u6d41\u5bfc\u518d\u9009\u6cf5<\/h2>\n

\u6709\u6548\u62bd\u901f\u662f\u4e32\u8054\u963b\u6297\uff1a1\/S_eff = 1\/S_pump + 1\/C\u3002\u6d41\u5bfc C \u4e00\u5361\uff0c\u6cf5\u518d\u5927\u4e5f\u767d\u642d\u3002\u5178\u578b\u6cf5\u7ec4\u662f\u6269\u6563\u6cf5 + \u65cb\u7247\u6cf5 + \u7f57\u8328\u9f13\u98ce\u673a\u589e\u538b\uff0c\u540c\u4e00\u53f0\u65cb\u7247\u6cf5\u9760\u95f8\u9600\u5148\u540e\u627f\u62c5\u7c97\u62bd\u4e0e backing\uff0c\u53e6\u8bbe hogging pump \u4ece\u5927\u6c14\u62bd\u5230 10\u207b\u00b3 Torr\u3002\u62bd\u5411 10\u207b\u2076 Torr \u65f6\u5de5\u827a\u672a\u5f00\u3001\u8d1f\u8377\u5c0f\uff0c\u589e\u538b\u6cf5\u53ef\u65c1\u901a\u7701\u7535\u7701\u6c34\uff1b\u95f8\u9600\u56e0\u7535\u5bfc\u5927\u800c\u4f18\u5148\u9009\u7528\u3002<\/p>\n

7. \u5bc6\u5c01\uff1a\u53cc\u9053\u57ab\u5708\u4e2d\u95f4\u62bd\u7a7a<\/h2>\n

\u8981\u6c42\u9ad8\u7684\u7089\u4f53\u7528\u4e24\u9053\u57ab\u5708\uff0c\u4e2d\u95f4\u7528\u5c0f\u6cf5\u62bd\u7a7a\uff0c\u76f8\u5f53\u4e8e\u628a\u5355\u9053\u5bc6\u5c01\u7684\u6f0f\u7387\u518d\u538b\u4e00\u4e2a\u91cf\u7ea7\u3002\u8fd9\u662f\u591a\u82b1\u4e00\u9053\u5bc6\u5c01\u7684\u94b1\u3001\u6362\u4e00\u4e2a\u6570\u91cf\u7ea7\u6f0f\u7387\u7684\u5178\u578b\u505a\u6cd5\u3002<\/p>\n

8. \u8054\u9501\u56db\u6761\uff0c\u4e0e\u5f00\u7089\u6bd4\u5173\u7089\u5371\u9669<\/h2>\n

\u56db\u6761\u786c\u5e95\u7ebf\uff1a\u524d\u7ea7\u6cf5\u672a\u5f00\u4e0d\u5f97\u5f00\u5176\u4ed6\u6cf5\uff1b\u771f\u7a7a\u4e0d\u8db3\u4e0d\u5f97\u52a0\u70ed\uff1bH\u2082O \u5206\u538b\u672a\u964d\u4e0d\u5f97\u5f00\u5de5\u827a\uff1b\u95e8\u672a\u5173\u4e25\u4e0d\u5f97\u901a\u7535\u3002\u5f00\u7089\u524d\u5fc5\u987b\u5145\u5206\u51b7\u5374\u3001\u7f13\u6162\u653e\u6c14\uff0c\u7528\u7075\u654f \u0394P \u8868\u786e\u8ba4\u538b\u5dee\u5f52\u96f6\u518d\u5f00\u95e8\u2014\u2014\u5fae\u6b63\u538b\u5c31\u8db3\u4ee5\u628a\u95e8\u63a8\u5f00\u4f24\u4eba\u3002\u65e5\u5e38\u4e24\u4e2a\u6545\u969c\u6e90\uff1a\u6c34\uff0c\u58f3\u4f53\u4e00\u6f0f\u771f\u7a7a\u5373\u6bc1\uff0c\u7528 RGA \u76ef H\u2082O \u5cf0\uff1b\u6cc4\u6f0f\u68c0\u6d4b\u5fc5\u987b\u5728\u5de5\u827a\u672a\u5f00\u3001\u65e0\u8d1f\u8377\u65f6\u505a\u3002<\/p>\n

9. \u4e24\u6761\u7ed3\u6784\u5e38\u8bc6<\/h2>\n

\u88c5\u8f7d\u65b9\u5f0f\u5b9a\u7ed3\u6784\uff1a\u91cd\u4ef6\u5e95\u90e8\u88c5\u8f7d\u3001\u6709\u540a\u8f66\u53ef\u9876\u90e8\u88c5\u8f7d\u3001\u957f\u8f7b\u4ef6\u524d\u5f00\u95e8\uff1b\u77e9\u5f62\u8154\u5bb9\u79ef\u5927\u4f46\u62d0\u89d2\u5e94\u529b\u96c6\u4e2d\u6613\u6f0f\uff0c\u5706\u67f1\u8154\u66f4\u7a33\u3002\u5347\u6e29\u5fc5\u987b\u7a0b\u5e8f\u5316\uff1a\u5347\u5f97\u592a\u5feb\u4f1a\u9020\u6210\u5de8\u5927\u6e29\u5dee\u4e0e\u5f3a\u8f90\u5c04\uff0c\u70ed\u533a\u5148\u574f\u3002<\/p>\n

\u7ed3\u6784\u8bbe\u8ba1\u662f\u4e00\u4e32\u53d6\u820d\uff1a\u70ed\u4e0e\u5bc6\u5c01\u3001\u58c1\u539a\u4e0e\u6210\u672c\u3001\u7075\u6d3b\u6027\u4e0e\u5bc6\u5c01\u53ef\u9760\u6027\u3002\u6bcf\u4e00\u9879\u90fd\u80fd\u7b97\uff0c\u7b97\u5b8c\u518d\u5b9a\uff0c\u6bd4\u4e8b\u540e\u8fd4\u5de5\u4fbf\u5b9c\u3002\u5177\u4f53\u9879\u76ee\u4ecd\u987b\u6309\u56fe\u7eb8\u3001\u6750\u8d28\u4e0e\u5de5\u51b5\u5355\u72ec\u6821\u6838\u3002<\/p>\n

\u5e38\u89c1\u95ee\u9898<\/h2>\n

\u771f\u7a7a\u8154\u4f53\u6309\u591a\u5927\u538b\u529b\u8bbe\u8ba1\uff1f<\/h3>\n

\u6309 1.3 atm\uff08\u7ea6 0.13 MPa\uff09\u7684\u8bbe\u8ba1\u538b\u5dee\u6821\u6838\uff0c\u6c34\u51b7\u5939\u5957\u53e6\u52a0\u6c34\u7684\u9759\u538b\u3002<\/p>\n

\u58c1\u539a\u600e\u4e48\u5b9a\uff1f<\/h3>\n

\u6309 ASME \u5916\u538b\u5f0f Pa = 4B\/[3(D\u2080\/t)] \u8ba1\u7b97\uff0c\u5224\u636e Pa > Pd\u3002\u7b97\u4f8b\uff1a\u5185\u5f84 1000 mm \u65f6\uff0c4 mm \u58c1\u539a\u5f97 0.074 MPa \u4e0d\u5408\u683c\uff0c5 mm \u5f97 0.15 MPa \u901a\u8fc7\u3002<\/p>\n

\u51b7\u58c1\u7089\u548c\u70ed\u58c1\u7089\u600e\u4e48\u9009\uff1f<\/h3>\n

\u5bc6\u5c01\u4ef6\u6e29\u5ea6\u662f\u786c\u7ea6\u675f\u3001\u9664\u6c14\u53ef\u4ee5\u9760\u5439\u626b\u548c\u62bd\u6c14\u65f6\u95f4\u8865\uff0c\u6240\u4ee5\u51b7\u58c1\u662f\u5de5\u7a0b\u9ed8\u8ba4\u89e3\uff1b\u5c0f\u7089\u5b50\u4e14\u6d01\u51c0\u5ea6\u8981\u6c42\u9ad8\u65f6\uff0c\u70ed\u58c1\u7528\u300c\u5bc6\u5c01\u8010\u6e29\u300d\u6362\u300c\u8154\u4f53\u9664\u6c14\u300d\u624d\u5212\u7b97\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u771f\u7a7a\u7089\u7684\u7ed3\u6784\u8bbe\u8ba1\u6709\u6b63\u786e\u987a\u5e8f\uff1a\u5de5\u4ef6\u600e\u4e48\u8fdb\u3001\u70ed\u5f80\u54ea\u8d70\u3001\u58f3\u8981\u591a\u539a\u3001\u6cf5\u914d\u591a\u5927\u3001\u8054\u9501\u600e\u4e48\u9501\u3002\u987a\u5e8f\u9519\u4e86\uff0c\u88c5\u6599\u53e3\u4f1a\u5f00\u9519\u3001\u70ed\u533a\u585e\u4e0d\u8fdb\u3001\u58c1\u539a\u7b97\u4e09\u904d\u3002\u672c\u6587\u628a\u4e94\u4e2a\u51b3\u5b9a\u9010\u4e2a\u7b97\u4e00\u904d\u3002<\/p>\n","protected":false},"author":1,"featured_media":118,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[23,21,22],"class_list":["post-95","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-design-materials","tag-23","tag-21","tag-22"],"_links":{"self":[{"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/posts\/95","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/comments?post=95"}],"version-history":[{"count":3,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/posts\/95\/revisions"}],"predecessor-version":[{"id":150,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/posts\/95\/revisions\/150"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/media\/118"}],"wp:attachment":[{"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/media?parent=95"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/categories?post=95"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/panovacuum.cn\/blog\/wp-json\/wp\/v2\/tags?post=95"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}