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\n\u5728\u7f3a\u5c11\u7c98\u5ea6\u5b9e\u9a8c\u6570\u636e\u65f6\uff0c\u53ef\u6309\u7406\u8bba\u516c\u5f0f\u6216\u7ecf\u9a8c\u516c\u5f0f\u4f30\u7b97\u7c98\u5ea6\u3002\u5bf9\u4e8e\u538b\u529b\u4e0d\u592a\u9ad8\u7684\u6c14\u4f53\uff0c\u4f30\u7b97\u7ed3\u679c\u8f83\u51c6\uff1b\u5bf9\u4e8e\u6db2\u4f53\u5219\u8f83\u5dee\u3002\u5bf9\u975e\u5747\u76f8\u6d41\u4f53\uff08\u5982\u4f4e\u6d53\u5ea6\u60ac\u6d6e\u6db2\uff09\u7684\u7c98\u5ea6\uff0c\u53ef\u4ee5\u7528\u7231\u56e0\u65af\u5766\u516c\u5f0f\u4f30\u7b97\uff1a
\n\u5f0f\u4e2d\u03bcm\u4e3a\u60ac\u6d6e\u6db2\u7684\u7c98\u5ea6\uff1b\u03bc\u4e3a\u8fde\u7eed\u76f8\u6db2\u4f53\u7684\u7c98\u5ea6;\u03c6\u4e3a\u60ac\u6d6e\u6db2\u4e2d\u5206\u6563\u76f8\u7684\u4f53\u79ef\u5206\u6570\uff1b\u03bcd\u4e3a\u5206\u6563\u76f8\u7c98\u5ea6\u3002\u5f53\u5206\u6563\u76f8\u4e3a\u56fa\u4f53\u9897\u7c92\u65f6\uff0c\u03bcd\u2192\u221e\uff0c\uff1b\u5f53\u5206\u6563\u76f8\u4e3a\u6c14\u6ce1\u65f6\uff0c\u03bcd\u21920\uff0c\u03bcm=(1+\u03c6)\u03bc\u3002
\n\u7c98\u5ea6\u662f\u6d41\u4f53\u7c98\u6ede\u6027\u7684\u4e00\u79cd\u91cf\u5ea6\uff0c\u662f\u6d41\u4f53\u6d41\u52a8\u529b\u5bf9\u5176\u5185\u90e8\u6469\u64e6\u73b0\u8c61\u7684\u4e00\u79cd\u8868\u793a\u3002\u7c98\u5ea6\u5927\u8868\u73b0\u5185\u6469\u64e6\u529b\u5927\uff0c\u5206\u5b50\u91cf\u8d8a\u5927\uff0c\u78b3\u6c22\u7ed3\u5408\u8d8a\u591a\uff0c\u8fd9\u79cd\u529b\u91cf\u4e5f\u8d8a\u5927\u3002 \u7c98\u5ea6\u5bf9\u5404\u79cd\u6da6\u6ed1\u6cb9<\/a>\u3001\u8d28\u91cf\u9274\u522b\u548c\u786e\u5b9a\u7528\u9014\uff0c\u53ca\u5404\u79cd\u71c3\u6599\u7528\u6cb9\u7684\u71c3\u70e7\u6027\u80fd\u53ca\u7528\u5ea6\u7b49\u6709\u51b3\u5b9a\u610f\u4e49\u3002\u5728\u540c\u6837\u998f\u51fa\u6e29\u5ea6\u4e0b\uff0c\u4ee5\u70f7\u70c3\u4e3a\u4e3b\u8981\u7ec4\u4efd\u7684\u77f3\u6cb9\u4ea7\u54c1\u7c98\u5ea6\u4f4e\uff0c\u800c\u7c98\u6e29\u6027\u8f83\u597d\uff0c\u5373\u7c98\u5ea6\u6307\u6570\u8f83\u9ad8\uff0c\u4e5f\u5c31\u662f\u7c98\u5ea6\u968f\u6e29\u5ea6\u53d8\u5316\u800c\u6539\u53d8\u7684\u5e45\u5ea6\u8f83\u5c0f\uff1b\u542b\u73af\u70f7\u70c3\uff08\u6216\u82b3\u70c3\uff09\u7ec4\u4efd\u8f83\u591a\u7684\u6cb9\u54c1\u7c98\u5ea6\u8f83\u9ad8\uff0c\u5373\u7c98\u6e29\u6027\u8f83\u5dee\uff1b\u542b\u80f6\u8d28\u548c\u82b3\u70c3\u8f83\u591a\u6cb9\u54c1\u7c98\u5ea6\u6700\u9ad8\uff0c\u7c98\u6e29\u6027\u6700\u5dee\uff0c\u5373\u7c98\u5ea6\u6307\u6570\u6700\u4f4e\u3002 \u7c98\u5ea6\u5e38\u7528\u8fd0\u52a8\u7c98\u5ea6\u8868\u793a\uff0c\u5355\u4f4dmm2\/s\u3002\u91cd\u8d28\u71c3\u6599\u6cb9\u7c98\u5ea6\u5927\uff0c\u7ecf\u9884\u70ed\u4f7f\u8fd0\u52a8\u7c98\u5ea6\u8fbe\u523018~20mm2\/s\uff0840\u2103\uff09\uff0c\u6709\u5229\u4e8e\u55b7\u6cb9\u5634\u5747\u5300\u55b7\u6cb9\u3002
\n\u7f16\u8f91\u672c\u6bb5
\n\u5355\u4f4d\u6362\u7b97\u8868
\n\u52a8\u529b\u7c98\u5ea6\u5355\u4f4d\u6362\u7b97
\n1\u5398\u6cca(1cP)=1\u6beb\u5e15\u65af\u5361.\u79d2 (1mPa.s)
\n100\u5398\u6cca(100cP)=1\u6cca (1P)
\n1000\u6beb\u5e15\u65af\u5361.\u79d2 (1000mPa.s)=1\u5e15\u65af\u5361.\u79d2 (1Pa.s)
\n1000\u5fae \u5e15\u65af\u5361.\u79d2\uff081000\u03bc Pa.s\uff09=1\u6beb\u5e15\u65af\u5361.\u79d2 (1mPa.s)
\n\u52a8\u529b\u7c98\u5ea6\u4e0e\u8fd0\u52a8\u7c98\u5ea6\u7684\u6362\u7b97
\n\u03b7=\u03bd. \u03c1
\n\u5f0f\u4e2d\u03b7\uff0d\uff0d- \u8bd5\u6837\u52a8\u529b\u7c98\u5ea6(mPa.s)
\n\u03bd\uff0d\uff0d- \u8bd5\u6837\u8fd0\u52a8\u7c98\u5ea6(mm2\/s)
\n\u03c1\uff0d\uff0d- \u4e0e\u6d4b\u91cf\u8fd0\u52a8\u7c98\u5ea6\u76f8\u540c\u6e29\u5ea6\u4e0b\u8bd5\u6837\u7684\u5bc6\u5ea6(g\/cm3)
\n\u7f16\u8f91\u672c\u6bb5
\n\u6d4b\u5b9a
\n\u7c98\u5ea6\u6d4b\u5b9a\u6709\uff1a\u52a8\u529b\u7c98\u5ea6\u3001\u8fd0\u52a8\u7c98\u5ea6\u548c\u6761\u4ef6\u7c98\u5ea6\u4e09\u79cd\u6d4b\u5b9a\u65b9\u6cd5\u3002
\n(1)\u3001\u52a8\u529b\u7c98\u5ea6
\n\u03b7t\u662f\u4e8c\u6db2\u4f53\u5c42\u76f8\u8ddd1\u5398\u7c73\uff0c\u5176\u9762\u79ef\u5404\u4e3a1(\u5e73\u65b9\u5398\u7c73)\u76f8\u5bf9\u79fb\u52a8\u901f\u5ea6\u4e3a1\u5398\u7c73\/\u79d2\u65f6\u6240\u4ea7\u751f\u7684\u963b\u529b\uff0c\u5355\u4f4d\u4e3a\u514b\/\u5398\u7c73\u00b7\u79d2\u30021\u514b\/\u5398\u7c73\u00b7\u79d2=1\u6cca\u4e00\u822c\uff1a\u5de5\u4e1a\u4e0a\u52a8\u529b\u7c98\u5ea6\u5355\u4f4d\u7528\u6cca\u6765\u8868\u793a\u3002
\n(2)\u3001\u8fd0\u52a8\u7c98\u5ea6
\n\u5728\u6e29\u5ea6t\u2103\u65f6\uff0c\u8fd0\u52a8\u7c98\u5ea6\u7528\u7b26\u53f7\u03b3\u8868\u793a\uff0c\u5728\u56fd\u9645\u5355\u4f4d\u5236\u4e2d\uff0c\u8fd0\u52a8\u7c98\u5ea6\u5355\u4f4d\u4e3a\u65af\uff0c\u5373\u6bcf\u79d2\u5e73\u65b9\u7c73(m2\/s)\uff0c\u5b9e\u9645\u6d4b\u5b9a\u4e2d\u5e38\u7528\u5398\u65af\uff0c(cst)\u8868\u793a\u5398\u65af\u7684\u5355\u4f4d\u4e3a\u6bcf\u79d2\u5e73\u65b9\u6beb\u7c73(\u5373 1cst=1mm2\/s)\u3002\u8fd0\u52a8\u7c98\u5ea6\u5e7f\u6cdb\u7528\u4e8e\u6d4b\u5b9a\u55b7\u6c14\u71c3\u6599\u6cb9\u3001\u67f4\u6cb9\u3001\u6da6\u6ed1\u6cb9\u7b49\u6db2\u4f53\u77f3\u6cb9\u4ea7\u54c1\u6df1\u8272\u77f3\u6cb9\u4ea7\u54c1\u3001\u4f7f\u7528\u540e\u7684\u6da6\u6ed1\u6cb9\u3001\u539f\u6cb9\u7b49\u7684\u7c98\u5ea6\uff0c\u8fd0\u52a8\u7c98\u5ea6\u7684\u6d4b\u5b9a\u91c7\u7528\u9006\u6d41\u6cd5\u3002
\n(3)\u3001\u6761\u4ef6\u7c98\u5ea6
\n\u6307\u91c7\u7528\u4e0d\u540c\u7684\u7279\u5b9a\u7c98\u5ea6\u8ba1\u6240\u6d4b\u5f97\u7684\u4ee5\u6761\u4ef6\u5355\u4f4d\u8868\u793a\u7684\u7c98\u5ea6\uff0c\u5404\u56fd\u901a\u5e38\u7528\u7684\u6761\u4ef6\u7c98\u5ea6\u6709\u4ee5\u4e0b\u4e09\u79cd\uff1a
\n\u2460\u6069\u6c0f\u7c98\u5ea6\u53c8\u53eb\u601d\u683c\u52d2(Engler)\u7c98\u5ea6\u3002\u662f\u4e00\u5b9a\u91cf\u7684\u8bd5\u6837\uff0c\u5728\u89c4\u5b9a\u6e29\u5ea6(\u5982\uff1a50\u2103\u3001 80\u2103\u3001100\u2103)\u4e0b\uff0c\u4ece\u6069\u6c0f\u7c98\u5ea6\u8ba1\u6d41\u51fa200\u6beb\u5347\u8bd5\u6837\u6240\u9700\u7684\u65f6\u95f4\u4e0e\u84b8\u998f\u6c34\u572820\u2103\u6d41\u51fa\u76f8\u540c\u4f53\u79ef\u6240\u9700\u8981\u7684\u65f6\u95f4(\u79d2)\u4e4b\u6bd4\u3002\u6e29\u5ea6tº\u65f6\uff0c\u6069\u6c0f\u7c98\u5ea6\u7528\u7b26\u53f7Et\u8868\u793a\uff0c\u6069\u6c0f\u7c98\u5ea6\u7684\u5355\u4f4d\u4e3a\u6761\u4ef6\u5ea6\u3002
\n\u2461\u8d5b\u6c0f\u7c98\u5ea6\uff0c\u5373\u8d5b\u6ce2\u7279(sagbolt)\u7c98\u5ea6\u3002\u662f\u4e00\u5b9a\u91cf\u7684\u8bd5\u6837\uff0c\u5728\u89c4\u5b9a\u6e29\u5ea6(\u5982 100ºF\u3001F210ºF\u6216122ºF\u7b49)\u4e0b\u4ece\u8d5b\u6c0f\u7c98\u5ea6\u8ba1\u6d41\u51fa200\u6beb\u5347\u6240\u9700\u7684\u79d2\u6570\uff0c\u4ee5\u201c\u79d2\u201d\u5355\u4f4d\u3002\u8d5b\u6c0f\u7c98\u5ea6\u53c8\u5206\u4e3a\u8d5b\u6c0f\u901a\u7528\u7c98\u5ea6\u548c\u8d5b\u6c0f\u91cd\u6cb9\u7c98\u5ea6(\u6216\u8d5b\u6c0f\u5f17\u7f57(Furol)\u7c98\u5ea6)\u4e24\u79cd\u3002\u3000\u2462\u96f7\u6c0f\u7c98\u5ea6\u5373\u96f7\u5fb7\u4e4c\u5fb7(Redwood)\u7c98\u5ea6\u3002\u662f\u4e00\u5b9a\u91cf\u7684\u8bd5\u6837\uff0c\u5728\u89c4\u5b9a\u6e29\u5ea6\u4e0b\uff0c\u4ece\u96f7\u6c0f\u5ea6\u8ba1\u6d41\u51fa50\u6beb\u5347\u6240\u9700\u7684\u79d2\u6570\uff0c\u4ee5\u201c\u79d2\u201d\u4e3a\u5355\u4f4d\u3002\u96f7\u6c0f\u7c98\u5ea6\u53c8\u5206\u4e3a\u96f7\u6c0f1\u53f7(Rt\u8868\u793a)\u548c\u96f7\u6c0f2\u53f7(\u7528RAt\u8868\u793a)\u4e24\u79cd\u3002
\n\u4e0a\u8ff0\u4e09\u79cd\u6761\u4ef6\u7c98\u5ea6\u6d4b\u5b9a\u6cd5\uff0c\u5728\u6b27\u7f8e\u5404\u56fd\u5e38\u7528\uff0c\u6211\u56fd\u9664\u91c7\u7528\u6069\u6c0f\u7c98\u5ea6\u8ba1\u6d4b\u5b9a\u6df1\u8272\u6da6\u6ed1\u6cb9\u53ca\u6b8b\u6e23\u6cb9\u5916\uff0c\u5176\u4f59\u4e24\u79cd\u7c98\u5ea6\u8ba1\u5f88\u5c11\u4f7f\u7528\u3002\u4e09\u79cd\u6761\u4ef6\u7c98\u5ea6\u8868\u793a\u65b9\u6cd5\u548c\u5355\u4f4d\u5404\u4e0d\u76f8\u540c\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u53ef\u901a\u8fc7\u56fe\u8868\u8fdb\u884c\u6362\u7b97\u3002\u540c\u65f6\u6069\u6c0f\u7c98\u5ea6\u4e0e\u8fd0\u52a8\u7c98\u5ea6\u4e5f\u53ef\u6362\u7b97\uff0c\u8fd9\u6837\u5c31\u65b9\u4fbf\u7075\u6d3b\u5f97\u591a\u4e86\u3002
\n\u7c98\u5ea6\u7684\u6d4b\u5b9a\u6709\u8bb8\u591a\u65b9\u6cd5\uff0c\u5982\u8f6c\u6876\u6cd5\u3001\u843d\u7403\u6cd5\u3001\u963b\u5c3c\u632f\u52a8\u6cd5\u3001\u676f\u5f0f\u7c98\u5ea6\u8ba1\u6cd5\u3001\u6bdb\u7ec6\u7ba1\u6cd5\u7b49\u7b49\u3002\u5bf9\u4e8e\u7c98\u5ea6\u8f83\u5c0f\u7684\u6d41\u4f53\uff0c\u5982\u6c34\u3001\u4e59\u9187\u3001\u56db\u6c2f\u5316\u78b3\u7b49\uff0c\u5e38\u7528\u6bdb\u7ec6\u7ba1\u7c98\u5ea6\u8ba1\u6d4b\u91cf\uff1b\u800c\u5bf9\u7c98\u5ea6\u8f83\u5927\u6d41\u4f53\uff0c\u5982\u84d6\u9ebb\u6cb9\u3001\u53d8\u538b\u5668\u6cb9\u3001\u673a\u6cb9\u3001\u7518\u6cb9\u7b49\u900f\u660e\uff08\u6216\u534a\u900f\u660e\uff09\u6db2\u4f53\uff0c\u5e38\u7528\u843d\u7403\u6cd5\u6d4b\u5b9a\uff1b\u5bf9\u4e8e\u7c98\u5ea6\u4e3a0.1\uff5e100Pa?s\u8303\u56f4\u7684\u6db2\u4f53\uff0c\u4e5f\u53ef\u7528\u8f6c\u7b52\u6cd5\u8fdb\u884c\u6d4b\u5b9a\u3002<\/p>\n