{"id":377,"date":"2026-07-30T11:26:49","date_gmt":"2026-07-30T03:26:49","guid":{"rendered":"https:\/\/numsimlab.com\/?p=377"},"modified":"2026-07-30T11:26:49","modified_gmt":"2026-07-30T03:26:49","slug":"abaqus-%e6%8e%a5%e8%a7%a6%e9%9d%9e%e7%ba%bf%e6%80%a7%e6%94%b6%e6%95%9b%e5%9b%b0%e9%9a%be%ef%bc%9f%e8%b5%84%e6%b7%b1%e4%bb%bf%e7%9c%9f%e5%b7%a5%e7%a8%8b%e5%b8%88%e7%9a%84-7-%e6%ad%a5%e8%b0%83%e8%af%95","status":"publish","type":"post","link":"https:\/\/numsimlab.com\/?p=377","title":{"rendered":"Abaqus \u63a5\u89e6\u975e\u7ebf\u6027\u6536\u655b\u56f0\u96be\uff1f\u8d44\u6df1\u4eff\u771f\u5de5\u7a0b\u5e08\u7684 7 \u6b65\u8c03\u8bd5\u6e05\u5355"},"content":{"rendered":"<p>\u505a\u8fc7 Abaqus \u975e\u7ebf\u6027\u5206\u6790\u7684\u4eba\uff0c\u5927\u6982\u90fd\u7ecf\u5386\u8fc7\u8fd9\u6837\u7684\u573a\u666f\uff1a\u6a21\u578b\u4e00\u63d0\u4ea4\uff0cmsg \u6587\u4ef6\u91cc&#8221;severe discontinuity iterations&#8221;\u5237\u4e86\u6ee1\u5c4f\uff0c\u589e\u91cf\u6b65\u4ece 1e-5 \u5207\u5230 1e-12\uff0c\u6700\u7ec8\u62a5\u4e00\u4e2a&#8221;Too many attempts made for this increment&#8221;\u7136\u540e\u7ec8\u6b62\u3002\u5341\u6b21\u6709\u516b\u6b21\uff0c\u95ee\u9898\u51fa\u5728\u63a5\u89e6\u4e0a\u3002<\/p>\n<p>\u63a5\u89e6\u975e\u7ebf\u6027\u662f\u6709\u9650\u5143\u5206\u6790\u4e2d\u516c\u8ba4\u7684&#8221;\u6536\u655b\u6740\u624b&#8221;\u3002\u5b83\u540c\u65f6\u5f15\u5165\u51e0\u4f55\u975e\u7ebf\u6027\uff08\u5927\u6ed1\u79fb\uff09\u3001\u72b6\u6001\u975e\u7ebf\u6027\uff08\u5f00\/\u95ed\/\u6ed1\u52a8\u5207\u6362\uff09\u548c\u6750\u6599\u975e\u7ebf\u6027\uff08\u6469\u64e6\uff09\uff0c\u4e09\u8005\u8026\u5408\u4f7f\u5f97 Newton-Raphson \u8fed\u4ee3\u7684\u6536\u655b\u57df\u6781\u7a84\u3002\u672c\u6587\u57fa\u4e8e Abaqus \u5b98\u65b9\u5e2e\u52a9\u6587\u6863\u548c\u7ecf\u5178\u63a5\u89e6\u529b\u5b66\u6587\u732e\uff0c\u7cfb\u7edf\u68b3\u7406\u63a5\u89e6\u6536\u655b\u56f0\u96be\u7684\u6839\u6e90\u4e0e\u5bf9\u7b56\uff0c\u7ed9\u51fa\u4e00\u4efd\u53ef\u76f4\u63a5\u5bf9\u7167\u6267\u884c\u7684\u8c03\u8bd5\u6e05\u5355\u3002<\/p>\n<h2>\u4e00\u3001\u4e3a\u4ec0\u4e48\u63a5\u89e6\u95ee\u9898\u8fd9\u4e48\u96be\u6536\u655b\uff1f<\/h2>\n<p>\u4ece\u6570\u5b66\u89d2\u5ea6\u770b\uff0c\u63a5\u89e6\u7ea6\u675f\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u4e0d\u7b49\u5f0f\u7ea6\u675f\u95ee\u9898\u3002Serpa \u548c Iguti\uff082000\uff09\u5728 <em>Journal of the Brazilian Society of Mechanical Sciences<\/em> \u4e2d\u6307\u51fa\uff0c\u5e26\u6469\u64e6\u7684\u63a5\u89e6\u95ee\u9898\u53ef\u5efa\u6a21\u4e3a\u6761\u4ef6\u7ea6\u675f\u6700\u5c0f\u5316\u95ee\u9898\uff0c\u5176 KKT\uff08Karush-Kuhn-Tucker\uff09\u6761\u4ef6\u5728\u6bcf\u6b21\u8fed\u4ee3\u4e2d\u90fd\u53ef\u80fd\u6539\u53d8\u6d3b\u8dc3\u7ea6\u675f\u96c6\u2014\u2014\u8fd9\u6b63\u662f Newton-Raphson \u65b9\u6cd5\u6536\u655b\u56f0\u96be\u7684\u6570\u5b66\u6839\u6e90\u3002<\/p>\n<p>\u5177\u4f53\u5230 Abaqus \u6c42\u89e3\u8fc7\u7a0b\uff0c\u6536\u655b\u56f0\u96be\u901a\u5e38\u8868\u73b0\u4e3a\u4ee5\u4e0b\u51e0\u7c7b\uff1a<\/p>\n<ul>\n<li><strong>\u521d\u59cb\u6761\u4ef6\u89e3\u6790\u5931\u8d25<\/strong>\uff1a\u610f\u5916\u7684\u521d\u59cb\u8fc7\u76c8\u6216\u5f00\u8ddd\u5bfc\u81f4\u7b2c\u4e00\u6b65\u5c31\u51fa\u73b0\u5de8\u5927\u7a7f\u900f\u529b\u6216\u521a\u4f53\u8fd0\u52a8\u3002<\/li>\n<li><strong>\u521a\u4f53\u8fd0\u52a8<\/strong>\uff1a\u63a5\u89e6\u5c1a\u672a\u5efa\u7acb\u65f6\uff0c\u90e8\u4ef6\u7f3a\u5c11\u8db3\u591f\u7ea6\u675f\uff0c\u521a\u5ea6\u77e9\u9635\u5947\u5f02\u3002<\/li>\n<li><strong>\u72b6\u6001\u7a81\u53d8<\/strong>\uff1a\u63a5\u89e6\u72b6\u6001\u5728&#8221;\u5f00\u2192\u95ed&#8221;\u6216&#8221;\u7c98\u2192\u6ed1&#8221;\u4e4b\u95f4\u9891\u7e41\u5207\u6362\uff0c\u5f15\u53d1\u4e25\u91cd\u4e0d\u8fde\u7eed\u8fed\u4ee3\u3002<\/li>\n<li><strong>\u75c5\u6001\u7ebf\u6027\u7cfb\u7edf<\/strong>\uff1a\u7f5a\u521a\u5ea6\u8fc7\u5927\u6216\u7ea6\u675f\u8026\u5408\u5bfc\u81f4\u978d\u70b9\u7cfb\u7edf\u6761\u4ef6\u6570\u6076\u5316\uff0c\u7ebf\u6027\u6c42\u89e3\u5668\u6536\u655b\u7f13\u6162\uff08\u53c2\u89c1\u5317\u4eac\u7406\u5de5\u5927\u5b66\u5b66\u62a5 2024 \u5e74\u5173\u4e8e\u63a5\u89e6\u95ee\u9898\u978d\u70b9\u7cfb\u7edf\u9884\u5904\u7406\u7684\u7814\u7a76\uff09\u3002<\/li>\n<\/ul>\n<p>\u738b\u6c34\u6797\u3001\u9093\u5efa\u8f89\u3001\u845b\u4fee\u6da6\uff081998\uff09\u5728\u300a\u5ca9\u571f\u5de5\u7a0b\u5b66\u62a5\u300b\u4e2d\u901a\u8fc7\u575d\u57fa\u63a5\u89e6\u5206\u6790\u5b9e\u4f8b\u8bf4\u660e\uff0c\u8282\u70b9\u5bf9\u7684\u63a5\u89e6\u72b6\u6001\u5224\u5b9a\uff08\u5f00\/\u95ed\/\u6ed1\u52a8\uff09\u662f\u975e\u7ebf\u6027\u8fed\u4ee3\u4e0d\u6536\u655b\u7684\u76f4\u63a5\u8bf1\u56e0\u3002\u8fd9\u4e00\u7ed3\u8bba\u5728\u4e8c\u5341\u591a\u5e74\u540e\u7684\u5de5\u7a0b\u5b9e\u8df5\u4e2d\u4f9d\u7136\u6210\u7acb\u3002<\/p>\n<h2>\u4e8c\u3001\u5b98\u65b9\u6587\u6863\u600e\u4e48\u8bf4\uff1a\u56db\u5927\u7c7b\u56f0\u96be\u4e0e\u5bf9\u7b56<\/h2>\n<p>Abaqus \u5e2e\u52a9\u6587\u6863\u5728&#8221;Common difficulties in contact modeling&#8221;\uff08\u6587\u6863\u8def\u5f84\uff1aSIMACAEITNRefMap\/simaitn-c-contacttrouble.htm\uff09\u4e2d\uff0c\u5c06\u63a5\u89e6\u5efa\u6a21\u56f0\u96be\u5f52\u7eb3\u4e3a\u56db\u5927\u7c7b\u3002\u4e0b\u9762\u9010\u4e00\u89e3\u8bfb\u5e76\u7ed9\u51fa\u5b9e\u64cd\u5efa\u8bae\u3002<\/p>\n<h3>2.1 \u521d\u59cb\u63a5\u89e6\u6761\u4ef6\u96be\u4ee5\u89e3\u6790<\/h3>\n<p>\u5e2e\u52a9\u6587\u6863\u660e\u786e\u6307\u51fa\uff1a\u610f\u5916\u7684\u521d\u59cb\u5f00\u8ddd\uff08openings\uff09\u6216\u8fc7\u76c8\uff08overclosures\uff09\u4f1a\u5bfc\u81f4\u51e0\u4f55\u89e3\u91ca\u9519\u8bef\u3001\u6a21\u578b\u610f\u5916\u8fd0\u52a8\u3001\u5206\u6790\u4e0d\u6536\u655b\u3002\u5bf9\u4e8e\u901a\u7528\u63a5\u89e6\uff08general contact\uff09\uff0cAbaqus \u4f1a\u81ea\u52a8\u8c03\u6574\u5c0f\u7684\u521d\u59cb\u8fc7\u76c8\u4ee5\u6d88\u9664\u7a7f\u900f\uff1b\u4f46\u5bf9\u4e8e\u63a5\u89e6\u5bf9\uff08contact pair\uff09\uff0c\u521d\u59cb\u8fc7\u76c8\u4f1a\u88ab\u89e3\u91ca\u4e3a\u8fc7\u76c8\u914d\u5408\uff08interference fit\uff09\u5e76\u636e\u6b64\u6c42\u89e3\u2014\u2014\u8fd9\u53ef\u80fd\u5b8c\u5168\u4e0d\u662f\u4f60\u60f3\u8981\u7684\u7269\u7406\u884c\u4e3a\u3002<\/p>\n<figure>\n<img decoding=\"async\" src=\"https:\/\/numsimlab.com\/wp-content\/uploads\/2026\/07\/contact-initial-overclosure.png\" alt=\"\u5efa\u6a21\u8bef\u5dee\u5bfc\u81f4\u7684\u610f\u5916\u521d\u59cb\u8fc7\u76c8\u793a\u4f8b\"><figcaption>\u56fe\u7247\u6765\u6e90\uff1aAbaqus\u5e2e\u52a9\u6587\u6863\uff08simaitn-c-contacttrouble.htm, Figure 1\uff09\u2014\u2014\u5efa\u6a21\u8bef\u5dee\u5bfc\u81f4\u7684\u610f\u5916\u521d\u59cb\u8fc7\u76c8<\/figcaption><\/figure>\n<p><strong>\u5bf9\u7b56<\/strong>\uff1a\u4f7f\u7528\u63a5\u89e6\u521d\u59cb\u5316\uff08Contact Initialization\uff09\u8c03\u6574\u4ece\u9762\u4f4d\u7f6e\uff0c\u8ba9\u672c\u5e94\u63a5\u89e6\u7684\u4ece\u8282\u70b9\u5728\u521d\u59cb\u72b6\u6001\u5373\u8d34\u5408\u4e14\u65e0\u7a7f\u900f\u3002\u5173\u952e\u5173\u952e\u5b57\u4e3a <code>*CONTACT INITIALIZATION DATA<\/code>\u3002\u5bf9\u4e8e\u5c0f\u6ed1\u79fb\u63a5\u89e6\u5bf9\uff0c\u53ef\u901a\u8fc7 <code>*CONTACT PAIR, HCRIT<\/code> \u7cbe\u786e\u63a7\u5236\u4e34\u754c\u8fc7\u76c8\u503c\uff0c\u8d85\u8fc7\u8be5\u503c\u7684\u7a7f\u900f\u5c06\u5728\u7b2c\u4e00\u4e2a\u589e\u91cf\u6b65\u5185\u88ab\u5e73\u6ed1\u6d88\u9664\u3002<\/p>\n<h3>2.2 \u521a\u4f53\u8fd0\u52a8<\/h3>\n<p>\u5f53\u63a5\u89e6\u5c1a\u672a\u5efa\u7acb\uff08\u4f8b\u5982\u4e24\u4e2a\u90e8\u4ef6\u4e4b\u95f4\u5b58\u5728\u5fae\u5c0f\u95f4\u9699\uff09\uff0c\u90e8\u4ef6\u5728\u6cd5\u5411\u548c\u5207\u5411\u90fd\u53ef\u80fd\u7f3a\u5c11\u7ea6\u675f\uff0c\u4ea7\u751f\u521a\u4f53\u4f4d\u79fb\u3002\u6b64\u65f6\u521a\u5ea6\u77e9\u9635\u5947\u5f02\uff0cNewton-Raphson \u8fed\u4ee3\u65e0\u6cd5\u6536\u655b\u3002<\/p>\n<p><strong>\u5bf9\u7b56<\/strong>\uff1a<\/p>\n<ul>\n<li>\u65bd\u52a0\u5408\u7406\u7684\u4e34\u65f6\u8fb9\u754c\u6761\u4ef6\uff0c\u5728\u63a5\u89e6\u5efa\u7acb\u524d\u7ea6\u675f\u521a\u4f53\u81ea\u7531\u5ea6\uff1b<\/li>\n<li>\u4f7f\u7528\u81ea\u52a8\u7a33\u5b9a\uff08Automatic Stabilization\uff09\uff0c\u5f15\u5165\u5fae\u91cf\u963b\u5c3c\u529b\u6291\u5236\u521a\u4f53\u8fd0\u52a8\uff1b<\/li>\n<li>\u8c03\u6574\u6a21\u578b\u4f7f\u521d\u59cb\u5373\u6709\u63a5\u89e6\u7ea6\u675f\u5b58\u5728\u3002<\/li>\n<\/ul>\n<p>\u81ea\u52a8\u7a33\u5b9a\u5728\u5e2e\u52a9\u6587\u6863&#8221;Adjusting contact controls&#8221;\uff08SIMACAEITNRefMap\/simaitn-c-contactcontrolsstd.htm\uff09\u4e2d\u6709\u8be6\u7ec6\u8bf4\u660e\uff0c\u53ef\u8c03\u8282\u7a33\u5b9a\u963b\u5c3c\u7cfb\u6570\u3001\u589e\u91cf\u6b65\u5185\u7a33\u5b9a\u5f00\u5173\u3001\u7a33\u5b9a\u9012\u51cf\u56e0\u5b50\uff08ramp-down factor\uff09\u548c\u963b\u5c3c\u8303\u56f4\u3002\u6ce8\u610f\uff1a\u7a33\u5b9a\u529b\u662f\u4eba\u4e3a\u5f15\u5165\u7684\uff0c\u7ed3\u679c\u4e2d\u5e94\u68c0\u67e5 ALLSD\uff08\u7a33\u5b9a\u8017\u6563\u80fd\uff09\u5360 ALLIE\uff08\u5185\u80fd\uff09\u7684\u6bd4\u4f8b\uff0c\u4e00\u822c\u4e0d\u8d85\u8fc7 2%~5%\u3002<\/p>\n<h3>2.3 \u8868\u9762\u5b9a\u4e49\u4e0d\u826f<\/h3>\n<p>\u5e2e\u52a9\u6587\u6863\u5217\u4e3e\u4e86\u591a\u79cd\u8868\u9762\u5b9a\u4e49\u95ee\u9898\uff1a\u4e3b\u9762\u91cd\u590d\u8282\u70b9\uff08duplicate nodes\uff09\u3001\u4e3b\u9762\u672a\u6269\u5c55\uff08perimeter \u95ee\u9898\uff09\u3001\u4ece\u9762\u7f51\u683c\u8fc7\u7c97\u3001\u4e8c\u9636\u5355\u5143\u9762\u7528\u4e8e\u70b9\u63a5\u89e6\u7b49\u3002\u8fd9\u4e9b\u95ee\u9898\u4f1a\u5bfc\u81f4\u63a5\u89e6\u538b\u529b\u632f\u8361\u3001\u7a7f\u900f\u91cf\u5f02\u5e38\u3001\u6536\u655b\u6027\u6025\u5267\u4e0b\u964d\u3002<\/p>\n<figure>\n<img decoding=\"async\" src=\"https:\/\/numsimlab.com\/wp-content\/uploads\/2026\/07\/contact-master-extend.png\" alt=\"\u4e3b\u9762\u6269\u5c55\u793a\u4f8b\"><figcaption>\u56fe\u7247\u6765\u6e90\uff1aAbaqus\u5e2e\u52a9\u6587\u6863\uff08simaitn-c-contacttrouble.htm, Figure 3\uff09\u2014\u2014\u4e3b\u9762\u9002\u5f53\u6269\u5c55\u53ef\u907f\u514d\u4ece\u9762\u8282\u70b9\u5728\u8fb9\u7f18\u5904\u5931\u53bb\u63a5\u89e6\u7ea6\u675f<\/figcaption><\/figure>\n<figure>\n<img decoding=\"async\" src=\"https:\/\/numsimlab.com\/wp-content\/uploads\/2026\/07\/contact-coarse-mesh.png\" alt=\"\u4ece\u9762\u7f51\u683c\u8fc7\u7c97\u5bfc\u81f4\u4e3b\u9762\u7a7f\u900f\"><figcaption>\u56fe\u7247\u6765\u6e90\uff1aAbaqus\u5e2e\u52a9\u6587\u6863\uff08simaitn-c-contacttrouble.htm, Figure 4\uff09\u2014\u2014\u4ece\u9762\u7f51\u683c\u8fc7\u7c97\u65f6\uff0c\u4e3b\u9762\u53ef\u7a7f\u900f\u4ece\u9762\u5355\u5143\u4e4b\u95f4<\/figcaption><\/figure>\n<p><strong>\u5bf9\u7b56<\/strong>\uff1a<\/p>\n<ul>\n<li>\u4e3b\u9762\u5e94\u9002\u5f53\u6269\u5c55\uff0c\u8986\u76d6\u4ece\u9762\u53ef\u80fd\u7684\u6ed1\u79fb\u8303\u56f4\uff1b<\/li>\n<li>\u907f\u514d\u7279\u5f81\u8fb9\/\u89d2\u4f5c\u4e3a\u4e3b\u9762\u9876\u70b9\uff1b<\/li>\n<li>\u4ece\u9762\u7f51\u683c\u5e94\u6bd4\u4e3b\u9762\u66f4\u7ec6\uff1b<\/li>\n<li>\u4f7f\u7528\u4e8c\u9636\u5355\u5143\u65f6\uff0c\u4f18\u5148\u9009\u62e9 surface-to-surface \u79bb\u6563\u65b9\u6cd5\u4ee5\u51cf\u5c11\u538b\u529b\u632f\u8361\u3002<\/li>\n<\/ul>\n<h3>2.4 \u8fc7\u5ea6\u8fed\u4ee3<\/h3>\n<p>\u5f53\u4e25\u91cd\u4e0d\u8fde\u7eed\u8fed\u4ee3\uff08severe discontinuity iterations\uff09\u8fc7\u591a\u65f6\uff0cAbaqus \u4f1a\u53cd\u590d\u5207\u5272\u589e\u91cf\u6b65\uff0c\u5bfc\u81f4\u5206\u6790\u6781\u5176\u7f13\u6162\u751a\u81f3\u7ec8\u6b62\u3002\u5e2e\u52a9\u6587\u6863\u5efa\u8bae\u901a\u8fc7\u8c03\u6574\u63a5\u89e6\u63a7\u5236\u3001\u57fa\u4e8e\u7a7f\u900f\u8ddd\u79bb\u63a7\u5236\u589e\u91cf\u6b65\u957f\uff08HCRIT\uff09\u3001\u5c06\u5f31\u786e\u5b9a\u63a5\u89e6\u8f6c\u4e3a\u66f4\u7a33\u5b9a\u5f62\u5f0f\u6765\u89e3\u51b3\u3002<\/p>\n<h2>\u4e09\u3001\u63a5\u89e6\u516c\u5f0f\u9009\u62e9\uff1a\u5f71\u54cd\u6536\u655b\u7684\u6838\u5fc3\u51b3\u7b56<\/h2>\n<p>\u5e2e\u52a9\u6587\u6863&#8221;Contact pair formulation&#8221;\uff08SIMACAEITNRefMap\/simaitn-c-contactpairform.htm\uff09\u8be6\u7ec6\u5217\u51fa\u4e86\u5f71\u54cd\u6536\u655b\u7684\u516c\u5f0f\u9009\u62e9\u7ef4\u5ea6\uff1a<\/p>\n<table border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\">\n<tr style=\"background:#f0f0f0;\">\n<th>\u9009\u62e9\u7ef4\u5ea6<\/th>\n<th>\u9009\u9879<\/th>\n<th>\u5bf9\u6536\u655b\u7684\u5f71\u54cd<\/th>\n<\/tr>\n<tr>\n<td>\u79bb\u6563\u65b9\u6cd5<\/td>\n<td>node-to-surface \/ surface-to-surface<\/td>\n<td>surface-to-surface \u66f4\u5149\u6ed1\u3001\u538b\u529b\u632f\u8361\u5c0f\uff0c\u4e8c\u9636\u9762\u5f3a\u70c8\u63a8\u8350<\/td>\n<\/tr>\n<tr>\n<td>\u8ddf\u8e2a\u65b9\u6cd5<\/td>\n<td>finite-sliding \/ small-sliding<\/td>\n<td>small-sliding \u6210\u672c\u4f4e\u4f46\u4ec5\u9650\u5c0f\u6ed1\u79fb\uff1bfinite-sliding \u901a\u7528\u4f46\u975e\u7ebf\u6027\u66f4\u5f3a<\/td>\n<\/tr>\n<tr>\n<td>\u7ea6\u675f\u5f3a\u5236<\/td>\n<td>penalty \/ augmented Lagrangian \/ pure Lagrange<\/td>\n<td>\u7f5a\u521a\u5ea6\u592a\u5c0f\u2192\u7a7f\u900f\u5927\uff1b\u592a\u5927\u2192\u75c5\u6001\u96be\u6536\u655b\uff1b\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u517c\u987e\u4e24\u8005<\/td>\n<\/tr>\n<tr>\n<td>\u4e3b\u4ece\u9762\u89d2\u8272<\/td>\n<td>main \/ secondary<\/td>\n<td>\u4e3b\u9762\u5e94\u66f4\u521a\u3001\u7f51\u683c\u66f4\u7c97\uff1b\u4ece\u9762\u66f4\u67d4\u3001\u7f51\u683c\u66f4\u7ec6<\/td>\n<\/tr>\n<\/table>\n<p>\u4ece\u7406\u8bba\u4e0a\u770b\uff0c\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u6cd5\uff08Augmented Lagrangian Method\uff09\u7ed3\u5408\u4e86\u7f5a\u51fd\u6570\u6cd5\u7684\u6570\u503c\u7a33\u5b9a\u6027\u548c\u62c9\u683c\u6717\u65e5\u4e58\u5b50\u6cd5\u7684\u7cbe\u786e\u7ea6\u675f\u6ee1\u8db3\u3002Serpa \u548c Iguti\uff082000\uff09\u7cfb\u7edf\u63a8\u5bfc\u4e86\u8be5\u65b9\u6cd5\u5728\u6469\u64e6\u63a5\u89e6\u4e2d\u7684\u8fed\u4ee3\u683c\u5f0f\uff0c\u8bc1\u660e\u5176\u5728\u5408\u7406\u7f5a\u53c2\u6570\u9009\u53d6\u4e0b\u5177\u6709\u8d85\u7ebf\u6027\u6536\u655b\u6027\u3002\u5728 Abaqus \u4e2d\uff0c\u9ed8\u8ba4\u7684\u7ea6\u675f\u5f3a\u5236\u65b9\u6cd5\u5373\u4e3a\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u6cd5\uff0c\u7528\u6237\u53ef\u901a\u8fc7 <code>*CONTACT CONTROLS<\/code> \u8c03\u6574\u7f5a\u521a\u5ea6\u7f29\u653e\u56e0\u5b50\u548c\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u5faa\u73af\u6b21\u6570\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u5e38\u88ab\u5ffd\u89c6\u7684\u8bbe\u7f6e\u662f\uff1a\u6709\u9650\u6ed1\u79fb node-to-surface \u516c\u5f0f\u5b58\u5728\u975e\u5bf9\u79f0\u9879\uff08unsymmetric terms\uff09\u3002\u5e2e\u52a9\u6587\u6863\u660e\u786e\u5efa\u8bae\uff0c\u5f53\u4f7f\u7528\u6b64\u516c\u5f0f\u65f6\uff0c\u5fc5\u8981\u65f6\u5e94\u6253\u5f00\u975e\u5bf9\u79f0\u6c42\u89e3\u5668\uff08<code>*STEP, UNSYMM=YES<\/code>\uff09\uff0c\u5426\u5219 Newton-Raphson \u8fed\u4ee3\u7684\u4e8c\u6b21\u6536\u655b\u6027\u5c06\u4e27\u5931\u3002<\/p>\n<h2>\u56db\u3001\u5b9e\u6218\u8c03\u8bd5\u6e05\u5355\uff1a7 \u6b65\u5b9a\u4f4d\u6536\u655b\u95ee\u9898<\/h2>\n<p>\u57fa\u4e8e\u591a\u5e74\u5de5\u7a0b\u5b9e\u8df5\uff0c\u6211\u603b\u7ed3\u4e86\u4e00\u5957\u7cfb\u7edf\u5316\u7684\u8c03\u8bd5\u6d41\u7a0b\u3002\u6309\u987a\u5e8f\u6392\u67e5\uff0c\u7edd\u5927\u591a\u6570\u63a5\u89e6\u6536\u655b\u95ee\u9898\u90fd\u80fd\u5728\u524d 4 \u6b65\u5185\u89e3\u51b3\u3002<\/p>\n<figure>\n<img decoding=\"async\" src=\"https:\/\/numsimlab.com\/wp-content\/uploads\/2026\/07\/contact-convergence-flowchart.png\" alt=\"Abaqus\u63a5\u89e6\u975e\u7ebf\u6027\u6536\u655b\u8c03\u8bd5\u6d41\u7a0b\u56fe\"><figcaption>\u56fe\uff1a\u63a5\u89e6\u975e\u7ebf\u6027\u6536\u655b 7 \u6b65\u8c03\u8bd5\u6d41\u7a0b\uff08\u4f5c\u8005\u7ed8\u5236\uff09<\/figcaption><\/figure>\n<h3>Step 1\uff1a\u68c0\u67e5\u521d\u59cb\u63a5\u89e6\u72b6\u6001<\/h3>\n<p>\u6253\u5f00 .dat \u6587\u4ef6\uff0c\u641c\u7d22&#8221;overclosure&#8221;\u548c&#8221;adjust&#8221;\u5173\u952e\u5b57\u3002\u5982\u679c\u5b58\u5728\u5927\u91cf\u521d\u59cb\u8fc7\u76c8\u8c03\u6574\uff0c\u8bf4\u660e\u51e0\u4f55\u5efa\u6a21\u5b58\u5728\u8bef\u5dee\u3002\u4f7f\u7528 <code>*CONTACT INITIALIZATION DATA<\/code> \u6216 <code>HCRIT<\/code> \u53c2\u6570\u6d88\u9664\u610f\u5916\u7a7f\u900f\u3002<\/p>\n<h3>Step 2\uff1a\u6d88\u9664\u521a\u4f53\u8fd0\u52a8<\/h3>\n<p>\u68c0\u67e5\u6a21\u578b\u5728\u63a5\u89e6\u5efa\u7acb\u524d\u662f\u5426\u6709\u672a\u7ea6\u675f\u7684\u81ea\u7531\u5ea6\u3002\u5bf9\u4e8e\u88c5\u914d\u4f53\u5206\u6790\uff0c\u7b2c\u4e00\u6b65\u5f80\u5f80\u9700\u8981\u4e34\u65f6\u7ea6\u675f\u3002\u5982\u679c\u7269\u7406\u4e0a\u786e\u5b9e\u5b58\u5728\u81ea\u7531\u4f53\uff08\u5982\u843d\u4f53\u51b2\u51fb\uff09\uff0c\u4f7f\u7528\u81ea\u52a8\u7a33\u5b9a\uff1a<\/p>\n<pre><code>*CONTACT CONTROLS, STABILIZE=ALLSD\n0.0002, , , 0.99<\/code><\/pre>\n<p>\u5176\u4e2d 0.0002 \u4e3a\u963b\u5c3c\u56e0\u5b50\uff0c0.99 \u4e3a\u9012\u51cf\u56e0\u5b50\uff08\u5728\u589e\u91cf\u6b65\u7ed3\u675f\u65f6\u5c06\u7a33\u5b9a\u529b\u8870\u51cf\u5230 1%\uff09\u3002<\/p>\n<h3>Step 3\uff1a\u68c0\u67e5\u7f51\u683c\u8d28\u91cf<\/h3>\n<p>\u786e\u8ba4\u4e3b\u9762\u5df2\u6269\u5c55\u3001\u65e0\u91cd\u590d\u8282\u70b9\uff1b\u4ece\u9762\u7f51\u683c\u6bd4\u4e3b\u9762\u7ec6\u3002\u5bf9\u4e8e\u66f2\u7387\u5927\u7684\u63a5\u89e6\u533a\u57df\uff0c\u5c40\u90e8\u52a0\u5bc6\u4ece\u9762\u7f51\u683c\u3002\u68c0\u67e5\u662f\u5426\u5b58\u5728\u6781\u5c0f\u5355\u5143\u6216\u7578\u53d8\u5355\u5143\u3002<\/p>\n<h3>Step 4\uff1a\u5207\u6362\u79bb\u6563\u65b9\u6cd5<\/h3>\n<p>\u5982\u679c\u5f53\u524d\u4f7f\u7528 node-to-surface \u4e14\u51fa\u73b0\u538b\u529b\u632f\u8361\uff0c\u5207\u6362\u4e3a surface-to-surface\uff1a<\/p>\n<pre><code>*CONTACT PAIR, INTERACTION=Int-1, TYPE=SURFACE TO SURFACE<\/code><\/pre>\n<p>\u5bf9\u4e8e\u4e8c\u9636\u5355\u5143\uff08C3D20\u3001C3D10 \u7b49\uff09\uff0c\u8fd9\u4e00\u6b65\u51e0\u4e4e\u662f\u5fc5\u9009\u9879\u3002<\/p>\n<h3>Step 5\uff1a\u8c03\u6574\u7ea6\u675f\u5f3a\u5236\u53c2\u6570<\/h3>\n<p>\u5982\u679c\u7a7f\u900f\u91cf\u8fc7\u5927\uff0c\u9002\u5f53\u589e\u5927\u7f5a\u521a\u5ea6\uff1b\u5982\u679c\u8fed\u4ee3\u632f\u8361\uff0c\u8003\u8651\u964d\u4f4e\u7f5a\u521a\u5ea6\u6216\u589e\u52a0\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u5faa\u73af\u6b21\u6570\uff1a<\/p>\n<pre><code>*CONTACT CONTROLS\n, , , , , , , , , , 2.0, , , , , , , , , , , , , , , , , ,\n*CONTACT CONTROLS, SECONDARY=Surf-S, MAIN=Surf-M\n, , , , , , , , , , 0.5<\/code><\/pre>\n<p>\u7b2c\u4e00\u4e2a\u5757\u8c03\u6574\u5168\u6a21\u578b\u7f5a\u521a\u5ea6\u7f29\u653e\u4e3a 2.0 \u500d\uff1b\u7b2c\u4e8c\u4e2a\u5757\u9488\u5bf9\u7279\u5b9a\u63a5\u89e6\u5bf9\u5c06\u7f29\u653e\u964d\u4e3a 0.5 \u500d\uff08\u8986\u76d6\u5168\u6a21\u578b\u8bbe\u7f6e\uff09\u3002<\/p>\n<h3>Step 6\uff1a\u8bbe\u7f6e\u63a5\u89e6\u63a7\u5236\u6e21\u8fc7\u56f0\u96be\u9636\u6bb5<\/h3>\n<p>\u5bf9\u4e8e\u4ec5\u5728\u521d\u59cb\u9636\u6bb5\u56f0\u96be\u7684\u6a21\u578b\uff0c\u53ef\u4ee5\u5728\u7b2c\u4e00\u4e2a\u5206\u6790\u6b65\u4f7f\u7528\u5bbd\u677e\u7684\u63a5\u89e6\u63a7\u5236\uff0c\u540e\u7eed\u5206\u6790\u6b65\u6062\u590d\u9ed8\u8ba4\uff1a<\/p>\n<pre><code>*CONTACT CONTROLS, RESET<\/code><\/pre>\n<p>\u5e2e\u52a9\u6587\u6863\u6307\u51fa\uff0c\u63a5\u89e6\u63a7\u5236\u53ef\u6309\u5206\u6790\u6b65\uff08step-by-step\uff09\u65bd\u52a0\uff0c\u4fdd\u6301\u751f\u6548\u76f4\u5230\u88ab\u4fee\u6539\u6216\u91cd\u7f6e\u3002\u5355\u4e2a\u63a5\u89e6\u5bf9\u7684\u63a7\u5236\u4f1a\u8986\u76d6\u6574\u6a21\u578b\u63a7\u5236\u3002<\/p>\n<h3>Step 7\uff1a\u63a7\u5236\u589e\u91cf\u6b65\u7b56\u7565<\/h3>\n<p>\u8bbe\u7f6e\u5408\u7406\u7684\u521d\u59cb\u589e\u91cf\u6b65\u548c\u6700\u5c0f\u589e\u91cf\u6b65\u3002\u5bf9\u4e8e\u63a5\u89e6\u95ee\u9898\uff0c\u521d\u59cb\u589e\u91cf\u4e0d\u5b9c\u8fc7\u5927\uff08\u5efa\u8bae 0.01~0.1\uff09\uff0c\u8ba9\u6c42\u89e3\u5668\u6709\u8db3\u591f\u7a7a\u95f4\u63a2\u6d4b\u63a5\u89e6\u72b6\u6001\uff1a<\/p>\n<pre><code>*STEP, INC=1000\n*STATIC\n0.01, 1.0, 1e-8, 0.1<\/code><\/pre>\n<p>\u542b\u4e49\uff1a\u521d\u59cb\u589e\u91cf 0.01\uff0c\u603b\u65f6\u95f4 1.0\uff0c\u6700\u5c0f\u589e\u91cf 1e-8\uff0c\u6700\u5927\u589e\u91cf 0.1\u3002<\/p>\n<h2>\u4e94\u3001\u7ed3\u679c\u9a8c\u8bc1\uff1a\u5982\u4f55\u5224\u65ad\u7ed3\u679c\u5408\u7406<\/h2>\n<p>\u6536\u655b\u4e0d\u7b49\u4e8e\u6b63\u786e\u3002\u8c03\u8bd5\u5b8c\u6210\u540e\uff0c\u52a1\u5fc5\u68c0\u67e5\u4ee5\u4e0b\u6307\u6807\uff1a<\/p>\n<ul>\n<li><strong>\u7a7f\u900f\u91cf<\/strong>\uff1a\u5728 Visualization \u6a21\u5757\u4e2d\u663e\u793a\u63a5\u89e6\u7a7f\u900f\uff08CPRESS + COPEN\uff09\uff0c\u7a7f\u900f\u91cf\u5e94\u8fdc\u5c0f\u4e8e\u63a5\u89e6\u533a\u57df\u7279\u5f81\u5c3a\u5bf8\u7684 1%\u3002<\/li>\n<li><strong>\u63a5\u89e6\u538b\u529b\u5206\u5e03<\/strong>\uff1a\u5e94\u5149\u6ed1\u8fde\u7eed\uff0c\u65e0\u952f\u9f7f\u72b6\u632f\u8361\u3002\u5982\u51fa\u73b0\u632f\u8361\uff0c\u8003\u8651\u5207\u6362 surface-to-surface \u6216\u7ec6\u5316\u7f51\u683c\u3002<\/li>\n<li><strong>\u7a33\u5b9a\u8017\u6563\u80fd<\/strong>\uff1aALLSD\/ALLIE &lt; 2%~5%\u3002\u5982\u679c\u6bd4\u4f8b\u8fc7\u9ad8\uff0c\u8bf4\u660e\u6a21\u578b\u672c\u8eab\u5b58\u5728\u7ea6\u675f\u4e0d\u8db3\u7684\u95ee\u9898\uff0c\u7a33\u5b9a\u529b\u63a9\u76d6\u4e86\u771f\u5b9e\u7684\u521a\u4f53\u8fd0\u52a8\u3002<\/li>\n<li><strong>\u53cd\u529b\u5e73\u8861<\/strong>\uff1a\u68c0\u67e5\u652f\u53cd\u529b\u4e0e\u5916\u8f7d\u8377\u662f\u5426\u5e73\u8861\uff08\u8bef\u5dee &lt; 1%\uff09\u3002<\/li>\n<li><strong>\u589e\u91cf\u6b65\u5386\u53f2<\/strong>\uff1a\u5728 .sta \u6587\u4ef6\u4e2d\u67e5\u770b\u589e\u91cf\u6b65\u5207\u5272\u6b21\u6570\u3002\u5982\u679c\u5927\u91cf\u589e\u91cf\u6b65\u88ab\u5207\u5272\u5230\u6781\u5c0f\u503c\uff0c\u8bf4\u660e\u6a21\u578b\u4ecd\u6709\u6536\u655b\u56f0\u96be\uff0c\u53ea\u662f\u88ab&#8221;\u5f3a\u884c\u7b97\u8fc7\u53bb\u4e86&#8221;\u3002<\/li>\n<\/ul>\n<h2>\u516d\u3001\u603b\u7ed3\u4e0e\u5ef6\u4f38<\/h2>\n<p>\u63a5\u89e6\u975e\u7ebf\u6027\u6536\u655b\u95ee\u9898\u7684\u8c03\u8bd5\uff0c\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a&#8221;\u4ece\u51e0\u4f55\u5230\u516c\u5f0f\u5230\u6c42\u89e3\u5668&#8221;\u7684\u9010\u5c42\u6392\u67e5\u8fc7\u7a0b\u3002\u672c\u6587\u7684 7 \u6b65\u6e05\u5355\u8986\u76d6\u4e86\u7edd\u5927\u591a\u6570\u5de5\u7a0b\u573a\u666f\uff1a<\/p>\n<ol>\n<li>\u521d\u59cb\u63a5\u89e6\u72b6\u6001 \u2192 2. \u521a\u4f53\u8fd0\u52a8 \u2192 3. \u7f51\u683c\u8d28\u91cf \u2192 4. \u79bb\u6563\u65b9\u6cd5 \u2192 5. \u7ea6\u675f\u5f3a\u5236 \u2192 6. \u63a5\u89e6\u63a7\u5236 \u2192 7. \u589e\u91cf\u6b65\u7b56\u7565<\/li>\n<\/ol>\n<p>\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u60c5\u51b5\uff08\u5982\u81ea\u63a5\u89e6\u3001\u591a\u4f53\u63a5\u89e6\u3001\u70ed-\u529b\u8026\u5408\u63a5\u89e6\uff09\uff0c\u5efa\u8bae\u8fdb\u4e00\u6b65\u9605\u8bfb\u5e2e\u52a9\u6587\u6863\u4e2d&#8221;Contact pair formulation&#8221;\u548c&#8221;Adjusting contact controls&#8221;\u7684\u5b8c\u6574\u7ae0\u8282\u3002\u7406\u8bba\u5c42\u9762\uff0cWriggers\uff082006\uff09\u7684 <em>Computational Contact Mechanics<\/em>\uff08Springer, 2nd ed.\uff09\u662f\u63a5\u89e6\u529b\u5b66\u6709\u9650\u5143\u65b9\u6cd5\u7684\u6743\u5a01\u6559\u6750\uff0c\u7cfb\u7edf\u8bb2\u89e3\u4e86\u7f5a\u51fd\u6570\u6cd5\u3001\u62c9\u683c\u6717\u65e5\u4e58\u5b50\u6cd5\u548c\u589e\u5e7f\u62c9\u683c\u6717\u65e5\u6cd5\u7684\u6570\u5b66\u57fa\u7840\u4e0e\u6536\u655b\u6027\u5206\u6790\u3002<\/p>\n<p><strong>\u53c2\u8003\u6587\u732e<\/strong><\/p>\n<ol>\n<li>Serpa A L, Iguti F. Contact with friction using the augmented Lagrangian Method. Journal of the Brazilian Society of Mechanical Sciences, 2000, 22(2): 273-289.<\/li>\n<li>\u738b\u6c34\u6797, \u9093\u5efa\u8f89, \u845b\u4fee\u6da6. \u589e\u5e7f\u62c9\u683c\u6717\u65e5\u6cd5\u5728\u6469\u64e6\u63a5\u89e6\u95ee\u9898\u4e2d\u7684\u5e94\u7528. \u5ca9\u571f\u5de5\u7a0b\u5b66\u62a5, 1998, 20(5): 67-70.<\/li>\n<li>\u5317\u4eac\u7406\u5de5\u5927\u5b66\u5b66\u62a5. \u6c42\u89e3\u63a5\u89e6\u95ee\u9898\u978d\u70b9\u7cfb\u7edf\u7684\u4e00\u7c7b\u4e24\u7f51\u683c\u9884\u5904\u7406\u65b9\u6cd5. Transactions of Beijing Institute of Technology, 2024. DOI: 10.15918\/j.tbit1001-0645.2024.136.<\/li>\n<li>Wriggers P. Computational Contact Mechanics. Springer, 2nd ed., 2006.<\/li>\n<li>Abaqus Analysis User&#8217;s Guide: Common difficulties in contact modeling (SIMACAEITNRefMap\/simaitn-c-contacttrouble.htm).<\/li>\n<li>Abaqus Analysis User&#8217;s Guide: Adjusting contact controls (SIMACAEITNRefMap\/simaitn-c-contactcontrolsstd.htm).<\/li>\n<li>Abaqus Analysis User&#8217;s Guide: Contact pair formulation (SIMACAEITNRefMap\/simaitn-c-contactpairform.htm).<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u505a\u8fc7 Abaqus \u975e\u7ebf\u6027\u5206\u6790\u7684\u4eba\uff0c\u5927\u6982\u90fd\u7ecf\u5386\u8fc7\u8fd9\u6837\u7684\u573a\u666f\uff1a\u6a21\u578b\u4e00\u63d0\u4ea4\uff0cmsg \u6587\u4ef6\u91cc&#8221;sever [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-377","post","type-post","status-publish","format-standard","hentry","category-abaqus"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/numsimlab.com\/index.php?rest_route=\/wp\/v2\/posts\/377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/numsimlab.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/numsimlab.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/numsimlab.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/numsimlab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=377"}],"version-history":[{"count":0,"href":"https:\/\/numsimlab.com\/index.php?rest_route=\/wp\/v2\/posts\/377\/revisions"}],"wp:attachment":[{"href":"https:\/\/numsimlab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/numsimlab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/numsimlab.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}