{"id":3219,"date":"2016-06-24T19:58:35","date_gmt":"2016-06-24T11:58:35","guid":{"rendered":"http:\/\/www.jdcui.com\/?p=3219"},"modified":"2026-02-15T19:52:36","modified_gmt":"2026-02-15T11:52:36","slug":"modal-analysis-of-a-frame-with-abaqusabaqus%e6%a1%86%e6%9e%b6%e7%bb%93%e6%9e%84%e6%a8%a1%e6%80%81%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"http:\/\/www.jdcui.com\/?p=3219","title":{"rendered":"[Abaqus] Modal analysis of a frame using Abaqus (Abaqus\u6846\u67b6\u6a21\u6001\u5206\u6790)"},"content":{"rendered":"<p style=\"padding-left: 30px;\">Abaqus\u6846\u67b6\u7ed3\u6784\u6a21\u6001\u5206\u6790\u7ec3\u4e60\u3002(<span style=\"color: #0000ff;\">This is a small example to\u00a0outline the steps required to do a simple modal analysis of a frame structure using Abaqus.<\/span>)<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u7b97\u4f8b\uff08<span style=\"color: #0000ff;\">Example<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3221\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ProblemDescription_Blog.png\" alt=\"ProblemDescription_Blog\" width=\"596\" height=\"347\" \/><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>Abaqus\u6709\u9650\u5143\u6a21\u62df\uff08<span style=\"color: #0000ff;\">FEM Analysis with Abaqus<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 30px;\">\u5229\u7528Abaqus\u8fdb\u884c\u5206\u6790\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p style=\"padding-left: 30px;\">\uff081\uff09\u8bbe\u7f6e\u5de5\u4f5c\u8def\u5f84\u5e76\u521b\u5efa\u6570\u636e\u5e93\uff08<span style=\"color: #0000ff;\">Set Work Directory and Create Model Database<\/span>\uff09<\/p>\n<p style=\"padding-left: 30px;\">\uff082\uff09\u521b\u5efa\u90e8\u4ef6\uff08<span style=\"color: #0000ff;\">Create Part<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u672c\u4f8b\u901a\u8fc7\u5206\u522b\u521b\u5efa \u6881\u7684\u90e8\u4ef6 \u00a0\u548c \u67f1\u7684\u90e8\u4ef6\uff0c\u7136\u540e\u5728Assembly\u4e2d\u901a\u8fc7\u7f16\u8f91\u64cd\u4f5c\u7ec4\u5408\u7684\u65b9\u5f0f\uff0c\u5efa\u7acb\u6574\u4e2a\u7a7a\u95f4\u4e09\u7ef4\u6846\u67b6\u90e8\u4ef6\u3002<\/p>\n<p style=\"padding-left: 60px;\"><span style=\"color: #0000ff;\">Beam Part<\/span><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3226\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Beam_Part.png\" alt=\"Beam_Part\" width=\"469\" height=\"94\" \/><\/p>\n<p style=\"padding-left: 60px;\"><span style=\"color: #0000ff;\">Column Part<\/span><\/p>\n<p style=\"padding-left: 60px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3227\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Column_Part.png\" alt=\"Column_Part\" width=\"98\" height=\"376\" \/><\/p>\n<p style=\"padding-left: 60px;\"><span style=\"color: #0000ff;\">Frame Part ( Combine beam part and column part to generate the 3D Frame part in the Assembly\u00a0Module)<\/span><\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3225\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Frame_Part.png\" alt=\"Frame_Part\" width=\"560\" height=\"436\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u5177\u4f53\u4e5f\u53ef\u4ee5\u521b\u5efa\u90e8\u4ef6\u7684\u65f6\u5019\u901a\u8fc7\u57fa\u51c6\u9762\u7684\u64cd\u4f5c\u76f4\u63a5\u5efa\u7acb\u7a7a\u95f4\u4e09\u7ef4\u7684\u90e8\u4ef6\u3002<\/p>\n<p style=\"padding-left: 30px;\">\uff083\uff09\u521b\u5efa\u6750\u6599 \uff08<span style=\"color: #0000ff;\">Create\u00a0Material<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u65b0\u5efa\u6750\u6599\uff0c\u6307\u5b9a\u5bc6\u5ea6\u548c\u5f39\u6027\u5c5e\u6027\u3002<span style=\"color: #0000ff;\">Create material and fill out the Property of Density and Elastic.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3228\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Material-1.png\" alt=\"Material\" width=\"663\" height=\"431\" \/><\/p>\n<p style=\"padding-left: 30px;\">\uff084\uff09\u521b\u5efa\u622a\u9762\u5e76\u8d4b\u4e88\u622a\u9762\u00a0\uff08<span style=\"color: #0000ff;\">Create\u00a0Section and Assign Section in Property Module<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u521b\u5efa\u622a\u9762\u8f6e\u5ed3 (<span style=\"color: #0000ff;\">Create section profile for beam and column section<\/span>)<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3229\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/SectionProfileDefinition.png\" alt=\"SectionProfileDefinition\" width=\"600\" height=\"232\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u521b\u5efa\u622a\u9762(<span style=\"color: #0000ff;\">Create section with profile and material<\/span>)<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3231\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/BeamSecion.png\" alt=\"BeamSecion\" width=\"461\" height=\"385\" \/><\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3230\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ColumnSecion.png\" alt=\"ColumnSecion\" width=\"462\" height=\"382\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u6307\u5b9a\u6881\u7684\u65b9\u5411 (<span style=\"color: #0000ff;\">Assign Beam Rotation<\/span>)\uff0c\u8d4b\u4e88\u622a\u9762(<span style=\"color: #0000ff;\">Assign section to element<\/span>)<\/p>\n<p style=\"padding-left: 60px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3232\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Frame.png\" alt=\"Frame\" width=\"566\" height=\"588\" \/><\/p>\n<p style=\"padding-left: 30px;\">\uff085\uff09\u521b\u5efa\u7ec4\u4ef6\u00a0\uff08<span style=\"color: #0000ff;\">Create Assembly\u00a0<\/span>\uff09<\/p>\n<p style=\"padding-left: 30px;\">\uff086\uff09\u521b\u5efa\u6a21\u6001\u5206\u6790\u6b65\uff08<span style=\"color: #0000ff;\">Create Step for Modal\u00a0Analysis\u00a0<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u5206\u6790\u6b65\u7c7b\u578b\u4e3a\u7ebf\u6027\u6444\u52a8\u00a0(<span style=\"color: #0000ff;\">Linear perturbation<\/span>)\uff0c\u5b50\u7c7b\u4e3a\u9891\u7387\u5206\u6790(<span style=\"color: #0000ff;\">Frequency<\/span>)<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3233\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ModalAnalysisStep.png\" alt=\"ModalAnalysisStep\" width=\"609\" height=\"563\" \/><\/p>\n<p style=\"padding-left: 30px;\">\uff086\uff09\u5b9a\u4e49\u8377\u8f7d\u548c\u8fb9\u754c\u6761\u4ef6\uff08<span style=\"color: #0000ff;\">Define load and boundary condition<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u652f\u5ea7\u56fa\u5b9a\u7ea6\u675f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3234\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Support.png\" alt=\"Support\" width=\"307\" height=\"458\" \/><\/p>\n<p style=\"padding-left: 30px;\">\uff087\uff09\u5e03\u7f6e\u79cd\u5b50\u548c\u5212\u5206\u7f51\u683c\uff08<span style=\"color: #0000ff;\">Seed Part and Mesh<\/span>\uff09<\/p>\n<p style=\"padding-left: 60px;\">\u6bcf\u4e2a\u6784\u4ef6\u4e00\u4e2a\u5355\u5143\u3002(<span style=\"color: #0000ff;\">Seed part by number<\/span>)<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3237\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/SeedPart.png\" alt=\"SeedPart\" width=\"428\" height=\"426\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u672c\u4f8b\u9009\u7528\u6b27\u62c9\u6881\u5355\u5143B33\u3002<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3235\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ElementType_B33.png\" alt=\"ElementType_B33\" width=\"600\" height=\"476\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u5212\u5206\u5355\u5143(<span style=\"color: #0000ff;\">Mesh<\/span>)<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3236\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ElementandNodeAfterMesh.png\" alt=\"ElementandNodeAfterMesh\" width=\"467\" height=\"479\" \/><\/p>\n<p style=\"padding-left: 30px;\">\uff088\uff09\u521b\u5efa\u4efb\u52a1\u5e76\u63d0\u4ea4\u5206\u6790\uff08<span style=\"color: #0000ff;\">Create Job and submit to run analysis<\/span>\uff09<\/p>\n<p style=\"padding-left: 30px;\">\uff089\uff09\u67e5\u770b\u7ed3\u679c\uff08<span style=\"color: #0000ff;\">Check Results<\/span>\uff09<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u67e5\u770b\u5206\u6790\u7ed3\u679c\uff08<span style=\"color: #0000ff;\">Check\u00a0Results<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3240\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Mode1.png\" alt=\"Mode1\" width=\"418\" height=\"549\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3241\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Mode2.png\" alt=\"Mode2\" width=\"418\" height=\"514\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3238\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/Mode3.png\" alt=\"Mode3\" width=\"418\" height=\"504\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3239\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/FreqResult.png\" alt=\"FreqResult\" width=\"567\" height=\"533\" \/><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u4e0eSAP2000\u7ed3\u679c\u5bf9\u6bd4\uff08<span style=\"color: #0000ff;\">Comparison with SAP2000 results\u00a0<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 30px;\">SAP2000\u4e2d\u5efa\u7acb\u6b27\u62c9\u6881\u5355\u5143\u6a21\u578b\uff1a<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3242\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/SAP2000MODEL.png\" alt=\"SAP2000MODEL\" width=\"418\" height=\"560\" \/><\/p>\n<p style=\"padding-left: 60px;\">SAP2000 Results<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3243\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/SAP2000Freq.png\" alt=\"SAP2000Freq\" width=\"606\" height=\"337\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u4ece\u4ee5\u4e0a\u5bf9\u6bd4\u53ef\u89c1\uff0cSAP2000\u7684\u5206\u6790\u7ed3\u679c\u4e0eABAQUS\u7684\u5206\u6790\u7ed3\u679c\u5b58\u5728\u4e25\u91cd\u5dee\u5f02\uff0c\u5c24\u5176\u662f\u9ad8\u9636\u6a21\u6001\u3002<\/p>\n<p style=\"padding-left: 60px;\">\u9020\u6210\u8fd9\u79cd\u73b0\u8c61\u7684\u539f\u56e0\u662fSAP2000\u4f7f\u7528\u8282\u70b9\u96c6\u4e2d\u8d28\u91cf\uff08<span style=\"color: #0000ff;\">Nodal Mass<\/span>\uff09\uff0c\u4e14\u4ec5\u4ec5\u8003\u8651\u5e73\u52a8\u8d28\u91cf\uff08<span style=\"color: #0000ff;\">Translational Mass<\/span>\uff09\uff0c\u800cABAQUS\u4e2d\u7684B33\u6881\u5355\u5143\u4f7f\u7528\u7684\u662f\u4e00\u81f4\u8d28\u91cf\uff08<span style=\"color: #0000ff;\">Consistent mass\u00a0<\/span>\uff09\u3002<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u8c03\u6574\u6a21\u578b\uff08<span style=\"color: #0000ff;\">Modify Model<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 60px;\">\u5c06\u6750\u6599\u7684\u5bc6\u5ea6\u8bbe\u7f6e\u4e3a0\uff0c\u5e76\u901a\u8fc7Abaqus\u4e2d\u7684\u8282\u70b9\u8d28\u91cf\u5355\u5143\u8f93\u5165\u4e09\u4e2a\u5e73\u52a8\u8d28\u91cf\uff0c\u5e76\u8fdb\u884c\u5206\u6790\u3002<\/p>\n<p style=\"padding-left: 60px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3244\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ZeroDensity.png\" alt=\"ZeroDensity\" width=\"475\" height=\"455\" \/><\/p>\n<p style=\"padding-left: 60px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3245\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/ModewithNodeMass.png\" alt=\"ModewithNodeMass\" width=\"475\" height=\"458\" \/><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u8c03\u6574\u540e\u4e0eSAP2000\u7ed3\u679c\u5bf9\u6bd4\uff08<span style=\"color: #0000ff;\">Comparison with SAP2000 results after modification<\/span>\uff09<\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 60px;\">\u8c03\u6574\u540e\u7684Abaqus\u5206\u6790\u7ed3\u679c (<span style=\"color: #0000ff;\">Abaqus results after modification<\/span>):<\/p>\n<p style=\"padding-left: 60px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3246\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2016\/06\/FreqafterModification.png\" alt=\"FreqafterModification\" width=\"600\" height=\"862\" \/><\/p>\n<p style=\"padding-left: 60px;\">\u8c03\u6574\u540e\uff0c\u4e24\u4e2a\u8f6f\u4ef6\u5206\u6790\u7ed3\u679c\u5b8c\u5168\u4e00\u81f4\u3002<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u76f8\u5173\u535a\u6587<span style=\"color: #0000ff;\">( Related Posts)<\/span><\/strong><\/li>\n<\/ul>\n<p><strong>[01].\u00a0<a href=\"http:\/\/www.jdcui.com\/?p=2996\">Plate With Hole Stress Analysis [\u5e26\u5b54\u5e73\u677f\u5e94\u529b\u5206\u6790]<\/a><\/strong><\/p>\n<p><strong>[02].\u00a0<a href=\"http:\/\/www.jdcui.com\/?p=3040\">Analysis of a Euler\u2013Bernoulli beam with Abaqus [Abaqus\u6b27\u62c9-\u4f2f\u52aa\u5229\u6881\u5206\u6790]<\/a><\/strong><\/p>\n<p><strong>[03].\u00a0<a href=\"http:\/\/www.jdcui.com\/?p=3155\">Torsion analysis by thermal analogy with Abaqus (Abaqus\u70ed\u6bd4\u62df\u626d\u8f6c\u5e94\u529b\u5206\u6790)<\/a><\/strong><\/p>\n<p><center style=\"line-height: 1.5;\"><div  class=\"thumbs-rating-container\" id=\"thumbs-rating-3219\" data-content-id=\"3219\"><button class=\"thumbs-rating-up thumbs-rating-voted\" onclick=\"thumbs_rating_vote(3219, 1);\">Vote Up +57<\/button> <button class=\"thumbs-rating-down thumbs-rating-voted\" onclick=\"thumbs_rating_vote(3219, 2);\">Vote Down -7<\/button><span class=\"thumbs-rating-already-voted\">You already voted!<\/span><\/div><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abaqus\u6846\u67b6\u7ed3\u6784\u6a21\u6001\u5206\u6790\u7ec3\u4e60\u3002(This is a small example to\u00a0outline the steps required to do a simple modal analysis of a frame structure using Abaqus.) \u7b97\u4f8b\uff08Example\uff09 Abaqus\u6709\u9650\u5143\u6a21\u62df\uff08FEM Analysis with Abaqus\uff09 \u5229\u7528Abaqus\u8fdb\u884c\u5206\u6790\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a \uff081\uff09\u8bbe\u7f6e\u5de5\u4f5c\u8def\u5f84\u5e76\u521b\u5efa\u6570\u636e\u5e93\uff08Set Work Directory &#8230;<\/p>\n","protected":false},"author":1,"featured_media":7974,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[336,100],"tags":[395,383,410,292,139,446,280,443,293,442,140,409,445,444],"class_list":["post-3219","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-abaqus","category-fem-","tag-abaqus","tag-dynamics","tag-euler-beam","tag-fem","tag-modal-analysis","tag-sap2000","tag-280","tag-443","tag-293","tag-442","tag-140","tag-409","tag-445","tag-444"],"aioseo_notices":[],"views":7297,"_links":{"self":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/3219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3219"}],"version-history":[{"count":0,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/3219\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/media\/7974"}],"wp:attachment":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3219"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}