{"id":4729,"date":"2022-01-29T22:40:38","date_gmt":"2022-01-29T19:40:38","guid":{"rendered":"https:\/\/www.ekvilibris.lt\/?p=4729"},"modified":"2022-01-29T22:40:39","modified_gmt":"2022-01-29T19:40:39","slug":"ek557","status":"publish","type":"post","link":"https:\/\/www.ekvilibris.lt\/?p=4729","title":{"rendered":"EK557"},"content":{"rendered":"\n<p><strong>Frame analysis<\/strong> for <strong>non-linear<\/strong> behavior can be made either by simulating a <strong>load control <\/strong>or <strong>deformation control<\/strong> test setup. In the latter approach, a set of <strong>deformations<\/strong> is increased to the structure and the corresponding set of <strong>loads<\/strong> is calculated. In an analysis for load control, a load pattern is incremented to the structure up to a <strong>peak value<\/strong>. It should be noted that analysis beyond the peak load can only be made by employing additional special techniques. Usually, <strong>iterative procedures<\/strong> are required to achieve <strong>convergence<\/strong> for the load-deformation relationships and one of the following three techniques can be used:<\/p>\n\n\n\n<ol><li><strong>Tangent stiffness method<\/strong> (also referred to as the <strong>Newton-Raphson method<\/strong>).<\/li><li><strong>Initial stiffness method<\/strong> (also referred to as the <strong>modified Newton-Raphson method<\/strong>).<\/li><li><strong>Secant stiffness method<\/strong>.<\/li><\/ol>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Frame analysis for non-linear behavior can be made either by simulating a load control or deformation control test setup. In the latter approach, a set of deformations is increased to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1235],"tags":[746,2155,673,2153,902,1253,2154,195,2157,893,660,2156,906,905],"_links":{"self":[{"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/posts\/4729"}],"collection":[{"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4729"}],"version-history":[{"count":1,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/posts\/4729\/revisions"}],"predecessor-version":[{"id":4730,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=\/wp\/v2\/posts\/4729\/revisions\/4730"}],"wp:attachment":[{"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ekvilibris.lt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}