{"id":10489,"date":"2023-11-06T09:37:17","date_gmt":"2023-11-06T09:37:17","guid":{"rendered":"https:\/\/support.buildsoft.eu\/?post_type=ht_kb&p=10489"},"modified":"2026-04-23T13:02:25","modified_gmt":"2026-04-23T13:02:25","slug":"slender-frame-eigenfrequencies","status":"publish","type":"ht_kb","link":"https:\/\/support.buildsoft.eu\/fr\/knowledge-base\/slender-frame-eigenfrequencies\/","title":{"rendered":"DLX 02: slender frame – eigenfrequencies"},"content":{"rendered":"

Description<\/h2>\n

\"\"<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Material<\/th>\n<\/td>\nModulus of elasticity<\/td>\n\"E = 210 000 N/mm^2\"<\/td>\n<\/tr>\n
<\/td>\nDensity<\/td>\n\"\rho = 7800kg/m^3\"<\/td>\n<\/tr>\n
<\/td>\nPoisson\u2019s ratio<\/td>\n\"\nu = 0.3\"<\/td>\n<\/tr>\n
Geometry<\/th>\nCross-sections<\/td>\n<\/td>\n\"b= 4.8mm\"
\n\"h=29mm\"<\/td>\n<\/tr>\n
Boundary conditions<\/td>\nPoints A<\/td>\nFixed supports<\/td>\n<\/tr>\n
<\/td>\nFor all bars<\/td>\n\"R_z, M_x\" and \"M_y\" fixed
\nto impose 2D behaviour<\/td>\n<\/tr>\n
Mesh<\/th>\n<\/td>\nNo. of divisions<\/td>\n12<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Results<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Eigen mode<\/th>\nShape<\/th>\nIndependent reference<\/th>\nDiamonds<\/th>\nDifference<\/th>\n<\/tr>\n
1<\/td>\n\"\"<\/td>\n8,8Hz<\/td>\n8,8Hz<\/td>\n0,00%<\/td>\n<\/tr>\n
2<\/td>\n\"\"<\/td>\n29,5Hz<\/td>\n29,4Hz<\/td>\n-0,34%<\/td>\n<\/tr>\n
3<\/td>\n\"\"<\/td>\n43,8Hz<\/td>\n43,8Hz<\/td>\n0,00%<\/td>\n<\/tr>\n
4<\/td>\n\"\"<\/td>\n56,3Hz<\/td>\n56,3Hz<\/td>\n0,00%<\/td>\n<\/tr>\n
5<\/td>\n\"\"<\/td>\n96,2Hz<\/td>\n96,2Hz<\/td>\n0,00%<\/td>\n<\/tr>\n
6<\/td>\n\"\"<\/td>\n102,6Hz<\/td>\n102,7Hz<\/td>\n0,10%<\/td>\n<\/tr>\n
7<\/td>\n\"\"<\/td>\n147,1Hz<\/td>\n147,1Hz<\/td>\n0,00%<\/td>\n<\/tr>\n
8<\/td>\n\"\"<\/td>\n174,8Hz<\/td>\n174,9Hz<\/td>\n0,06%<\/td>\n<\/tr>\n
9<\/td>\n\"\"<\/td>\n178,8Hz<\/td>\n178,9Hz<\/td>\n0,06%<\/td>\n<\/tr>\n
10<\/td>\n\"\"<\/td>\n206,0Hz<\/td>\n206,2Hz<\/td>\n0,10%<\/td>\n<\/tr>\n
11<\/td>\n\"\"<\/td>\n266,4Hz<\/td>\n266,7Hz<\/td>\n0,11%<\/td>\n<\/tr>\n
12<\/td>\n\"\"<\/td>\n320,0Hz<\/td>\n320,5Hz<\/td>\n0,16%<\/td>\n<\/tr>\n
13<\/td>\n\"\"<\/td>\n335,0Hz<\/td>\n335,5Hz<\/td>\n0,15%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

References<\/h2>\n
\n
    \n
  • M\u00e9caniciens, S. F. D. (1990). Guide de validation des progiciels de calcul des structures: SDLX 01: flexion d’une portique sym\u00e9trique<\/i><\/li>\n<\/ul>\n
      \n
    • Tested in Diamonds 2026.<\/li>\n<\/ul>\n\n<\/div>\n","protected":false},"excerpt":{"rendered":"

      Description Results References M\u00e9caniciens, S. F. D. (1990). Guide de validation des progiciels de calcul des structures: SDLX 01: flexion d’une portique sym\u00e9trique<\/p>\n","protected":false},"author":3,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":[],"ht-kb-category":[1204],"ht-kb-tag":[],"_links":{"self":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb\/10489"}],"collection":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb"}],"about":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/types\/ht_kb"}],"author":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/comments?post=10489"}],"version-history":[{"count":3,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb\/10489\/revisions"}],"predecessor-version":[{"id":28987,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb\/10489\/revisions\/28987"}],"wp:attachment":[{"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/media?parent=10489"}],"wp:term":[{"taxonomy":"ht_kb_category","embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb-category?post=10489"},{"taxonomy":"ht_kb_tag","embeddable":true,"href":"https:\/\/support.buildsoft.eu\/fr\/wp-json\/wp\/v2\/ht-kb-tag?post=10489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}