{"id":13727,"date":"2026-03-27T10:24:00","date_gmt":"2026-03-27T02:24:00","guid":{"rendered":"https:\/\/www.wedospace.com\/?p=13727"},"modified":"2026-03-27T13:24:43","modified_gmt":"2026-03-27T05:24:43","slug":"how-to-reduce-vibration-in-steel-structure","status":"publish","type":"post","link":"https:\/\/www.wedospace.com\/fr\/how-to-reduce-vibration-in-steel-structure\/","title":{"rendered":"Comment r\u00e9duire les vibrations dans les structures en acier"},"content":{"rendered":"<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:17px;line-height:28px;color:#211c1c;padding:10px 20px;\">\n<div class=\"wp-block-column\">\n<p>Pour r\u00e9soudre efficacement le probl\u00e8me des vibrations des structures en acier, nous ne pouvons pas contourner les trois \u00e9l\u00e9ments fondamentaux de la conception : la rigidit\u00e9, la masse et l'amortissement. Notre objectif principal est de faire co\u00efncider la fr\u00e9quence naturelle de la structure avec la fr\u00e9quence d'excitation des charges externes afin d'\u00e9viter la r\u00e9sonance.<\/p>\n\n\n\n<p>La strat\u00e9gie sp\u00e9cifique consiste \u00e0 augmenter la rigidit\u00e9 en ajoutant des supports transversaux, des raidisseurs arri\u00e8re sur les poutres en acier, ou \u00e0 assurer une combinaison stable entre les poutres en acier et la surface en b\u00e9ton, limitant ainsi la d\u00e9flexion. L'utilisation d'amortisseurs \u00e0 masse r\u00e9gl\u00e9e (TMD) ou d'amortisseurs visco\u00e9lastiques pour am\u00e9liorer le taux d'amortissement, qui est actuellement reconnu comme le moyen le plus efficace de dissiper l'\u00e9nergie et de r\u00e9duire le niveau d'acc\u00e9l\u00e9ration. En ce qui concerne le syst\u00e8me de plancher, vous devez respecter la norme du guide de conception afin de vous assurer que l'acc\u00e9l\u00e9ration maximale est conforme \u00e0 la norme de confort humain du sc\u00e9nario d'utilisation sp\u00e9cifique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Improve_the_Structural_Stiffness_to_Offset_the_Natural_Frequency\"><\/span>Am\u00e9liorer la rigidit\u00e9 de la structure pour compenser la fr\u00e9quence naturelle<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"492\" src=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121-1024x492.jpg\" alt=\"Cross Bracing Design\" class=\"wp-image-13732\" srcset=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121-1024x492.jpg 1024w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121-300x144.jpg 300w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121-768x369.jpg 768w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121-18x9.jpg 18w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-121.jpg 1052w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Le moyen le plus direct et le plus efficace de contr\u00f4ler les vibrations est d'am\u00e9liorer la rigidit\u00e9 (K) du cadre en acier. Plus la rigidit\u00e9 augmente, plus la fr\u00e9quence naturelle du plancher ou de l'ossature augmente, ce qui permet d'\u00e9viter la gamme de fr\u00e9quences d'excitation conventionnelle provoqu\u00e9e par la marche ou les machines rythmiques.<\/p>\n\n\n\n<p><strong>Contreventement transversal :<\/strong>&nbsp;L'ajout d'\u00e9l\u00e9ments de contreventement diagonal ou transversal peut am\u00e9liorer directement la rigidit\u00e9 lat\u00e9rale du syst\u00e8me. C'est la pierre angulaire de la r\u00e9duction de la sensation de \u201ctremblement\u201d ou de l'amplitude de l'ensemble du syst\u00e8me structurel.<\/p>\n\n\n\n<p><strong>Raidisseurs post-install\u00e9s :<\/strong>&nbsp;Pour les poutres en acier existantes qui ont \u00e9t\u00e9 construites mais qui sont \u201cbancales\u201d lorsqu'on marche dessus, je recommande g\u00e9n\u00e9ralement de souder ou de boulonner des plaques d'acier sur l'\u00e2me ou la semelle. Cette approche permet d'am\u00e9liorer consid\u00e9rablement le moment d'inertie de la section transversale.<\/p>\n\n\n\n<p><strong>Action combin\u00e9e :<\/strong>&nbsp;L'utilisation de clous de cisaillement pour assurer la formation d'une liaison rigide entre la poutre en acier et le plancher en b\u00e9ton, constitue une section composite. Cela permet de r\u00e9duire consid\u00e9rablement la d\u00e9flexion, d'am\u00e9liorer la rigidit\u00e9 globale du syst\u00e8me de plancher, l'effet est tr\u00e8s \u00e9vident.<\/p>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"padding-bottom:100px;padding-top:100px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1 no-margin-bottom\" id=\"maxw\" style=\"height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-medium-font-size\"><strong><strong>Atelier \u00e0 structure m\u00e9tallique<\/strong><\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><br>Les ateliers \u00e0 structure m\u00e9tallique sont polyvalents. La port\u00e9e libre garantit un espace sans obstacle, tandis que les colonnes centrales et interm\u00e9diaires offrent des solutions \u00e9conomiques pour les grandes port\u00e9es.<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#183884;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.wedospace.com\/fr\/warehouseworkshop\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.wedospace.com\/fr\/warehouseworkshop\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-monte-white-color has-text-color has-link-color wp-elements-56c2aa5e1baf9761b998751b0f644cee\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Steel_Structure_Workshop\"><\/span><strong><strong><a href=\"https:\/\/www.wedospace.com\/fr\/warehouseworkshop\/\">Atelier \u00e0 structure m\u00e9tallique<\/a><\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/01\/\u672a\u6807\u9898-6.png\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/01\/\u672a\u6807\u9898-6.png\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1 no-margin-bottom\" id=\"maxw\" style=\"height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-medium-font-size\"><strong> Pont\/Structure en acier Bridgeipsum<\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><br>Les ponts \u00e0 structure en acier utilisent des rapports r\u00e9sistance\/poids \u00e9lev\u00e9s pour atteindre de longues port\u00e9es l\u00e0 o\u00f9 les appuis interm\u00e9diaires sont difficiles.<\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#183884;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.wedospace.com\/fr\/bridge-steel-bridge-steel-structure-bridge\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.wedospace.com\/fr\/bridge-steel-bridge-steel-structure-bridge\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-monte-white-color has-text-color has-link-color wp-elements-6f1fee3dc6d3a0d7b10430e25d71164a\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Bridgesteel\"><\/span><a href=\"https:\/\/www.wedospace.com\/fr\/bridge-steel-bridge-steel-structure-bridge\/\" data-type=\"link\" data-id=\"https:\/\/www.wedospace.com\/bridge-steel-bridge-steel-structure-bridge\/\">Pont\/acier<\/a><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/01\/\u672a\u6807\u9898-7.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/01\/\u672a\u6807\u9898-7.jpg\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  product-demo1 no-margin-bottom\" id=\"maxw\" style=\"height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in  no-margin-bottom\">\n<div class=\"wp-block-columns no-margin-bottom\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:25px;color:#333333;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-medium-font-size\"><strong>B\u00e2timents \u00e0 structure m\u00e9tallique<\/strong><\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><br>Les b\u00e2timents \u00e0 structure m\u00e9tallique pr\u00e9sentent des conceptions polyvalentes pour r\u00e9pondre \u00e0 des besoins divers. La port\u00e9e libre offre un espace ouvert, tandis que les colonnes centrales et interm\u00e9diaires augmentent l'\u00e9conomie pour les grandes port\u00e9es. Le syst\u00e8me Multi Gable permet de r\u00e9pondre \u00e0 des largeurs complexes. <\/p>\n\n\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#183884;color:#ffffff;font-size:14px;border:solid 1px #318ec8;padding:6px 43px;\"><a href=\"https:\/\/www.wedospace.com\/fr\/steel-structure-buildings-2\/\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#318ec8;background-color:#ffffff;padding:6px 43px;\" href=\"https:\/\/www.wedospace.com\/fr\/steel-structure-buildings-2\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:5%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"padding-top:110px;height:320px;box-sizing: border-box;width: 100%;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center hover-only-title has-monte-white-color has-text-color has-link-color wp-elements-d73d4fab64b24bded77f1ce71afb29f3\" style=\"font-size:30px\"><span class=\"ez-toc-section\" id=\"Steel_Structure_Buildings\"><\/span><strong><a href=\"https:\/\/www.wedospace.com\/fr\/steel-structure-buildings-2\/\" data-type=\"link\" data-id=\"https:\/\/www.wedospace.com\/steel-structure-buildings-2\/\">B\u00e2timents \u00e0 structure m\u00e9tallique<\/a><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-9.png\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2025\/12\/\u672a\u6807\u9898-9.png\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<style>\n.product-demo1{\n  border:1px solid #D4D4D4;\n}\n\n\/* \u533a\u5757\u6574\u4f53 hover \u80cc\u666f + \u6587\u5b57\u53d8\u767d *\/\n.product-demo1 {\n    transition: background-color 0.45s ease;\n}\n\n.product-demo1:hover {\n    background-color: var(--wp--preset--color--themecolor-1);\n}\n\n\/* \u5de6\u4fa7\u6240\u6709\u6587\u5b57 hover \u540e\u5f3a\u5236\u767d\u8272 *\/\n.product-demo1:hover .content-super-p,\n.product-demo1:hover .content-super-p p,\n.product-demo1:hover .content-super-p strong,\n.product-demo1:hover .content-super-p .has-medium-font-size {\n    color: #ffffff !important;\n}\n\n\/* \u6309\u94ae\uff1a\u521d\u59cb\u4e3b\u9898\u8272\u5e95+\u767d\u5b57 \u2192 hover \u767d\u5e95+\u4e3b\u9898\u8272\u5b57 *\/\n.product-demo1 .themepark-i-btn {\n    background-color: var(--wp--preset--color--themecolor-1) !important;\n    color: #ffffff !important;\n    border-color: var(--wp--preset--color--themecolor-1) !important;\n    transition: all 0.4s ease;\n}\n\n.product-demo1:hover .themepark-i-btn {\n    background-color: #ffffff !important;\n    color: var(--wp--preset--color--themecolor-1) !important;\n    border-color: var(--wp--preset--color--themecolor-1) !important;\n}\n\n\/* \u2500\u2500\u2500 \u53f3\u4fa7\u56fe\u7247\u533a\u57df\uff1a\u906e\u7f69 + hover-only-title \u2500\u2500\u2500 *\/\n\n.PcOnly.themepark-block_layout_ba {\n    position: relative;           \/* \u5173\u952e\uff1a\u8ba9 ::before \u548c\u5b50\u5143\u7d20\u5b9a\u4f4d *\/\n}\n\n\/* \u906e\u7f69\u5c42\uff1a\u521d\u59cb\u5b8c\u5168\u900f\u660e *\/\n.PcOnly.themepark-block_layout_ba::before {\n    content: \"\";\n    position: absolute;\n    inset: 0;\n    background-color: #000;\n    opacity: 0;\n    transition: opacity 0.5s ease;\n    z-index: 1;\n    pointer-events: none;\n}\n\n\/* hover \u540e\u663e\u793a 30% \u906e\u7f69 *\/\n.product-demo1:hover .PcOnly.themepark-block_layout_ba::before {\n    opacity: 0.3;\n}\n\n\/* hover-only-title\uff1a\u521d\u59cb\u9690\u85cf *\/\n.hover-only-title {\n    opacity: 0;\n    visibility: hidden;\n    transform: translateY(30px);           \/* \u7a0d\u5fae\u5411\u4e0b\u504f\u79fb\uff0c\u589e\u52a0\u51fa\u73b0\u65f6\u7684\u52a8\u6001 *\/\n    transition: all 0.55s ease;\n    z-index: 2;                            \/* \u786e\u4fdd\u5728\u906e\u7f69\u4e0a\u9762 *\/\n    position: relative;                    \/* \u76f8\u5bf9\u5b9a\u4f4d\uff0c\u907f\u514d\u88ab ::before \u76d6\u4f4f *\/\n    text-shadow: 0 3px 12px rgba(0,0,0,0.7);\n}\n\n\/* \u533a\u5757 hover \u540e\uff1a\u663e\u793a\u6807\u9898 + \u5f52\u4f4d + \u52a8\u753b *\/\n.product-demo1:hover .hover-only-title {\n    opacity: 1;\n    visibility: visible;\n    transform: translateY(0);\n}\n\n\/* \u53ef\u9009\uff1ahover \u65f6\u8ba9\u6807\u9898\u66f4\u7a81\u51fa\uff08\u8f7b\u5fae\u653e\u5927\uff09 *\/\n.product-demo1:hover .hover-only-title {\n    transform: translateY(0) scale(1.05);\n}\n.no-margin-bottom{\n  margin-bottom:0px !important;\n}\n<\/style>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Optimize_Damping_and_Energy_Dissipation\"><\/span>Optimiser l'amortissement et la dissipation d'\u00e9nergie<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Lorsque l'ajustement de la rigidit\u00e9 se heurte \u00e0 des goulets d'\u00e9tranglement - en particulier lorsqu'il s'agit de structures en acier de grande port\u00e9e - l'augmentation du taux d'amortissement devient une solution de sauvetage. L'amortissement est essentiellement la capacit\u00e9 d'une structure \u00e0 \u201cmanger\u201d de l'\u00e9nergie cin\u00e9tique.<\/p>\n\n\n\n<p><strong>Amortisseur \u00e0 masse ajust\u00e9e (TMD) :<\/strong>&nbsp;Il s'agit d'un dispositif professionnel compos\u00e9 d'une masse, d'un ressort et d'un amortisseur. Nous devons \u00eatre \u201cpr\u00e9cis\u00e9ment r\u00e9gl\u00e9s\u201d sur la fr\u00e9quence sp\u00e9cifique de la structure pour annuler la vibration.<\/p>\n\n\n\n<p><strong>Amortisseurs visco\u00e9lastiques :<\/strong>&nbsp;L'int\u00e9gration de ces mat\u00e9riaux dans les joints structurels convertit l'\u00e9nergie m\u00e9canique en \u00e9nergie thermique. Cette solution est tr\u00e8s efficace pour r\u00e9duire le niveau d'acc\u00e9l\u00e9ration du b\u00e2timent lorsqu'il est soumis \u00e0 des charges dynamiques.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quality_Management_and_Frequency_Control\"><\/span>Gestion de la qualit\u00e9 et contr\u00f4le de la fr\u00e9quence<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Bien que l'augmentation de la masse (M) r\u00e9duise g\u00e9n\u00e9ralement la fr\u00e9quence naturelle, la gestion doit \u00eatre strat\u00e9gique et ne pas se limiter \u00e0 l'empilage.<\/p>\n\n\n\n<p>Dans certaines sc\u00e8nes sp\u00e9cifiques de bureaux, il est avantageux d'augmenter la couche de surface du b\u00e9ton ou d'\u00e9paissir la dalle de plancher, car cela augmente l'inertie du syst\u00e8me, ce qui fait qu'il est difficile pour une charge dynamique faible, telle que des pas, de \u201cfaire d\u00e9vier l'ensemble du syst\u00e8me\u201d. Cette inertie doit \u00eatre \u00e9quilibr\u00e9e par la charge permanente ajout\u00e9e par la colonne et la fondation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Strictly_Follow_Design_Guide_Standards\"><\/span>Respecter strictement les normes du guide de conception<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pour les b\u00e2timents modernes \u00e0 ossature m\u00e9tallique, vous pouvez vous r\u00e9f\u00e9rer au guide de conception 11 de l'AISC.<\/p>\n\n\n\n<p>Nous devons calculer avec pr\u00e9cision l'acc\u00e9l\u00e9ration maximale du syst\u00e8me de plancher. Cette valeur doit \u00eatre inf\u00e9rieure \u00e0 la norme de confort humain. Cette ligne est compl\u00e8tement diff\u00e9rente pour les b\u00e2timents ayant des usages diff\u00e9rents :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bureaux et logements :<\/strong>\u00a0La limite d'acc\u00e9l\u00e9ration est extr\u00eamement s\u00e9v\u00e8re.<\/li>\n\n\n\n<li><strong>Centre commercial :<\/strong>\u00a0Un niveau de vibration l\u00e9g\u00e8rement plus \u00e9lev\u00e9 est acceptable.<\/li>\n\n\n\n<li><strong>Aires d'activit\u00e9s rythmiques (gymnase\/piste de danse) :<\/strong>\u00a0Ces endroits requi\u00e8rent les syst\u00e8mes de contr\u00f4le de la rigidit\u00e9 et de l'amortissement les plus stricts.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Summary\"><\/span>R\u00e9sum\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"497\" src=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122-1024x497.jpg\" alt=\"Steel Structure Stadium Football\" class=\"wp-image-13733\" srcset=\"https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122-1024x497.jpg 1024w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122-300x146.jpg 300w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122-768x373.jpg 768w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122-18x9.jpg 18w, https:\/\/www.wedospace.com\/wp-content\/uploads\/2026\/03\/image-122.jpg 1055w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>La r\u00e9duction des vibrations des structures en acier n'est pas un simple renforcement, elle n\u00e9cessite un sens pr\u00e9cis de l'\u00e9quilibre des propri\u00e9t\u00e9s m\u00e9caniques, mais aussi l'intuition de la pratique de l'ing\u00e9nierie. En renfor\u00e7ant la rigidit\u00e9, en appliquant une technologie d'amortissement avanc\u00e9e et en appliquant strictement les normes, vous pouvez cr\u00e9er un environnement de construction stable, silencieux et performant.<\/p>\n\n\n\n<p>Chez Wedospace, nous disposons d'une \u00e9quipe technique professionnelle pour traiter ce type de conception de structure m\u00e9tallique complexe et d'optimisation de la r\u00e9duction des vibrations. Si vous \u00eates confront\u00e9 \u00e0 un probl\u00e8me similaire ou si vous souhaitez que votre projet r\u00e9ponde \u00e0 des sp\u00e9cifications techniques plus \u00e9lev\u00e9es, vous pouvez contacter directement nos ing\u00e9nieurs.<\/p>\n\n\n\n<p>Nom de l'auteur : David Chen<br>\u201cJe suis ing\u00e9nieur structurel chez Wedospace et j'ai une grande exp\u00e9rience dans la r\u00e9solution de probl\u00e8mes complexes de vibrations dans les b\u00e2timents modernes \u00e0 ossature m\u00e9tallique. Tout au long de ma carri\u00e8re, je me suis concentr\u00e9 sur l'\u00e9quilibre d\u00e9licat entre la rigidit\u00e9, la masse et l'amortissement afin de garantir que les structures sont non seulement s\u00fbres, mais aussi confortables pour leurs occupants. En appliquant strictement les normes du guide de conception et les technologies de pointe telles que les amortisseurs de masse accord\u00e9s (TMD), j'aide les clients \u00e0 transformer les espaces \u2018bancals\u2019 en environnements silencieux et performants.\u201d<\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":13,"featured_media":13732,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[28],"tags":[],"class_list":["post-13727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"metadata":{"_edit_lock":["1774589101:13"],"rank_math_seo_score":["20"],"rank_math_primary_category":["28"],"_thumbnail_id":["13732"],"_edit_last":["13"],"_ez-toc-disabled":[""],"_ez-toc-insert":[""],"_ez-toc-header-label":[""],"_ez-toc-device-target":[""],"_ez-toc-alignment":["none"],"_ez-toc-heading-levels":["a:0:{}"],"_ez-toc-alttext":[""],"_ez-toc-visibility_hide_by_default":[""],"_ez-toc-hide_counter":[""],"_ez-toc-exclude":[""],"_ez-toc-word_count_limit":["0"],"_ez-toc-position-specific":[""],"product_title":[""],"_product_title":["field_696dcb32bdf4a"],"product_description":[""],"_product_description":["field_696dcb5bbdf4b"],"product_parametertitle":[""],"_product_parametertitle":["field_696dcb64bdf4c"],"product_parameter1":[""],"_product_parameter1":["field_696dcb6bbdf4d"],"product_parameter2":[""],"_product_parameter2":["field_696dcb77bdf4e"],"product_parameter3":[""],"_product_parameter3":["field_696dcb7bbdf4f"],"product_parameter4":[""],"_product_parameter4":["field_698bf447ce749"],"product_parameter5":[""],"_product_parameter5":["field_698bf44dce74a"],"product_parameter6":[""],"_product_parameter6":["field_698bf456ce74b"],"product_parameter7":[""],"_product_parameter7":["field_698bf45dce74c"],"product_parameter8":[""],"_product_parameter8":["field_698bf460ce74d"],"product_parameter9":[""],"_product_parameter9":["field_698bf464ce74e"],"parameter_describ":[""],"_parameter_describ":["field_698bf496ce756"],"product_parameter_description1":[""],"_product_parameter_description1":["field_696dcb80bdf50"],"product_parameter_description2":[""],"_product_parameter_description2":["field_696dcb87bdf51"],"product_parameter_description3":[""],"_product_parameter_description3":["field_696dcb8bbdf52"],"product_parameter_description4":[""],"_product_parameter_description4":["field_698bf473ce74f"],"product_parameter_description5":[""],"_product_parameter_description5":["field_698bf477ce750"],"product_parameter_description6":[""],"_product_parameter_description6":["field_698bf47dce751"],"product_parameter_description7":[""],"_product_parameter_description7":["field_698bf480ce752"],"product_parameter_description8":[""],"_product_parameter_description8":["field_698bf484ce753"],"product_parameter_description9":[""],"_product_parameter_description9":["field_698bf48ace754"],"characteristics_tittle":[""],"_characteristics_tittle":["field_696dcb93bdf53"],"characteristics_tittle1":[""],"_characteristics_tittle1":["field_696dcb9abdf54"],"characteristics_tittle2":[""],"_characteristics_tittle2":["field_696dcb9dbdf55"],"characteristics_tittle3":[""],"_characteristics_tittle3":["field_696dcba0bdf56"],"characteristics_tittle4":[""],"_characteristics_tittle4":["field_696dcba3bdf57"],"characteristics_tittle5":[""],"_characteristics_tittle5":["field_696dcbb1bdf58"],"characteristics_tittle6":[""],"_characteristics_tittle6":["field_696dcbc0bdf59"],"characteristics_description1":[""],"_characteristics_description1":["field_696dcbc3bdf5a"],"characteristics_description2":[""],"_characteristics_description2":["field_696dcbcdbdf5b"],"characteristics_description3":[""],"_characteristics_description3":["field_696dcbd2bdf5c"],"characteristics_description4":[""],"_characteristics_description4":["field_696dcbd6bdf5d"],"characteristics_description5":[""],"_characteristics_description5":["field_696dcbdabdf5e"],"characteristics_description6":[""],"_characteristics_description6":["field_696dcbdebdf5f"],"detailed_specifications_table":[""],"_detailed_specifications_table":["field_696deea21804d"],"comparison_points_tittle":[""],"_comparison_points_tittle":["field_696dcbeabdf60"],"comparison_points_description":[""],"_comparison_points_description":["field_696dcbf3bdf61"],"comparison_points_tittle1":[""],"_comparison_points_tittle1":["field_696dcbfebdf62"],"comparison_points_tittle2":[""],"_comparison_points_tittle2":["field_696dcc05bdf63"],"comparison_points_tittle3":[""],"_comparison_points_tittle3":["field_696dcc0dbdf64"],"comparison_points_description1":[""],"_comparison_points_description1":["field_696dcc13bdf65"],"comparison_points_description2":[""],"_comparison_points_description2":["field_696dcc19bdf66"],"comparison_points_description3":[""],"_comparison_points_description3":["fiel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