{"id":224,"date":"2017-02-17T12:35:26","date_gmt":"2017-02-17T11:35:26","guid":{"rendered":"http:\/\/mxajfmgl.preview.infomaniak.website\/?post_type=project&#038;p=224"},"modified":"2018-07-17T16:25:24","modified_gmt":"2018-07-17T14:25:24","slug":"composites","status":"publish","type":"project","link":"https:\/\/www.nrctech.ch\/?project=composites","title":{"rendered":"Tests m\u00e9caniques de mat\u00e9riaux composites"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.74&Prime; transparent_background=\u00a0\u00bboff\u00a0\u00bb][et_pb_row custom_padding=\u00a0\u00bb0|0px|0px|0px|false|false\u00a0\u00bb admin_label=\u00a0\u00bbrow\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.47&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1>Tests m\u00e9caniques de mat\u00e9riaux composites<\/h1>\n<p class=\"NRCNormal\"><b>NRCtech<\/b>\u00a0a particip\u00e9 \u00e0 la collaboration EPFL &#8211; Solar Impulse en effectuant des tests m\u00e9caniques. Divers \u00e9chantillons de type sandwich en mat\u00e9riaux composites ont \u00e9t\u00e9 test\u00e9s.<\/p>\n<p class=\"NRCNormal\">Les tests en laboratoire permettent de soumettre des mat\u00e9riaux \u00e0 des charges connues afin de v\u00e9rifier leurs propri\u00e9t\u00e9s m\u00e9caniques. Dans le cas d&rsquo;un essai en flexion \u00e0 quatre points d&rsquo;appuis, nous pouvons par exemple d\u00e9duire les \u00e9l\u00e9ments suivants:<\/p>\n<ul>\n<li class=\"NRCnormal\"><b>rigidit\u00e9 en flexion:\u00a0<\/b>l&rsquo;\u00e9volution de la d\u00e9formation d&rsquo;un \u00e9chantillon en fonction de la charge appliqu\u00e9e permet de d\u00e9terminer sa rigidit\u00e9 en flexion,<\/li>\n<li class=\"NRCnormal\"><b>limite en rupture:\u00a0<\/b>lorsque les tests sont men\u00e9s jusqu&rsquo;\u00e0 la rupture du composite, il est possible d&rsquo;obtenir la d\u00e9formation et la charge \u00e0 la rupture,<\/li>\n<li class=\"NRCnormal\"><b>type de rupture:\u00a0<\/b>dans un sandwich en mat\u00e9riau composite, le type de rupture donne une information sur sa partie critique.<\/li>\n<\/ul>\n<p class=\"NRCNormal\">Les mesures effectu\u00e9es avaient pour but de comparer deux types de sandwiches construits avec diff\u00e9rentes fibres de carbone. Ces tests ont permis d&rsquo;\u00e9tablir qu&rsquo;un type de fibres permet d&rsquo;obtenir une charge ainsi qu&rsquo;une d\u00e9formation \u00e0 la rupture nettement plus importantes.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_2&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1 id=\"fancy-title-9\" class=\"mk-fancy-title simple-style color-single\">CLIENT<\/h1>\n<p class=\"mk-fancy-title simple-style color-single\">EPFL &#8211; Solar Impulse<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=\u00a0\u00bb3.0.87&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb use_border_color=\u00a0\u00bboff\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]<\/p>\n<h1>Objectifs<\/h1>\n<p>Test sur \u00e9chantillons composites, \u00e9valuation de la limite en rupture.<br \/>\n[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.74&Prime; transparent_background=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb0|0px|0|0px|false|false\u00a0\u00bb][et_pb_row custom_padding=\u00a0\u00bb0|0px|0px|0px|false|false\u00a0\u00bb admin_label=\u00a0\u00bbrow\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.47&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_gallery gallery_ids=\u00a0\u00bb29842,29840,29838&Prime; gallery_orderby=\u00a0\u00bbrand\u00a0\u00bb gallery_captions=\u00a0\u00bb,,,,,,\u00a0\u00bb fullwidth=\u00a0\u00bbon\u00a0\u00bb _builder_version=\u00a0\u00bb3.9&Prime; background_layout=\u00a0\u00bbdark\u00a0\u00bb auto=\u00a0\u00bbon\u00a0\u00bb auto_speed=\u00a0\u00bb5000&Prime; use_border_color=\u00a0\u00bboff\u00a0\u00bb border_color=\u00a0\u00bb#ffffff\u00a0\u00bb border_width=\u00a0\u00bb1px\u00a0\u00bb border_style=\u00a0\u00bbsolid\u00a0\u00bb]&nbsp;<br \/>\n[\/et_pb_gallery][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.74&Prime; transparent_background=\u00a0\u00bboff\u00a0\u00bb custom_padding=\u00a0\u00bb0|0px|67px|0px|false|false\u00a0\u00bb][et_pb_row custom_padding=\u00a0\u00bb0px|0px|60px|0px\u00a0\u00bb admin_label=\u00a0\u00bbrow\u00a0\u00bb _builder_version=\u00a0\u00bb3.0.47&Prime; background_size=\u00a0\u00bbinitial\u00a0\u00bb background_position=\u00a0\u00bbtop_left\u00a0\u00bb background_repeat=\u00a0\u00bbrepeat\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb3.0.47&Prime; parallax=\u00a0\u00bboff\u00a0\u00bb parallax_method=\u00a0\u00bbon\u00a0\u00bb][et_pb_video src=\u00a0\u00bbhttps:\/\/www.nrctech.ch\/wp-content\/uploads\/2017\/02\/SOI2.mp4&Prime; src_webm=\u00a0\u00bbhttps:\/\/www.nrctech.ch\/wp-content\/uploads\/2017\/02\/SOI2.webm\u00a0\u00bb _builder_version=\u00a0\u00bb3.9&Prime;]&nbsp;<br \/>\n[\/et_pb_video][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tests m\u00e9caniques de mat\u00e9riaux composites NRCtech\u00a0a particip\u00e9 \u00e0 la collaboration EPFL &#8211; Solar Impulse en effectuant des tests m\u00e9caniques. Divers \u00e9chantillons de type sandwich en mat\u00e9riaux composites ont \u00e9t\u00e9 test\u00e9s. Les tests en laboratoire permettent de soumettre des mat\u00e9riaux \u00e0 des charges connues afin de v\u00e9rifier leurs propri\u00e9t\u00e9s m\u00e9caniques. Dans le cas d&rsquo;un essai en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":29270,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"project_category":[18],"project_tag":[],"class_list":["post-224","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-mesures-clients"],"_links":{"self":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project"}],"about":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/types\/project"}],"author":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=224"}],"version-history":[{"count":12,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/224\/revisions"}],"predecessor-version":[{"id":29845,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/project\/224\/revisions\/29845"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=\/wp\/v2\/media\/29270"}],"wp:attachment":[{"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=224"}],"wp:term":[{"taxonomy":"project_category","embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fproject_category&post=224"},{"taxonomy":"project_tag","embeddable":true,"href":"https:\/\/www.nrctech.ch\/index.php?rest_route=%2Fwp%2Fv2%2Fproject_tag&post=224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}