{"id":2287,"date":"2021-12-08T14:11:25","date_gmt":"2021-12-08T17:11:25","guid":{"rendered":"https:\/\/metrologia2021.org.br\/?p=2287"},"modified":"2021-12-08T14:11:25","modified_gmt":"2021-12-08T17:11:25","slug":"205128-analise-do-ruido-magnetico-de-barkhausen-por-meio-de-transformada-wavelet-discreta-para-deteccao-da-fase-deleteria-sigma","status":"publish","type":"post","link":"https:\/\/metrologia2021.org.br\/?p=2287","title":{"rendered":"[205128] An\u00e1lise do ru\u00eddo magn\u00e9tico de Barkhausen por meio de transformada wavelet discreta para detec\u00e7\u00e3o da fase delet\u00e9ria sigma"},"content":{"rendered":"<p>[vc_row][vc_column][vc_text_separator title=&#8221;ARTIGO&#8221; i_icon_fontawesome=&#8221;fa fa-file-pdf-o&#8221; color=&#8221;om-accent-color-3&#8243; add_icon=&#8221;true&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<strong>Autores: <\/strong>Edgard de Macedo Silva, Silvana Luciene do Nascimento Cunha Costa, Bruno Ribeiro Ara\u00fajo, Suzete Elida Nobrega Correia, Amanda Medeiros Rodrigues, C\u00e1ssio Ramon Moura Lima<\/p>\n<p>[\/vc_column_text][vc_separator][vc_column_text]<strong>Resumo:<\/strong>  Ensaios eletromagn\u00e9ticos n\u00e3o destrutivos v\u00eam sendo desenvolvidos para acompanhamento de forma\u00e7\u00e3o de microestruturas delet\u00e9rias em materiais ferromagn\u00e9ticos. No presente trabalho, o ru\u00eddo magn\u00e9tico de Barkhausen resultante da intera\u00e7\u00e3o entre ondas emissoras de 5 Hz e 25 Hz e um a\u00e7o inoxid\u00e1vel duplex \u00e9 estudado atrav\u00e9s da transformada wavelet discreta. As fam\u00edlias db1, db5 e db10 foram analisadas com um n\u00edvel de decomposi\u00e7\u00e3o. Os resultados foram comparados com medidas de energia absorvida por impacto e microscopia \u00f3ptica. As medidas de RMS dos sinais mostraram ser eficazes na detec\u00e7\u00e3o da fase sigma e com melhores resultados para aplica\u00e7\u00e3o da fam\u00edlia db10.<br \/>\n[\/vc_column_text]<\/p>\n<p><span class=\"vc_btn2-container vc_btn2-center\"><br \/>\n<a class=\"vc_general vc_btn3 vc_btn3-size-xl vc_btn3-shape-square vc_btn3-style-classic vc_btn3-color-om-accent-color-3 vc_btn3-icon-left\" href=\"https:\/\/metrologia2021.org.br\/wp-content\/uploads\/2021\/12\/SEMETRO1_205128.pdf\"><span class=\"vc_btn3-inner\"><i class=\"vc_btn3-icon fa fa-file-pdf-o\"><\/i> Download do Artigo<\/span><\/a><br \/>\n<\/span><br \/>\n&nbsp;<\/p>\n<p>[vc_text_separator title=&#8221;V\u00cdDEO&#8221; i_icon_fontawesome=&#8221;fa fa-video-camera&#8221; color=&#8221;om-accent-color-3&#8243; add_icon=&#8221;true&#8221;]<\/p>\n<p><iframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/vZpx-XobWPI\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_text_separator title=&#8221;ARTIGO&#8221; i_icon_fontawesome=&#8221;fa fa-file-pdf-o&#8221; color=&#8221;om-accent-color-3&#8243; add_icon=&#8221;true&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]Autores: Edgard de Macedo Silva, Silvana Luciene do Nascimento Cunha Costa, Bruno Ribeiro Ara\u00fajo, Suzete Elida Nobrega Correia, Amanda Medeiros&hellip;<\/p>\n<p><a href=\"https:\/\/metrologia2021.org.br\/?p=2287\" class=\"read-more-link\"><span class=\"read-more-icon\"><\/span>Leia mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/posts\/2287"}],"collection":[{"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2287"}],"version-history":[{"count":1,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/posts\/2287\/revisions"}],"predecessor-version":[{"id":2301,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=\/wp\/v2\/posts\/2287\/revisions\/2301"}],"wp:attachment":[{"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/metrologia2021.org.br\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}