{"id":225418,"date":"2012-10-18T22:00:00","date_gmt":"2012-10-18T22:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/jeu-de-circuits-de-mesure-isoles-pour-compteur-denergie\/"},"modified":"2012-10-18T22:00:00","modified_gmt":"2012-10-18T22:00:00","slug":"jeu-de-circuits-de-mesure-isoles-pour-compteur-denergie","status":"publish","type":"post","link":"https:\/\/test.ecinews.fr\/fr\/jeu-de-circuits-de-mesure-isoles-pour-compteur-denergie\/","title":{"rendered":"Jeu de circuits de mesure isol\u00e9s pour compteur d\u2019\u00e9nergie"},"content":{"rendered":"<p style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\" class=\"MsoNormal\">Cette solution permet d&rsquo;utiliser des r&eacute;sistances shunt pour la mesure de courant au lieu de transformateurs de courant, assurant ainsi l&rsquo;immunit&eacute; aux interf&eacute;rences magn&eacute;tiques et &agrave; toute tentative de falsification. Elle pr&eacute;sente, par ailleurs, une r&eacute;duction du co&ucirc;t et de l&rsquo;encombrement du syst&egrave;me.<br \/>\n&quot;Les concepteurs de compteurs &eacute;lectriques en triphas&eacute; sont de plus en plus nombreux &agrave; adopter l&rsquo;architecture &agrave; base de r&eacute;sistances shunt aux d&eacute;pens de compteurs classiques bas&eacute;s sur des transformateurs de courant afin de b&eacute;n&eacute;ficier de leurs avantages de dimensions, de co&ucirc;ts et d&rsquo;immunit&eacute; aux interf&eacute;rences magn&eacute;tiques&quot;, a d&eacute;clar&eacute; Ronn Kliger, directeur du groupe Energy, Analog Devices. &quot;Ce nouveau jeu de circuits de mesure complet leur permet de profiter rapidement de ces avantages sans impact sur les performances ni sur les fonctionnalit&eacute;s.&quot;\n<\/p>\n<p style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\" class=\"MsoNormal\">Le circuit de mesure calcule les &eacute;nergies actives, r&eacute;actives et apparentes pour les compteurs de classe 0.5. Il autorise une mesure compl&egrave;te de la qualit&eacute; de l&rsquo;&eacute;nergie, y compris la distorsion harmonique totale (THD) tout en assurant une flexibilit&eacute; maximale gr&acirc;ce aux nombreuses interfaces s&eacute;rie SPI, I2C et HSDC. Il s&rsquo;associe avec les convertisseurs A\/N continu-continu &agrave; trois voies (ADE7933) ou &agrave; deux voies (ADE7932) int&eacute;grant la technologie d&rsquo;isolation isoPower. Cet ensemble permet la compensation en temps r&eacute;el de la d&eacute;rive en temp&eacute;rature des r&eacute;sistances shunt &agrave; l&rsquo;aide de capteurs de temp&eacute;rature int&eacute;gr&eacute;s. <\/p>\n<p style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\" class=\"MsoNormal\">Le circuit de mesure est propos&eacute; en bo&icirc;tier LFCSP &agrave; 28 contacts et les convertisseurs en bo&icirc;tier SOIC large &agrave; 20 contacts avec une ligne de fuite sup&eacute;rieure &agrave; 8&nbsp;mm. Destin&eacute;e &agrave; ce jeu, la carte d&rsquo;&eacute;valuation EVAL-ADE7978EBZ est &eacute;galement disponible.<\/p>\n<p style=\"margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal\" class=\"MsoNormal\">&nbsp;<\/p>\n<p><a href=\"http:\/\/www.analog.com\/ADE7978\" target=\"_blank\" title=\"www.analog.com\/ADE7978\" rel=\"noopener\">www.analog.com\/ADE7978<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Destin\u00e9 aux applications de relev\u00e9 de la consommation d\u2019\u00e9nergie en polyphas\u00e9, le jeu de circuits de mesure enti\u00e8rement isol\u00e9 d\u2019Analog Devices associe le circuit de mesure triphas\u00e9 ADE7978 et jusqu\u2019\u00e0 quatre convertisseurs analogique\/num\u00e9rique ADE7933. Ce convertisseur A\/N sigma-delta \u00e0 trois voies int\u00e8gre les technologies propri\u00e9taires brevet\u00e9es iCoupler et isoPower pour assurer la conversion d\u2019\u00e9nergie continu-continu et le transfert de signaux \u00e0 travers une barri\u00e8re isolante jusqu\u2019\u00e0 5 kV.<\/p>\n","protected":false},"author":22,"featured_media":225419,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1149],"class_list":["post-225418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Jeu de circuits de mesure isol\u00e9s pour compteur d\u2019\u00e9nergie ...<\/title>\n<meta name=\"description\" content=\"Destin\u00e9 aux applications de relev\u00e9 de la consommation d\u2019\u00e9nergie en polyphas\u00e9, le jeu de circuits de mesure enti\u00e8rement isol\u00e9 d\u2019Analog Devices...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225418\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jeu de circuits de mesure isol\u00e9s pour compteur d\u2019\u00e9nergie\" \/>\n<meta property=\"og:description\" content=\"Destin\u00e9 aux applications de relev\u00e9 de la consommation d\u2019\u00e9nergie en polyphas\u00e9, le jeu de circuits de mesure enti\u00e8rement isol\u00e9 d\u2019Analog Devices associe le circuit de mesure triphas\u00e9 ADE7978 et jusqu\u2019\u00e0 quatre convertisseurs analogique\/num\u00e9rique ADE7933. Ce convertisseur A\/N sigma-delta \u00e0 trois voies int\u00e8gre les technologies propri\u00e9taires brevet\u00e9es iCoupler et isoPower pour assurer la conversion d\u2019\u00e9nergie continu-continu et le transfert de signaux \u00e0 travers une barri\u00e8re isolante jusqu\u2019\u00e0 5 kV.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/test.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/225418\/\" \/>\n<meta property=\"og:site_name\" content=\"EENewsEurope\" \/>\n<meta property=\"article:published_time\" content=\"2012-10-18T22:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/test.ecinews.fr\/wp-content\/uploads\/import\/default\/files\/import\/eci6256_adi-ade7933-ade7978-lo.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1860\" \/>\n\t<meta property=\"og:image:height\" content=\"1860\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"eeNews Europe\" \/>\n<meta name=\"twitter:card\" 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