{"id":179295,"date":"2017-03-14T00:00:00","date_gmt":"2017-03-14T00:00:00","guid":{"rendered":"https:\/\/eenewseurope.artwhere.co\/recom-enrichit-son-manuel-dc-dc-book-of-knowledge-dun-chapitre-sur-le-magnetisme\/"},"modified":"2017-03-14T00:00:00","modified_gmt":"2017-03-14T00:00:00","slug":"recom-enrichit-son-manuel-dc-dc-book-of-knowledge-dun-chapitre-sur-le-magnetisme","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/recom-enrichit-son-manuel-dc-dc-book-of-knowledge-dun-chapitre-sur-le-magnetisme\/","title":{"rendered":"RECOM enrichit son manuel DC\/DC \u00ab\u00a0Book of Knowledge\u00a0\u00bb d\u2019un chapitre sur le magn\u00e9tisme"},"content":{"rendered":"<p>Ce&nbsp;manuel de 280 pages comprend une introduction d\u00e9taill\u00e9e portant sur les diff\u00e9rentes topologies de convertisseurs DC\/DC, les boucles de r\u00e9troaction (analogiques et num\u00e9riques), les tests et les mesures, la protection, le filtrage, la s\u00e9curit\u00e9, la fiabilit\u00e9, les drivers de courant constant ainsi que les applications DC\/DC. Cette troisi\u00e8me \u00e9dition a \u00e9t\u00e9 enrichie d\u2019un chapitre suppl\u00e9mentaire sur le magn\u00e9tisme qui explique les principes de base des bobines d\u2019inductance et des transformateurs.<\/p>\n<p>Ce chapitre commence par la terminologie, la saturation du noyau, les bobines&nbsp;\u00e0 entrefer, la g\u00e9om\u00e9trie du noyau, les pertes du noyau, l\u2019effet de peau et l\u2019effet de proximit\u00e9. Les exemples de r\u00e9alisation de convertisseurs de tension DC\/DC de type buck et boost montrent comment calculer correctement les dimensions des composants magn\u00e9tiques et comment calculer les pertes dans le noyau magn\u00e9tique et les \u00e9l\u00e9ments de commutation.<\/p>\n<p>Continuant avec la conception des convertisseurs de tension DC\/DC, cette section montre comment sp\u00e9cifier des transformateurs Royer push-pull, Forward et Flyback, avec d\u2019autres exemples de r\u00e9alisation indiquant comment calculer les dimensions, les rapports de transformation, les pertes et les limites du rapport cyclique pour ces topologies.<br \/>\nPour les transformateurs Flyback, le calcul de la hauteur de l\u2019entrefer et des dimensions de la bobine est \u00e9galement expliqu\u00e9. Les effets du flux de fuite, de l\u2019inductance de fuite et de la capacit\u00e9 de fuite sont approfondis et des techniques d\u2019enroulement visant \u00e0 r\u00e9duire ces effets sont \u00e9tudi\u00e9es.<\/p>\n<p>Enfin, cette partie se termine par une courte discussion sur une conception pour de faibles interf\u00e9rences \u00e9lectromagn\u00e9tiques (IEM) et des marges de s\u00e9curit\u00e9 ad\u00e9quates pour la temp\u00e9rature interne du noyau.<\/p>\n<hr \/>\n<p>M\u00eame si ce chapitre suppl\u00e9mentaire ne peut pas aborder \u00e0 lui seul tous les aspects de la conception des composants pour les bobines d\u2019inductance et les transformateurs, il s\u2019agit d\u2019une introduction utile sur les principes fondamentaux du magn\u00e9tisme. Les exemples de r\u00e9alisation montrent comment la th\u00e9orie peut \u00eatre mise en pratique.<\/p>\n<p>Des exemplaires imprim\u00e9s sur papier peuvent \u00eatre acquis aupr\u00e8s de Digi-Key. Des versions PDF en anglais et en allemand, entre autre, sont librement t\u00e9l\u00e9chargeables sur le site RECOM.<\/p>\n<p>En quelques semaines, plus de 1000 ing\u00e9nieurs du monde entier ont d\u00e9j\u00e0 t\u00e9l\u00e9charg\u00e9 la version en ligne. Ceci montre \u00e0 quel point cette source d\u2019informations pratiques et d\u00e9taill\u00e9es sur l\u2019alimentation \u00e9lectrique est pr\u00e9cieuse pour les personnes travaillant dans ce domaine. Steve Roberts, l\u2019auteur du manuel, d\u00e9clare&nbsp;: \u00ab\u00a0Je suis ravi d\u2019apprendre que le nouveau manuel rencontre un si grand succ\u00e8s au sein de la branche et aupr\u00e8s de la communaut\u00e9 \u00e9ducative. Ce chapitre suppl\u00e9mentaire est le fruit d\u2019un long travail qui en aura vraiment valu la peine.\u00a0\u00bb<\/p>\n<p><a href=\"http:\/\/www.recom-power.com\/bok\" target=\"_blank\" rel=\"noopener\">www.recom-power.com\/bok<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La troisi\u00e8me \u00e9dition du manuel DC\/DC \u00ab\u00a0Book of Knowledge\u00a0\u00bb de RECOM, qui vient de para\u00eetre, contient un chapitre suppl\u00e9mentaire sur le magn\u00e9tisme. Son contenu g\u00e9n\u00e9ral est in\u00e9vitablement tr\u00e8s technique, mais il est facilement accessible, que ce soit pour des ing\u00e9nieurs, des concepteurs ou des \u00e9tudiants. Il propose aussi des conseils pratiques et des exemples de r\u00e9alisation.<\/p>\n","protected":false},"author":9,"featured_media":179296,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-179295","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","domains-electronique-eci"],"acf":[],"yoast_head":"<title>RECOM enrichit son manuel DC\/DC &quot;Book of Knowledge&quot; d\u2019un chap...<\/title>\n<meta name=\"description\" content=\"La troisi\u00e8me \u00e9dition du manuel DC\/DC &quot;Book of Knowledge&quot; de RECOM, qui vient de para\u00eetre, contient un chapitre suppl\u00e9mentaire sur le magn\u00e9tisme. Son...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecinews.fr\/fr\/wp-json\/wp\/v2\/posts\/179295\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"RECOM enrichit son manuel DC\/DC &quot;Book of Knowledge&quot; d\u2019un chapitre sur le magn\u00e9tisme\" \/>\n<meta property=\"og:description\" content=\"La troisi\u00e8me \u00e9dition du manuel DC\/DC &quot;Book of Knowledge&quot; de RECOM, qui vient de para\u00eetre, contient un chapitre suppl\u00e9mentaire sur le magn\u00e9tisme. Son contenu g\u00e9n\u00e9ral est in\u00e9vitablement tr\u00e8s technique, mais il est facilement accessible, que ce soit pour des ing\u00e9nieurs, des concepteurs ou des \u00e9tudiants. 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