{"id":597434,"date":"2024-11-05T21:52:08","date_gmt":"2024-11-05T21:52:08","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-16526-22011\/"},"modified":"2024-11-05T21:52:08","modified_gmt":"2024-11-05T21:52:08","slug":"iso-16526-22011","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-16526-22011\/","title":{"rendered":"ISO 16526-2:2011"},"content":{"rendered":"<p>L&#039;ISO 16526-2:2011 d\u00e9crit une m\u00e9thode de contr\u00f4le de la constance d&#039;un syst\u00e8me radiog\u00e8ne; la m\u00e9thode de contr\u00f4le s&#039;applique principalement \u00e0 la tension du tube et \u00e9galement au courant du tube, \u00e0 la constitution de la cible, lesquels peuvent subir des variations avec le vieillissement du tube.<\/p>\n<p>La m\u00e9thode du filtre \u00e9pais est bas\u00e9e sur le mesurage de la dose recueillie derri\u00e8re un filtre \u00e9pais d\u00e9fini et selon des distances d\u00e9finies entre le tube, le filtre et l&#039;appareil de mesure.<\/p>\n<p>Cette m\u00e9thode se caract\u00e9rise par une sensibilit\u00e9 \u00e9lev\u00e9e aux variations de tension, mais ne permet pas l&#039;obtention d&#039;une valeur absolue de la tension des tubes radiog\u00e8nes. Il s&#039;av\u00e8re donc n\u00e9cessaire d&#039;utiliser une valeur de r\u00e9f\u00e9rence, \u00e0 laquelle il est conseill\u00e9 d&#039;avoir recours dans le cadre des essais pour acceptation du syst\u00e8me.<\/p>\n<p>La m\u00e9thode du filtre \u00e9pais est relativement simple d&#039;un point de vue technique et peut \u00eatre pratiqu\u00e9e par l&#039;op\u00e9rateur d&#039;un syst\u00e8me radiog\u00e8ne afin de le soumettre de fa\u00e7on r\u00e9guli\u00e8re \u00e0 des contr\u00f4les de la constance.<\/p>\n<p>Il est \u00e9galement possible d&#039;appliquer cette m\u00e9thode pour les contr\u00f4les de la constance r\u00e9alis\u00e9s apr\u00e8s changement de composants qui peuvent influencer la tension du tube.<\/p>\n<p>Cette m\u00e9thode est applicable \u00e0 tous les syst\u00e8me radiog\u00e8nes, c&#039;est-\u00e0-dire aux g\u00e9n\u00e9rateurs \u00e0 tension constante, aux g\u00e9n\u00e9rateurs \u00e0 tension autoredress\u00e9e et aux g\u00e9n\u00e9rateurs \u00e0 tension puls\u00e9e, caract\u00e9ris\u00e9s par un courant de tube sup\u00e9rieur \u00e0 1 mA.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Essais non destructifs \u2014 Mesurage et \u00e9valuation de la tension des tubes radiog\u00e8nes \u2014 Partie 2: Contr\u00f4le de la constance selon la m\u00e9thode du filtre \u00e9pais<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>2011-12<\/td>\n<td>14<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":597445,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[293,2634],"product_tag":[],"class_list":{"0":"post-597434","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-19-100","7":"product_cat-iso","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/597434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/597445"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=597434"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=597434"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=597434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}