{"id":520,"date":"2024-06-22T17:05:34","date_gmt":"2024-06-22T09:05:34","guid":{"rendered":"https:\/\/handaspring.com\/?p=520"},"modified":"2026-10-19T08:26:22","modified_gmt":"2026-10-19T00:26:22","slug":"what-are-the-influencing-factors-of-shielding-materials-on-shielding-effectiveness","status":"publish","type":"post","link":"https:\/\/www.handaspring.com\/de\/what-are-the-influencing-factors-of-shielding-materials-on-shielding-effectiveness.html","title":{"rendered":"Welchen Einfluss haben die Abschirmungsmaterialien auf die Wirksamkeit der Abschirmung?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Ein tiefes Verst\u00e4ndnis der folgenden Schlussfolgerungen ist f\u00fcr die Strukturplanung wichtig.<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1) <strong>Je besser die elektrische Leitf\u00e4higkeit und die magnetische Permeabilit\u00e4t des Materials sind, desto h\u00f6her ist die Abschirmwirkung<\/strong>aber das tats\u00e4chliche Metallmaterial kann nicht beide Aspekte ber\u00fccksichtigen. Zum Beispiel hat Kupfer eine gute elektrische Leitf\u00e4higkeit, aber eine schlechte magnetische Permeabilit\u00e4t; Eisen hat eine gute magnetische Permeabilit\u00e4t, aber eine schlechte Leitf\u00e4higkeit. Welches Material verwendet werden sollte, h\u00e4ngt davon ab, ob die spezifische Abschirmung haupts\u00e4chlich von Reflexionsverlusten oder Absorptionsverlusten abh\u00e4ngt, um zu bestimmen, ob der Schwerpunkt auf der elektrischen Leitf\u00e4higkeit oder der magnetischen Permeabilit\u00e4t liegt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2) Wenn die Frequenz niedrig ist, ist der Absorptionsverlust sehr gering, und der Reflexionsverlust ist der Hauptmechanismus f\u00fcr die Wirksamkeit der Abschirmung.<strong> der Reflexionsverlust sollte so weit wie m\u00f6glich erh\u00f6ht werden<\/strong>;<\/p>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img decoding=\"async\" src=\"https:\/\/www.handaspring.com\/d\/file\/p\/2023\/03-29\/small3292bee919a76e178fee6730ba59e8b6.jpg\" alt=\"Spiralf\u00f6rmige EMI-Federn, die unter Spannung stehen (Abschirmungswirkung\uff09)\" style=\"object-fit:cover;width:750px;height:600px\" title=\"Spirale EMI\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3) <strong>Der Reflexionsverlust h\u00e4ngt von den Eigenschaften der Strahlungsquelle ab.<\/strong> Bei der Strahlungsquelle mit elektrischem Feld ist der Reflexionsverlust sehr gro\u00df, bei der Strahlungsquelle mit magnetischem Feld ist der Reflexionsverlust sehr gering. Deshalb,<a href=\"\/sectors\/\" title=\"\"> die Abschirmung des Magnetfeldes<\/a> Strahlungsquellen h\u00e4ngt haupts\u00e4chlich vom Absorptionsverlust der Materialien ab, und als Abschirmmaterialien sollten Materialien mit h\u00f6herer magnetischer Permeabilit\u00e4t gew\u00e4hlt werden.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4)<strong> Der Reflexionsverlust h\u00e4ngt von der Entfernung zwischen Abschirmung und Strahlungsquelle ab.<\/strong> Bei der Strahlungsquelle f\u00fcr das elektrische Feld ist der Reflexionsverlust umso gr\u00f6\u00dfer, je gr\u00f6\u00dfer der Abstand ist; bei der Strahlungsquelle f\u00fcr das magnetische Feld ist der Reflexionsverlust umso geringer, je gr\u00f6\u00dfer der Abstand ist; die richtige Beurteilung der Art der Strahlungsquelle, um zu entscheiden, ob sie sich in der N\u00e4he des Abschirmk\u00f6rpers oder des Hauptabschirmk\u00f6rpers befinden sollte, ist ein wichtiger Inhalt der Strukturplanung.<\/p>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img decoding=\"async\" src=\"https:\/\/www.handaspring.com\/d\/file\/p\/2023\/03-29\/small078fb17a5e49adad692df0bf62d21407.jpg\" alt=\"Spiralf\u00f6rmige EMI-Federkraftdichtungen\uff08Schirmwirkung\uff09\" style=\"object-fit:cover;width:750px;height:600px\" title=\"Spirale EMI\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5) <strong>Bei hohen Frequenzen ist der Absorptionsverlust der wichtigste Abschirmungsmechanismus.<\/strong>und hat wenig damit zu tun, ob es sich bei der Strahlungsquelle um eine Strahlungsquelle mit elektrischem oder magnetischem Feld handelt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6) <strong>Elektrische Feldwellen lassen sich am einfachsten abschirmen<\/strong>, gefolgt von ebenen Wellen, und Magnetfeldwellen sind am schwierigsten abzuschirmen. Vor allem niederfrequente Magnetfelder (unter 1 KHz) sind schwer abzuschirmen. F\u00fcr niederfrequente Magnetfelder sollten hochpermeable Materialien verwendet werden, oder sogar Materialien, die hochleitf\u00e4hige Materialien mit hochpermeablen Materialien kombinieren.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ein tiefes Verst\u00e4ndnis der folgenden Schlussfolgerungen ist f\u00fcr die Strukturplanung wichtig.<\/p>\n<p>1) Je besser die elektrische Leitf\u00e4higkeit und...<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[33],"tags":[],"benner":[],"class_list":["post-520","post","type-post","status-publish","format-standard","hentry","category-news"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"A deep understanding of the following conclusions is important for structural design. 1) The better the electrical conductivity and...\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"handaspring\"\/>\n\t<meta name=\"google-site-verification\" content=\"SvICQ91yq31L8W5D23BhA89zW6MbVWrcsHJKbV-wev4\" \/>\n\t<meta name=\"msvalidate.01\" content=\"74785BF12C2C7C38D368E18272B6ABA3\" \/>\n\t<meta name=\"yandex-verification\" content=\"80d2a162c16d0e78\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.handaspring.com\/de\/what-are-the-influencing-factors-of-shielding-materials-on-shielding-effectiveness.html\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 5.0.4\" \/>\n\n\t\t<!-- Google tag (gtag.js) -->\n<script async src=\"https:\/\/www.googletagmanager.com\/gtag\/js?id=G-WXFBQ8KT8H\"><\/script>\n<script>\nwindow.dataLayer = window.dataLayer || [];\nfunction gtag(){dataLayer.push(arguments);}\ngtag('js', new Date());\ngtag('config', 'G-WXFBQ8KT8H');\n<\/script>\n<script src=\"https:\/\/analytics.ahrefs.com\/analytics.js\" data-key=\"j92zkGs9LQiDCdYRo3xZ7w\" async><\/script>\n\n<script>\nvar ahrefs_analytics_script = document.createElement('script');\nahrefs_analytics_script.async = true;\nahrefs_analytics_script.src = 'https:\/\/analytics.ahrefs.com\/analytics.js';\nahrefs_analytics_script.setAttribute('data-key', 'j92zkGs9LQiDCdYRo3xZ7w');\ndocument.getElementsByTagName('head')[0].appendChild(ahrefs_analytics_script);\n<\/script>\n\n<!-- Google Tag Manager -->\n<script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':\nnew Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],\nj=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=\n'https:\/\/www.googletagmanager.com\/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);\n})(window,document,'script','dataLayer','GTM-5GMPBRKP');<\/script>\n<!-- End Google Tag Manager -->\n\t\t<meta property=\"og:locale\" content=\"de_DE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Spring Energized Seal Manufacturing- Handa Spring - Professional Chinese manufacturer of spring energized seal components: High-precision Canted Coil, Cantilever U\/V, Detached Leg (Fishback), Full Contact (Raco) &amp; Helical Springs. 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