{"id":4352,"date":"2023-04-18T05:02:37","date_gmt":"2023-04-18T05:02:37","guid":{"rendered":"https:\/\/hsmagnet.com\/?p=4352"},"modified":"2025-09-05T05:57:37","modified_gmt":"2025-09-05T05:57:37","slug":"comment-fonctionnent-les-freins-et-les-embrayages-magnetiques","status":"publish","type":"post","link":"https:\/\/hsmagnet.com\/fr\/2023\/04\/18\/how-do-magnetic-brakes-clutches-operate\/","title":{"rendered":"Fonctionnement des freins et embrayages magn\u00e9tiques\u00a0: guide sur la technologie des courants de Foucault et de l&#039;hyst\u00e9r\u00e9sis"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Magnetic brakes and clutches are essential components in industrial systems, providing precise and reliable torque control. Unlike traditional friction-based systems, they operate without mechanical contact, offering exceptional durability and clean, maintenance-free operation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So, how do they work? Let&#8217;s explore the two primary types:<\/p>\n\n\n\n<!--more-->\n\n\n<div class=\"root-eb-toc-ti8n6 wp-block-essential-blocks-table-of-contents\"><div class=\"eb-parent-wrapper eb-parent-eb-toc-ti8n6 \"><div class=\"eb-toc-container eb-toc-ti8n6  eb-toc-is-not-sticky eb-toc-not-collapsible eb-toc-initially-not-collapsed eb-toc-scrollToTop style-1 list-style-none\" data-scroll-top=\"false\" data-scroll-top-icon=\"fas fa-angle-up\" data-collapsible=\"false\" data-sticky-hide-mobile=\"false\" data-sticky=\"false\" data-scroll-target=\"scroll_to_toc\" data-copy-link=\"false\" data-editor-type=\"\" data-hide-desktop=\"false\" data-hide-tab=\"false\" data-hide-mobile=\"false\" data-itemcollapsed=\"false\" data-highlight-scroll=\"false\"><div class=\"eb-toc-header\"><h2 class=\"eb-toc-title\">Table of Contents<\/h2><\/div><div class=\"eb-toc-wrapper \" data-headers=\"[{&quot;level&quot;:2,&quot;content&quot;:&quot;Hysteresis Brakes and Clutches&quot;,&quot;text&quot;:&quot;Hysteresis Brakes and Clutches&quot;,&quot;link&quot;:&quot;hysteresis-brakes-and-clutches&quot;},{&quot;level&quot;:2,&quot;content&quot;:&quot;Eddy Current Brakes and Clutches&quot;,&quot;text&quot;:&quot;Eddy Current Brakes and Clutches&quot;,&quot;link&quot;:&quot;eddy-current-brakes-and-clutches&quot;},{&quot;level&quot;:2,&quot;content&quot;:&quot;Common Applications&quot;,&quot;text&quot;:&quot;Common Applications&quot;,&quot;link&quot;:&quot;common-applications&quot;}]\" data-visible=\"[true,true,true,true,true,true]\" data-delete-headers=\"[{&quot;label&quot;:&quot;Hysteresis Brakes and Clutches&quot;,&quot;value&quot;:&quot;hysteresis-brakes-and-clutches&quot;,&quot;isDelete&quot;:false},{&quot;label&quot;:&quot;Eddy Current Brakes and Clutches&quot;,&quot;value&quot;:&quot;eddy-current-brakes-and-clutches&quot;,&quot;isDelete&quot;:false},{&quot;label&quot;:&quot;Common Applications&quot;,&quot;value&quot;:&quot;common-applications&quot;,&quot;isDelete&quot;:false}]\" data-smooth=\"true\" data-top-offset=\"\"><div class=\"eb-toc__list-wrap\"><ul class=\"eb-toc__list\"><li><a href=\"#hysteresis-brakes-and-clutches\">Hysteresis Brakes and Clutches<\/a><li><a href=\"#eddy-current-brakes-and-clutches\">Eddy Current Brakes and Clutches<\/a><li><a href=\"#common-applications\">Common Applications<\/a><\/ul><\/div><\/div><\/div><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>Hysteresis Brakes and Clutches<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Principle of Operation:<\/strong> Hysteresis devices use a magnetic field to create a smooth, controlled resistance. An electromagnet, powered by an external current, generates a magnetic field that acts on a special steel rotor. As the rotor rotates, its magnetic properties are constantly cycled, which requires energy. This energy conversion creates a consistent braking or clutching torque that is <strong>independent of shaft speed<\/strong>. The amount of torque is directly proportional to the current supplied to the electromagnet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key Advantages:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Precise, Constant Torque:<\/strong> Torque output remains consistent regardless of shaft speed, from zero to maximum RPM.<\/li>\n\n\n\n<li><strong>Smooth Control:<\/strong> No &#8220;stick-slip&#8221; or sudden engagement, ensuring gentle, smooth acceleration and braking.<\/li>\n\n\n\n<li><strong>No Wear:<\/strong> The design has no rubbing parts, so there&#8217;s no friction, wear, or particle generation.<\/li>\n\n\n\n<li><strong>Variable Torque:<\/strong> Torque can be precisely adjusted by controlling the input current.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Eddy Current Brakes and Clutches<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Principle of Operation:<\/strong> Eddy current devices operate on the principle of electromagnetic induction. As a conductive disc (typically copper or aluminum) rotates within a magnetic field, it generates swirling electrical currents, known as <strong>eddy currents<\/strong>. These currents create their own magnetic field, which opposes the primary magnetic field. This opposition creates a powerful and non-contact braking torque.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field-1024x683.webp\" alt=\"Diagram showing the internal components of a hysteresis brake, including the electromagnet coil and a rotor moving within the magnetic field.\" class=\"wp-image-13571\" srcset=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field-1024x683.webp 1024w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field-300x200.webp 300w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field-768x512.webp 768w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field-600x400.webp 600w, https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/Diagram-showing-the-internal-components-of-a-hysteresis-brake-including-the-electromagnet-coil-and-a-rotor-moving-within-the-magnetic-field.webp 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Key Advantages:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High-Speed Performance:<\/strong> Ideal for high-speed applications where smooth deceleration is critical.<\/li>\n\n\n\n<li><strong>High Durability:<\/strong> Like hysteresis brakes, there are no contact points, leading to a long service life.<\/li>\n\n\n\n<li><strong>Excellent Heat Dissipation:<\/strong> The design is highly effective at dissipating heat generated during braking.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Common Applications<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The ability to provide precise, non-contact torque control makes magnetic brakes and clutches invaluable in a variety of industries:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Packaging &amp; Converting:<\/strong> Used for <strong>tension control<\/strong> on web handling systems for films, papers, and foils.<\/li>\n\n\n\n<li><strong>Textile Manufacturing:<\/strong> Ensures consistent yarn and fiber tension for improved product quality.<\/li>\n\n\n\n<li><strong>Printing &amp; Laminating:<\/strong> Provides high-precision web handling to prevent tearing and wrinkling.<\/li>\n\n\n\n<li><strong>Medical &amp; Scientific:<\/strong> Used in clean-room environments where contamination from friction dust is unacceptable.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">By choosing the right magnetic solution, manufacturers can improve process control, reduce waste, and extend the lifespan of their equipment. If you need a reliable and maintenance-free way to manage torque, a magnetic brake or clutch could be the perfect solution for your application.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Learn more about our innovative magnetic transmission solutions and explore the full product range at <strong><a href=\"https:\/\/hsmagnet.com\/\">HSMagnet<\/a><\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les freins et embrayages magn\u00e9tiques sont des composants essentiels des syst\u00e8mes industriels, assurant un contr\u00f4le pr\u00e9cis et fiable du couple. Contrairement aux syst\u00e8mes traditionnels \u00e0 friction, ils fonctionnent sans contact m\u00e9canique, offrant une durabilit\u00e9 exceptionnelle et un fonctionnement propre et sans entretien. Comment fonctionnent-ils\u00a0? Examinons les deux principaux types\u00a0:<\/p>","protected":false},"author":1,"featured_media":13570,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","footnotes":""},"categories":[22],"tags":[],"class_list":["post-4352","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-magnetic-applicaitons"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Magnetic Brakes &amp; Clutches: How They Work &amp; Key Benefits<\/title>\n<meta name=\"description\" content=\"Learn how magnetic brakes and clutches use hysteresis and eddy currents for precise, non-contact torque control. Discover their benefits, from no wear to smooth operation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hsmagnet.com\/fr\/2023\/04\/18\/comment-fonctionnent-les-freins-et-les-embrayages-magnetiques\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Magnetic Brakes &amp; Clutches: How They Work &amp; Key Benefits\" \/>\n<meta property=\"og:description\" content=\"Learn how magnetic brakes and clutches use hysteresis and eddy currents for precise, non-contact torque control. Discover their benefits, from no wear to smooth operation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hsmagnet.com\/fr\/2023\/04\/18\/comment-fonctionnent-les-freins-et-les-embrayages-magnetiques\/\" \/>\n<meta property=\"og:site_name\" content=\"Hangzhou HS Magnet Co.,Ltd.\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-18T05:02:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-05T05:57:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hsmagnet.com\/wp-content\/uploads\/2023\/04\/A-silver-and-black-industrial-magnetic-clutch-a-key-component-for-tension-control-and-power-transmission-in-machinery.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2048\" \/>\n\t<meta property=\"og:image:height\" content=\"2048\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Jacky Wang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jacky Wang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/\"},\"author\":{\"name\":\"Jacky Wang\",\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/#\\\/schema\\\/person\\\/2042961b22b388427c42af00bf3eb9fd\"},\"headline\":\"How Magnetic Brakes and Clutches Work: A Guide to Hysteresis and Eddy Current Technology\",\"datePublished\":\"2023-04-18T05:02:37+00:00\",\"dateModified\":\"2025-09-05T05:57:37+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/\"},\"wordCount\":438,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hsmagnet.com\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/A-silver-and-black-industrial-magnetic-clutch-a-key-component-for-tension-control-and-power-transmission-in-machinery.webp\",\"articleSection\":[\"Magnetic Applicaitons\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/\",\"url\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/\",\"name\":\"Magnetic Brakes & Clutches: How They Work & Key Benefits\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hsmagnet.com\\\/2023\\\/04\\\/18\\\/how-do-magnetic-brakes-clutches-operate\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hsmagnet.com\\\/wp-content\\\/uploads\\\/2023\\\/04\\\/A-silver-and-black-industrial-magnetic-clutch-a-key-component-for-tension-control-and-power-transmission-in-machinery.webp\",\"datePublished\":\"2023-04-18T05:02:37+00:00\",\"dateModified\":\"2025-09-05T05:57:37+00:00\",\"description\":\"Learn how magnetic brakes and clutches use hysteresis and eddy currents for precise, non-contact torque control. 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