{"id":1489,"date":"2025-08-21T16:08:08","date_gmt":"2025-08-21T08:08:08","guid":{"rendered":"https:\/\/www.battery-material.com\/?p=1489"},"modified":"2025-08-21T16:13:11","modified_gmt":"2025-08-21T08:13:11","slug":"why-did-we-abandon-the-dual-axis-slow-shredding-technology","status":"publish","type":"post","link":"https:\/\/www.battery-material.com\/de\/why-did-we-abandon-the-dual-axis-slow-shredding-technology\/","title":{"rendered":"Warum haben wir die Dual-Axis-Slow-Shredder-Technologie aufgegeben?"},"content":{"rendered":"<p>Die Recyclingtechnologie f\u00fcr Lithiumbatterien folgt dieser Reihenfolge: Zun\u00e4chst werden Produktionsabf\u00e4lle und defekte Produkte recycelt. Anschlie\u00dfend werden ausgemusterte Lithiumbatterien recycelt. Daher kam zuerst die Elektrodenleitungstechnologie, gefolgt von der Batterieleitungstechnologie.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"767\" height=\"1024\" src=\"https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet-767x1024.webp\" alt=\"\" class=\"wp-image-1490\" srcset=\"https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet-767x1024.webp 767w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet-225x300.webp 225w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet-768x1025.webp 768w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet-9x12.webp 9w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Lithium-electrode-sheet.webp 1080w\" sizes=\"(max-width: 767px) 100vw, 767px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Zweiwellen-Langsaml\u00e4ufer<\/h2>\n\n\n\n<p>Typisch f\u00fcr die Elektrodenlinientechnologie sind langsam laufende Zweiwellen-Zerkleinerer. Dabei wird das Kathodenabfallmaterial \u00fcblicherweise \u00fcber ein F\u00f6rderband transportiert. Es gelangt zur Vorzerkleinerung in einen Zweiwellen-Zerkleinerer. Dabei entsteht eine Partikelgr\u00f6\u00dfe von ca. 100 mm. Anschlie\u00dfend gelangt das Material am unteren Ende in den Prallbrecher zur Nachzerkleinerung. Die Partikelgr\u00f6\u00dfe variiert je nach Bedarf der nachgeschalteten Anlage zwischen 10 mm und 30 mm. Durch die Verwendung eines Zerkleinerers zur Vorzerkleinerung wird ein Verstopfen des Prallbrechers vermieden, da weniger Materialverwicklungen entstehen. Zerkleinerer und Brecher sind \u00fcbereinander angeordnet.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Warum ist die Verwendung eines Doppelwellen-Langsamzerkleinerers nicht zu empfehlen?<\/h2>\n\n\n\n<p>Viele Unternehmen und Institutionen erweitern ihre Batterieserien mithilfe der Elektrodentechnologie. Dabei \u00fcbersehen sie h\u00e4ufig neue Innovationen, die f\u00fcr ausrangierte Lithiumbatterien entwickelt wurden.<\/p>\n\n\n\n<p>Ausgediente Lithiumbatterien \u00e4hneln nicht mehr langen Streifen aus Altelektroden. Ihnen fehlt eine stabile Au\u00dfenh\u00fclle. Lithiumbatterien gibt es \u00fcblicherweise in drei Formen: zylindrisch, als Softpack und quadratisch. Das Geh\u00e4usematerial ist stabil. Das Innenmaterial ist fest gewickelt oder scheibenf\u00f6rmig. Dies unterscheidet sich deutlich von den losen, langen Streifen aus Altelektroden.<\/p>\n\n\n\n<p>Zweitens werden ausgediente Lithiumbatterien geladen. Jeder Bruch besch\u00e4digt zun\u00e4chst die Membran. Dazu geh\u00f6ren Penetration, Extrusion, Durchsto\u00dfen von Lithiumdendriten, Schrumpfen, Schmelzen und Kollabieren. Infolgedessen tritt ein interner Kurzschluss auf. Falsche Bruchmethode und falsche Arbeitsbedingungen k\u00f6nnen zu einem schnellen Temperaturanstieg und Hitzestau f\u00fchren. Steigt die Temperatur kurzzeitig an, bricht der SEI-Film in der Batterie zusammen. Dadurch kommt der Elektrolyt mit dem Lithiummetall im Graphit der negativen Elektrode in Ber\u00fchrung. Zwischen der positiven und der negativen Elektrode kommt es zu einer gegenseitigen Beeinflussung. Das Material der positiven Elektrode \u00e4ndert seine Phase und setzt Sauerstoff frei. Dieser Sauerstoff reagiert mit dem reduzierten Lithiumcarbid der negativen Elektrode. Es kommt zum thermischen Durchgehen, das zu Unf\u00e4llen wie Rauch, Feuer und Explosionen f\u00fchren kann.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sicherheitsaspekte beim Einsatz von Doppelwellen-Langsamzerkleinerern<\/h3>\n\n\n\n<p>Der Stickstofffluss hilft, den Sauerstoffgehalt zu kontrollieren. Dies verhindert, dass beim Zerkleinern carbonathaltige L\u00f6sungsmittel aus dem Elektrolyten freigesetzt werden. Diese L\u00f6sungsmittel k\u00f6nnen sich bei Flammpunkttemperaturen entz\u00fcnden. F\u00fchrt der vor\u00fcbergehende Temperaturanstieg dazu, dass das Kathodenmaterial seine Phase \u00e4ndert und Sauerstoff freisetzt, sinkt die Schutzwirkung der Stickstoffkontrolle erheblich. Ein langsames, zweiachsiges Zerkleinerungsverfahren kann in geladenen, ausgemusterten tern\u00e4ren Batterien zu Br\u00e4nden f\u00fchren. Ausgemusterte, geladene Lithium-Ionen-Batterien sind stabiler und fangen seltener Feuer. Sie k\u00f6nnen jedoch weiterhin sch\u00e4dliche D\u00e4mpfe und Rauch freisetzen.<\/p>\n\n\n\n<p>Der Zerkleinerungsprozess muss den Temperaturanstieg der Batterie durch Kurzschluss effektiv kontrollieren. Der langsam laufende Zweiachsen-Zerkleinerer l\u00e4uft mit 5\u201370 U\/min. Diese Geschwindigkeit l\u00e4sst zu viel Zeit f\u00fcr den Temperaturanstieg durch Kurzschluss. Dies kann zu einem thermischen Durchgehen f\u00fchren. Die Zeit ist die einzige wichtige kontrollierbare Variable.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ursachen von Sicherheitsproblemen<\/h4>\n\n\n\n<p>Um Rauch, Feuer und Explosionen zu vermeiden, verlangen Hersteller dieser Art von Ger\u00e4ten h\u00e4ufig das Entladen von Batteriezellen. Dies gilt insbesondere f\u00fcr geladene Dreistoffbatterien. Doch ob Entladung durch physikalische Last, Entladung durch chemische Salzl\u00f6sung oder andere Methoden \u2013 dies hat erhebliche Nebenwirkungen. Den Artikel \u00fcber die Nebenwirkungen der Einzelzellenentladung finden Sie auf dem offiziellen WeChat-Konto. Warum ist das Entladen von Batteriezellen im nationalen Standardprojekt \u201eSicherheitstechnische Spezifikationen f\u00fcr die Demontage und Zerkleinerung von Fahrzeugbatterien\u201c so wichtig? Dies steht im Widerspruch zur aktuellen Technologie zur direkten Zerkleinerung geladener Batterien, die Industriebetreiber ben\u00f6tigen.<\/p>\n\n\n\n<p>Nach der Zerkleinerung folgt der Pyrolyseprozess. Dieser Prozess ben\u00f6tigt die gr\u00f6\u00dfte Heizfl\u00e4che f\u00fcr das zerkleinerte Material. Der langsam laufende Zweiwellen-Zerkleinerer zerkleinert das Batteriematerial nicht optimal. Dies f\u00fchrt zu einer mangelnden Ausdehnung der Heizfl\u00e4che. Wird direkt im Anschluss ein Hammerbrecher eingesetzt, wickelt sich die Kupfer- und Aluminiumfolie um das schwarze Pulver. Dies schw\u00e4cht den Zerkleinerungseffekt und reduziert die Pyrolyse-Heizfl\u00e4che noch weiter.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Es gibt mehrere kleinere technische Neuerungen:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kontrollieren Sie den Sauerstoffgehalt, um mehr Fluor in Fluorwasserstoffgas umzuwandeln. Dies verhindert die Bildung von Lithiumfluorid im Schwarzpulver und erleichtert die Nassextraktion.<\/li>\n\n\n\n<li>Beheben Sie den Temperaturanstieg durch Mikrokurzschl\u00fcsse und verhindern Sie Stromschl\u00e4ge in zerquetschten Materialien.<\/li>\n\n\n\n<li>Maximieren Sie die erhitzte Oberfl\u00e4che zerkleinerter Materialien, um den Pyrolyseprozess zu verbessern.<\/li>\n\n\n\n<li>Halten Sie Kupfer- und Aluminiumfolien intakt. Dies verhindert die Bildung von Aluminiumpulver beim Zerkleinern. Dies erleichtert das sp\u00e4tere Sortieren und Entfernen von Kupfer und Aluminium.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Die beste Wahl nach technologischer Iteration \u2013 Hochgeschwindigkeits-Scheranlagen<\/h2>\n\n\n\n<p>Schlie\u00dflich haben wir die Elektrodenleitungstechnologie aufgegeben. Stattdessen konzentrierten wir uns auf ausgediente Batterierohstoffe. Basierend auf den Forschungsergebnissen und der praktischen Arbeit unseres Ingenieurteams haben wir die zweiachsige, langsame Zerkleinerungstechnologie ge\u00e4ndert. Jetzt verwenden wir eine Hochgeschwindigkeits-Scher- und Zerkleinerungstechnologie. Wir haben sie unter anderem im Zhejiang Tianneng Huzhou-Projekt und im Ningbo Wei Fu Lishui-Projekt eingesetzt. Die Ergebnisse waren positiv und iterativ.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Empfohlene Hochgeschwindigkeits-Scherger\u00e4te<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Zyklonm\u00fchlentechnologie: Ein revolution\u00e4rer Durchbruch beim Trockenstripping<\/h4>\n\n\n\n<p>Zyklonm\u00fchlen nutzen einen Hochgeschwindigkeits-Luftstrom zur Pulverisierung. Der schnelle Luftstrom in der speziellen Mahlkammer l\u00e4sst die Materialien aufeinanderprallen und aneinander reiben. Dieser Prozess entfernt Elektrodenmaterialien effizient. Diese Technologie l\u00f6st die Probleme der herk\u00f6mmlichen mechanischen Pulverisierung und vermeidet die Umweltverschmutzung durch Nassprozesse. Dar\u00fcber hinaus er\u00f6ffnet sie neue Wege f\u00fcr das Recycling von Lithiumbatterien.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Turbo-Mill.webp\" alt=\"Turbom\u00fchle\" class=\"wp-image-1491\" srcset=\"https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Turbo-Mill.webp 800w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Turbo-Mill-300x169.webp 300w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Turbo-Mill-768x432.webp 768w, https:\/\/www.battery-material.com\/wp-content\/uploads\/2025\/08\/Turbo-Mill-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Die Zyklonm\u00fchle ist modular aufgebaut. Sie umfasst im Wesentlichen:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ein Zuf\u00fchrsystem,<\/li>\n\n\n\n<li>ein Pulverisierungssystem,<\/li>\n\n\n\n<li>ein Bewertungssystem,<\/li>\n\n\n\n<li>ein Sammelsystem.<\/li>\n<\/ul>\n\n\n\n<p>Die Kernteile bestehen aus robuster Keramik. Dies tr\u00e4gt zur l\u00e4ngeren Lebensdauer der Ger\u00e4te bei. Das spezielle Str\u00f6mungsfeld-Design verteilt die Materialien gleichm\u00e4\u00dfig in der Mahlkammer. Dies steigert die Strippeffizienz.<\/p>\n\n\n\n<p>Im Vergleich zu herk\u00f6mmlichen Nassverfahren bietet die Zyklonm\u00fchlentechnologie erhebliche Vorteile. Der Energieverbrauch sinkt um \u00fcber 401 Tonnen pro Tonne. Die Verarbeitungseffizienz steigt um 501 Tonnen pro Tonne. Zudem entf\u00e4llt der Abwasseranfall vollst\u00e4ndig. Diese Vorteile machen sie zu einer f\u00fchrenden Technologie im Lithiumbatterie-Recycling.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Die Recyclingtechnologie f\u00fcr Lithiumbatterien folgt dieser Reihenfolge: Zun\u00e4chst werden Produktionsabf\u00e4lle und defekte Produkte recycelt. Anschlie\u00dfend kommen ausgemusterte Lithiumbatterien an die Reihe. Daher stand die Elektrodenlinientechnologie an erster Stelle, gefolgt von der Batterielinientechnologie. Langsamlaufender Zweiwellen-Zerkleinerer sind ein typisches Merkmal der Elektrodenlinientechnologie. Bei diesem Verfahren wird das Kathodenabfallmaterial \u00fcblicherweise auf eine [\u2026]<\/p>","protected":false},"author":1,"featured_media":1491,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[19],"tags":[],"class_list":["post-1489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lithium-battery-recycling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Why did we abandon the dual-axis slow shredding technology? - Battery material powder-making equipment from China<\/title>\n<meta name=\"description\" content=\"We changed the dual-axis slow shredding technology based on our engineering team&#039;s research and hands-on work. 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