{"id":13124,"date":"2025-09-29T21:14:08","date_gmt":"2025-09-29T13:14:08","guid":{"rendered":"https:\/\/www.zmsbearing.com\/?p=13124"},"modified":"2025-09-29T21:14:14","modified_gmt":"2025-09-29T13:14:14","slug":"aplicacoes-especificas-de-rolamentos-em-veiculos-electricos-evs","status":"publish","type":"post","link":"https:\/\/www.zmsbearing.com\/pt\/specific-bearing-applications-in-electric-vehicles-evs\/","title":{"rendered":"Aplica\u00e7\u00f5es espec\u00edficas de rolamentos em ve\u00edculos el\u00e9ctricos (EVs)"},"content":{"rendered":"<p>Os ve\u00edculos el\u00e9ctricos (VEs) t\u00eam alguns requisitos \u00fanicos para os rolamentos devido a <strong>velocidades mais elevadas, maior bin\u00e1rio, eletrifica\u00e7\u00e3o e necessidade de reduzir o ru\u00eddo e o atrito<\/strong>. Segue-se um resumo pormenorizado de <strong>aplica\u00e7\u00f5es espec\u00edficas de rolamentos em ve\u00edculos el\u00e9ctricos<\/strong> e os tipos de rolamentos normalmente utilizados:<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">1. Motor el\u00e9trico (motor de tra\u00e7\u00e3o)<\/h2>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamento-rigido-de-esferas\/\"><strong>Rolamentos r\u00edgidos de esferas<\/strong><\/a>: Mais comum em ambas as extremidades do veio do motor; concebido para alta velocidade e baixo ru\u00eddo.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamentos-de-ceramica\/\"><strong>Rolamentos de esferas de cer\u00e2mica h\u00edbridos<\/strong><\/a>: Esferas de cer\u00e2mica e pistas de a\u00e7o; proporcionam capacidade de alta velocidade, isolamento el\u00e9trico (evita danos causados pela corrente el\u00e9ctrica) e menor fric\u00e7\u00e3o.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamentos-de-esferas-de-contacto-angular\/\"><strong>Rolamentos de esferas de contacto angular<\/strong><\/a>: Utilizado se as cargas axiais forem significativas ou para aumentar a rigidez.<\/p>\n\n\n\n<p><strong>Considera\u00e7\u00f5es especiais:<\/strong> Isolamento el\u00e9trico, alta velocidade, baixo ru\u00eddo\/vibra\u00e7\u00e3o e lubrifica\u00e7\u00e3o m\u00ednima.<\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-890eca94 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-container uagb-block-db4e1faf\">\n<div class=\"wp-block-uagb-image uagb-block-d6310f44 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Deep-Groove-Ball-Bearings-open-style-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Deep-Groove-Ball-Bearings-open-style-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Deep-Groove-Ball-Bearings-open-style-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Deep-Groove-Ball-Bearings-open-style-1.jpg\" alt=\"\" class=\"uag-image-13128\" width=\"600\" height=\"600\" title=\"Rolamentos de esferas de ranhura profunda de tipo aberto\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-a0fff247\">\n<div class=\"wp-block-uagb-image uagb-block-3d69e69a wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-ceramic-bearing-1-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-ceramic-bearing-1-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-ceramic-bearing-1-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-ceramic-bearing-1-1.jpg\" alt=\"\" class=\"uag-image-13133\" width=\"600\" height=\"600\" title=\"ZMS-cer\u00e2mica de suporte-1\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-081ef6a5\">\n<div class=\"wp-block-uagb-image uagb-block-6841ab07 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Angular-contact-ball-bearing-2-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Angular-contact-ball-bearing-2-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Angular-contact-ball-bearing-2-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Angular-contact-ball-bearing-2-1.jpg\" alt=\"\" class=\"uag-image-13127\" width=\"600\" height=\"600\" title=\"Rolamento de esferas de contacto angular-2\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">2. Caixa de velocidades de transmiss\u00e3o\/redutor<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Reduzir a velocidade elevada do motor el\u00e9trico para a velocidade utiliz\u00e1vel da roda.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><strong>Rolamentos de rolos cil\u00edndricos:<\/strong> Para cargas radiais elevadas.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamentos-de-rolos-conicos\/\"><strong>Rolamentos de rolos c\u00f3nicos<\/strong><\/a>: Para cargas radiais e axiais combinadas, especialmente quando os impulsos das engrenagens s\u00e3o significativos.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamentos-de-rolos-de-agulhas\/\"><strong>Rolamentos de agulhas<\/strong><\/a>: Para locais compactos e de carga elevada.<\/p>\n\n\n\n<p><strong>Rolamentos r\u00edgidos de esferas:<\/strong> Para apoio geral do veio e sec\u00e7\u00f5es de alta velocidade.<\/p>\n\n\n\n<p><strong>Considera\u00e7\u00f5es especiais:<\/strong> Alta velocidade, design compacto e durabilidade.<\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-1357902e alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-container uagb-block-f77c3c63\">\n<div class=\"wp-block-uagb-image uagb-block-f8b1c1ca wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Inch-series-tapered-roller-bearing-1-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Inch-series-tapered-roller-bearing-1-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Inch-series-tapered-roller-bearing-1-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Inch-series-tapered-roller-bearing-1-1.jpg\" alt=\"\" class=\"uag-image-13131\" width=\"600\" height=\"600\" title=\"Rolamento de rolos c\u00f3nicos da s\u00e9rie Inch-1\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-95d982a7\">\n<div class=\"wp-block-uagb-image uagb-block-ba1c137f wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Drawn-cup-needle-roller-bearing-10.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Drawn-cup-needle-roller-bearing-10.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Drawn-cup-needle-roller-bearing-10.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Drawn-cup-needle-roller-bearing-10.jpg\" alt=\"\" class=\"uag-image-13130\" width=\"600\" height=\"600\" title=\"Rolamento de rolos com agulha de copo estirado\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">3. Diferencial (em VEs com v\u00e1rios motores ou com tra\u00e7\u00e3o integral)<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Distribuir o bin\u00e1rio pelas rodas motrizes.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><strong>Rolamentos de rolos c\u00f3nicos<\/strong> e <strong>rolamentos de rolos de agulhas<\/strong> (para suportar cargas elevadas e design compacto).<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">4. Bomba de arrefecimento do inversor e outros motores auxiliares<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Sistemas de arrefecimento, ar condicionado e dire\u00e7\u00e3o assistida.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/rolamento-micro-miniatura\/\"><strong>Pequenos rolamentos r\u00edgidos de esferas<\/strong><\/a> (para alta velocidade, baixa carga e longa dura\u00e7\u00e3o).<\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-7060b96e alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-container uagb-block-3796e8c7\">\n<div class=\"wp-block-uagb-image uagb-block-3832b9ce wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg\" alt=\"\" class=\"uag-image-13132\" width=\"600\" height=\"600\" title=\"Rolamento micro-miniatura-3\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-9da88813\"><\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">5. Cubos de roda<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Suportar o peso do ve\u00edculo e permitir uma rota\u00e7\u00e3o suave das rodas.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/www.zmsbearing.com\/pt\/rolamentos-de-esferas-de-contacto-angular-de-duas-carreiras\/\"><strong>Rolamentos de esferas de contacto angular de duas carreiras<\/strong><\/a><\/p>\n\n\n\n<p><strong>Rolamentos de rolos c\u00f3nicos<\/strong> (em VEs mais pesados)<\/p>\n\n\n\n<p><strong>Considera\u00e7\u00f5es especiais:<\/strong> Baixo ru\u00eddo, elevada durabilidade, selado para toda a vida.<\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-c6ad3e1b alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-container uagb-block-de89b183\">\n<div class=\"wp-block-uagb-image uagb-block-d457a323 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Double-row-angular-contact-ball-bearing-1-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Double-row-angular-contact-ball-bearing-1-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Double-row-angular-contact-ball-bearing-1-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Double-row-angular-contact-ball-bearing-1-1.jpg\" alt=\"\" class=\"uag-image-13129\" width=\"600\" height=\"600\" title=\"Rolamento de esferas de contacto angular de duas carreiras-1\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-88c2adf9\"><\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">6. Sistemas de eixos\/bieixos de tra\u00e7\u00e3o el\u00e9ctrica<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Suporte do acionamento el\u00e9trico integrado (motor + caixa de velocidades + diferencial).<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><strong>Rolamentos r\u00edgidos de esferas<\/strong> e <a href=\"https:\/\/www.zmsbearing.com\/pt\/produto\/rolamentos-de-rolos-cilindricos\/\"><strong>rolamentos de rolos cil\u00edndricos<\/strong><\/a><\/p>\n\n\n\n<p><strong>Considera\u00e7\u00f5es especiais:<\/strong> Alta velocidade, compacidade e alta efici\u00eancia.<\/p>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-d929e25f alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-container uagb-block-51e696d6\">\n<div class=\"wp-block-uagb-image uagb-block-75cb014d wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-cylindrical-roller-bearings-2-1.jpg ,https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-cylindrical-roller-bearings-2-1.jpg 780w, https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-cylindrical-roller-bearings-2-1.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/www.zmsbearing.com\/wp-content\/uploads\/ZMS-cylindrical-roller-bearings-2-1.jpg\" alt=\"\" class=\"uag-image-13134\" width=\"600\" height=\"600\" title=\"ZMS-rolamentos cil\u00edndricos de rolos-2\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-db84ea56\"><\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">7. Ventiladores e compressores de arrefecimento da bateria<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Manuten\u00e7\u00e3o da temperatura da bateria.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><strong>Rolamentos r\u00edgidos de esferas miniatura<\/strong> (para baixo ru\u00eddo e longa dura\u00e7\u00e3o).<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\">8. Turbocompressores eTurbo\/El\u00e9ctricos (em alguns VE de elevado desempenho)<\/h2>\n\n\n\n<p><strong>Utilizado para:<\/strong> Refor\u00e7o el\u00e9trico da entrada de ar.<\/p>\n\n\n\n<p><strong>Tipos de rolamentos:<\/strong><\/p>\n\n\n\n<p><strong>Rolamentos de esferas de cer\u00e2mica h\u00edbridos<\/strong> (para velocidades muito elevadas e lubrifica\u00e7\u00e3o m\u00ednima).<\/p>\n\n\n\n<p><strong>Requisitos especiais para rolamentos EV<\/strong><\/p>\n\n\n\n<p><strong>Isolamento el\u00e9trico:<\/strong> Evita a corros\u00e3o induzida pela corrente (comum nos rolamentos de motor), os rolamentos de cer\u00e2mica h\u00edbrida s\u00e3o excelentes neste aspeto.<\/p>\n\n\n\n<p><strong>Baixo atrito:<\/strong> Para maximizar o alcance e a efici\u00eancia.<\/p>\n\n\n\n<p><strong>Alta velocidade:<\/strong> Os motores dos VE funcionam frequentemente a rota\u00e7\u00f5es mais elevadas do que os ve\u00edculos ICE.<\/p>\n\n\n\n<p><strong>Baixo n\u00edvel de ru\u00eddo e vibra\u00e7\u00e3o:<\/strong> Essencial para o conforto dos passageiros (sem ru\u00eddo do motor para disfar\u00e7ar o ru\u00eddo dos rolamentos).<\/p>\n\n\n\n<p><strong>Selado para toda a vida:<\/strong> Manuten\u00e7\u00e3o m\u00ednima, intervalo de manuten\u00e7\u00e3o longo.<\/p>","protected":false},"excerpt":{"rendered":"<p>Electric Vehicles (EVs) have some unique requirements for bearings due to higher speeds, increased torque, electrification, and the need for reduced noise and friction. [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":13132,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","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":"","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":"","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":[1],"tags":[],"class_list":["post-13124","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bearing-basic"],"uagb_featured_image_src":{"full":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg",600,600,false],"thumbnail":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1-150x150.jpg",150,150,true],"medium":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1-300x300.jpg",300,300,true],"medium_large":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg",600,600,false],"large":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg",600,600,false],"1536x1536":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg",600,600,false],"2048x2048":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1.jpg",600,600,false],"trp-custom-language-flag":["https:\/\/www.zmsbearing.com\/wp-content\/uploads\/Micro-miniature-bearing-3-1-12x12.jpg",12,12,true]},"uagb_author_info":{"display_name":"Emily lee","author_link":"https:\/\/www.zmsbearing.com\/pt\/author\/zms-bearings\/"},"uagb_comment_info":0,"uagb_excerpt":"Electric Vehicles (EVs) have some unique requirements for bearings due to higher speeds, increased torque, electrification, and the need for reduced noise and friction. 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