{"id":5897,"date":"2025-09-28T18:01:09","date_gmt":"2025-09-29T02:01:09","guid":{"rendered":"https:\/\/szlmi.com\/?p=5897"},"modified":"2025-09-28T22:34:52","modified_gmt":"2025-09-29T06:34:52","slug":"seezol-underground-ore-truck-weighing-system-proposal","status":"publish","type":"post","link":"https:\/\/szlmi.com\/pt\/seezol-underground-ore-truck-weighing-system-proposal\/","title":{"rendered":"Sistema de pesagem subterr\u00e2nea de cami\u00f5es de min\u00e9rio SEEZOL Solu\u00e7\u00e3o de medi\u00e7\u00e3o precisa"},"content":{"rendered":"<h5 class=\"wp-block-heading\">1.&nbsp;<strong>Vis\u00e3o geral<\/strong><strong><\/strong><\/h5>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"700\" src=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471.png\" alt=\"\" class=\"wp-image-5898\" style=\"width:400px\" srcset=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471.png 1000w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471-300x210.png 300w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471-768x538.png 768w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471-18x12.png 18w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471-600x420.png 600w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72471-64x45.png 64w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>O cami\u00e3o de min\u00e9rio subterr\u00e2neo <a href=\"https:\/\/szlmi.com\/product-category\/product\/weighing-system\/\" title=\"\">sistema de pesagem<\/a> \u00e9 um sistema essencial para a monitoriza\u00e7\u00e3o em tempo real do volume de carga e para a melhoria da efici\u00eancia e seguran\u00e7a do transporte em opera\u00e7\u00f5es de minera\u00e7\u00e3o. Esta solu\u00e7\u00e3o, baseada na tecnologia de pesagem por extens\u00f3metro, utiliza tr\u00eas sensores de peso instalados na viga do cami\u00e3o de min\u00e9rio. Este sistema, combinado com um sistema de pesagem host e comunica\u00e7\u00e3o via barramento CAN, permite a recolha, o c\u00e1lculo e a transmiss\u00e3o precisos de dados de peso. Adequado para os ambientes adversos das minas subterr\u00e2neas, o sistema suporta a exibi\u00e7\u00e3o de dados em tempo real e o controlo integrado, contribuindo para o desenvolvimento de minas inteligentes.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">2.<strong>Princ\u00edpio do Sistema<\/strong><\/h5>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"454\" src=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-1024x454.jpg\" alt=\"\" class=\"wp-image-5899\" style=\"width:400px\" srcset=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-1024x454.jpg 1024w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-300x133.jpg 300w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-768x340.jpg 768w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-18x8.jpg 18w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-600x266.jpg 600w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472-64x28.jpg 64w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72472.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>Camada de dete\u00e7\u00e3o: <\/strong>Tr\u00eas c\u00e9lulas de carga extens\u00f3metro s\u00e3o instaladas em pontos-chave de tens\u00e3o na viga do cami\u00e3o de min\u00e9rio, detetando a deforma\u00e7\u00e3o da viga em tempo real e convertendo-a em sinais el\u00e9tricos.<\/p>\n\n\n\n<p><strong>Camada de processamento: <\/strong>O host de pesagem recebe os sinais do sensor e calcula o peso l\u00edquido utilizando algoritmos din\u00e2micos (como a filtragem e a compensa\u00e7\u00e3o de temperatura), eliminando a interfer\u00eancia do movimento do ve\u00edculo.&nbsp;<\/p>\n\n\n\n<p><strong>Camada de transmiss\u00e3o: <\/strong>Os dados de peso processados \u200b\u200bs\u00e3o transmitidos ao sistema de controlo do cami\u00e3o de min\u00e9rio atrav\u00e9s do barramento CAN (protocolo CAN-OPEN), permitindo a exibi\u00e7\u00e3o e o controlo integrados.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">3.&nbsp;<strong>Composi\u00e7\u00e3o do sistema<\/strong><\/h5>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Componentes<\/strong><\/td><td><strong>Especifica\u00e7\u00e3o\/Modelo<\/strong><\/td><td><strong>Quantidade<\/strong><\/td><td><strong>Observa\u00e7\u00f5es<\/strong><\/td><\/tr><tr><td>Sensor de pesagem<\/td><td>SZ-DB30T-30MC (capacidade de 30 toneladas)<\/td><td>3<\/td><td>Tipo chip, prote\u00e7\u00e3o IP68, adequado para montagem em viga<\/td><\/tr><tr><td>Host de pesagem<\/td><td>S\u00e9rie SZ-E02<\/td><td>1<\/td><td>Fonte de alimenta\u00e7\u00e3o 12-24 V DC, suporta protocolo CAN-OPEN<\/td><\/tr><tr><td>Cabo<\/td><td>Cabo blindado especializado<\/td><td>A pedido<\/td><td>Resistente \u00e0 abras\u00e3o e \u00e0 corros\u00e3o<\/td><\/tr><tr><td>Interface de barramento CAN<\/td><td>Norma CAN 2.0B<\/td><td>&#8211;<\/td><td>Integrado no host, taxa de transmiss\u00e3o de 250 kbps<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">4.&nbsp;<strong>Local de instala\u00e7\u00e3o do sensor<\/strong><\/h5>\n\n\n\n<p><strong>Ponto de instala\u00e7\u00e3o<\/strong><strong><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-1024x768.jpg\" alt=\"\" class=\"wp-image-5900\" style=\"width:400px\" srcset=\"https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-1024x768.jpg 1024w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-300x225.jpg 300w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-768x576.jpg 768w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-1536x1152.jpg 1536w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-16x12.jpg 16w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-600x450.jpg 600w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473-64x48.jpg 64w, https:\/\/szlmi.com\/wp-content\/uploads\/2025\/09\/\u56fe\u72473.jpg 1706w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>Localiza\u00e7\u00e3o do quadro frontal (2 sensores):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Localiza\u00e7\u00e3o: Nos guarda-lamas esquerdo e direito ou nas teias do chassis, acima do eixo dianteiro, aproximadamente 1\/4 do comprimento do ve\u00edculo a partir do ponto de apoio do eixo dianteiro.<\/li>\n\n\n\n<li>Motivo: A sec\u00e7\u00e3o frontal suporta a carga inicial, evitando interfer\u00eancias no mecanismo de dire\u00e7\u00e3o e garantindo estabilidade.<\/li>\n\n\n\n<li>M\u00e9todo de montagem: Fixe a base do sensor \u00e0 estrutura utilizando parafusos de alta resist\u00eancia, garantindo um encaixe firme.<\/li>\n<\/ul>\n\n\n\n<p><strong>Eixo traseiro (1 sensor):<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Localiza\u00e7\u00e3o: Na parte traseira do ve\u00edculo, onde o compartimento do passageiro se liga ao chassis.<\/li>\n\n\n\n<li>Motivo: \u00c1rea de suporte de carga prim\u00e1ria, reflete efetivamente a distribui\u00e7\u00e3o geral da carga.<\/li>\n\n\n\n<li>M\u00e9todo de montagem: O sensor substitui diretamente o veio de suporte de carga.<\/li>\n<\/ul>\n\n\n\n<p><strong>Notas de instala\u00e7\u00e3o<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prepara\u00e7\u00e3o da superf\u00edcie: O ponto de montagem deve ser polido e liso para garantir que n\u00e3o existe folga entre o sensor e o feixe.<\/li>\n\n\n\n<li>Design \u00e0 prova de erros: os sensores esquerdo e direito s\u00e3o instalados simetricamente para compensar os erros de carga exc\u00eantrica.<\/li>\n\n\n\n<li>Prote\u00e7\u00e3o Ambiental: \u00c9 instalada uma capa protetora contra o p\u00f3 para evitar impacto com pedras e eros\u00e3o por \u00e1gua lamacenta.<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">5.&nbsp;<strong>Par\u00e2metros t\u00e9cnicos<\/strong><\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Carga nominal: 90 toneladas (compat\u00edvel com ve\u00edculos de 40 a 80 toneladas)<\/li>\n\n\n\n<li>Precis\u00e3o de pesagem: \u2264\u00b12% F.S. (est\u00e1tico)<\/li>\n\n\n\n<li>Temperatura de funcionamento: -30\u00b0C a +70\u00b0C<\/li>\n\n\n\n<li>Protocolo de comunica\u00e7\u00e3o: CAN-OPEN (personaliz\u00e1vel com J1939)<\/li>\n\n\n\n<li>N\u00edvel de prote\u00e7\u00e3o: IP68 para sensor, IP66 para host<\/li>\n\n\n\n<li>Requisitos de energia: 24 V DC (compat\u00edvel com ve\u00edculos)<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">6.&nbsp;<strong>Integra\u00e7\u00e3o e Comunica\u00e7\u00e3o<\/strong><\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fluxo de dados: Sensor \u2192 Host da balan\u00e7a \u2192 Barramento CAN \u2192 Sistema de controlo do ve\u00edculo (por exemplo, painel de instrumentos ou PLC).<\/li>\n\n\n\n<li>Expans\u00e3o de fun\u00e7\u00f5es: Suporta alarmes de sobrecarga, estat\u00edsticas de carga e monitoriza\u00e7\u00e3o remota (atrav\u00e9s de sistemas de gest\u00e3o de frotas).<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">7.&nbsp;<strong>Vantagem de viabilidade<\/strong><\/h5>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Otimiza\u00e7\u00e3o de recursos: apenas s\u00e3o necess\u00e1rios tr\u00eas sensores, reduzindo os custos e a complexidade da instala\u00e7\u00e3o.<\/li>\n\n\n\n<li>Tempo real: O barramento CAN garante uma transmiss\u00e3o de dados de baixa lat\u00eancia, adequada para opera\u00e7\u00f5es din\u00e2micas.<\/li>\n\n\n\n<li>Fiabilidade: Com base numa solu\u00e7\u00e3o comprovada (referindo-se ao caso de ve\u00edculos de fuselagem larga fora de estrada), \u00e9 adequado para ambientes subterr\u00e2neos.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>O sistema de pesagem de cami\u00f5es de min\u00e9rio subterr\u00e2neos \u00e9 um sistema essencial para obter uma monitoriza\u00e7\u00e3o em tempo real do volume de carga e melhorar a efici\u00eancia e a seguran\u00e7a do transporte nas opera\u00e7\u00f5es de minera\u00e7\u00e3o.<\/p>","protected":false},"author":1,"featured_media":5901,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"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 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