{"id":16984,"date":"2026-02-10T13:41:46","date_gmt":"2026-02-10T13:41:46","guid":{"rendered":"https:\/\/voltanna.com\/producto\/bateria-de-chumbo-carbono-12v-160ah-m8\/"},"modified":"2026-10-08T12:01:36","modified_gmt":"2026-10-08T12:01:36","slug":"bateria-de-chumbo-carbono-12v-160ah-m8","status":"publish","type":"product","link":"https:\/\/voltanna.com\/pt\/producto\/bateria-de-chumbo-carbono-12v-160ah-m8\/","title":{"rendered":"Bateria de chumbo-carbono 12V\/160Ah (M8)"},"content":{"rendered":"<h2>Modos de falha das baterias VRLA de chumbo-\u00e1cido Bateria de chumbo-carbono 12V\/160Ah (M8) (SKU: BAT612116081) com placas planas ap\u00f3s numerosos ciclos<\/h2>\n<p>As falhas mais comuns incluem:<\/p>\n<ul>\n<li><strong>Desprendimento ou enfraquecimento do material ativo<\/strong>: Durante a descarga, o \u00f3xido de chumbo (PbO\u2082) da placa positiva transforma-se em sulfato de chumbo (PbSO\u2084) e, durante o carregamento, volta a transformar-se em \u00f3xido de chumbo. Os ciclos frequentes reduzem a coes\u00e3o do material na placa positiva devido ao maior volume do sulfato de chumbo em compara\u00e7\u00e3o com o \u00f3xido de chumbo.<\/li>\n<li><strong>Corros\u00e3o da grelha da placa positiva<\/strong>: Esta corros\u00e3o acelera-se no final do processo de carregamento devido \u00e0 presen\u00e7a inevit\u00e1vel de \u00e1cido sulf\u00farico.<\/li>\n<li><strong>Sulfata\u00e7\u00e3o do material ativo na placa negativa<\/strong>: Durante a descarga, o chumbo (Pb) da placa negativa tamb\u00e9m se transforma em sulfato de chumbo (PbSO\u2084). Se a bateria de chumbo-carbono 12V\/160Ah (M8) permanecer num estado de carga baixa, os cristais de sulfato de chumbo na placa negativa crescem e endurecem, formando uma camada impenetr\u00e1vel que n\u00e3o pode ser reconvertida em material ativo. Como resultado, a capacidade da Bateria de chumbo-carbono 12V\/160Ah (M8) diminui progressivamente at\u00e9 a bateria deixar de ser \u00fatil.<\/li>\n<\/ul>\n<h2>A recarga de uma bateria de chumbo-\u00e1cido Bateria de chumbo-carbono 12V\/160Ah (M8)<\/h2>\n<p>Idealmente, uma bateria de chumbo-\u00e1cido Bateria de chumbo-carbono 12V\/160Ah (M8) deveria ser carregada a uma taxa que n\u00e3o excedesse 0,2 C e, ap\u00f3s a fase inicial de carregamento, deveria haver uma etapa de absor\u00e7\u00e3o de oito horas. Aumentar a corrente e a tens\u00e3o de carregamento pode reduzir o tempo de recarga, mas \u00e0 custa da redu\u00e7\u00e3o da vida \u00fatil da bateria de chumbo-carbono 12V\/160Ah (M8) devido ao aumento da temperatura e \u00e0 corros\u00e3o acelerada da placa positiva provocada pela maior tens\u00e3o de carregamento.<\/p>\n<h2>Baterias de chumbo-carbono Bateria de chumbo-carbono 12V\/160Ah (M8): melhor desempenho em estado de carga parcial, mais ciclos e maior efici\u00eancia<\/h2>\n<p>Substituir o material ativo da placa negativa por um composto de chumbo e carbono pode reduzir a sulfata\u00e7\u00e3o e melhorar a aceita\u00e7\u00e3o de carga da placa negativa.<\/p>\n<p>Por conseguinte, as vantagens das baterias de chumbo-carbono Bateria de chumbo-carbono 12V\/160Ah (M8) s\u00e3o:<\/p>\n<ul>\n<li>Menor sulfata\u00e7\u00e3o ao funcionar num estado de carga parcial.<\/li>\n<li>Menor tens\u00e3o de carregamento, o que conduz a maior efici\u00eancia e menor corros\u00e3o da placa positiva.<\/li>\n<li>Como resultado global, obt\u00e9m-se um maior n\u00famero de ciclos.<\/li>\n<\/ul>\n<p>Os testes demonstraram que as nossas baterias de chumbo-carbono Bateria de chumbo-carbono 12V\/160Ah (M8) suportam pelo menos 500 ciclos com uma profundidade de descarga (DoD) de 100 %.<\/p>\n<p>Os ensaios consistiram numa descarga di\u00e1ria at\u00e9 10,8 V com uma corrente de <em>I = 0,2 C\u2082\u2080<\/em>, seguida de aproximadamente duas horas em estado de descarga e, depois, de uma recarga com <em>I = 0,2 C\u2082\u2080<\/em>.<\/p>\n<p><small>(Alguns fabricantes de baterias de chumbo-carbono afirmam que podem suportar at\u00e9 2000 ciclos com uma DoD de 90 %. Ainda n\u00e3o conseguimos confirmar esta afirma\u00e7\u00e3o para o modelo BAT612116081.)<\/small><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A bateria de chumbo-carbono Victron 12V\/160Ah proporciona uma solu\u00e7\u00e3o de armazenamento de energia de alta capacidade para aplica\u00e7\u00f5es industriais e solares. A sua tecnologia de chumbo-carbono permite uma excelente recupera\u00e7\u00e3o ap\u00f3s descargas profundas, maximizando a sua vida \u00fatil.<\/p>\n","protected":false},"featured_media":16985,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1433,1342],"product_tag":[],"class_list":["post-16984","product","type-product","status-publish","has-post-thumbnail","product_cat-bateria-de-chumbo-e-carbono","product_cat-baterias","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bateria de chumbo-carbono 12V\/160Ah (M8)<\/title>\n<meta name=\"description\" content=\"Compre Bateria de chumbo-carbono 12V\/160Ah (M8) na Voltanna, distribuidor oficial Victron Energy. 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