{"id":2801,"date":"2026-06-26T16:31:03","date_gmt":"2026-06-26T19:31:03","guid":{"rendered":"https:\/\/solucoesemferroligas.com.br\/?p=2801"},"modified":"2026-06-26T16:44:13","modified_gmt":"2026-06-26T19:44:13","slug":"uso-de-cvp-coque-verde-de-petroleo-em-fornos-eletricos-saf-desafios-e-solucoes-praticas","status":"publish","type":"post","link":"https:\/\/solucoesemferroligas.com.br\/en\/uso-de-cvp-coque-verde-de-petroleo-em-fornos-eletricos-saf-desafios-e-solucoes-praticas\/","title":{"rendered":"Use of CPC (Green Petroleum Coke) in Electric Arc Submerged Furnaces (SAF) \u2013 Challenges and Practical Solutions"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:34px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;text-transform:var(--awb-typography4-text-transform);font-size:1em;\">Use of CPC (Green Petroleum Coke) in Electric Arc Submerged Furnaces (SAF) \u2013 Challenges and Practical Solutions<\/h2><\/div><div class=\"fusion-text fusion-text-1\" style=\"--awb-font-size:var(--awb-typography2-font-size);--awb-line-height:var(--awb-typography2-line-height);--awb-letter-spacing:var(--awb-typography2-letter-spacing);--awb-text-transform:var(--awb-typography2-text-transform);--awb-text-font-family:var(--awb-typography2-font-family);--awb-text-font-weight:var(--awb-typography2-font-weight);--awb-text-font-style:var(--awb-typography2-font-style);\"><p>Green petroleum coke is a viable alternative to reduce costs in submerged arc furnaces, but requires specific technical adjustments to maintain productivity and efficiency.<\/p>\n<\/div><div class=\"fusion-text fusion-text-2\"><p><br><\/p>\n<\/p>\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:34px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;text-transform:var(--awb-typography4-text-transform);font-size:1em;\">What makes GPC different from other reductants?<\/h2><\/div><div class=\"fusion-text fusion-text-3\"><p class=\"ds-markdown-paragraph\"><span class=\"\">Green petroleum coke differs from metallurgical coke and charcoal in two main characteristics:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Low reactivity<\/span><\/strong><span class=\"\">\u00a0reacts more slowly in the reduction process;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">High electrical conductivity<\/span><\/strong><span class=\"\">\u00a0conducts electrical current more effectively.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">These properties, although advantageous in some contexts, can generate negative operational impacts when not controlled.<\/span><\/p>\n<\/div><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:34px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;text-transform:var(--awb-typography4-text-transform);font-size:1em;\">Main challenges of using GPC in SAF furnaces<\/h2><\/div><div class=\"fusion-text fusion-text-4\"><p class=\"ds-markdown-paragraph\"><span class=\"\">The combination of low reactivity and high electrical conductivity tends to cause:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Inadequate electrode positioning<\/span><\/strong><span class=\"\">\u00a0\u2013 electrodes stay closer to the furnace surface, increasing energy loss through the top;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Electrode shortening<\/span><\/strong><span class=\"\">\u00a0\u2013 reduces heat transfer efficiency;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Difficulty in electrode penetration<\/span><\/strong><span class=\"\">\u00a0\u2013 leading to \"cooling\" of the furnace bottom, compromising productivity.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">As a direct consequence, there is a drop in productivity, increased energy consumption, and higher operation and maintenance costs.<\/span><\/p>\n<\/div><div class=\"fusion-title title fusion-title-4 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:34px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;text-transform:var(--awb-typography4-text-transform);font-size:1em;\">Practical solution: particle size adjustment<\/h2><\/div><div class=\"fusion-text fusion-text-5\"><p class=\"ds-markdown-paragraph\"><span class=\"\">The main strategy to enable the use of GPC in SAF furnaces is\u00a0<\/span><strong><span class=\"\">strict particle size control<\/span><\/strong><span class=\"\">.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">While metallurgical coke is typically used in the\u00a0<\/span><strong><span class=\"\">6 x 20 mm or 6 x 25 mm range<\/span><\/strong><span class=\"\">, GPC should be applied in\u00a0<\/span><strong><span class=\"\">smaller particle sizes<\/span><\/strong><span class=\"\">, around\u00a0<\/span><strong><span class=\"\">6 x 15 mm<\/span><\/strong><span class=\"\">.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">This size reduction increases the available surface area for reaction, which:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Enhances GPC reactivity in the furnace;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Reduces the risk of unreacted material accumulation;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Improves burden distribution;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Contributes to operational stability.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/div><div class=\"fusion-title title fusion-title-5 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;--awb-font-size:34px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;text-transform:var(--awb-typography4-text-transform);font-size:1em;\">Conclusion: is it worth using GPC?<\/h2><\/div><div class=\"fusion-text fusion-text-6\"><p class=\"ds-markdown-paragraph\"><span class=\"\">Yes. Green petroleum coke is a\u00a0<\/span><strong><span class=\"\">technically and economically viable alternative<\/span><\/strong><span class=\"\">provided that its application is preceded by careful planning.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The key to success lies in\u00a0<\/span><strong><span class=\"\">particle size control (~6 x 15 mm)<\/span><\/strong><span class=\"\">. This adjustment is essential to mitigate operational risks and ensure:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Energy efficiency;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Final product quality;<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Production process competitiveness.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">By mastering the use of GPC, the producer gains:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Flexibility<\/span><\/strong><span class=\"\">\u00a0to diversify inputs (metallurgical coke, GPC, and charcoal);<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Economic gain<\/span><\/strong><span class=\"\">\u00a0by choosing the best material according to current market prices.<\/span><\/p>\n<\/li>\n<\/ul>\n<\/div><div class=\"fusion-text fusion-text-7\"><p>Enjoyed this content? <a href=\"https:\/\/api.whatsapp.com\/send\/?phone=5531984756585&amp;text=Ol%C3%A1%21+Vim+do+site+Solu%C3%A7%C3%B5es+em+Ferroligas+e+gostaria+de+tirar+d%C3%BAvidas.&amp;type=phone_number&amp;app_absent=0\" target=\"_blank\" rel=\"noopener noreferrer\">Contact us by clicking here<\/a>See you next time!<\/p>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":2802,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-2801","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tendencias-de-mercado"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Uso de CVP (coque verde de petr\u00f3leo) em fornos el\u00e9tricos SAF<\/title>\n<meta name=\"description\" content=\"O uso de coque verde de petr\u00f3leo (CVP) em fornos el\u00e9tricos SAF reduz custos, mas exige controle granulom\u00e9trico. 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