{"id":7838,"date":"2025-11-12T09:46:00","date_gmt":"2025-11-12T08:46:00","guid":{"rendered":"https:\/\/groetschelgruppe.de\/bipwalz-production-of-bipolar-plates-for-fuel-cells-by-laser-assisted-hollow-embossing-rolling\/"},"modified":"2026-02-04T15:01:41","modified_gmt":"2026-02-04T14:01:41","slug":"bipwalz-production-of-bipolar-plates-for-fuel-cells-by-laser-assisted-hollow-embossing-rolling","status":"publish","type":"post","link":"https:\/\/groetschelgruppe.de\/en\/bipwalz-production-of-bipolar-plates-for-fuel-cells-by-laser-assisted-hollow-embossing-rolling\/","title":{"rendered":"BiPwalz &#8211; Production of bipolar plates for fuel cells by laser-assisted hollow embossing rolling"},"content":{"rendered":"\n<p>The success of the CO<sub>2<\/sub>-neutral hydrogen economy depends largely on the production capacities and costs for fuel cells and electrolyzers. Metallic bipolar plates (BiP) account for 70-80% of the manufacturing costs of a fuel cell stack.  <\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.34%\">\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"580\" height=\"1024\" src=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-580x1024.png\" alt=\"\" class=\"wp-image-7778\" style=\"aspect-ratio:0.5664207293394994;width:226px;height:auto\" srcset=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-580x1024.png 580w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-170x300.png 170w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-768x1355.png 768w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-870x1536.png 870w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF-1161x2048.png 1161w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/FullStack_cALF.png 1241w\" sizes=\"(max-width: 580px) 100vw, 580px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.34%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"903\" height=\"1024\" src=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1-903x1024.png\" alt=\"\" class=\"wp-image-7775\" srcset=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1-903x1024.png 903w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1-264x300.png 264w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1-768x871.png 768w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1-1354x1536.png 1354w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/BZ_Stack_cALF-1.png 1427w\" sizes=\"(max-width: 903px) 100vw, 903px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><\/div>\n<\/div>\n\n<p>As part of the joint project, a novel, continuous process combination for the forming of metallic bipolar plates is being developed. The goal is to produce up to 120 BiP\/min on an industrial scale within the specified tolerances. The new process strategy combines continuous forming by hollow embossing rolling with the use of locally applied heat spots by means of a laser source.   <\/p>\n\n<p>In this project, we are developing a demonstrator production plant (TRL 5) to show that the production, as we imagine it, is actually possible.<\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1364\" height=\"1024\" src=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-1364x1024.jpeg\" alt=\"\" class=\"wp-image-7777\" srcset=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-1364x1024.jpeg 1364w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-300x225.jpeg 300w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-768x577.jpeg 768w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-1536x1154.jpeg 1536w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander09-2048x1538.jpeg 2048w\" sizes=\"(max-width: 1364px) 100vw, 1364px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"769\" height=\"1024\" src=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-769x1024.jpeg\" alt=\"\" class=\"wp-image-7776\" style=\"aspect-ratio:0.7509828827194097;width:330px;height:auto\" srcset=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-769x1024.jpeg 769w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-225x300.jpeg 225w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-768x1023.jpeg 768w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-1154x1536.jpeg 1154w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-1538x2048.jpeg 1538w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/Kalander05-scaled.jpeg 1923w\" sizes=\"(max-width: 769px) 100vw, 769px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<p>We are implementing the project together with our partners <a href=\"https:\/\/swg-online.de\/de\/\">S\u00e4chsische Walzengravur GmbH<\/a>, <a href=\"https:\/\/tu-dresden.de\/ing\/maschinenwesen\/if\/ff\">TU Dresden &#8211; Professur f\u00fcr Formgebende Fertigungsverfahren<\/a> and <a href=\"https:\/\/tu-dresden.de\/ing\/maschinenwesen\/if\/lmo\">TU Dresden &#8211; Professur f\u00fcr Laserbasierte Fertigung<\/a>.<\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1165\" height=\"565\" src=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/EFRE-ESF_LO_Kombination_EU-Logo_SachsenSignet-klassisch_HF_RGB_300dpi.jpg\" alt=\"\" class=\"wp-image-7779\" srcset=\"https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/EFRE-ESF_LO_Kombination_EU-Logo_SachsenSignet-klassisch_HF_RGB_300dpi.jpg 1165w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/EFRE-ESF_LO_Kombination_EU-Logo_SachsenSignet-klassisch_HF_RGB_300dpi-300x145.jpg 300w, https:\/\/groetschelgruppe.de\/wp-content\/uploads\/2025\/12\/EFRE-ESF_LO_Kombination_EU-Logo_SachsenSignet-klassisch_HF_RGB_300dpi-768x372.jpg 768w\" sizes=\"(max-width: 1165px) 100vw, 1165px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><\/p>\n\n\n\n<p>Project sponsor: SAB <br\/><br\/>Duration: 10\/01\/2025 \u2013 12\/31\/2027<\/p>\n<\/div>\n<\/div>\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The success of the CO2-neutral hydrogen economy depends largely on the production capacities and costs for fuel cells and electrolyzers. Metallic bipolar plates (BiP) account for 70-80% of the manufacturing costs of a fuel cell stack. As part of the joint project, a novel, continuous process combination for the forming of metallic bipolar plates is [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":7839,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[85,81,78],"class_list":["post-7838","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-research-development","tag-future-forge","tag-hydrogen","tag-research"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BiPwalz - Production of bipolar plates for fuel cells by laser-assisted hollow embossing rolling | Gr\u00f6tschel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/groetschelgruppe.de\/en\/bipwalz-production-of-bipolar-plates-for-fuel-cells-by-laser-assisted-hollow-embossing-rolling\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BiPwalz - Production of bipolar plates for fuel cells by laser-assisted hollow embossing rolling | Gr\u00f6tschel\" \/>\n<meta property=\"og:description\" content=\"The success of the CO2-neutral hydrogen economy depends largely on the production capacities and costs for fuel cells and electrolyzers. 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