[{"data":1,"prerenderedAt":110},["ShallowReactive",2],{"91mUiY-a-Pqp8znEHg9A-u6WN3rCLBYqeW83Nr07YdI":3,"_apollo:default":108,"_apollo:identified":109},{"seo":4,"posts":15},{"social":5,"openGraph":11,"__typename":14},{"twitter":6,"__typename":10},{"cardType":7,"username":8,"__typename":9},"summary_large_image","dassault3ds","SEOSocialTwitter","SEOSocial",{"defaultImage":12,"__typename":13},null,"SEOOpenGraph","SEOConfig",{"nodes":16,"__typename":107},[17],{"id":18,"slug":19,"title":20,"uri":21,"excerpt":22,"locale":23,"featuredImage":26,"tableOfContents":34,"content":42,"date":43,"translations":44,"author":45,"tags":59,"globalTags":73,"brands":81,"keywords":92,"seo":95,"__typename":106},"cG9zdDozMDMyNTM=","hydrogen-system-simulation","From Molecule to Mega-Watt: Optimizing Hydrogen Production and Treatment","/brands/catia/hydrogen-system-simulation","\u003Cp>Hydrogen system simulation helps engineers design efficient green hydrogen solutions by optimizing production, storage and purification using Dymola and dedicated Modelica libraries.\u003C/p>\n",{"locale":24,"__typename":25},"en_US","Locale",{"node":27,"__typename":33},{"large":28,"__typename":29,"medium_large":28,"thumbnail":30,"srcSet":31,"sizes":32},"https://blog-assets.3ds.com/uploads/2026/06/hero-image-768x427.jpg","MediaItem","https://blog-assets.3ds.com/uploads/2026/06/hero-image-150x150.jpg","https://blog-assets.3ds.com/uploads/2026/06/hero-image-300x167.jpg 300w, https://blog-assets.3ds.com/uploads/2026/06/hero-image-1024x570.jpg 1024w, https://blog-assets.3ds.com/uploads/2026/06/hero-image-768x427.jpg 768w, https://blog-assets.3ds.com/uploads/2026/06/hero-image.jpg 1165w","(max-width: 300px) 100vw, 300px","NodeWithFeaturedImageToMediaItemConnectionEdge",[35,36,37,38,39,40,41],"Designing Hydrogen Systems for a Renewable Energy Future|designing-hydrogen-systems-for-a-renewable-energy-future-0","Accelerating Hydrogen System Design with the Hydrogen Library|accelerating-hydrogen-system-design-with-the-hydrogen-library-1","Democratizing Simulation Through Web-Based Engineering|democratizing-simulation-through-web-based-engineering-2","Achieving Near-Perfect Hydrogen Purity Through Advanced Process Modeling|achieving-near-perfect-hydrogen-purity-through-advanced-process-modeling-3","From Simulation to Optimized Energy Systems|from-simulation-to-optimized-energy-systems-4","Conclusion|conclusion-5","FAQ|faq-6","\u003Cdiv class=\"ds-video\">\u003Ca data-3ds-videoplayer=\"modal\" href=\"https://www.youtube.com/watch?v=AgcKfWHgfOE\" target=\"_blank\">\u003Cspan class=\"ImageCover Border Block\" style=\"background-image: url(https://img.youtube.com/vi/AgcKfWHgfOE/hqdefault.jpg); width:100%; height: 100%;\">\u003Cspan class=\"Btn--circle isCenter\">\u003Ci class=\"Icon Icon--playBig\">\u003C/i>\u003C/span>\u003C/span>\u003C/a>\u003Cspan>\u003Cfigure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\u003Cdiv class=\"wp-block-embed__wrapper\">\n\u003Ciframe loading=\"lazy\" title=\"Modeling of Green Hydrogen: Production and Treatment\" width=\"640\" height=\"360\" src=\"https://www.youtube.com/embed/AgcKfWHgfOE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen>\u003C/iframe>\n\u003C/div>\u003C/figure>\u003C/span>\u003C/div>\n\n\n\u003Cp>As industries accelerate their decarbonization efforts, green hydrogen is emerging as a key enabler of the energy transition. From long-term renewable energy storage to the decarbonization of heavy industries such as steel production, hydrogen offers significant potential to reduce carbon emissions. However, designing efficient and scalable hydrogen systems remains a complex challenge due to fluctuating renewable energy sources, storage constraints and energy efficiency requirements.\u003C/p>\n\n\n\n\u003Cp>To address these challenges, \u003Cstrong>\u003Ca href=\"https://r1132100503382-eu1-3dswym.3dexperience.3ds.com/community/swym:prd:R1132100503382:community:22\">CATIA Systems\u003C/a> \u003C/strong>leverages \u003Ca href=\"https://www.3ds.com/products/catia/dymola\">\u003Cstrong>Dymola\u003C/strong>\u003C/a> and specialized \u003Ca href=\"https://www.3ds.com/products/catia/dymola/modelica-industry-solutions\">\u003Cstrong>Modelica\u003C/strong>\u003C/a> libraries to help engineers simulate, optimize and validate hydrogen production and treatment systems before physical deployment.\u003C/p>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"designing-hydrogen-systems-for-a-renewable-energy-future-0\">\u003Cstrong>Designing Hydrogen Systems for a Renewable Energy Future\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>\u003Cstrong>\u003Ca href=\"https://r1132100503382-eu1-3dswym.3dexperience.3ds.com/community/swym:prd:R1132100503382:community:22?content=swym:prd:R1132100503382:communitypost:ffKBrLABS_Wore9pX87eaw\">Green hydrogen\u003C/a> \u003C/strong>is produced using renewable electricity, typically through electrolysis. Its applications range from decentralized power generation and seasonal energy storage to supporting the decarbonization of industrial sectors. Yet integrating hydrogen into existing energy infrastructures requires careful balancing of production, storage and consumption.\u003C/p>\n\n\n\n\u003Cp>Engineers must account for variable renewable energy inputs, large-scale storage requirements and the overall efficiency of the hydrogen value chain. These challenges make system-level simulation essential for identifying optimal architectures and operational strategies early in the design process.\u003C/p>\n\n\n\n\u003Cfigure class=\"wp-block-image size-large\">\u003Cimg loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"594\" src=\"https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-1024x594.png\" alt=\"\" class=\"wp-image-303254\" srcset=\"https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-1024x594.png 1024w, https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-300x174.png 300w, https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-768x445.png 768w, https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-1536x891.png 1536w, https://blog-assets.3ds.com/uploads/2026/06/electrolysersystem-1-2048x1187.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" />\u003C/figure>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"accelerating-hydrogen-system-design-with-the-hydrogen-library-1\">\u003Cstrong>Accelerating Hydrogen System Design with the Hydrogen Library\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>To simplify the simulation of hydrogen systems, CATIA Systems provides a dedicated \u003Cstrong>Hydrogen Library\u003C/strong> within \u003Ca href=\"https://www.3ds.com/products/catia/dymola\">\u003Cstrong>Dymola\u003C/strong>\u003C/a>. Designed for fast simulation and easy parameterization, the library relies on data typically available from manufacturer specifications rather than requiring difficult-to-obtain engineering inputs.\u003C/p>\n\n\n\n\u003Cp>The library enables engineers to model complete hydrogen ecosystems, including:\u003C/p>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>PEM electrolyzers\u003C/li>\n\n\n\n\u003Cli>Methane reformers\u003C/li>\n\n\n\n\u003Cli>High-pressure and liquid hydrogen storage tanks\u003C/li>\n\n\n\n\u003Cli>Fuel cells\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>It also supports system optimization studies, helping engineers determine the ideal sizing of electrolyzers for specific renewable energy sources while minimizing excess energy returned to the grid. In addition, the library captures variable efficiency behaviors, including the fact that electrolyzers often achieve peak efficiency at approximately 50% of their maximum power output.\u003C/p>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"democratizing-simulation-through-web-based-engineering-2\">\u003Cstrong>Democratizing Simulation Through Web-Based Engineering\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>Beyond desktop simulation in Dymola, CATIA Systems extends simulation capabilities through \u003Cstrong>Systems Simulation Designer\u003C/strong> and \u003Cstrong>Systems Simulation Analyst\u003C/strong> roles.\u003C/p>\n\n\n\n\u003Cp>These web-based environments allow users to run simulations without installing software or requiring deep Modelica expertise. Engineers and decision-makers can interact with predefined simulation cockpits, evaluate multiple design alternatives, compare scenarios and automatically generate reports.\u003C/p>\n\n\n\n\u003Cp>This approach makes simulation accessible to a broader range of stakeholders while enabling rapid exploration of design options, such as determining the optimal number of electrolyzers for a hydrogen production facility.\u003C/p>\n\n\n\u003Cdiv class=\"ds-video\">\u003Ca data-3ds-videoplayer=\"modal\" href=\"https://blog-assets.3ds.com/uploads/2026/06/simulationwithsid.mp4\" target=\"_blank\">\u003Cspan class=\"ImageCover Border Block\" style=\"background-image: url(/assets/img/3ds-default.jpg); width:100%; height: 100%;\">\u003Cspan class=\"Btn--circle isCenter\">\u003Ci class=\"Icon Icon--playBig\">\u003C/i>\u003C/span>\u003Cimg decoding=\"async\" src=\"/assets/img/3ds-default.jpg\" alt=\"\" style=\"width:100%;\">\u003C/span>\u003C/a>\u003C/div>\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"achieving-near-perfect-hydrogen-purity-through-advanced-process-modeling-3\">\u003Cstrong>Achieving Near-Perfect Hydrogen Purity Through Advanced Process Modeling\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>Producing hydrogen is only part of the challenge. For many industrial applications, hydrogen must also meet extremely high purity standards.\u003C/p>\n\n\n\n\u003Cp>The \u003Cstrong>Process Modeling and Engineering (PME) Library\u003C/strong> addresses this need through advanced modeling of thermal separation processes such as distillation and absorption. Combined with Multiflash fluid property data, the library enables highly detailed simulations of hydrogen purification processes.\u003C/p>\n\n\n\n\u003Cp>Two common purification approaches include:\u003C/p>\n\n\n\n\u003Cp>\u003Cstrong>Cryogenic Distillation\u003C/strong>\u003C/p>\n\n\n\n\u003Cp>By cooling gas streams below -240°C, impurities such as water, oxygen and nitrogen can be removed, enabling hydrogen purity levels approaching 100%.\u003C/p>\n\n\n\n\u003Cp>\u003Cstrong>Absorption Systems\u003C/strong>\u003C/p>\n\n\n\n\u003Cp>Using triethylene glycol, these systems remove water vapor from hydrogen streams before regenerating the glycol in a secondary separation process. This approach is particularly effective when producing very dry gas.\u003C/p>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"from-simulation-to-optimized-energy-systems-4\">\u003Cstrong>From Simulation to Optimized Energy Systems\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>One of the greatest strengths of CATIA Dymola is its ability to bring together multiple engineering disciplines, including thermodynamics, chemical engineering and systems engineering, within a single simulation environment.\u003C/p>\n\n\n\n\u003Cp>By simulating an entire year of operation in just minutes, engineering teams can identify critical design parameters early and optimize the balance between key system components. For example, simulation can help determine the most cost-effective tradeoff between battery storage capacity and the number of electrolyzers required for a given application.\u003C/p>\n\n\n\n\u003Cp>This capability accelerates decision-making while reducing development risks and improving overall system performance.\u003C/p>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"conclusion-5\">\u003Cstrong>Conclusion\u003C/strong>\u003C/h2>\n\n\n\n\u003Cp>As hydrogen becomes an increasingly important component of the global energy transition, simulation-driven engineering will play a critical role in ensuring efficient, scalable and economically viable solutions.\u003C/p>\n\n\n\n\u003Cp>With Dymola, the Hydrogen Library and the PME Library, CATIA Systems provides a comprehensive framework for modeling hydrogen production, storage and purification processes. By enabling engineers to evaluate system behavior, optimize architectures and validate performance early, these solutions help transform complex hydrogen concepts into sustainable energy systems ready for deployment.\u003C/p>\n\n\n\n\u003Cp>👉 Subscribe to the Dymola newsletter here: \u003Ca href=\"https://discover.3ds.com/catia-dymola-newsletter\" type=\"link\" id=\"https://discover.3ds.com/catia-dymola-newsletter\">LINK\u003C/a>\u003C/p>\n\n\n\n\u003Cp>👉 Connect to the CATIA System Simulation Community here: \u003Ca href=\"https://r1132100503382-eu1-3dswym.3dexperience.3ds.com/community/swym:prd:R1132100503382:community:22\" type=\"link\" id=\"https://r1132100503382-eu1-3dswym.3dexperience.3ds.com/community/swym:prd:R1132100503382:community:22\">LINK\u003C/a>\u003C/p>\n\n\n\n\u003Ch2 class=\"wp-block-heading\" id=\"faq-6\">\u003Cstrong>FAQ\u003C/strong>\u003C/h2>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>\u003Cstrong>What is green hydrogen?\u003C/strong>\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>Green hydrogen is hydrogen produced using renewable energy sources, typically through electrolysis powered by solar, wind or other renewable electricity sources.\u003C/p>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>\u003Cstrong>How does CATIA Dymola support hydrogen system design?\u003C/strong>\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>CATIA Dymola enables engineers to simulate hydrogen production, storage and purification systems, helping optimize performance before physical implementation.\u003C/p>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>\u003Cstrong>What is the Hydrogen Library in Dymola?\u003C/strong>\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>The Hydrogen Library is a set of ready-to-use Modelica models for simulating electrolyzers, fuel cells, hydrogen storage systems and other hydrogen-related technologies.\u003C/p>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>\u003Cstrong>How can simulation improve hydrogen production efficiency?\u003C/strong>\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>Simulation allows engineers to evaluate different system configurations, optimize component sizing and assess operational performance under varying conditions.\u003C/p>\n\n\n\n\u003Cul class=\"wp-block-list\">\n\u003Cli>\u003Cstrong>What role does the PME Library play in hydrogen treatment?\u003C/strong>\u003C/li>\n\u003C/ul>\n\n\n\n\u003Cp>The PME Library supports the modeling of purification processes such as cryogenic distillation and absorption systems, enabling the production of high-purity hydrogen.\u003C/p>\n\n\n\n\u003Cp>\u003Cem>\u003Cstrong>Who is Imke Lisa Krüger? \u003C/strong>\u003C/em>\u003C/p>\n\n\n\n\u003Cp>\u003Cem>Multi-Physics Modeling  Software Engineering Senior Manager at Dassault Systèmes with over 15+ years of experience in Dymola/Modelica, emphasizing on thermal management, batteries and hydrogen systems\u003C/em>\u003C/p>\n\n\n\n\u003Cp>\u003Cem>\u003Cstrong>Who is \u003Cstrong>Maren Titze\u003C/strong>? \u003C/strong>\u003C/em>\u003C/p>\n\n\n\n\u003Cp>\u003Cem>Multi-Physics Modeling Software Engineering Manager with 10+ years of experience in Dymola/Modelica and a background in thermodynamics and chemical engineering\u003C/em>\u003C/p>\n","2026-06-15T13:41:22",[],{"node":46,"__typename":58},{"nicename":47,"description":48,"slug":49,"name":50,"firstName":51,"lastName":52,"avatar":53,"__typename":57},"imke|maren","|","Imke|Maren","Imke Lisa Krüger|Maren Titze","Imke Lisa|Maren","Krüger|Titze",{"default":54,"url":55,"__typename":56},"mm","https://secure.gravatar.com/avatar/f05c315a1ff44a7b922f4b3dda50772a4fa17627b5d2911017d0f69458094ceb?s=96&d=mm&r=g|https://secure.gravatar.com/avatar/8dbb3ebda1282be47effb4878b77f5916ac8b068f1f8cdd8c1539bbb1c68eee2?s=96&d=mm&r=g","Avatar","User","NodeWithAuthorToUserConnectionEdge",{"edges":60,"nodes":68,"__typename":72},[61],{"isPrimary":62,"node":63,"__typename":67},true,{"slug":64,"name":65,"__typename":66},"design-simulation","Design & Simulation","Taxonomy_topic","PostToTaxonomy_topicConnectionEdge",[69],{"id":70,"name":65,"uri":71,"__typename":66},"dGVybTo4NTU5","/topics/design-simulation/","PostToTaxonomy_topicConnection",{"nodes":74,"__typename":80},[75],{"id":76,"name":77,"uri":78,"__typename":79},"dGVybTo5MTY4","Dymola","/tags/dymola/","Taxonomy_tag","PostToTaxonomy_tagConnection",{"edges":82,"nodes":89,"__typename":91},[83],{"isPrimary":62,"node":84,"__typename":88},{"slug":85,"name":86,"__typename":87},"catia","CATIA","Taxonomy_brand","PostToTaxonomy_brandConnectionEdge",[90],{"name":86,"slug":85,"__typename":87},"PostToTaxonomy_brandConnection",{"nodes":93,"__typename":94},[],"PostToTaxonomy_keywordConnection",{"title":96,"metaDesc":97,"opengraphAuthor":98,"opengraphDescription":97,"opengraphTitle":20,"opengraphUrl":99,"opengraphSiteName":100,"opengraphPublishedTime":101,"opengraphModifiedTime":102,"twitterTitle":98,"twitterDescription":98,"readingTime":103,"metaRobotsNoindex":104,"__typename":105},"Hydrogen System Simulation","Hydrogen system simulation helps optimize green hydrogen production and storage for efficient energy systems.","","https://blog-frontoffice-contrib-prd.itvpc.3ds.com/brands/catia/hydrogen-system-simulation/","Dassault Systèmes blog","2026-06-15T13:41:22+00:00","2026-06-15T20:54:00+00:00",5,"index","PostTypeSEO","Post","RootQueryToPostConnection",{},{},1781558917683]