{"id":4676,"date":"2025-05-08T11:25:13","date_gmt":"2025-05-08T09:25:13","guid":{"rendered":"https:\/\/www.solites.de\/focal-points\/simulation\/"},"modified":"2025-08-04T10:52:14","modified_gmt":"2025-08-04T08:52:14","slug":"simulation","status":"publish","type":"page","link":"https:\/\/www.solites.de\/en\/focus\/simulation\/","title":{"rendered":"Simulation"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-background-position:right center;--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-padding-top:140px;--awb-padding-bottom:140px;--awb-padding-top-medium:124px;--awb-padding-top-small:96px;--awb-background-color:var(--awb-color3);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-align-content-center fusion-flex-content-wrap\" style=\"max-width:1331.2px;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_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:50px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-margin-bottom-small:10px;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow 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:0px;--awb-margin-top-small:10px;--awb-margin-right-small:0px;--awb-margin-bottom-small:10px;--awb-margin-left-small:0px;\"><h2 class=\"fusion-title-heading title-heading-right sm-text-align-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:46;line-height:1.12;\">Analyse systems via virtual models to find the best solutions<\/h2><\/div><div class=\"fusion-text fusion-text-1 sm-text-align-left\" style=\"--awb-content-alignment:right;--awb-text-transform:none;--awb-margin-top:5px;\"><p>We use various simulation programmes to represent integrated or partial systems. We can then expose this virtual twin to many possible boundary conditions and test its behaviour &#8211; long before construction begins.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:50px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:40px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-margin-bottom-small:0px;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800.jpg\" data-orig-src=\"http:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800-1024x683.jpg\" alt class=\"lazyload img-responsive wp-image-4425\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27800%27%20viewBox%3D%270%200%201200%20800%27%3E%3Crect%20width%3D%271200%27%20height%3D%27800%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800-200x133.jpg 200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800-400x267.jpg 400w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800-600x400.jpg 600w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800-800x533.jpg 800w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/KJ7A2491_ausschnitt_1200x800.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:16px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:40px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-margin-bottom-small:0px;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:15px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:1px;\"><\/div><\/div><div class=\"fusion-text fusion-text-2\" style=\"--awb-margin-top:40px;\"><h3>Exploring physical questions virtually<\/h3>\n<\/div><div class=\"fusion-separator fusion-no-medium-visibility fusion-no-large-visibility fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:10px;margin-bottom:10px;width:100%;\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:-35px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-margin-bottom-small:0px;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-3\" style=\"--awb-text-transform:none;\"><ul>\n<li><strong>How large do the <a href=\"https:\/\/www.solites.de\/en\/focus\/large-heat-storage\/\">heat storage <\/a>and <a href=\"https:\/\/www.solites.de\/en\/focus\/large-solar-thermal-systems\/\">solar thermal plant <\/a>need to be<\/strong> in order to reliably supply the demand of the district heating together with the existing waste heat?<\/li>\n<li>Which <strong>design of<\/strong> heat storage and which <strong>materials<\/strong> are <strong>efficient in the long term?<\/strong><\/li>\n<li>How is the <strong><a href=\"http:\/\/www.solites.de\/schwerpunkte\/oberflaechennahe-geothermie\/\">underground <\/a>influenced by the heat storage?<\/strong><\/li>\n<\/ul>\n<p>Such questions could be answered by building many systems in reality and monitoring them for years. Instead, we find the best solutions faster and in many variants by examining integrated systems or parts of them in simulation models.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:-20px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\" style=\"--awb-text-transform:none;\"><p>For this purpose, we simulate the respective target system in various simulation programmes and thus create a <strong>&#8220;virtual twin<\/strong>&#8220;.<\/p>\n<p>Thanks to Solites&#8217; many years of simulation experience, this virtual twin shows a system behaviour that can be expected in practice. This allows us to virtually expose the target system to many possible boundary conditions, test the behaviour and optimise the system.<\/p>\n<\/div><div class=\"fusion-separator fusion-no-small-visibility\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:130px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:45px;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:45px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-text fusion-text-5\"><h4>Dynamic system simulations<\/h4>\n<p>Our models for dynamic system simulation for heat and electricity generation in the TRNSYS programme have been validated over many years since 1995 using measurement data from pilot projects.<\/p>\n<p>In international cooperation in tasks of the <a href=\"https:\/\/www.iea.org\/\" target=\"_blank\" rel=\"noopener\">IEA (International Energy Agency)<\/a>, simulation models for heat storages have been compared with each other since 2020 under the management of Solites. We were able to achieve very good matches between simulation and built reality. <\/p>\n<ul>\n<li><a href=\"https:\/\/iea-es.org\/task-39\/\" target=\"_blank\" rel=\"noopener\">IEA ES Task 39 (Large Thermal Energy Storages for District Heating)<\/a><\/li>\n<li><a href=\"https:\/\/iea-es.org\/task-45\/\" target=\"_blank\" rel=\"noopener\">IEA ES Task 45 (Accelerating the Uptake of Large Thermal Energy Storages)<\/a><\/li>\n<\/ul>\n<p>Thanks to the extensive simulation models, we developed the <a href=\"https:\/\/www.scfw.de\" target=\"_blank\" rel=\"noopener\">simplified SCFW calculation programme<\/a> and made it publicly available.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-image-element\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-2 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"718\" src=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2.jpg\" data-orig-src=\"http:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2-1024x718.jpg\" alt class=\"lazyload img-responsive wp-image-4422\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27841%27%20viewBox%3D%270%200%201200%20841%27%3E%3Crect%20width%3D%271200%27%20height%3D%27841%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2-200x140.jpg 200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2-400x280.jpg 400w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2-600x421.jpg 600w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2-800x561.jpg 800w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/transys2.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-6\" style=\"--awb-line-height:1.5;--awb-text-transform:none;--awb-margin-top:5px;\"><p style=\"text-align: center;\">Comparison of measurement data with the results of a TRNSYS simulation for temperatures in a large heat storage<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:45px;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:45px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-text fusion-text-7\"><h4>Numerical flow simulations<\/h4>\n<p>We use CFD (Computational Fluid Dynamics) simulations with the programmes ANSYS Fluent and Open FOAM to more precisely investigate details in water-filled heat storages.<br \/>\nUsing a network of millions of cells within the water volume of a <a href=\"https:\/\/www.solites.de\/en\/focus\/large-heat-storage\/\">heat storage<\/a>, we can investigate the flow behaviour during loading and unloading, for example. We can also take a closer look at the dimensioning of the loading unit (diffusers) using the models.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-8 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-image-element\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-3 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"533\" src=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-scaled.png\" data-orig-src=\"http:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-1024x533.png\" alt class=\"lazyload img-responsive wp-image-4419\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%272560%27%20height%3D%271333%27%20viewBox%3D%270%200%202560%201333%27%3E%3Crect%20width%3D%272560%27%20height%3D%271333%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-200x104.png 200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-400x208.png 400w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-600x312.png 600w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-800x417.png 800w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-1200x625.png 1200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/CFD-Waermespeicher-scaled.png 2560w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-8\" style=\"--awb-line-height:1.5;--awb-text-transform:none;--awb-margin-top:5px;\"><p style=\"text-align: center;\">CFD simulation of temperature stratification and flow in a heat storage (shown in cross-section)<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-9 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:45px;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:45px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:30px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-text fusion-text-9\"><h4>Finite element simulation<\/h4>\n<p>In calculations with the software FEFLOW (Finite Element subsurface FLOW system), we investigate, for example, the influence of a heat storage tank on the surrounding soil with its specific properties. <\/p>\n<p>We also calculate the optimum type and amount of thermal insulation to be planned around the storage and the resulting heat losses.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-10 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:30px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-image-element\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-4 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"647\" src=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109.png\" data-orig-src=\"http:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109-1024x647.png\" alt class=\"lazyload img-responsive wp-image-4420\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271152%27%20height%3D%27728%27%20viewBox%3D%270%200%201152%20728%27%3E%3Crect%20width%3D%271152%27%20height%3D%27728%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109-200x126.png 200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109-400x253.png 400w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109-600x379.png 600w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109-800x506.png 800w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Feflow-Screenshot-2025-04-27-151109.png 1152w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-10\" style=\"--awb-line-height:1.5;--awb-text-transform:none;--awb-margin-top:5px;\"><p style=\"text-align: center;\">In FEFLOW simulated heating of the ground adjacent to a pit thermal energy storage<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-11 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:45px;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:45px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-text fusion-text-11\"><h4>Interlinked heat and mass transfer in porous media<\/h4>\n<p>We use Dumu<sup>x<\/sup> to answer questions about the passage of water vapor through the covering of underground thermal storage tanks and the optimum design of the thermal insulation layers with different materials.<\/p>\n<p>We are currently developing and validating the models for this application.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-12 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-padding-right-small:10px;--awb-padding-left-small:10px;--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:16px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:16px;--awb-spacing-left-large:7.68%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><div class=\"fusion-image-element\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-5 hover-type-none\"><img decoding=\"async\" width=\"1024\" height=\"478\" src=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung.png\" data-orig-src=\"http:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-1024x478.png\" alt class=\"lazyload img-responsive wp-image-4421\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271587%27%20height%3D%27741%27%20viewBox%3D%270%200%201587%20741%27%3E%3Crect%20width%3D%271587%27%20height%3D%27741%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-200x93.png 200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-400x187.png 400w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-600x280.png 600w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-800x374.png 800w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung-1200x560.png 1200w, https:\/\/www.solites.de\/wp-content\/uploads\/2025\/06\/Dumux_Temperaturverteilung-einer-SGS-Daemmung.png 1587w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 600px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-12\" style=\"--awb-line-height:1.5;--awb-text-transform:none;--awb-margin-top:5px;\"><p style=\"text-align: center;\">Temperature distribution simulated with Dumu<sup>x<\/sup> within a foam glass gravel insulation layer (shown in cross-section)<\/p>\n<\/div><div class=\"fusion-separator\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:20px;width:100%;max-width:70%;\"><div class=\"fusion-separator-border sep-single sep-solid\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color2);border-top-width:0px;\"><\/div><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":4441,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-4676","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Simulation - Solites<\/title>\n<meta name=\"description\" content=\"We use simulation programmes to create a virtual twin of your heating system and thus optimise it.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.solites.de\/en\/focus\/simulation\/\" \/>\n<meta property=\"og:locale\" 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