{"id":3289,"date":"2024-09-29T17:41:37","date_gmt":"2024-09-29T15:41:37","guid":{"rendered":"https:\/\/www.gebaeudesimulation.ch\/?p=3289"},"modified":"2026-02-19T10:06:56","modified_gmt":"2026-02-19T09:06:56","slug":"optimisation-of-the-ventilation-concepts-for-flats-and-underground-car-park-in-the-sky-stettbach-high-rise-building-through-cfd-simulations-cost-savings-and-increased-planning-reliability","status":"publish","type":"post","link":"https:\/\/www.gebaeudesimulation.ch\/en\/optimierung-der-lueftungskonzepte-fuer-wohnungen-und-tiefgarage-im-hochhaus-sky-stettbach-durch-cfd-simulationen-kosteneinsparung-und-erhoehte-planungssicherheit\/","title":{"rendered":"Innovative planning in the Sky high-rise: Successful ventilation optimisation through flow simulations"},"content":{"rendered":"<p>In the Sky high-rise building in Stettbach (client: Publica), CFD simulations were used to test the feasibility of the following two ventilation optimisations. On the one hand, it was investigated whether the ventilation ducts in the ceiling of the flats could be dispensed with. On the other hand, the simplification of the ventilation duct network in the underground car park was analysed.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Key data of the project:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High-rise building with a height of 60 metres and 21 storeys<\/li>\n\n\n\n<li>150 residential units<\/li>\n\n\n\n<li>Usable floor space 10,500 m\u00b2<\/li>\n\n\n\n<li>70 parking spaces in the underground car park<\/li>\n<\/ul>\n\n\n\n<p>Successful results for the client:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The effectiveness of the ventilation concept was demonstrated for both the flat and the underground car park<\/li>\n\n\n\n<li>Increase planning reliability and reduce the risk of user complaints<\/li>\n\n\n\n<li>Creating a solid basis for decision-making<\/li>\n<\/ul>\n\n\n\n<p>Many thanks to the simulation specialists Christian Del Taglia and Georg Barthelmes from the <a href=\"https:\/\/helbling.ch\/de\/dienstleistungen\/bauherrenberatung-gebaeude-und-energietechnik\" data-type=\"link\" data-id=\"https:\/\/helbling.ch\/de\/dienstleistungen\/bauherrenberatung-gebaeude-und-energietechnik\">Helbling Consulting + Construction Planning<\/a> for the multidisciplinary application of flow simulations to increase planning reliability! Thanks also to Philomena Lenz (Mettler Entwickler AG) and Christoph Amrein (W&amp;P Engineering Group) for their collaboration on these exciting issues!<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69e7a49e05c96&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69e7a49e05c96\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"3316\" src=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-1024x1024.jpg\" alt=\"\" class=\"wp-image-3316\" srcset=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-1024x1024.jpg 1024w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-300x300.jpg 300w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-150x150.jpg 150w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-768x767.jpg 768w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1-12x12.jpg 12w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_1-1-1.jpg 1040w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69e7a49e05e64&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69e7a49e05e64\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"540\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"3315\" src=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-1024x540.jpg\" alt=\"\" class=\"wp-image-3315\" srcset=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-1024x540.jpg 1024w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-300x158.jpg 300w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-768x405.jpg 768w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-1536x810.jpg 1536w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-18x9.jpg 18w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2-1568x827.jpg 1568w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_2-2.jpg 1773w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69e7a49e05f7a&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69e7a49e05f7a\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"531\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"3314\" src=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-1024x531.jpg\" alt=\"\" class=\"wp-image-3314\" srcset=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-1024x531.jpg 1024w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-300x156.jpg 300w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-768x398.jpg 768w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-1536x797.jpg 1536w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-18x9.jpg 18w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2-1568x813.jpg 1568w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_4-2.jpg 1766w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69e7a49e0606c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69e7a49e0606c\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"589\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"3317\" src=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-1024x589.jpg\" alt=\"\" class=\"wp-image-3317\" srcset=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-1024x589.jpg 1024w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-300x173.jpg 300w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-768x442.jpg 768w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-1536x884.jpg 1536w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-18x10.jpg 18w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2-1568x902.jpg 1568w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_3-2.jpg 1620w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69e7a49e06157&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69e7a49e06157\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"541\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"3313\" src=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-1024x541.png\" alt=\"\" class=\"wp-image-3313\" srcset=\"https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-1024x541.png 1024w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-300x158.png 300w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-768x405.png 768w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-1536x811.png 1536w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-18x10.png 18w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1-1568x828.png 1568w, https:\/\/www.gebaeudesimulation.ch\/wp-content\/uploads\/2024\/09\/Ref_Prj_07_5-1.png 1769w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Enlarge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewbox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/figure>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>In the Sky high-rise building in Stettbach (client: Publica), CFD simulations were used to test the feasibility of the following two ventilation optimisations. On the one hand, it was investigated whether the ventilation ducts in the ceiling of the flats could be dispensed with. On the other hand, the simplification of the ventilation duct network in the underground car park was analysed.<\/p>","protected":false},"author":3,"featured_media":3499,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","inline_featured_image":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-3289","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-success-stories","entry"],"_links":{"self":[{"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/posts\/3289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/comments?post=3289"}],"version-history":[{"count":13,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/posts\/3289\/revisions"}],"predecessor-version":[{"id":4372,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/posts\/3289\/revisions\/4372"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/media\/3499"}],"wp:attachment":[{"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/media?parent=3289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/categories?post=3289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gebaeudesimulation.ch\/en\/wp-json\/wp\/v2\/tags?post=3289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}