{"id":3260,"date":"2021-09-15T16:53:56","date_gmt":"2021-09-15T14:53:56","guid":{"rendered":"https:\/\/fusioncat.es\/tech-advances-in-the-development-of-the-new-topological-optimization-model-for-the-design-of-cooled-components-subject-to-the-energy-beam-of-the-ifmif-dones-accelerator\/"},"modified":"2021-09-15T17:26:52","modified_gmt":"2021-09-15T15:26:52","slug":"eurecat2","status":"publish","type":"post","link":"https:\/\/fusioncat.es\/ca\/noticies\/eurecat2\/","title":{"rendered":"[Tech] Avan\u00e7os en el desenvolupament del nou model d\u2019optimitzaci\u00f3 topol\u00f2gica per al disseny de components refrigerats subjectes al feix d\u2019energia de l\u2019accelerador IFMIF DONES"},"content":{"rendered":"<p>Tal i com es va avan\u00e7ar a la primera part d\u2019aquesta s\u00e8rie d\u2019articles titulada <a href=\"https:\/\/fusioncat.es\/ca\/noticies\/tech-desenvolupament-dun-nou-model-doptimitzacio-topologica-per-millorar-leficiencia-de-components-per-fusio-nuclear\/\"><em>Desenvolupament d\u2019un nou model d\u2019optimitzaci\u00f3 topol\u00f2gica per millorar l\u2019efici\u00e8ncia de components per fusi\u00f3 nuclear<\/em><\/a>, la gran densitat d\u2019energia del feix de l\u2019accelerador IFMIF DONES provoca que els components sotmesos a aquest treballin en condicions critiques, especialment a nivell de temperatures i tensions t\u00e8rmiques. Aquest fet presenta un repte important, ja que pot posar en risc el correcte funcionament i la seguretat de tot el sistema. Amb l\u2019objectiu d\u2019abordar aquest repte, Eurecat est\u00e0 treballant en el projecte FusionCAT en el desenvolupament d\u2019un nou m\u00e8tode d\u2019optimitzaci\u00f3 topol\u00f2gica per al disseny del circuit de refrigeraci\u00f3 d\u2019aquest tipus de components, considerant la din\u00e0mica de fluids i la transfer\u00e8ncia de calor.<\/p>\n<p>El m\u00e8tode consisteix en dividir l\u2019\u00e0rea de disseny on es situaria la refrigeraci\u00f3 a estudiar en <em>n<\/em> dominis de medi por\u00f3s i optimitzar quins d\u2019ells permetran que el fluid refrigerant passi a trav\u00e9s, creant un canal de refrigeraci\u00f3, i quins no, convertint-se en part s\u00f2lida de la geometria.<\/p>\n<p>Actualment s\u2019est\u00e0 en una fase m\u00e9s de recerca on es treballa en un model simplificat a nivell geom\u00e8tric (Figura 1), el qual est\u00e0 format per 16 dominis porosos, on es calcular\u00e0 el valor de porositat (\u03a6). A m\u00e9s a m\u00e9s, tamb\u00e9 conta amb una placa d\u2019alumini a sobre (pe\u00e7a gris), on s\u2019aplicar\u00e0 una pot\u00e8ncia t\u00e8rmica. Per a cada un dels dominis, el model \u00e9s capa\u00e7 de determinar autom\u00e0ticament:<\/p>\n<ul>\n<li>Si el fluid pot passar a trav\u00e9s (el domini \u00e9s fluid): \u03a6=1<\/li>\n<li>Si el fluid no pot passar a trav\u00e9s (el domini \u00e9s s\u00f2lid): \u03a6=0<\/li>\n<\/ul>\n<h6 style=\"text-align: center;\"><img decoding=\"async\" class=\"lazyload aligncenter wp-image-3248 size-medium\" title=\"Approach of the optimization method initial model \" src=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-300x193.png\" data-orig-src=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-300x193.png\" alt=\"Approach of the optimization method initial model \" width=\"300\" height=\"193\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27300%27%20height%3D%27193%27%20viewBox%3D%270%200%20300%20193%27%3E%3Crect%20width%3D%27300%27%20height%3D%27193%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-200x129.png 200w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-300x193.png 300w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-400x258.png 400w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1-460x295.png 460w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure1.png 534w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 300px) 100vw, 300px\" \/> <em>Figure 1: Plantejament del model inicial del m\u00e8tode d\u2019optimitzaci\u00f3<\/em><\/h6>\n<p>Per la modelitzaci\u00f3 del flux s\u2019ha contemplat un r\u00e8gim turbulent, resolt mitjan\u00e7ant el m\u00e8tode RANS k-\u03b5, i un model que assumeix equilibri t\u00e8rmic entre el medi por\u00f3s, el s\u00f2lid i el fluid. S\u2019han investigat diferents m\u00e8todes d\u2019optimitzaci\u00f3 (per exemple basats en algoritmes gen\u00e8tics o adaptatius), amb l\u2019objectiu de determinar el m\u00e8tode m\u00e9s eficient que permeti arribar a una soluci\u00f3 el m\u00e9s \u00f2ptima possible en el menor temps.<\/p>\n<p>En el cas d\u2019estudi, l\u2019objectiu seria minimitzar la temperatura de la placa d\u2019alumini a trav\u00e9s de modificar el disseny del canal de refrigeraci\u00f3, \u00e9s a dir, investigar diferents combinacions de porositat (fent el domini fluid o s\u00f2lid) fins trobar la combinaci\u00f3 que aconsegueixi una temperatura menor en la placa. Per tant, el present cas tindria un \u00fanic objectiu que estaria complementat amb algunes restriccions per poder trobar solucions viables.<\/p>\n<p>A la Figura 2 es pot veure una comparativa de la situaci\u00f3 inicial i de la soluci\u00f3 optimitzada, obtinguda mitjan\u00e7ant la metodologia desenvolupada. Com es mostra, el m\u00e8tode d\u2019optimitzaci\u00f3 ha sigut capa\u00e7 de trobar autom\u00e0ticament el disseny del canal de refrigeraci\u00f3 m\u00e9s adequat per aconseguir la menor temperatura possible en la placa d\u2019alumini. En la situaci\u00f3 inicial es partia d\u2019una temperatura m\u00e0xima de 86.0\u00baC, i el nou disseny obtingut mitjan\u00e7ant el m\u00e8tode d\u2019optimitzaci\u00f3 topol\u00f2gic desenvolupat ha aconseguit reduir la temperatura un 40%, situant-se el m\u00e0xim en 51.3\u00baC per al disseny optimitzat.<\/p>\n<h6 style=\"text-align: center;\"><img decoding=\"async\" class=\"lazyload wp-image-3253 aligncenter\" src=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-300x183.png\" data-orig-src=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-300x183.png\" alt=\"Comparison of the results before and after the optimization of the cooling circuit\" width=\"401\" height=\"245\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27401%27%20height%3D%27245%27%20viewBox%3D%270%200%20401%20245%27%3E%3Crect%20width%3D%27401%27%20height%3D%27245%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-200x122.png 200w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-300x183.png 300w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-400x245.png 400w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-600x367.png 600w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-768x470.png 768w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-800x489.png 800w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2-1024x626.png 1024w, https:\/\/fusioncat.es\/wp-content\/uploads\/2021\/09\/Article-FusionCAT-2021.09_EURECAT_fugure2.png 1040w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 401px) 100vw, 401px\" \/>Figure 2 Comparativa de resultats abans i despr\u00e9s de la optimitzaci\u00f3 del circuit de refrigeraci\u00f3<\/h6>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tal i com es va avan\u00e7ar a la primera part d\u2019aquesta s\u00e8rie d\u2019articles titulada [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":3249,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[44],"tags":[],"_links":{"self":[{"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/posts\/3260"}],"collection":[{"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/comments?post=3260"}],"version-history":[{"count":2,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/posts\/3260\/revisions"}],"predecessor-version":[{"id":3263,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/posts\/3260\/revisions\/3263"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/media\/3249"}],"wp:attachment":[{"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/media?parent=3260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/categories?post=3260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fusioncat.es\/ca\/wp-json\/wp\/v2\/tags?post=3260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}