{"id":2717,"date":"1999-03-01T00:54:00","date_gmt":"1999-02-28T22:54:00","guid":{"rendered":"https:\/\/p688098.mittwaldserver.info\/project\/development-of-planning-tools-for-air-to-earth-underground-heat-exchangers\/"},"modified":"2025-03-30T00:58:43","modified_gmt":"2025-03-29T22:58:43","slug":"development-of-planning-tools-for-air-to-earth-underground-heat-exchangers","status":"publish","type":"project","link":"https:\/\/www.aee-intec.at\/en\/project\/development-of-planning-tools-for-air-to-earth-underground-heat-exchangers\/","title":{"rendered":"Development of planning tools for air to earth underground heat exchangers"},"content":{"rendered":"\n<p>In diesem Projekt wurde die Eignung von luftdurchstr\u00f6mten Erdreichw\u00e4rmetauschern zur Zuluftkonditionierung von Geb\u00e4uden untersucht. Erdreichw\u00e4rmetauscher nutzen die saisonale thermische Speicherf\u00e4higkeit des Erdreichs, die sich in einer zeitlichen Verz\u00f6gerung des Temperaturverlaufs im Erdreich gegen\u00fcber dem Temperaturverlauf der Umgebungsluft zeigt. Die durch den Erdreichw\u00e4rmetauscher str\u00f6mende Luft wird entsprechend der Temperaturdifferenz zwischen der Umgebungsluft und dem Erdreich im Winterbetrieb erw\u00e4rmt und im Sommerbetrieb gek\u00fchlt. Erdreichw\u00e4rmetauscher k\u00f6nnen vielseitig eingesetzt werden:   <\/p>\n\n<ul class=\"wp-block-list\">\n<li>Zur Vermeidung von fortluftseitiger Vereisung in hocheffizienten W\u00e4rmer\u00fcckgewinnungsanlagen<\/li>\n\n\n\n<li>Zur Vorw\u00e4rmung der Frischluft in Kombination mit W\u00e4rmepumpen<\/li>\n\n\n\n<li>Als Vorstufe einer Klimaanlage oder Luftheizung<\/li>\n\n\n\n<li>Zur Zuluftkonditionierung von Geb\u00e4uden<\/li>\n<\/ul>\n\n<p><br\/>Wesentlich f\u00fcr den wirtschaftlichen Einsatz und Betrieb von Erdreichw\u00e4rmetauschern ist eine entsprechende Dimensionierung und Ausf\u00fchrung. Im Rahmen dieses CRAFT-JOULE Projektes wurden f\u00fcr die partizipierenden 13 Haustechnikb\u00fcros zuverl\u00e4ssige Auslegungswerkzeuge \u2013 ein Simulationsprogramm und ein Planungshandbuch \u2013 erstellt. In ausgew\u00e4hlten Projekten wurden Erdreichw\u00e4rmetauscher detailliert vermessen und das Simulationsmodell mit den Ergebnissen validiert. Das adaptierte Simulationsprogramm (Widerstands-Kapazit\u00e4ten-Modell) erm\u00f6glicht Berechnungen von Erdreichw\u00e4rmetauschen unter komplexen Rahmenbedingungen. Das zweite Planungstool \u2013 ein Planungshandbuch \u2013 erlaubt einerseits mit einfachen Nomogrammen die Dimensionierung von Erdreichw\u00e4rmetauschern und ist andererseits ein wichtiges Nachschlagewerk f\u00fcr Fragen zu Verschaltung, Rohrmaterialien, Kopplung an haustechnische Aggregate, Regelung, Wartung, Wirtschaftlichkeit, etc. Angaben und Erfahrungswerte zur Lufthygiene in Erdreichw\u00e4rmetauschern vervollst\u00e4ndigen die Inhalte des Planungshandbuches.    <\/p>\n","protected":false},"author":4,"featured_media":2716,"parent":0,"menu_order":0,"template":"","class_list":["post-2717","project","type-project","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Development of planning tools for air to earth underground heat exchangers - AEE INTEC<\/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:\/\/www.aee-intec.at\/en\/project\/development-of-planning-tools-for-air-to-earth-underground-heat-exchangers\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.aee-intec.at\\\/en\\\/project\\\/development-of-planning-tools-for-air-to-earth-underground-heat-exchangers\\\/\",\"url\":\"https:\\\/\\\/www.aee-intec.at\\\/en\\\/project\\\/development-of-planning-tools-for-air-to-earth-underground-heat-exchangers\\\/\",\"name\":\"Development of planning tools for air to earth underground heat exchangers - 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