{"id":2834,"date":"2024-12-15T00:00:00","date_gmt":"2024-12-14T23:00:00","guid":{"rendered":"https:\/\/alpinesbauen.at\/project-entries\/domestic-hot-water-heating-systems\/"},"modified":"2026-03-02T10:00:40","modified_gmt":"2026-03-02T09:00:40","slug":"domestic-hot-water-heating-systems","status":"publish","type":"projects-entries","link":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/","title":{"rendered":"Domestic Hot Water Heating Systems"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Background<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">DHW heating in multi-story residential construction is a key challenge for energy efficiency, hygiene, and cost-effectiveness. Different systems, from central storage solutions to decentralized fresh-water modules, offer a wide range of technical approaches. To date, their impacts on energy demand, primary energy use, and costs have only been examined selectively. As part of a study commissioned by the State of Salzburg, existing and innovative systems are being systematically compared.  <\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Project Objective<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">The study aims to analyze the energy and cost performance of four common DHW heating systems in combination with five heat generators. Based on a reference building, various scenarios are evaluated with regard to energy demand, primary energy use, and capital and operating costs. The results are intended to serve as a decision-making basis for future residential construction projects and to support planning processes in building services engineering.  <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Background DHW heating in multi-story residential construction is a key challenge for energy efficiency, hygiene, and cost-effectiveness. Different systems, from central storage solutions to decentralized fresh-water modules, offer a wide range of technical approaches. To date, their impacts on energy demand, primary energy use, and costs have only been examined selectively. As part of a [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"tags":[51],"class_list":["post-2834","projects-entries","type-projects-entries","status-publish","hentry","tag-energy-systems"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Domestic Hot Water Heating Systems - Zentrum Alpines Bauen<\/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:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Domestic Hot Water Heating Systems - Zentrum Alpines Bauen\" \/>\n<meta property=\"og:description\" content=\"Background DHW heating in multi-story residential construction is a key challenge for energy efficiency, hygiene, and cost-effectiveness. Different systems, from central storage solutions to decentralized fresh-water modules, offer a wide range of technical approaches. To date, their impacts on energy demand, primary energy use, and costs have only been examined selectively. As part of a [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/\" \/>\n<meta property=\"og:site_name\" content=\"Zentrum Alpines Bauen\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-02T09:00:40+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"ScholarlyArticle\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/\"},\"author\":{\"name\":\"Michael Grobbauer\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#\\\/schema\\\/person\\\/54f22cb95b8a3b9ef05e6d1814132e79\"},\"headline\":\"Domestic Hot Water Heating Systems\",\"datePublished\":\"2024-12-14T23:00:00+00:00\",\"dateModified\":\"2026-03-02T09:00:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/\"},\"wordCount\":145,\"publisher\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#organization\"},\"keywords\":[\"Energy Systems\"],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/\",\"url\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/\",\"name\":\"Domestic Hot Water Heating Systems - Zentrum Alpines Bauen\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#website\"},\"datePublished\":\"2024-12-14T23:00:00+00:00\",\"dateModified\":\"2026-03-02T09:00:40+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/domestic-hot-water-heating-systems\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Projekte\",\"item\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/project-entries\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Domestic Hot Water Heating Systems\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/\",\"name\":\"Zentrum Alpines Bauen\",\"description\":\"shaping the future of alpine building an beyond\",\"publisher\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#organization\",\"name\":\"Zentrum Alpines Bauen\",\"url\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/alpinesbauen.at\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/cropped-android-chrome-512x512-1.png\",\"contentUrl\":\"https:\\\/\\\/alpinesbauen.at\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/cropped-android-chrome-512x512-1.png\",\"width\":512,\"height\":512,\"caption\":\"Zentrum Alpines Bauen\"},\"image\":{\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/#\\\/schema\\\/person\\\/54f22cb95b8a3b9ef05e6d1814132e79\",\"name\":\"Michael Grobbauer\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g\",\"caption\":\"Michael Grobbauer\"},\"url\":\"https:\\\/\\\/alpinesbauen.at\\\/en\\\/author\\\/michael-grobbauerfh-salzburg-ac-at\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Domestic Hot Water Heating Systems - Zentrum Alpines Bauen","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/","og_locale":"en_GB","og_type":"article","og_title":"Domestic Hot Water Heating Systems - Zentrum Alpines Bauen","og_description":"Background DHW heating in multi-story residential construction is a key challenge for energy efficiency, hygiene, and cost-effectiveness. Different systems, from central storage solutions to decentralized fresh-water modules, offer a wide range of technical approaches. To date, their impacts on energy demand, primary energy use, and costs have only been examined selectively. As part of a [&hellip;]","og_url":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/","og_site_name":"Zentrum Alpines Bauen","article_modified_time":"2026-03-02T09:00:40+00:00","twitter_card":"summary_large_image","twitter_misc":{"Estimated reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"ScholarlyArticle","@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/#article","isPartOf":{"@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/"},"author":{"name":"Michael Grobbauer","@id":"https:\/\/alpinesbauen.at\/en\/#\/schema\/person\/54f22cb95b8a3b9ef05e6d1814132e79"},"headline":"Domestic Hot Water Heating Systems","datePublished":"2024-12-14T23:00:00+00:00","dateModified":"2026-03-02T09:00:40+00:00","mainEntityOfPage":{"@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/"},"wordCount":145,"publisher":{"@id":"https:\/\/alpinesbauen.at\/en\/#organization"},"keywords":["Energy Systems"],"inLanguage":"en-GB"},{"@type":"WebPage","@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/","url":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/","name":"Domestic Hot Water Heating Systems - Zentrum Alpines Bauen","isPartOf":{"@id":"https:\/\/alpinesbauen.at\/en\/#website"},"datePublished":"2024-12-14T23:00:00+00:00","dateModified":"2026-03-02T09:00:40+00:00","breadcrumb":{"@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/alpinesbauen.at\/en\/project-entries\/domestic-hot-water-heating-systems\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/alpinesbauen.at\/en\/"},{"@type":"ListItem","position":2,"name":"Projekte","item":"https:\/\/alpinesbauen.at\/en\/project-entries\/"},{"@type":"ListItem","position":3,"name":"Domestic Hot Water Heating Systems"}]},{"@type":"WebSite","@id":"https:\/\/alpinesbauen.at\/en\/#website","url":"https:\/\/alpinesbauen.at\/en\/","name":"Zentrum Alpines Bauen","description":"shaping the future of alpine building an beyond","publisher":{"@id":"https:\/\/alpinesbauen.at\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/alpinesbauen.at\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/alpinesbauen.at\/en\/#organization","name":"Zentrum Alpines Bauen","url":"https:\/\/alpinesbauen.at\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/alpinesbauen.at\/en\/#\/schema\/logo\/image\/","url":"https:\/\/alpinesbauen.at\/wp-content\/uploads\/2025\/10\/cropped-android-chrome-512x512-1.png","contentUrl":"https:\/\/alpinesbauen.at\/wp-content\/uploads\/2025\/10\/cropped-android-chrome-512x512-1.png","width":512,"height":512,"caption":"Zentrum Alpines Bauen"},"image":{"@id":"https:\/\/alpinesbauen.at\/en\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/alpinesbauen.at\/en\/#\/schema\/person\/54f22cb95b8a3b9ef05e6d1814132e79","name":"Michael Grobbauer","image":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/secure.gravatar.com\/avatar\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1bc69c4332873263d9cfa0d25136ded0893307820ad5e0715368432d58081137?s=96&d=mm&r=g","caption":"Michael Grobbauer"},"url":"https:\/\/alpinesbauen.at\/en\/author\/michael-grobbauerfh-salzburg-ac-at\/"}]}},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/projects-entries\/2834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/projects-entries"}],"about":[{"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/types\/projects-entries"}],"author":[{"embeddable":true,"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/comments?post=2834"}],"version-history":[{"count":2,"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/projects-entries\/2834\/revisions"}],"predecessor-version":[{"id":3150,"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/projects-entries\/2834\/revisions\/3150"}],"wp:attachment":[{"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/media?parent=2834"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alpinesbauen.at\/en\/wp-json\/wp\/v2\/tags?post=2834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}