{"id":26359,"date":"2026-03-06T12:02:01","date_gmt":"2026-03-06T11:02:01","guid":{"rendered":"https:\/\/varmeco.de\/?p=26359"},"modified":"2026-08-13T12:21:17","modified_gmt":"2026-08-13T10:21:17","slug":"waermewissen-abwaerme-und-solarenergie-effizient-im-hotel-nutzen","status":"publish","type":"post","link":"https:\/\/varmeco.de\/en\/waermewissen-abwaerme-und-solarenergie-effizient-im-hotel-nutzen\/","title":{"rendered":"Heat knowledge: Efficiently using waste heat and solar energy in hotels"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"26359\" class=\"elementor elementor-26359\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f1b6785 e-flex e-con-boxed e-con e-parent\" data-id=\"f1b6785\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9501591 e-con-full e-flex e-con e-child\" data-id=\"9501591\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-dd4df53 e-con-full e-flex e-con e-child\" data-id=\"dd4df53\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d18a730 elementor-widget elementor-widget-heading\" data-id=\"d18a730\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Heat knowledge: Efficiently using waste heat and solar energy in hotels<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a08dd7 elementor-widget elementor-widget-heading\" data-id=\"1a08dd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Efficiently utilizing waste heat and PVT heat for domestic hot water and heating<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3aafc9 elementor-widget elementor-widget-text-editor\" data-id=\"d3aafc9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hotels generate usable heat sources in many places\u2014for example, from air conditioning and refrigeration systems or PVT modules. However, this heat is often generated at a temperature that is too low to be used directly for heating or hot water. The eXergiemaschine can efficiently raise the temperature of such heat sources to a higher level while simultaneously ensuring a cool return flow. In this in-depth technical article, you\u2019ll learn how waste heat and solar heat can be effectively utilized in hotels, what additional efficiency benefits this brings for refrigeration and PVT systems, and how this can help reduce reliance on fossil fuels.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02b1aed elementor-widget elementor-widget-image\" data-id=\"02b1aed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"681\" src=\"https:\/\/varmeco.de\/wp-content\/uploads\/2026\/08\/eXm_Kemmeriboden-Bad_06.jpg\" class=\"attachment-large size-large wp-image-26365\" alt=\"\" srcset=\"https:\/\/varmeco.de\/wp-content\/uploads\/2026\/08\/eXm_Kemmeriboden-Bad_06.jpg 1024w, https:\/\/varmeco.de\/wp-content\/uploads\/2026\/08\/eXm_Kemmeriboden-Bad_06-300x200.jpg 300w, https:\/\/varmeco.de\/wp-content\/uploads\/2026\/08\/eXm_Kemmeriboden-Bad_06-768x511.jpg 768w, https:\/\/varmeco.de\/wp-content\/uploads\/2026\/08\/eXm_Kemmeriboden-Bad_06-18x12.jpg 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eb1e7b2 e-con-full e-flex e-con e-child\" data-id=\"eb1e7b2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-34276df elementor-widget elementor-widget-text-editor\" data-id=\"34276df\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I'm <a href=\"https:\/\/www.exergiemaschine.com\/allgemein\/waermekosten-im-hotel-senken-mit-der-exergiemaschine\/\" target=\"_blank\" rel=\"noopener nofollow\">detailed technical contribution<\/a> Learn how waste heat and solar heat can be put to good use in hotels, what additional efficiency benefits arise for refrigeration and PVT systems, and how this can save fossil fuels.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd3809a elementor-widget elementor-widget-heading\" data-id=\"dd3809a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.exergiemaschine.com\/allgemein\/waermekosten-im-hotel-senken-mit-der-exergiemaschine\/\" target=\"_blank\" rel=\"nofollow noopener\">Read the full article, &quot;Heating Tips: Reduce Heating Costs in Hotels with the eXergiemaschine,&quot; on our eXm page now!<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fe21330 e-con-full e-flex e-con e-child\" data-id=\"fe21330\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-522302c e-con-full e-flex e-con e-child\" data-id=\"522302c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d82e85c elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"d82e85c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tAre you interested in a eXergiemaschine?\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tFeel free to contact us!\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/varmeco.de\/en\/zentrale\/\">\n\t\t\t\t\t\tClick here\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3ec7db elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"e3ec7db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tSpecial page exergy machine eXm\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tHow can waste heat be put to good use in a hotel? Learn how the eXergiemaschine efficiently raises low temperatures, making waste heat and solar heat usable for heating and hot water.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/exergiemaschine.com\/\" rel=\"nofollow noopener\" target=\"_blank\">\n\t\t\t\t\t\tSpecial page exergy machine eXm\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-74c0f82 e-con-full e-flex e-con e-child\" data-id=\"74c0f82\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-20fa21b e-con-full e-flex e-con e-child\" data-id=\"20fa21b\" data-element_type=\"container\" 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