{"id":4638,"date":"2026-09-01T02:00:00","date_gmt":"2026-09-01T02:00:00","guid":{"rendered":"https:\/\/www.26yc.com\/datacenter-liquid-cooling-heat-recovery\/"},"modified":"2026-10-08T23:36:10","modified_gmt":"2026-10-09T06:36:10","slug":"datacenter-liquid-cooling-heat-recovery","status":"publish","type":"post","link":"https:\/\/www.26yc.com\/ja\/datacenter-liquid-cooling-heat-recovery\/","title":{"rendered":"Data Center Liquid Cooling Heat Recovery: Capturing Server Heat"},"content":{"rendered":"<h2>From air to liquid<\/h2>\n<p>As rack densities climb, air cooling hits its limit. Liquid cooling &#8211; cold plates, rear-door coolers, or immersion &#8211; captures server heat directly in water, at 30-50C. That warm water is a prime recovery stream.<\/p>\n<h2>What you recover<\/h2>\n<ul>\n<li><strong>Facility heating<\/strong> &#8211; warm loops heat offices or adjacent buildings via <a href=\"https:\/\/www.26yc.com\/ja\/air-to-air-vs-air-to-water\/\">air-to-water recovery<\/a>.<\/li>\n<li><strong>District feed<\/strong> &#8211; excess heat exports to a <a href=\"https:\/\/www.26yc.com\/ja\/district-energy-station\/\">district energy station<\/a>.<\/li>\n<li><strong>CHP synergy<\/strong> &#8211; pair with <a href=\"https:\/\/www.26yc.com\/ja\/combined-heat-and-power-chp\/\">CHP<\/a> for a resilient low-carbon loop.<\/li>\n<\/ul>\n<h2>Why it beats air-side only<\/h2>\n<p>Liquid capture reaches higher temperatures than air-to-air, enabling more reuse. It also lowers PUE by removing fan-heavy air transport. Start from our <a href=\"https:\/\/www.26yc.com\/ja\/data-center-heat-recovery\/\">data-center heat recovery overview<\/a> and measure with <a href=\"https:\/\/www.26yc.com\/ja\/heat-recovery-efficiency-metrics\/\">efficiency metrics<\/a>.<\/p>\n<h2>\u6295\u8cc7\u56de\u53ce<\/h2>\n<p>Reusing server heat for district or process loads can cut a data center&#8217;s net energy cost 10-30%. Validate with a <a href=\"https:\/\/www.26yc.com\/ja\/heat-recovery-payback-calculation\/\">payback calculation<\/a>.<\/p>\n<h2>The temperature advantage of liquid<\/h2>\n<p>Liquid cooling captures server heat at 30 to 50C directly in water, warmer than air-side recovery can reach and therefore useful for more applications: facility heating, adjacent buildings, or export to a district network. Higher source temperature also means any heat pump used to uplift it runs at a better COP than if it started from cool exhaust air. The liquid loop is the natural backbone of data-center recovery.<\/p>\n<h2>From server to useful load<\/h2>\n<p>The captured warm water can serve on-site heating, feed a district energy station, or pair with CHP for a resilient low-carbon loop. Where the temperature or demand does not line up directly, a heat pump bridges the gap, and the efficiency metrics from commissioning show how much of the server load is actually reused versus rejected.<\/p>\n<h2>Controls and scaling<\/h2>\n<p>Recovery should follow IT load, which fluctuates with utilization, so the control must match heat capture to real-time demand and avoid stranding heat with no sink. As rack densities rise, liquid capture scales better than air-side methods and continues to lower PUE by removing fan-heavy air transport. Start from the data-center overview and measure with efficiency metrics before committing capital.<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<p><strong>Why move from air to liquid cooling recovery?<\/strong><br \/>Liquid captures server heat at 30 to 50C, warmer than air-side recovery, enabling more reuse and a lower PUE.<\/p>\n<p><strong>What can the recovered heat do?<\/strong><br \/>It can serve facility or adjacent building heating, export to a district energy station, or pair with CHP for a low-carbon loop.<\/p>\n<p><strong>How does it beat air-side only?<\/strong><br \/>It reaches higher temperatures for better heat-pump COP and removes fan-heavy air transport from the cooling path.<\/p>\n<p><strong>What savings are typical?<\/strong><br \/>Reusing server heat can cut a data center net energy cost by 10 to 30 percent. Validate with a payback calculation.<\/p>\n<div class=\"yc-related\">\n<h3>\u95a2\u9023\u8a18\u4e8b<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.26yc.com\/ja\/reset-air-standard\/\" title=\"RESET Air Standard\">RESET Air Standard<\/a><\/li>\n<\/ul>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>From air to liquid As rack densities climb, air cooling hits its limit. Liquid cooling &#8211; cold plates, rear-door coolers, or immersion &#8211; captures server heat directly in water, at 30-50C. That warm water is a prime recovery stream. What you recover Facility heating &#8211; warm loops heat offices or adjacent buildings via air-to-water recovery. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[244,197],"tags":[205,162],"class_list":["post-4638","post","type-post","status-publish","format-standard","hentry","category-applications","category-encyclopedia","tag-data-center","tag-heat-recovery"],"_links":{"self":[{"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/posts\/4638","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/comments?post=4638"}],"version-history":[{"count":2,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/posts\/4638\/revisions"}],"predecessor-version":[{"id":5202,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/posts\/4638\/revisions\/5202"}],"wp:attachment":[{"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/media?parent=4638"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/categories?post=4638"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.26yc.com\/ja\/wp-json\/wp\/v2\/tags?post=4638"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}