{"id":120,"date":"2026-06-12T19:02:18","date_gmt":"2026-06-12T18:02:18","guid":{"rendered":"https:\/\/thermaldigitalsolutions.com\/?p=120"},"modified":"2026-06-16T13:15:33","modified_gmt":"2026-06-16T12:15:33","slug":"heat-pumps","status":"publish","type":"post","link":"https:\/\/thermaldigitalsolutions.com\/index.php\/2026\/06\/12\/heat-pumps\/","title":{"rendered":"Heat Pumps for home energy efficiency"},"content":{"rendered":"\n<p>How is it possible for a heat pump to consume 2kW electricity power and produce 8kW heat output to a house? Is the law of conservation of energy broken here? There is the scientific trick.<\/p>\n\n\n\n<p>Assuming the outside equivalent temperature is 6\u00b0C and it takes 8kW heating power to keep the inside temperature of a house at 20\u00b0C with radiator in\/out temp 45\/40\u00b0C. <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1358\" height=\"1732\" src=\"https:\/\/thermaldigitalsolutions.com\/wp-content\/uploads\/2026\/06\/HeatPumpPrinciple.jpg\" alt=\"\" class=\"wp-image-182\"\/><figcaption class=\"wp-element-caption\">Principle of a heat pump<\/figcaption><\/figure>\n\n\n\n<p>Referring to the diagram, inside a heat pump, a special fluid flows in a closed loop and maintains two temperatures -30\u00b0C and 60\u00b0C (approx) at two ends.<\/p>\n\n\n\n<p>The &#8216;Evaporator&#8217; end at -30\u00b0C is so cold, it&#8217;s able to draw heat energy from ambient air at a rate of Q1=6kW. The Electricity power of Q2=2kW is added to the fluid via the &#8216;Compressor&#8217;, driving it to 60\u00b0C at the &#8216;Condenser&#8217; end where the heating power of Q3=8kW is transmitted to the radiators in the house.<\/p>\n\n\n\n<p>In this case, energy conservation is maintained with:<\/p>\n\n\n\n<p>Q3(8kW) = Q1(6kW) + Q2(2kW)<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How is it possible for a heat pump to consume 2kW electricity power and produce 8kW heat output to a house? Is the law of conservation of energy broken here? There is the scientific trick. Assuming the outside equivalent temperature<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-120","post","type-post","status-publish","format-standard","hentry","category-heat-pumps"],"_links":{"self":[{"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/posts\/120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/comments?post=120"}],"version-history":[{"count":4,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/posts\/120\/revisions"}],"predecessor-version":[{"id":184,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/posts\/120\/revisions\/184"}],"wp:attachment":[{"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/media?parent=120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/categories?post=120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thermaldigitalsolutions.com\/index.php\/wp-json\/wp\/v2\/tags?post=120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}