{"id":1452,"date":"2018-10-10T07:36:35","date_gmt":"2018-10-10T07:36:35","guid":{"rendered":"https:\/\/aboutfoundry.com\/?p=1452"},"modified":"2018-10-10T07:36:36","modified_gmt":"2018-10-10T07:36:36","slug":"heat-recovery","status":"publish","type":"post","link":"https:\/\/aboutfoundry.com\/en\/heat-recovery\/","title":{"rendered":"Heat recovery"},"content":{"rendered":"\n<p>can only be practiced successfully with crucible furnaces to a limited extent, and\nonly with great effort, depending on the system configuration.<br\/>\nAs a rule, the temperature range of the cooling water lies between 30 and 65 \u00b0C,\nwith a temperature difference of 27 K. Heating pumps work efficiently at\napprox. 80 \u00b0C. Above 72 \u00b0C, the limescale precipitates out of the cooling water,\nthe water lines become clogged, and the water has to be treated accordingly.\nPractical applications include:\n<\/p>\n\n\n\n<p>Treatment of washing water and heating of rooms in winter. With a 5-t furnace\nwith 3,000 kW, a maximum of 900 kW of heat energy will be absorbed by the\ncooling water, which can only be used economically to a very small extent. There\nis a large number of engineering companies involved in the field of heat recov-\nery.\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>can only be practiced successfully with crucible furnaces to a limited extent, and only with great effort, depending on the system configuration. As a rule, the temperature range of the cooling water lies between 30 and 65 \u00b0C, with a temperature difference of 27 K. Heating pumps work efficiently at approx. 80 \u00b0C. Above 72 &hellip; <a href=\"https:\/\/aboutfoundry.com\/en\/heat-recovery\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Heat recovery<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-1452","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":{"adresse":"","telefon":"","e-mail":"","webseite":""},"_links":{"self":[{"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/posts\/1452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/comments?post=1452"}],"version-history":[{"count":1,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/posts\/1452\/revisions"}],"predecessor-version":[{"id":1453,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/posts\/1452\/revisions\/1453"}],"wp:attachment":[{"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/media?parent=1452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/categories?post=1452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aboutfoundry.com\/en\/wp-json\/wp\/v2\/tags?post=1452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}