{"id":442,"date":"2019-01-28T11:14:12","date_gmt":"2019-01-28T11:14:12","guid":{"rendered":"https:\/\/heatpumpingtechnologies.org\/annex50\/?page_id=442"},"modified":"2020-12-15T15:35:15","modified_gmt":"2020-12-15T15:35:15","slug":"soissons","status":"publish","type":"page","link":"https:\/\/heatpumpingtechnologies.org\/annex50\/case-studies-1\/soissons\/","title":{"rendered":"Social Dwellings in Soissons"},"content":{"rendered":"<div class=\"container container--no-margin classic-editor\">Renovation of domestic hot water production in 12 social dwellings.<\/p>\n<p><a href=\"\/\/staging.heatpumpingtechnologies.hemsida.eu\/annex50\/content\/uploads\/sites\/56\/2019\/02\/soissons.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-505\" src=\"\/\/staging.heatpumpingtechnologies.hemsida.eu\/annex50\/content\/uploads\/sites\/56\/2019\/02\/soissons.jpg\" alt=\"\" width=\"360\" height=\"265\" srcset=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/56\/2019\/02\/soissons.jpg 567w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/56\/2019\/02\/soissons-300x221.jpg 300w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/56\/2019\/02\/soissons-400x294.jpg 400w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/a><br \/>\nIn this social housing building, heating is supplied by a renovated district heating grid connected to a wood-fired heating plant. Until now, the Domestic Hot Water production was ensured by individual electrical water heaters. The replacement of these individual solutions (in 12 dwellings) by a collective heat pump induces in a 50% reduction on the electric bill due to domestic hot water production.<\/p>\n<p><span style=\"color: #c00000\"><strong>Some figures<br \/>\n<\/strong><\/span><\/p>\n<ul>\n<li>Before renovating, the primary energy consumption due to DHW production was about 75 kWhep\/m\u00b2.yr<\/li>\n<li>Final objective for ep consumption is 24 kWhep\/m\u00b2.yr.<\/li>\n<\/ul>\n<p><span style=\"color: #c00000\"><strong>Key facts<\/strong><\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td colspan=\"2\" width=\"300\" height=\"10\"><strong>Building <\/strong><\/td>\n<td width=\"19\"><\/td>\n<td colspan=\"2\" width=\"300\" height=\"10\"><strong>Heat pump and source<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Location<\/td>\n<td width=\"161\">Soissons, France<\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Number of HP<\/td>\n<td width=\"149\"><em>1<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Construction<\/td>\n<td width=\"161\"><em>1975<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Installed power<\/td>\n<td width=\"149\"><em>11kW<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Heat distribution<\/td>\n<td width=\"161\"><em>collective<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Operation mode<\/td>\n<td width=\"149\"><em>DHW only<br \/>\n<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Heated area<\/td>\n<td width=\"161\"><em>841 m\u00b2 living<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Heat source<\/td>\n<td width=\"149\"><em>outside air<br \/>\n<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Level of insulation<\/td>\n<td width=\"161\"><em>average<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\"><\/td>\n<td width=\"149\"><\/td>\n<\/tr>\n<tr>\n<td width=\"140\"><\/td>\n<td width=\"161\"><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\"><\/td>\n<td width=\"149\"><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"300\"><strong>Heating system<\/strong><\/td>\n<td width=\"19\"><\/td>\n<td colspan=\"2\" width=\"300\"><strong>Domestic hot water <\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Heat demand<\/td>\n<td width=\"161\"><em>unknown<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Type of system<\/td>\n<td width=\"149\"><em>central<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Heating temperature<\/td>\n<td width=\"161\"><em>unknown<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Max. temperature<\/td>\n<td width=\"149\"><em>60 \u00b0C<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\"><\/td>\n<td width=\"161\"><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Hot water storage<\/td>\n<td width=\"149\"><em>1500 l<br \/>\n<\/em><\/td>\n<\/tr>\n<tr>\n<td width=\"140\"><\/td>\n<td width=\"161\"><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\">Distribution System<\/td>\n<td width=\"149\"><em>Thermodynamic loop heater<\/em><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"300\"><strong>Other information <\/strong><\/td>\n<td width=\"19\"><\/td>\n<td colspan=\"2\" width=\"300\"><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Electric energy consumption 2016<\/td>\n<td width=\"161\"><em>29 kWhep \/ (m\u00b2.yr)<br \/>\n<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\"><\/td>\n<td width=\"149\"><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Investments costs<\/td>\n<td width=\"161\"><em>unknown<\/em><\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\"><\/td>\n<td width=\"149\"><\/td>\n<\/tr>\n<tr>\n<td width=\"140\">Renewables ratio<\/td>\n<td width=\"161\">50%<\/td>\n<td width=\"19\"><\/td>\n<td width=\"151\"><\/td>\n<td width=\"149\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"color: #c00000\"><strong>Description of the technical concept<\/strong><\/span><br \/>\nThe system consists of:<\/p>\n<ul>\n<li style=\"text-align: left\">A 11 kW Atlantic\u00ae air-to-water heat pump<\/li>\n<li style=\"text-align: left\">2 storage tanks with a 750 liters capacity each<\/li>\n<li style=\"text-align: left\">An Atlantic\u00ae thermodynamic loop heater<\/li>\n<\/ul>\n<p>The system functioning is based on an accumulated mode : the storage tanks allow to store the daily DHW<br \/>\nneeds. Then, the heat pump produces heat during the night, for 8 hours continuously.<\/p>\n<p>Even if the outside air temperatures are lower during the night, this type of operation offers advantages in<br \/>\nterms of performances :<\/p>\n<ul>\n<li>After a day of draw-offs, the volume of water in the tanks is completely cold \uf0e8 optimized COP<\/li>\n<li>An operation during night allows to benefit from lower electricity tariffs<\/li>\n<\/ul>\n<p style=\"text-align: center\"><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/56\/2018\/02\/unnamed.png\" alt=\"\" width=\"41\" height=\"41\" \/>Case study sheet FR Soissons<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Renovation of domestic hot water production in 12 social dwellings. In this social housing building, heating is supplied by a&#8230;<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":236,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"class_list":["post-442","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/pages\/442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/comments?post=442"}],"version-history":[{"count":5,"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/pages\/442\/revisions"}],"predecessor-version":[{"id":710,"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/pages\/442\/revisions\/710"}],"up":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/pages\/236"}],"wp:attachment":[{"href":"https:\/\/heatpumpingtechnologies.org\/annex50\/wp-json\/wp\/v2\/media?parent=442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}