{"id":218,"date":"2023-03-26T09:25:47","date_gmt":"2023-03-26T07:25:47","guid":{"rendered":"https:\/\/thermiedoc.fr\/articles\/?p=218"},"modified":"2023-03-26T10:36:43","modified_gmt":"2023-03-26T08:36:43","slug":"outil-de-calcul-le-cout-eau-chaude","status":"publish","type":"post","link":"https:\/\/www.thermiedoc.fr\/articles\/outil-de-calcul-le-cout-eau-chaude\/","title":{"rendered":"Outil de calcul: le co\u00fbt de l&rsquo;eau chaude sanitaire pour un foyer"},"content":{"rendered":"\n<p>L&rsquo;eau chaude sanitaire a un co\u00fbt, et il est important de bien comprendre son impact sur votre facture \u00e9nerg\u00e9tique. Cela vous permettra de d\u00e9terminer s&rsquo;il est int\u00e9ressant de remplacer votre syst\u00e8me de production actuel. <\/p>\n\n\n\n<p>Cet outil de calcul vous aidera \u00e0 estimer la consommation d&rsquo;eau chaude et les co\u00fbts associ\u00e9s pour votre foyer, vous permettra de mieux \u00e9valuer sont impact sur votre facture \u00e9nerg\u00e9tique et peut-\u00eatre de vous aidera \u00e0 voir si il est int\u00e9ressant de remplacer votre production.<\/p>\n\n\n\n<p>Cet outil est con\u00e7u pour les cumulus traditionnels, en consid\u00e9rant un co\u00fbt de l&rsquo;\u00e9lectricit\u00e9 \u00e0 0,20\u20ac\/kWh (mars 2023 base, 6 kVA EDF). Pour un <a href=\"https:\/\/thermiedoc.fr\/articles\/comment-fonctionne-un-chauffe-eau-thermodynamique\/\">chauffe-eau thermodynamique<\/a>, divisez le montant final de la consommation par le coefficient de performance (<a href=\"https:\/\/expertises.ademe.fr\/batiment\/passer-a-laction\/elements-dequipement\/leau-chaude-sanitaire\">condition r\u00e9elles: Source ADEME: 2<\/a>). Pour un <a href=\"https:\/\/thermiedoc.fr\/articles\/comment-fonctionne-un-chauffe-eau-solaire\/\">chauffe-eau solaire<\/a>, il est g\u00e9n\u00e9ralement dimensionn\u00e9 pour couvrir environ la moiti\u00e9 des besoins en eau chaude sanitaire du foyer. Ajustez le r\u00e9sultat en cons\u00e9quence.<\/p>\n\n\n\n<p><br>Pour affiner les calculs <a href=\"https:\/\/energieplus-lesite.be\/evaluer\/eau-chaude-sanitaire5\/evaluer-l-efficacite-energetique-de-la-production-d-eau-chaude-sanitaire\/\">ce tableau vous sera utile<\/a><br><\/p>\n\n\n\n<div class=\"calculator-container\">\n  <h2>Estimation de la consommation d&rsquo;eau chaude sanitaire et du co\u00fbt annuel<\/h2>\n  <p>On prendra pour calcul de puissance la formule P = volume m3 x 1,16 x delta T x rendement<\/p>\n  \n  <table>\n    <tr>\n      <td><label for=\"people\">Nombre de personnes dans le foyer:<\/label><\/td>\n      <td>\n        <select id=\"people\">\n          <option value=\"1\">1<\/option>\n          <option value=\"2\">2<\/option>\n          <option value=\"3\">3<\/option>\n          <option value=\"4\">4<\/option>\n          <option value=\"5\">5<\/option>\n          <option value=\"6\">6<\/option>\n          <option value=\"7\">7<\/option>\n          <option value=\"8\">8<\/option>\n        <\/select>\n      <\/td>\n    <\/tr>\n    <tr>\n      <td><label for=\"kwh_cost\">Co\u00fbt du kWh (\u20ac):<\/label><\/td>\n      <td><input type=\"text\" id=\"kwh_cost\" value=\"0.20\" pattern=\"[0-9.]+\"><\/td>\n    <\/tr>\n    <tr>\n      <td><label for=\"rendement\">Rendement de l&rsquo;appareil :<\/label><\/td>\n      <td><input type=\"text\" id=\"rendement\" value=\"0.8\" pattern=\"[0-9.]+\"><\/td>\n    <\/tr>\n    <tr>\n      <td><label for=\"avg_consumption\">Consommation moyenne par personne (litres\/jour):<\/label><\/td>\n      <td><input type=\"text\" id=\"avg_consumption\" value=\"30\" pattern=\"[0-9.]+\"><\/td>\n    <\/tr>\n    <tr>\n      <td><label for=\"cold_water_temp\">Temp\u00e9rature de l&rsquo;eau froide (\u00b0C):<\/label><\/td>\n      <td><input type=\"text\" id=\"cold_water_temp\" value=\"15\" pattern=\"[0-9.]+\"><\/td>\n    <\/tr>\n    <tr>\n      <td><label for=\"hot_water_temp\">Temp\u00e9rature de l&rsquo;eau chaude (\u00b0C):<\/label><\/td>\n      <td><input type=\"text\" id=\"hot_water_temp\" value=\"55\" pattern=\"[0-9.]+\"><\/td>\n    <\/tr>\n  <\/table>\n  \n<button id=\"calculate\" style=\"display: block; margin: 0 auto;\">Calculer<\/button> <\/br>\n<h3 style=\"text-align: center;\">R\u00e9sultats:<\/h3>\n<table>\n  <tr>\n    <td>Consommation d&rsquo;eau chaude mensuelle (m3):<\/td>\n    <td><span id=\"monthly_m3\"><\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Consommation d&rsquo;eau chaude annuelle (m3):<\/td>\n    <td><span id=\"yearly_m3\"><\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Consommation mensuelle \u00e9nerg\u00e9tique (kWh):<\/td>\n    <td><span id=\"monthly_energy\"><\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Consommation annuelle \u00e9nerg\u00e9tique (kWh):<\/td>\n    <td><span id=\"yearly_energy\"><\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Co\u00fbt mensuel (\u20ac):<\/td>\n    <td><span id=\"monthly_eur\"><\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Co\u00fbt annuel (\u20ac):<\/td>\n    <td><span id=\"yearly_eur\"><\/span><\/td>\n  <\/tr>\n<\/table>\n<\/div>\n<script>\ndocument.getElementById(\"calculate\").addEventListener(\"click\", function() {\n  const people = parseInt(document.getElementById(\"people\").value);\n  const kwh_cost = parseFloat(document.getElementById(\"kwh_cost\").value);\n  const rendement = parseFloat(document.getElementById(\"rendement\").value);\n  const avg_consumption = parseFloat(document.getElementById(\"avg_consumption\").value);\n  const cold_water_temp = parseFloat(document.getElementById(\"cold_water_temp\").value);\n  const hot_water_temp = parseFloat(document.getElementById(\"hot_water_temp\").value);\n  const delta_temp = hot_water_temp - cold_water_temp;\n  const monthly_m3 = (people * avg_consumption * 30) \/ 1000;\n  const yearly_m3 = (people * avg_consumption * 365) \/ 1000;\n  const monthly_energy = (1.16 * monthly_m3 * delta_temp) \/ rendement;\n  const yearly_energy = (1.16 * yearly_m3 * delta_temp) \/ rendement;\n  const monthly_eur = monthly_energy * kwh_cost;\n  const yearly_eur = yearly_energy * kwh_cost;\n  document.getElementById(\"monthly_m3\").innerText = monthly_m3.toFixed(2);\n  document.getElementById(\"yearly_m3\").innerText = yearly_m3.toFixed(2);\n  document.getElementById(\"monthly_energy\").innerText = monthly_energy.toFixed(2);\n  document.getElementById(\"yearly_energy\").innerText = yearly_energy.toFixed(2);\n  document.getElementById(\"monthly_eur\").innerText = monthly_eur.toFixed(2);\n  document.getElementById(\"yearly_eur\").innerText = yearly_eur.toFixed(2);\n});\n<\/script>\n\n\n\n<p>Avec cet outil, vous pouvez estimer votre consommation d&rsquo;eau chaude et les co\u00fbts associ\u00e9s, ce qui vous permettra de prendre des d\u00e9cisions \u00e9clair\u00e9es concernant votre syst\u00e8me de production d&rsquo;eau chaude. N&rsquo;h\u00e9sitez pas \u00e0 explorer les diff\u00e9rentes options pour am\u00e9liorer votre efficacit\u00e9 \u00e9nerg\u00e9tique et r\u00e9duire votre facture \u00e9nerg\u00e9tique.<\/p>\n\n\n\n<p>Les tarifs de l&rsquo;entretien sont \u00e0 prendre en compte sur la dur\u00e9e de vie de votre appareil et sont disponibles <a href=\"https:\/\/www.thermiedoc.fr\/les-tarifs-particuliers-entretien-mise-en-service-depannage.html\">sur cette page<\/a>, \u00e0 noter que les rendements sont tr\u00e8s fortement d\u00e9grad\u00e9s sur les appareils mal entretenus.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Estimez votre consommation d&rsquo;eau chaude en 2 minutes<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"categories":[8,12,5],"tags":[],"class_list":["post-218","post","type-post","status-publish","format-standard","hentry","category-chauffe-eau-solaire","category-chauffe-eau-thermodynamique","category-economie-energie"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - 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