{"id":2955,"date":"2023-01-04T12:50:15","date_gmt":"2023-01-04T12:50:15","guid":{"rendered":"https:\/\/csiag.eu\/?p=2955"},"modified":"2023-01-04T12:58:17","modified_gmt":"2023-01-04T12:58:17","slug":"calculer-le-point-de-rosee-dune-maison-intelligente","status":"publish","type":"post","link":"https:\/\/csiag.eu\/fr\/blog\/2023\/01\/04\/smarthome-taupunkt-berechnen\/","title":{"rendered":"SmartHome \u2013 Calculer le point de ros\u00e9e"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Temps de lecture<\/span> <span class=\"rt-time\"> &lt; 1<\/span> <span class=\"rt-label rt-postfix\">minute<\/span><\/span>\n<p>Le point de ros\u00e9e d\u00e9crit la temp\u00e9rature qui doit \u00eatre inf\u00e9rieure pour que de la ros\u00e9e, du brouillard ou de la condensation se forme \u00e0 une pression atmosph\u00e9rique constante et \u00e0 une humidit\u00e9 donn\u00e9e.<\/p>\n\n\n\n<p>Mat\u00e9riel requis\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Capteur de temp\u00e9rature et d&#039;humidit\u00e9 homematique \u00e0 l&#039;ext\u00e9rieur <a href=\"https:\/\/de.elv.com\/homematic-funk-temperatur-luftfeuchtesensor-hm-wds10-th-o-fuer-smart-home-hausautomation-076923\" target=\"_blank\" rel=\"noreferrer noopener\">HM-WDS10-TH-O<\/a><\/li>\n\n\n\n<li>Thermostat mural Homematic <a href=\"https:\/\/de.elv.com\/homematic-funk-wandthermostat-hm-tc-it-wm-w-eu-fuer-smart-home-hausautomation-132030\" target=\"_blank\" rel=\"noreferrer noopener\">HM-TC-IT-WM-WE<\/a><\/li>\n<\/ul>\n\n\n\n<p>Le programme :<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-1024x264.png\" alt=\"\" class=\"wp-image-2956\" width=\"840\" height=\"216\" srcset=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-1024x264.png 1024w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-300x77.png 300w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-768x198.png 768w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-1536x396.png 1536w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-2048x528.png 2048w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/01\/image-1-1560x403.png 1560w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/><figcaption class=\"wp-element-caption\">Programme \u2013 calcul du point de ros\u00e9e<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Le code :<\/p>\n\n\n\n<p><code>r\u00e9el T = dom.GetObject(&quot;T_actual_FH&quot;).Value();WriteLine(&quot;T_FH&quot;);WriteLine(T);<br>r\u00e9el rF = dom.GetObject(&quot;F_actual_FH&quot;).Value();WriteLine(&quot;rF_FH&quot;);WriteLine(rF);<\/code><\/p>\n\n\n\n<p><code>si (T &lt; 0,0) { T = 0,0\u00a0; } savoirs traditionnels r\u00e9els = T + 273,15\u00a0; !Temp\u00e9rature en Kelvin r\u00e9el a = 7,5\u00a0; r\u00e9el b = 237,3 ; !pour T &gt;= 0<br>r\u00e9el R = 8314,3\u00a0; !J \/ (kmol * K)(constante universelle des gaz)<br>mw r\u00e9el = 18 016\u00a0; !kg \/ kmol (poids mol\u00e9culaire de la vapeur d&#039;eau)<br>r\u00e9el pp = (a * T) \/ (b + T) ; !Calculez la puissance de la formule suivante<br>SDD r\u00e9el = 6,1078 * (10,0).Pow(pp); !Pression de vapeur saturante en hPa<br>r\u00e9el DD = ((SDD * rF) \/ 100,0); !Pression de vapeur en hPa<br>r\u00e9el v = (DD \/ 6.1078).Log10();<br>r\u00e9el TP_null = (b * v \/ (a - v));WriteLine(&quot;TP_null&quot;);WriteLine(TP_null); !Point de ros\u00e9e<br>r\u00e9el TP = (TP_null).ToString(1); !Seuil de commutation de temp\u00e9rature pour la ventilation<\/code><\/p>\n\n\n\n<p><code>dom.GetObject(&quot;Dewpoint_FH&quot;).State(TP);WriteLine(&quot;Dewpoint&quot;);WriteLine(TP);<br>AF r\u00e9el = (10,0).Pow(5,0) * (mw \/ R) * DD \/ TK\u00a0;<\/code><\/p>\n\n\n\n<p>Les deux variables <code>T<\/code> et <code>RF<\/code> sont lus \u00e0 partir des capteurs de temp\u00e9rature\/humidit\u00e9 respectifs dans un programme externe et sont ainsi transmis \u00e0 tous les autres programmes sans avoir \u00e0 interroger \u00e0 nouveau le capteur (afin de minimiser les <em><a href=\"https:\/\/csiag.eu\/fr\/jour\/cycle-de-service\/\" data-type=\"post_tag\" data-id=\"392\">Cycles de service<\/a><\/em>) mis \u00e0 disposition.<\/p>","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Temps de lecture<\/span> <span class=\"rt-time\"> &lt; 1<\/span> <span class=\"rt-label rt-postfix\">minute<\/span><\/span>Der Taupunkt beschreibt die Temperatur, die unterschritten werden muss, um bei konstantem Luftdruck bei gegebener Luftfeuchte, damit sich Tau oder Nebel, bzw. Kondenswasser bilden kann. Ben\u00f6tigte Hardware: Das Programm: Der Code: real T = dom.GetObject(&#8222;T_actual_FH&#8220;).Value();WriteLine(&#8222;T_FH&#8220;);WriteLine(T);real rF = dom.GetObject(&#8222;F_actual_FH&#8220;).Value();WriteLine(&#8222;rF_FH&#8220;);WriteLine(rF); if (T &lt; 0.0) { T = 0.0; } real TK = T + 273.15; !Temperatur in&hellip;&nbsp;<a href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/01\/04\/smarthome-taupunkt-berechnen\/\" rel=\"bookmark\">Lire la suite \"<span class=\"screen-reader-text\">SmartHome \u2013 Calculer le point de ros\u00e9e<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","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":"","footnotes":""},"categories":[346,347],"tags":[747,748,752,749,191,750,391,370,441,470,751],"class_list":["post-2955","post","type-post","status-publish","format-standard","hentry","category-smarthome","category-smarthome-im-wohnmobil","tag-berechnen","tag-gaskonstante","tag-kelvin","tag-luftdruck","tag-molekulargewicht","tag-saettigungsdampfdruck","tag-schaltschwelle","tag-smarthome","tag-taupunkt","tag-temperatur","tag-wasserdampf"],"modified_by":"Achim Goerner","_links":{"self":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/posts\/2955","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/comments?post=2955"}],"version-history":[{"count":0,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/posts\/2955\/revisions"}],"wp:attachment":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/media?parent=2955"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/categories?post=2955"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/tags?post=2955"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}