{"id":3995,"date":"2023-04-11T10:10:06","date_gmt":"2023-04-11T10:10:06","guid":{"rendered":"https:\/\/csiag.eu\/?p=3995"},"modified":"2023-04-11T12:04:51","modified_gmt":"2023-04-11T12:04:51","slug":"rendement-lux-et-pv","status":"publish","type":"post","link":"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/","title":{"rendered":"Rendement Lux et PV"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/#Lux-Messung\" >Mesure des lux<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/#Variablen\" >variables<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/#Programm\" >programme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/#Skript\" >sc\u00e9nario<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/#Visualisierung\" >Visualisation<\/a><\/li><\/ul><\/nav><\/div>\n<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\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>\n<p class=\"wp-block-paragraph\">1 lux repr\u00e9sente 1 lumen par m<sup>2<\/sup>. Dans le cadre du calcul des performances des installations photovolta\u00efques pr\u00e9vues, les valeurs des appareils de mesure de l&#039;\u00e9nergie solaire sont exprim\u00e9es en watts par m<sup>2<\/sup> reproduit. Cette valeur, multipli\u00e9e par les m\u00e8tres carr\u00e9s pr\u00e9vus, donne le rendement \u00e9nerg\u00e9tique attendu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le soi-disant <em>Constante solaire<\/em>  d\u00e9crit la puissance de rayonnement du soleil comme \u00e9tant de 1 361 W\/m<sup>2<\/sup> dans l&#039;espace. Pour calculer les watts effectifs par m<sup>2<\/sup>qui frappent r\u00e9ellement les modules photovolta\u00efques, il faut tenir compte de divers facteurs d&#039;amortissement (atmosph\u00e8re, brume, pollution par la poussi\u00e8re, etc.), qui changent \u00e9galement en permanence.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Plus l\u2019incidence de la lumi\u00e8re est forte et plus proche de l\u2019\u00e9quateur, plus le rendement est \u00e9lev\u00e9. La diff\u00e9rence de latitude relativement faible entre l&#039;Allemagne et l&#039;Autriche \u00e0 elle seule se traduit par un rendement sup\u00e9rieur d&#039;environ 12 %.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si vous souhaitez obtenir une estimation approximative de la puissance de rayonnement effectivement utilisable \u00e0 partir des valeurs de lux mesur\u00e9es, vous pouvez supposer environ lux\/900.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lux-Messung\"><\/span>Mesure des lux<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Il y en a un pour Homematic et RaspberryMatic <a href=\"https:\/\/de.elv.com\/elv-homematic-ip-komplettbausatz-lichtsensor-aussen-hmip-slo-fuer-smart-home-hausautomation-151598?utm_source=affiliate&amp;utm_medium=feed&amp;utm_campaign=affiliate_idealo&amp;awc=11447_1681206327_0134b83283bc30fc0cf5858471824d9d\" target=\"_blank\" rel=\"noreferrer noopener\">Capteur de lumi\u00e8re<\/a>, qui enregistre une plage de mesure de 0,01 lx \u00e0 83 680 lx.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Variablen\"><\/span>variables<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les variables suivantes sont de type <code>Nombre<\/code> doit \u00eatre cr\u00e9\u00e9\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>LS_<\/code>moyenne<\/li>\n\n\n\n<li><code>Wm_2<\/code><\/li>\n\n\n\n<li><code>Wm_2_g<\/code><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Programm\"><\/span>programme<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le programme sera en cours <code>mise \u00e0 jour<\/code> de la valeur mesur\u00e9e envoy\u00e9e est d\u00e9clench\u00e9e et le script inclus est ex\u00e9cut\u00e9.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"287\" src=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-1024x287.png\" alt=\"\" class=\"wp-image-4017\" srcset=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-1024x287.png 1024w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-1536x430.png 1536w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-2048x574.png 2048w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-300x84.png 300w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-4-768x215.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Skript\"><\/span>sc\u00e9nario<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La valeur lux est d\u00e9termin\u00e9e par le canal <code>1\u00a0:\u00a0AVARAGE_ILLUMINATION<\/code> du capteur de lumi\u00e8re interrog\u00e9 et dans la variable <code>LS_<\/code>moyenne enregistr\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La conversion en n&#039;importe quel W\/m<sup>2<\/sup> se fait en divisant de<code> LS_<\/code>moyenne \u00e0 travers <code>1300<\/code> et sera dans la variable <code>Wm_2<\/code> enregistr\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le rendement total approximatif, correspondant \u00e0 la surface du module install\u00e9, r\u00e9sulte de la multiplication de la production en m\u00e8tres carr\u00e9s par la somme des surfaces du module (ici <code>7,68<\/code> m<sup>2<\/sup>), stock\u00e9 dans la variable <code>Wm_2_g<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>var avgLS = dom.GetObject(&quot;HmIP-RF.000D5F29ADD1DB:1.AVERAGE_ILLUMINATION&quot;).Value();<br>dom.GetObject(&#039;LS_avg&#039;).State(avgLS);<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>var Wm_2 = moyLS \/ 1300\u00a0;<br>dom.GetObject(&#039;Wm2&#039;).State(Wm_2);<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>! Surface totale du module de 7,68 m\u00b2<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>var Wm_2_g = Wm_2 * 7,68\u00a0;<br>dom.GetObject(&#039;Wm2_g&#039;).State(Wm_2_g);<\/code><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Visualisierung\"><\/span>Visualisation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La visualisation via AIO Creator ressemble alors \u00e0 ceci :<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-5.png\" alt=\"\" class=\"wp-image-4022\" width=\"214\" height=\"183\" srcset=\"https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-5.png 392w, https:\/\/csiag.eu\/wp-content\/uploads\/2023\/04\/image-5-300x257.png 300w\" sizes=\"(max-width: 214px) 100vw, 214px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">\u00catre utilis\u00e9 comme plage de valeurs pour l&#039;affichage <code>0<\/code> et <code>83680<\/code>, la valeur mesur\u00e9e maximale possible du capteur de lumi\u00e8re est saisie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La valeur en lux actuellement mesur\u00e9e, la puissance moyenne par m\u00e8tre carr\u00e9 et la somme de puissance approximative r\u00e9sultant de la surface totale install\u00e9e sont affich\u00e9es.<\/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\"> 2<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>1 Lux repr\u00e4sentiert 1 Lumen je m2. Im Zusammenhang mit der Leistungsberechnung von geplanten PV-Anlagen werden Werte von Solarenergie-Messger\u00e4ten in Watt je m2 wiedergegeben. Dieser Wert, multipliziert mit den geplanten Quadratmetern ergibt den zu erwartenden Energie-Ertrag. Die sog. Solarkonstante bezeichnet die Strahlungsleistung der Sonne mit 1.361 W\/m2 im Weltraum. F\u00fcr die Berechnung der effektiven Watt&hellip;&nbsp;<a href=\"https:\/\/csiag.eu\/fr\/blog\/2023\/04\/11\/lux-und-pv-ertrag\/\" rel=\"bookmark\">Lire la suite \"<span class=\"screen-reader-text\">Rendement Lux et PV<\/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":[1353,347,1260],"tags":[1385,1357,377,1386,1377,1382,1374,1379,1384,1380,372,638,1375,902,371,1383,1381,891,683,894,1378],"class_list":["post-3995","post","type-post","status-publish","format-standard","hentry","category-pv-anlage","category-smarthome-im-wohnmobil","category-stromerzeugung","tag-energie-ertrag","tag-ertrag","tag-homematic","tag-leistungsberechnung","tag-lichtsensor","tag-lumen","tag-lux","tag-lux-messung","tag-messgeraet","tag-modulflaeche","tag-programm","tag-pv-anlage","tag-pv-ertrag","tag-raspberrymatic","tag-skript","tag-solarenergie","tag-solarkonstante","tag-sonne","tag-strahlungsleistung","tag-umrechnung","tag-watt"],"modified_by":"Achim Goerner","_links":{"self":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/posts\/3995","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=3995"}],"version-history":[{"count":0,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/posts\/3995\/revisions"}],"wp:attachment":[{"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/media?parent=3995"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/categories?post=3995"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/csiag.eu\/fr\/wp-json\/wp\/v2\/tags?post=3995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}