{"id":154,"date":"2022-04-14T10:10:26","date_gmt":"2022-04-14T08:10:26","guid":{"rendered":"https:\/\/www.du-man.net\/wordpress\/?p=154"},"modified":"2025-05-05T15:25:49","modified_gmt":"2025-05-05T13:25:49","slug":"une-station-meteo-autonome-et-connectee-v1-0","status":"publish","type":"post","link":"https:\/\/www.du-man.net\/wordpress\/une-station-meteo-autonome-et-connectee-v1-0\/","title":{"rendered":"Une station m\u00e9t\u00e9o autonome et connect\u00e9e V1.0"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gen\u00e8se du projet<\/h2>\n\n\n\n<p>L&rsquo;id\u00e9e \u00e9tait de d&rsquo;avoir un support de cours pour les \u00e9l\u00e8ves de 3\u1d49 suffisamment \u00e9toff\u00e9 pour pouvoir travailler avec 6 \u00e9quipes sur des sujets diff\u00e9rents :<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Le boitier et de la station.<\/li><li>La fixation et la protection de capteurs de temp\u00e9rature, d&rsquo;humidit\u00e9 et de luminosit\u00e9.<\/li><li>L&rsquo;alimentation en \u00e9nergie de la station m\u00e9t\u00e9o.<\/li><li>La liaison r\u00e9seau et l&rsquo;enregistrement d&rsquo;informations sur internet.<\/li><li>D\u00e9finir et programmer les capteurs, v\u00e9rifier que le projet respectait une enveloppe budg\u00e9taire.<\/li><li>D\u00e9finir l&#8217;emplacement pour implanter la station m\u00e9t\u00e9o et proposer une  solution modulaire pour attacher les diff\u00e9rents composants au mat.<\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Les choix de mat\u00e9riel <\/h2>\n\n\n\n<table id=\"tablepress-2\" class=\"tablepress tablepress-id-2\">\n<tbody class=\"row-hover\">\n<tr class=\"row-1\">\n\t<td class=\"column-1\">Carte Arduino Uno<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/ori-carte-arduino-uno-12420.jpg\" alt=\"\" width=\"200\" height=\"166\" class=\"size-full wp-image-159\" \/><\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Shield Grove<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/index.jpg\" alt=\"\" width=\"241\" height=\"209\" class=\"alignnone size-full wp-image-158\" \/><\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Shield solaire<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/solaire.jpg\" alt=\"\" width=\"204\" height=\"166\" class=\"alignnone size-full wp-image-160\" \/><\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Plusieurs Cellules solaires SOL3W<br \/>\n5,5 V\/540 mA &#8211; 160 x 138 mm<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/ar-cellule-solaire-sol3w-18996.jpg\" alt=\"\" width=\"251\" height=\"189\" class=\"size-full wp-image-162\" \/><\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Accu LiPo 3,7 Vcc 4000 mAh<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/ar-accu-lipo-3-7-vcc-4000-mah-l805080-31843.jpg\" alt=\"\" width=\"200\" height=\"191\" class=\"size-full wp-image-161\" \/><\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Capteur de temp\u00e9rature et d&rsquo;humidit\u00e9<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/temperature.jpg\" alt=\"\" width=\"200\" height=\"185\" class=\"alignnone size-full wp-image-107\" \/><\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Capteur luminosit\u00e9<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/Grove_sunlight_sensor_view.jpg\" alt=\"\" width=\"200\" height=\"166\" class=\"alignnone size-full wp-image-108\" \/><\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Capteur pression atmosph\u00e9rique<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/Grove-High-Precision-Barometer-Sensor-DPS310-wiki.jpg\" alt=\"\" width=\"200\" height=\"170\" class=\"alignnone size-full wp-image-115\" \/><\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Module Wi-Fi<\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/wifi.jpg\" alt=\"\" width=\"200\" height=\"162\" class=\"alignnone size-full wp-image-119\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-2 from cache -->\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Impression 3D du boitier de la station m\u00e9t\u00e9o<\/h2>\n\n\n\n<table id=\"tablepress-3\" class=\"tablepress tablepress-id-3\">\n<tbody class=\"row-hover\">\n<tr class=\"row-1\">\n\t<td class=\"column-1\">Boitier de la station <br \/>\nArduino + Batterie + composants<br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=boitier_station.xml\">T\u00e9l\u00e9harger le fichier xml BlocksCad<\/a><br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=boitier_station.stl\">T\u00e9l\u00e9harger le fichier stl<\/a><\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/boitier-station.jpeg\" alt=\"\" width=\"200\" height=\"277\" class=\"alignnone size-full wp-image-187\" \/><\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Coupelle <br \/>\nProtection des capteurs de temp\u00e9rature et de luminosit\u00e9<br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=coupelle1.xml\">T\u00e9lecharger le fichier xml BlocksCad<\/a><br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=coupelle1.stl\">T\u00e9lecharger le fichier stl<\/a><\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/coupelle.jpeg\" alt=\"\" width=\"200\" height=\"169\" class=\"alignnone size-full wp-image-188\" \/><\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Couvercle<br \/>\nFermeture du boitier, support de LED et trous de fixation.<br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=couvercle_boitier.xml\">T\u00e9lecharger le fichier xml BlocksCad<\/a><br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=couvercle_boitier.stl\">T\u00e9lecharger le fichier stl<\/a><\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/couvercle.jpeg\" alt=\"\" width=\"200\" height=\"155\" class=\"alignnone size-full wp-image-189\" \/><\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Support de capteur de temp\u00e9rature\/humidit\u00e9<br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=support_capteur_temperature.xml\">T\u00e9l\u00e9charger le fichier xml BlocksCAD<\/a><br \/>\n<a href=\"https:\/\/www.du-man.net\/files\/dl.php?file=support_capteur_temperature.stl\">T\u00e9l\u00e9charger le fichier stl<\/a><\/td><td class=\"column-2\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/support-capteur.jpeg\" alt=\"\" width=\"200\" height=\"196\" class=\"alignnone size-full wp-image-292\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-3 from cache -->\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"501\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220414_144547.jpg\" alt=\"\" class=\"wp-image-199\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220414_144547.jpg 400w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220414_144547-240x300.jpg 240w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"755\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_192011.jpg\" alt=\"\" class=\"wp-image-296\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_192011.jpg 400w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_192011-159x300.jpg 159w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"413\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_191552.jpg\" alt=\"\" class=\"wp-image-297\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_191552.jpg 400w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/04\/IMG_20220416_191552-291x300.jpg 291w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Exemple de programme de pilotage <\/h2>\n\n\n\n<p>De la station m\u00e9t\u00e9o r\u00e9alis\u00e9 avec mBlock <strong>et <a rel=\"noreferrer noopener\" href=\"https:\/\/www.du-man.net\/wordpress\/?p=37\" target=\"_blank\">les plugins <a href=\"https:\/\/www.du-man.net\/files\/vdr_grove_wifi_v2.mext\">vdr_grove_wifi_v2<\/a><\/a><\/strong> et <a href=\"https:\/\/www.du-man.net\/files\/vdr_grove_meteo.mext\">vdr_grove_m\u00e9t\u00e9o<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"782\" src=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/06\/image.png\" alt=\"\" class=\"wp-image-656\" srcset=\"https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/06\/image.png 700w, https:\/\/www.du-man.net\/wordpress\/wp-content\/uploads\/2022\/06\/image-269x300.png 269w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Bilan de ce premier prototype<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Les \u00e9l\u00e8ves sont arriv\u00e9s \u00e0 concevoir les diff\u00e9rents modules sans trop d&rsquo;aide.<\/li><li>La station m\u00e9t\u00e9o fonctionne ! : Les donn\u00e9es m\u00e9t\u00e9o sont correctement mesur\u00e9es et transmises \u00e0 la plateforme ThingsPeak.<\/li><li>L&rsquo;\u00e9nergie produite par les 2 petits panneaux solaires est insuffisante pour assurer une remont\u00e9e r\u00e9guli\u00e8re d&rsquo;information. Sans aucun autre apport d&rsquo;\u00e9nergie, on arrive \u00e0 un enregistrement tous les 2 ou 3 jours (l&rsquo;objectif \u00e9tait toutes les heures).<\/li><li>Le boitier est parfaitement \u00e9tanche. Il est par contre n\u00e9cessaire de le d\u00e9monter pour modifier le programme ou recharger les batteries. C&rsquo;est assez p\u00e9nible.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">A faire sur la version 2.0<\/h2>\n\n\n\n<p>La borne WIFI consomme jusqu&rsquo;\u00e0 <strong>140\u2009mA <\/strong>\u00e0 l&rsquo;\u00e9mission, l&rsquo;Arduino <strong>40mA <\/strong>et <strong>20mA <\/strong>en veille. (Source : <strong><a href=\"https:\/\/www.carnetdumaker.net\/uploads\/img_attachments\/donn%C3%A9es_brute_conso.PNG\">carnetdumake.net<\/a><\/strong>)<br>Pour consommer beaucoup moins, on peut :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Remplacer le moule <strong>Wifi <\/strong>par un module <strong>Lora <\/strong>basse consommation (seulement <strong>28mA <\/strong>en \u00e9mission) sur la station m\u00e9t\u00e9o<\/li><li>Utiliser un deuxi\u00e8me Arduino \u00e9quip\u00e9 d&rsquo;un module <strong>Lora <\/strong>et d&rsquo;un port <strong>RJ45 <\/strong>pour relayer les donn\u00e9es sur internet. <\/li><li>Changer de carte Arduino : certaines cartes clones utilisent <strong>17mA <\/strong>et <strong>7mA <\/strong>en veille. (Source : <a rel=\"noreferrer noopener\" href=\"https:\/\/www.carnetdumaker.net\/uploads\/img_attachments\/donn%C3%A9es_brute_conso.PNG\" target=\"_blank\"><strong><strong><\/strong><\/strong><\/a><strong><strong><a href=\"https:\/\/www.carnetdumaker.net\/uploads\/img_attachments\/donn%C3%A9es_brute_conso.PNG\">carnetdumake.net<\/a><\/strong><\/strong>)<\/li><li>Augmenter la surface de panneaux solaires (passer de 2 \u00e0 4)<\/li><\/ul>\n\n\n\n<p>Autres am\u00e9liorations \u00e0 r\u00e9aliser :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>R\u00e9aliser un boitier plus accessible, avec des c\u00e2bles \u00e0 demeure<\/li><li>Ajouter un pluviom\u00e8tre, un an\u00e9mom\u00e8tre et une girouette.<\/li><\/ul>\n\n\n\n<p>Je referai un article bilan de toutes ces modifications qui seront r\u00e9alis\u00e9es par mes \u00e9l\u00e8ves de 3\u1d49 l&rsquo;an prochain.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gen\u00e8se du projet L&rsquo;id\u00e9e \u00e9tait de d&rsquo;avoir un support de cours pour les \u00e9l\u00e8ves de 3\u1d49 suffisamment \u00e9toff\u00e9 pour pouvoir travailler avec 6 \u00e9quipes sur &hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-154","post","type-post","status-publish","format-standard","hentry","category-arduino"],"_links":{"self":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/154","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/comments?post=154"}],"version-history":[{"count":29,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/154\/revisions"}],"predecessor-version":[{"id":713,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/posts\/154\/revisions\/713"}],"wp:attachment":[{"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/media?parent=154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/categories?post=154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.du-man.net\/wordpress\/wp-json\/wp\/v2\/tags?post=154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}