{"id":31509,"date":"2025-05-14T22:44:16","date_gmt":"2025-05-14T18:44:16","guid":{"rendered":"https:\/\/airsystems.ge\/shop\/product\/soiling-measurement-kit\/"},"modified":"2025-05-14T22:47:49","modified_gmt":"2025-05-14T18:47:49","slug":"soiling-measurement-kit","status":"publish","type":"product","link":"https:\/\/climatemaster.ge\/fr\/produit\/soiling-measurement-kit\/","title":{"rendered":"Kit de mesure d&rsquo;encrassement"},"content":{"rendered":"<p>L&rsquo;encrassement affecte consid\u00e9rablement la production d&rsquo;\u00e9nergie des centrales photovolta\u00efques. Ses effets sur les modules photovolta\u00efques doivent \u00eatre \u00e9valu\u00e9s pour chaque site en raison des variations de type de sol, d&#8217;emplacement et de conditions m\u00e9t\u00e9orologiques. L&rsquo;utilisation d&rsquo;un kit de mesure d&rsquo;encrassement Ammonit vous permet de\u00a0:<\/p>\n<ul>\n<li>Analyser les pertes par encrassement sur les performances des modules photovolta\u00efques<br \/>\nQuantifier les impacts de l&rsquo;encrassement sur la production d&rsquo;\u00e9nergie photovolta\u00efque selon le site<br \/>\nOptimiser les routines de nettoyage pour un retour sur investissement optimal<br \/>\nD\u00e9terminer les taux d&rsquo;encrassement typiques pour les mod\u00e8les de pr\u00e9vision<\/li>\n<\/ul>\n<p>L&rsquo;encrassement est l&rsquo;accumulation de poussi\u00e8re, de salet\u00e9 et d&rsquo;autres contaminants \u00e0 la surface des modules photovolta\u00efques. La quantit\u00e9 de poussi\u00e8re d\u00e9pend fortement de l&#8217;emplacement de la centrale photovolta\u00efque, par exemple une vall\u00e9e d\u00e9sertique avec des temp\u00eates de sable. En l&rsquo;absence de pluies importantes ou de nettoyage r\u00e9gulier, les pertes de production dues \u00e0 l&rsquo;encrassement augmentent. La mesure de l&rsquo;encrassement fournit des informations importantes sur la production de la centrale photovolta\u00efque, par exemple la quantit\u00e9 de poussi\u00e8re pouvant se d\u00e9poser sur les modules avant qu&rsquo;un probl\u00e8me ne survienne et son impact sur la transparence et le rendement des modules.<\/p>\n<h4>I-U Conversion Box<br \/>\nOrder No. CM 8281<\/h4>\n<table border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n<thead>\n<tr>\n<th scope=\"col\">Characteristic<\/th>\n<th scope=\"col\">Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Continuous current*<\/td>\n<td>15 A<\/td>\n<\/tr>\n<tr>\n<td>Peak current<\/td>\n<td>40 A<\/td>\n<\/tr>\n<tr>\n<td>Shunt resistance<\/td>\n<td>50 m\u03a9**<\/td>\n<\/tr>\n<tr>\n<td>Shunt tolerance<\/td>\n<td>1 %<\/td>\n<\/tr>\n<tr>\n<td>Shunt temperature coefficient<\/td>\n<td>&lt; 50 ppm\/K (20 &#8230; 60 \u00b0C)<\/td>\n<\/tr>\n<tr>\n<td>Max. input voltage ***<\/td>\n<td>48 V<\/td>\n<\/tr>\n<tr>\n<td>Max. operating temperature @ 16 A<\/td>\n<td>60 \u00b0C (if ventilated)<\/td>\n<\/tr>\n<tr>\n<td>IP class<\/td>\n<td>IP65<\/td>\n<\/tr>\n<tr>\n<td>Dimensions<\/td>\n<td>160 x 100 x 81 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>* Corresponding to max. short circuit curent of a solar module<br \/>\n** Other values are possible according to technical requirements<br \/>\n*** Corresponding to the max. open circuit voltage of a solar module<\/p>\n<p>The I-U Conversion Box contains a shunt resistor of 50 m\u03a9 (default configuration). According to Ohm\u2019s law, the max. continuous current of 15 A results in an output voltage of 0.75 V.<\/p>\n<p>In order to achieve best match to the output voltage of the CM8281, the Ammonit Meteo-40 data logger must be set to the \u00b11.0 V range.<\/p>\n<h4>Surface Temperature Sensor<br \/>\nOrder No. S68920<\/h4>\n<table border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n<thead>\n<tr>\n<th scope=\"col\">Characteristic<\/th>\n<th scope=\"col\">Description<\/th>\n<\/tr>\n<tr>\n<td>Sensor type<\/td>\n<td>Pt 100 class B<\/td>\n<\/tr>\n<tr>\n<td>Sensor capture<\/td>\n<td>Silicon rubber patch<\/td>\n<\/tr>\n<tr>\n<td>Temperature range<\/td>\n<td>-50 &#8230; 150 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Dimensions<\/td>\n<td>40 x 13 x 5 mm<\/td>\n<\/tr>\n<\/thead>\n<\/table>\n<h4>Solar Module (50 W \/ 12 V)<br \/>\nOrder No. M51052<\/h4>\n<table border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n<thead>\n<tr>\n<th scope=\"col\"><span style=\"font-weight: 400;\">Characteristic<\/span><\/th>\n<th scope=\"col\"><span style=\"font-weight: 400;\">Description<\/span><\/th>\n<\/tr>\n<tr>\n<td>Module type<\/td>\n<td>Monocrystalline<\/td>\n<\/tr>\n<tr>\n<td>Standard Test Conditions (STCs)<br \/>\nSolar irradiance<br \/>\nCell temperature<\/td>\n<td>1000 W\/m\u00b2<br \/>\n25 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Peak Power (Pmax)<\/td>\n<td>50 W<\/td>\n<\/tr>\n<tr>\n<td>Short circuit current<\/td>\n<td>(Isc) 3.07 A<\/td>\n<\/tr>\n<tr>\n<td>Temperature coefficient of Isc (TK ISC)<\/td>\n<td>0,081 %\/\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Dimensions<\/td>\n<td>650 x 505 x 35 mm<\/td>\n<\/tr>\n<\/thead>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><strong>R\u00e9f\u00e9rence<\/strong><br \/>\nSD2100<\/p>\n<p>D\u00e9termination des pertes de performance photovolta\u00efques dues \u00e0 l&rsquo;encrassement<br \/>\nCalcul de l&rsquo;indice de perte par encrassement (ISL) et du taux d&rsquo;encrassement (TR)<br \/>\nMesure du courant de court-circuit et de la temp\u00e9rature de surface des modules<\/p>\n","protected":false},"featured_media":31492,"template":"","meta":[],"product_brand":[],"product_cat":[1476,1470,1335],"product_tag":[],"class_list":{"0":"post-31509","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-capteur-dencrassement","7":"product_cat-capteur-solaire","8":"product_cat-energies-renouvelables-mesure-de-lenergie-eolienne-et-solaire-fr","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - 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