{"id":120487,"date":"2020-11-12T08:48:20","date_gmt":"2020-11-12T07:48:20","guid":{"rendered":"https:\/\/www.sma-sunny.com\/how-to-design-east-west-polystring-pv-arrays\/"},"modified":"2020-12-15T14:31:23","modified_gmt":"2020-12-15T13:31:23","slug":"comment-concevoir-des-installations-photovoltaiques-est-ouest-en-polystring","status":"publish","type":"post","link":"https:\/\/www.sma-sunny.com\/fr\/comment-concevoir-des-installations-photovoltaiques-est-ouest-en-polystring\/","title":{"rendered":"Comment concevoir des installations photovolta\u00efques est\/ouest en polystring"},"content":{"rendered":"<p><strong>Avez-vous d\u00e9j\u00e0 entendu parler de l\u2019interconnexion polystring ? Saviez-vous que les installations photovolta\u00efques dot\u00e9es de cette conception sp\u00e9ciale b\u00e9n\u00e9ficient d&rsquo;un meilleur rendement \u00e9nerg\u00e9tique au cours de la journ\u00e9e ? Sunny Design Web vous aide \u00e0 concevoir facilement une installation photovolta\u00efque en polystring. D\u00e9couvrez tout ce que vous devez savoir sur cette option cl\u00e9 malheureusement souvent n\u00e9glig\u00e9e.<\/strong><\/p>\n<p>Imaginons un sc\u00e9nario avec une surface de toiture limit\u00e9e. Le concepteur du syst\u00e8me PV voudra probablement maximiser le nombre de modules utilis\u00e9s. Pour les sites dans l&rsquo;h\u00e9misph\u00e8re sud, cela pourrait signifier que des modules PV sont plac\u00e9s sur des toits orient\u00e9s nord, est et ouest. Ci-dessous un exemple des donn\u00e9es entr\u00e9es dans Sunny Design.<\/p>\n<div id=\"attachment_121766\" style=\"width: 745px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image001.png\"><img decoding=\"async\" aria-describedby=\"caption-attachment-121766\" class=\"size-full wp-image-121766 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image001.png\" alt=\"Fig. 1 : Capture d'\u00e9cran de Sunny Design Web\" width=\"735\" height=\"226\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image001.png 735w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image001-262x81.png 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image001-450x138.png 450w\" data-sizes=\"(max-width: 735px) 100vw, 735px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 735px; --smush-placeholder-aspect-ratio: 735\/226;\" \/><\/a><p id=\"caption-attachment-121766\" class=\"wp-caption-text\">Fig. 1 : Capture d&rsquo;\u00e9cran de Sunny Design Web<\/p><\/div>\n<p>Dans ce sc\u00e9nario, on pourrait penser que deux onduleurs Sunny Boy sont n\u00e9cessaires (par exemple deux SB3.0-1AV-41), puisque chaque onduleur dispose de deux MPPT. Cependant, l\u2019un des avantages de la conception en polystring est qu\u2019elle permet d\u2019\u00e9liminer la n\u00e9cessit\u00e9 d&rsquo;un deuxi\u00e8me onduleur. Cela r\u00e9duit consid\u00e9rablement les co\u00fbts tout en permettant un rendement \u00e9nerg\u00e9tique annuel similaire (voir figure 2).<\/p>\n<h2>Que signifie polystring ?<\/h2>\n<p>L&rsquo;installation de polystrings signifie que deux syst\u00e8mes PV diff\u00e9rents (m\u00eame type de modules PV mais avec des orientations diff\u00e9rentes) peuvent \u00eatre connect\u00e9s en parall\u00e8le sur un m\u00eame MPPT.<\/p>\n<p>Un autre avantage est que les installations avec un seul onduleur PV peuvent \u00eatre brid\u00e9es \u00e0 l\u2019injection plus facilement et \u00e0 moindre co\u00fbt gr\u00e2ce \u00e0 l&rsquo;utilisation du SMA Energy Meter.<\/p>\n<div id=\"attachment_121778\" style=\"width: 750px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image002.png\"><img decoding=\"async\" aria-describedby=\"caption-attachment-121778\" class=\"size-full wp-image-121778 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image002.png\" alt=\"Fig. 2 : Capture d'\u00e9cran de Sunny Design (Remarque : pour comparer les deux conceptions alternatives dans Sunny Design, naviguez entre les onglets du coin sup\u00e9rieur droit dans la section du syst\u00e8me PV \u00e9tiquet\u00e9s \u00ab Add alternative \u00bb (ajouter une alternative) et \u00ab Compare alternatives \u00bb (comparer les alternatives)).\" width=\"740\" height=\"514\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image002.png 740w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image002-262x182.png 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image002-450x313.png 450w\" data-sizes=\"(max-width: 740px) 100vw, 740px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 740px; --smush-placeholder-aspect-ratio: 740\/514;\" \/><\/a><p id=\"caption-attachment-121778\" class=\"wp-caption-text\">Fig. 2 : Capture d&rsquo;\u00e9cran de Sunny Design (Remarque : pour comparer les deux conceptions alternatives dans Sunny Design, naviguez entre les onglets du coin sup\u00e9rieur droit dans la section du syst\u00e8me PV \u00e9tiquet\u00e9s \u00ab Add alternative \u00bb (ajouter une alternative) et \u00ab Compare alternatives \u00bb (comparer les alternatives)).<\/p><\/div>\n<h2>Simulation visuelle de la toiture<\/h2>\n<p>Lors de la configuration des panneaux PV pour la conception du syst\u00e8me, l&rsquo;outil de simulation visuelle de toiture de Sunny Design peut \u00eatre une alternative pr\u00e9f\u00e9rable \u00e0 l&rsquo;option de planification manuelle pr\u00e9sent\u00e9e dans la figure 1. Il offre une solution plus visuelle et permet \u00e0 l&rsquo;installateur de disposer avec pr\u00e9cision les modules en prenant en compte les obstacles tels que des chemin\u00e9es ou des puits de lumi\u00e8re. Il permet \u00e9galement d\u2019adapter la conception \u00e0 des toitures sp\u00e9cifiques \u00e0 l&rsquo;aide d&rsquo;images satellite de Google.<\/p>\n<div id=\"attachment_121790\" style=\"width: 755px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image003.png\"><img decoding=\"async\" aria-describedby=\"caption-attachment-121790\" class=\"size-full wp-image-121790 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image003.png\" alt=\"Fig. 3 : Capture d'\u00e9cran de Sunny Design Web\" width=\"745\" height=\"376\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image003.png 745w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image003-262x132.png 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image003-450x227.png 450w\" data-sizes=\"(max-width: 745px) 100vw, 745px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 745px; --smush-placeholder-aspect-ratio: 745\/376;\" \/><\/a><p id=\"caption-attachment-121790\" class=\"wp-caption-text\">Fig. 3 : Capture d&rsquo;\u00e9cran de Sunny Design Web<\/p><\/div>\n<h2>Comment trouver et appliquer des polystrings dans Sunny Design ?<\/h2>\n<div id=\"attachment_121802\" style=\"width: 767px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image004.png\"><img decoding=\"async\" aria-describedby=\"caption-attachment-121802\" class=\"size-full wp-image-121802 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image004.png\" alt=\"Fig. 4 : Capture d'\u00e9cran de Sunny Design Web\" width=\"757\" height=\"130\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image004.png 757w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image004-262x45.png 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image004-450x77.png 450w\" data-sizes=\"(max-width: 757px) 100vw, 757px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 757px; --smush-placeholder-aspect-ratio: 757\/130;\" \/><\/a><p id=\"caption-attachment-121802\" class=\"wp-caption-text\">Fig. 4 : Capture d&rsquo;\u00e9cran de Sunny Design Web<\/p><\/div>\n<p>1. Dans la section de conception du syst\u00e8me PV du projet, cliquez sur la partie affich\u00e9e ci-dessous pour configurer les strings connect\u00e9s \u00e0 l&rsquo;onduleur.<\/p>\n<p>2. Cela vous am\u00e8nera ensuite \u00e0 un onglet dans lequel vous pouvez configurer des strings comme indiqu\u00e9 ci-dessous.<\/p>\n<div id=\"attachment_121814\" style=\"width: 774px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image005.png\"><img decoding=\"async\" aria-describedby=\"caption-attachment-121814\" class=\"size-full wp-image-121814 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image005.png\" alt=\"Fig. 5 : Capture d'\u00e9cran de Sunny Design Web\" width=\"764\" height=\"444\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image005.png 764w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image005-262x152.png 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/image005-450x262.png 450w\" data-sizes=\"(max-width: 764px) 100vw, 764px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 764px; --smush-placeholder-aspect-ratio: 764\/444;\" \/><\/a><p id=\"caption-attachment-121814\" class=\"wp-caption-text\">Fig. 5 : Capture d&rsquo;\u00e9cran de Sunny Design Web<\/p><\/div>\n<p>3. Cliquez sur \u00ab Relier un autre g\u00e9n\u00e9rateur photovolta\u00efque avec une entr\u00e9e (fonctionnement polystring) \u00bb , comme montr\u00e9 sur la figure 4, pour ajouter un polystring sur le MPPT A. Sunny Design Web entre automatiquement le m\u00eame nombre de modules sur les deux polystrings. Cliquez sur le symbole \u00ab i \u00bb pour obtenir plus d&rsquo;informations sur la connexion en polystring.<\/p>\n<p>4. Apr\u00e8s avoir appliqu\u00e9 les polystrings, vous pouvez v\u00e9rifier si l&rsquo;onduleur est compatible avec vos choix de conception.<\/p>\n<h2>Comment est-il possible de mettre en parall\u00e8le des strings d&rsquo;orientations diff\u00e9rentes ?<\/h2>\n<p>Comme mentionn\u00e9 ci-dessus, les installations en parall\u00e8le doivent \u00eatre de tension \u00e9gale pour une conception efficace. On croit souvent \u00e0 tort que les installations avec des orientations diff\u00e9rentes peuvent avoir des tensions diff\u00e9rentes. Cependant, ces diff\u00e9rences sont vraiment minimes. Ce n\u2019est pas un probl\u00e8me de placer des installations d\u2019orientations diff\u00e9rentes en parall\u00e8le, car les modules PV ne n\u00e9cessitent qu&rsquo;une petite quantit\u00e9 de lumi\u00e8re solaire pour atteindre une tension similaire. En revanche, le courant peut changer consid\u00e9rablement, lui, sans pourtant causer le moindre probl\u00e8me pour les strings connect\u00e9s en parall\u00e8le.<\/p>\n<p><a href=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/Varying-Solar-Irradiance-Graph_FR.jpg\"><img decoding=\"async\" class=\"alignnone size-full wp-image-121843 lazyload\" data-src=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/Varying-Solar-Irradiance-Graph_FR.jpg\" alt=\"Varying Solar Irradiance Graph\" width=\"670\" height=\"430\" data-srcset=\"https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/Varying-Solar-Irradiance-Graph_FR.jpg 670w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/Varying-Solar-Irradiance-Graph_FR-262x168.jpg 262w, https:\/\/www.sma-sunny.com\/wp-content\/uploads\/2020\/11\/Varying-Solar-Irradiance-Graph_FR-450x289.jpg 450w\" data-sizes=\"(max-width: 670px) 100vw, 670px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 670px; --smush-placeholder-aspect-ratio: 670\/430;\" \/><\/a><\/p>\n<h2>Conclusion<\/h2>\n<p>Les polystrings vous font faire des \u00e9conomies en vous \u00e9vitant d\u2019acheter un onduleur suppl\u00e9mentaire, tout en offrant un rendement \u00e9nerg\u00e9tique similaire. Ils ont \u00e9galement la capacit\u00e9 de simplifier les conceptions complexes de toiture PV, en permettant d&rsquo;utiliser un seul onduleur pour des panneaux orient\u00e9s diff\u00e9remment.<\/p>\n<p>&nbsp;<\/p>\n<p>Vous souhaitez concevoir votre installation PV avec Sunny Design Web ?<\/p>\n<div  class='avia-button-wrap av-av_button-c5add6c16816d4d888ca4edcc75e6164-wrap avia-button-left  avia-builder-el-0  avia-builder-el-no-sibling '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_button-c5add6c16816d4d888ca4edcc75e6164\">\n#top #wrap_all .avia-button.av-av_button-c5add6c16816d4d888ca4edcc75e6164{\nbackground-color:#e2001a;\nborder-color:#e2001a;\ncolor:#ffffff;\ntransition:all 0.4s ease-in-out;\n}\n<\/style>\n<a href='https:\/\/www.sunnydesignweb.com\/sdweb\/#\/' class='avia-button av-av_button-c5add6c16816d4d888ca4edcc75e6164 av-link-btn avia-icon_select-no avia-size-large avia-position-left' target=\"_blank\" rel=\"noopener noreferrer\"><span class='avia_iconbox_title' >Concevoir un nouveau projet <\/span><\/a><\/div>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;120487&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;4&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;1&quot;,&quot;greet&quot;:&quot;&quot;,&quot;legend&quot;:&quot;4\\\/5 - (4 votes)&quot;,&quot;size&quot;:&quot;22&quot;,&quot;title&quot;:&quot;Comment concevoir des installations photovolta\u00efques est\\\/ouest en polystring&quot;,&quot;width&quot;:&quot;91.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 91.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 1px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 17.6px;\">\n            4\/5 - (4 votes)    <\/div>\n    <\/div>\n<div class='printomatic pom-default ' id='id4969'  data-print_target='article'><\/div>","protected":false},"excerpt":{"rendered":"<p>Avez-vous d\u00e9j\u00e0 entendu parler de l\u2019interconnexion polystring ? Saviez-vous que les installations photovolta\u00efques dot\u00e9es de cette conception sp\u00e9ciale b\u00e9n\u00e9ficient d&rsquo;un meilleur rendement \u00e9nerg\u00e9tique au cours de la journ\u00e9e ? Sunny Design Web vous aide \u00e0 concevoir facilement une installation photovolta\u00efque en polystring. D\u00e9couvrez tout ce que vous devez savoir sur cette option cl\u00e9 malheureusement souvent n\u00e9glig\u00e9e.<\/p>\n","protected":false},"author":103,"featured_media":118924,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[57],"tags":[],"class_list":["post-120487","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solutions"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comment concevoir des installations photovolta\u00efques est\/ouest en polystring - Sunny. SMA Corporate Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sma-sunny.com\/fr\/comment-concevoir-des-installations-photovoltaiques-est-ouest-en-polystring\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment concevoir des installations photovolta\u00efques est\/ouest en polystring - Sunny. SMA Corporate Blog\" \/>\n<meta property=\"og:description\" content=\"Avez-vous d\u00e9j\u00e0 entendu parler de l\u2019interconnexion polystring ? Saviez-vous que les installations photovolta\u00efques dot\u00e9es de cette conception sp\u00e9ciale b\u00e9n\u00e9ficient d&#039;un meilleur rendement \u00e9nerg\u00e9tique au cours de la journ\u00e9e ? Sunny Design Web vous aide \u00e0 concevoir facilement une installation photovolta\u00efque en polystring. 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