{"id":3199,"date":"2026-01-26T18:11:45","date_gmt":"2026-01-26T18:11:45","guid":{"rendered":"https:\/\/lucisun.com\/?page_id=3199"},"modified":"2026-02-17T01:57:59","modified_gmt":"2026-02-17T01:57:59","slug":"ombrage-complexe-en-3d","status":"publish","type":"page","link":"https:\/\/lucisun.com\/fr\/solutions\/lusim\/ombrage-complexe-en-3d\/","title":{"rendered":"Ombrage 3D complexe"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"3199\" class=\"elementor elementor-3199\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f52d108 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"f52d108\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-53210d5 e-flex e-con-boxed wcf-starter-animations-none e-con e-child\" data-id=\"53210d5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9c9d0f5 wcf-starter-animations-none elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"9c9d0f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;,&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Solutions\/Lusim<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e17e3a0 elementor-widget__width-initial wcf-starter-animations-none elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"e17e3a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les projets photovolta\u00efques sont de plus en plus d\u00e9velopp\u00e9s dans des environnements o\u00f9 les effets d'ombrage ne peuvent plus \u00eatre d\u00e9crits \u00e0 l'aide d'hypoth\u00e8ses simplifi\u00e9es. Les environnements urbains, les b\u00e2timents complexes, les terrains irr\u00e9guliers, les infrastructures proches et l'utilisation hybride des terres introduisent tous des interactions g\u00e9om\u00e9triques qui affectent fortement la distribution de l'irradiation sur les syst\u00e8mes photovolta\u00efques. Dans ces situations, l'ombrage n'est pas seulement une source de pertes d'\u00e9nergie, mais aussi un facteur d'incertitude majeur, qui influence directement les choix de conception, les \u00e9valuations de faisabilit\u00e9 et les possibilit\u00e9s de financement.<\/p><p>LuciSun fournit des conseils techniques et des services de simulation avanc\u00e9s pour les projets affect\u00e9s par des ombrages complexes en 3D. Ces \u00e9tudes sont r\u00e9alis\u00e9es par des experts de LuciSun qui utilisent LuSim comme outil de mod\u00e9lisation principal, ce qui permet d'analyser explicitement les effets d'ombrage en trois dimensions lorsque les approches classiques atteignent leurs limites.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-23ced64 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"23ced64\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-70e78d7 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"70e78d7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-334e737 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"334e737\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e4e5e3 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"6e4e5e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Repr\u00e9sentation 3D explicite des sources d'ombrage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-724360d elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"724360d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Une analyse pr\u00e9cise de l'ombrage n\u00e9cessite une repr\u00e9sentation explicite de tous les objets pertinents qui peuvent obstruer ou bloquer partiellement le rayonnement solaire. Dans LuSim, les sources d'ombrage sont mod\u00e9lis\u00e9es directement en 3D, y compris les b\u00e2timents, le terrain, la v\u00e9g\u00e9tation, les structures de soutien, les infrastructures voisines et d'autres \u00e9l\u00e9ments sp\u00e9cifiques au site. Les objets statiques et dynamiques peuvent \u00eatre repr\u00e9sent\u00e9s, ce qui permet aux mod\u00e8les d'ombrage d'\u00e9voluer naturellement au fil du temps sans d\u00e9pendre de masques d'ombrage pr\u00e9d\u00e9finis ou d'abstractions g\u00e9om\u00e9triques simplifi\u00e9es.<br \/>Cette approche est particuli\u00e8rement importante lorsque l'ombrage provient de sources complexes ou non standard, telles que les environnements urbains, les syst\u00e8mes photovolta\u00efques int\u00e9gr\u00e9s aux b\u00e2timents (BIPV) ou les infrastructures traversant un site photovolta\u00efque. En pr\u00e9servant la g\u00e9om\u00e9trie 3D compl\u00e8te de la sc\u00e8ne, LuSim capture les interactions spatiales qui ne peuvent pas \u00eatre repr\u00e9sent\u00e9es \u00e0 l'aide de projections bidimensionnelles ou de m\u00e9thodes bas\u00e9es sur l'horizon.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e4408aa e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"e4408aa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5f3f0d8 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"5f3f0d8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-42ca657 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"42ca657\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-899f922 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"899f922\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-101ca3a elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"101ca3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Rast\u00e9risation bas\u00e9e sur le GPU pour l'ombrage complexe<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9039d38 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"9039d38\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Pour traiter efficacement les g\u00e9om\u00e9tries complexes, LuSim s'appuie sur des techniques de tramage bas\u00e9es sur le GPU et inspir\u00e9es des graphiques 3D en temps r\u00e9el. La sc\u00e8ne photovolta\u00efque est rendue du point de vue du soleil, et la visibilit\u00e9 entre le soleil et chaque \u00e9l\u00e9ment de surface discr\u00e9tis\u00e9 est \u00e9valu\u00e9e \u00e0 haute r\u00e9solution spatiale. Cette approche permet d'\u00e9valuer l'ombrage au niveau des modules individuels ou des r\u00e9gions de sous-modules tout en maintenant l'efficacit\u00e9 des calculs, m\u00eame pour des sc\u00e8nes de grande taille et g\u00e9om\u00e9triquement complexes.<br \/>Par rapport aux approches de tra\u00e7age de rayons, la rast\u00e9risation offre un compromis solide entre le r\u00e9alisme physique et l'\u00e9volutivit\u00e9. Elle permet d'effectuer efficacement des calculs de visibilit\u00e9 r\u00e9p\u00e9t\u00e9s et de r\u00e9aliser des analyses r\u00e9solues dans le temps sur de longues p\u00e9riodes de simulation, ce qui est essentiel pour r\u00e9aliser des \u00e9valuations r\u00e9alistes du rendement \u00e9nerg\u00e9tique dans des environnements d'ombrage complexes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d21deb e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"4d21deb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0fbc207 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"0fbc207\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-76df3a3 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"76df3a3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-256d7bb e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"256d7bb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce55f46 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"ce55f46\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">R\u00e9solution spatiale et effets d'ombrage locaux<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9355c89 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"9355c89\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dans de nombreux cas r\u00e9els, l'ombrage n'affecte qu'une partie d'un g\u00e9n\u00e9rateur photovolta\u00efque, ce qui entra\u00eene une forte h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9 spatiale de l'irradiation. L'ombrage localis\u00e9 peut d\u00e9clencher un d\u00e9calage \u00e9lectrique, activer des diodes de d\u00e9rivation et g\u00e9n\u00e9rer des pertes qui ne sont pas proportionnelles \u00e0 la zone ombrag\u00e9e. LuSim r\u00e9sout explicitement ces effets locaux en discr\u00e9tisant les surfaces PV dans l'espace et en suivant les variations d'irradiation \u00e0 travers le syst\u00e8me.<br \/><br \/>Ce niveau de d\u00e9tail est essentiel pour comprendre l'impact r\u00e9el de l'ombrage partiel, en particulier dans les syst\u00e8mes expos\u00e9s \u00e0 des objets d'ombrage minces ou distants, \u00e0 un terrain irr\u00e9gulier ou \u00e0 un environnement complexe. Plut\u00f4t que de s'appuyer sur des facteurs d'ombrage moyens, LuSim pr\u00e9serve les informations locales qui sont essentielles pour une \u00e9valuation r\u00e9aliste des performances et une comparaison des conceptions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f851680 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"f851680\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-86f3dbf e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"86f3dbf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3837a1a e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"3837a1a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-b632274 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"b632274\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-429e668 elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"429e668\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ombrage dynamique \u00e0 partir d'objets en mouvement<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f40a3d9 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"f40a3d9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Certaines sources d'ombrage varient rapidement dans le temps et ne peuvent \u00eatre trait\u00e9es comme des obstacles statiques. C'est le cas, par exemple, des \u00e9l\u00e9ments rotatifs tels que les pales d'\u00e9oliennes ou d'autres structures mobiles situ\u00e9es \u00e0 proximit\u00e9 d'installations photovolta\u00efques. Ces objets peuvent projeter des ombres partielles et des effets de p\u00e9nombre qui varient rapidement et qu'il est difficile d'estimer en utilisant des hypoth\u00e8ses conservatrices ou statiques.<br \/><br \/>LuSim tient compte de l'ombrage dynamique en actualisant explicitement la g\u00e9om\u00e9trie des objets mobiles au fil du temps et en \u00e9valuant leur impact sur la distribution de l'irradiation \u00e0 l'aide du m\u00eame cadre de tramage 3D. Cela permet d'analyser les mod\u00e8les d'ombrage transitoires et d'\u00e9valuer leur contribution aux pertes d'\u00e9nergie sans avoir recours \u00e0 des simplifications trop pessimistes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-76aaebc e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"76aaebc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-082c6d7 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"082c6d7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-4660498 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"4660498\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-03662ec e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"03662ec\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fb884e2 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"fb884e2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ombrage de l'infrastructure lin\u00e9aire fine et des objets proches<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9d4f491 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"9d4f491\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les objets lin\u00e9aires minces tels que les lignes \u00e9lectriques, les c\u00e2bles, les pyl\u00f4nes ou les infrastructures similaires pr\u00e9sentent un d\u00e9fi sp\u00e9cifique en mati\u00e8re d'ombrage. Bien que leurs dimensions physiques soient faibles, ils peuvent projeter des ombres partielles \u00e9tendues qui affectent les modules photovolta\u00efques de mani\u00e8re non binaire. Ces effets sont tr\u00e8s sensibles \u00e0 la g\u00e9om\u00e9trie, \u00e0 l'orientation relative et \u00e0 la distance, et sont souvent mal pris en compte par les approches de mod\u00e9lisation simplifi\u00e9es.<br \/>En repr\u00e9sentant explicitement ces \u00e9l\u00e9ments en 3D, LuSim permet d'\u00e9valuer de mani\u00e8re r\u00e9aliste les effets d'ombrage partiel et de p\u00e9nombre des objets minces. Cela permet d'\u00e9valuer les pertes localis\u00e9es et d'\u00e9viter les conservatismes inutiles lorsque l'ombrage n'affecte que des parties limit\u00e9es d'un syst\u00e8me photovolta\u00efque, qu'il s'agisse d'installations au sol ou d'installations sur b\u00e2timent.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d2144be e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"d2144be\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8cc6f98 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"8cc6f98\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-cffea54 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"cffea54\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-0539ab2 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"0539ab2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-875cb52 elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"875cb52\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Terrains irr\u00e9guliers et environnements 3D mesur\u00e9s<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11791da elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"11791da\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>L'irr\u00e9gularit\u00e9 du terrain est un facteur important d'ombrage et d'auto-ombrage dans de nombreux projets photovolta\u00efques. Les pentes, les diff\u00e9rences d'altitude, les talus et les caract\u00e9ristiques locales du terrain peuvent modifier de mani\u00e8re significative la visibilit\u00e9 du soleil et l'ombrage mutuel entre les rang\u00e9es. LuSim traite explicitement le terrain en 3D, ce qui permet de saisir les interactions d'ombrage dues \u00e0 une topographie complexe sans r\u00e9duire le site \u00e0 des param\u00e8tres de pente simplifi\u00e9s.<br \/>En plus des mod\u00e8les de terrain sch\u00e9matiques, LuSim peut int\u00e9grer des donn\u00e9es 3D mesur\u00e9es d\u00e9riv\u00e9es de LiDAR ou de lev\u00e9s par drone.<\/p><p>Ces ensembles de donn\u00e9es permettent de repr\u00e9senter des environnements r\u00e9els avec une grande fid\u00e9lit\u00e9 g\u00e9om\u00e9trique, y compris le terrain, la v\u00e9g\u00e9tation et les objets proches. Ces repr\u00e9sentations sont particuli\u00e8rement pr\u00e9cieuses dans les premi\u00e8res phases d'un projet, o\u00f9 des \u00e9valuations r\u00e9alistes de l'ombrage peuvent soutenir les \u00e9tudes de faisabilit\u00e9 de l'am\u00e9nagement et l'identification des risques avant que l'ing\u00e9nierie d\u00e9taill\u00e9e ne soit finalis\u00e9e.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fc7bae8 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"fc7bae8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-59d26a3 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"59d26a3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-adaae92 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"adaae92\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6c4bace e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"6c4bace\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e0733fa elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"e0733fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Int\u00e9gration des effets d'ombrage dans l'\u00e9valuation du rendement \u00e9nerg\u00e9tique<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea93fc2 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"ea93fc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les pertes d'ombrage calcul\u00e9es par LuSim sont int\u00e9gr\u00e9es de mani\u00e8re coh\u00e9rente dans la cha\u00eene de mod\u00e9lisation du rendement \u00e9nerg\u00e9tique des syst\u00e8mes photovolta\u00efques. Les composantes de l'irradiation directe, diffuse et r\u00e9fl\u00e9chie sont \u00e9valu\u00e9es de mani\u00e8re coh\u00e9rente en pr\u00e9sence d'un ombrage complexe, et leur impact sur la performance \u00e9lectrique est \u00e9valu\u00e9 \u00e0 l'aide de mod\u00e8les de performance photovolta\u00efque valid\u00e9s. Cela garantit que les effets de l'ombrage sont propag\u00e9s de mani\u00e8re r\u00e9aliste dans les estimations de rendement \u00e9nerg\u00e9tique annuel, sans s'appuyer sur des hypoth\u00e8ses de pertes fixes ou des facteurs de correction trop conservateurs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2abaaee e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"2abaaee\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c640bbc e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"c640bbc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-473e7a5 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"473e7a5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInRight&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-23c6f79 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"23c6f79\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2cef641 elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"2cef641\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Validation et application dans des projets r\u00e9els<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1a3be6 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"d1a3be6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les approches complexes d'ombrage en 3D mises en \u0153uvre dans LuSim sont r\u00e9guli\u00e8rement appliqu\u00e9es dans les \u00e9tudes de conseil technique de LuciSun, couvrant un large \u00e9ventail de situations r\u00e9elles. Il s'agit notamment de centrales photovolta\u00efques \u00e0 grande \u00e9chelle, de syst\u00e8mes photovolta\u00efques int\u00e9gr\u00e9s aux b\u00e2timents (BIPV), d'installations photovolta\u00efques verticales, d'environnements hybrides \u00e9olien-PV et de projets affect\u00e9s par des contraintes complexes li\u00e9es \u00e0 l'environnement ou \u00e0 l'infrastructure. La m\u00e9thodologie a \u00e9galement \u00e9t\u00e9 valid\u00e9e dans le cadre du projet de recherche europ\u00e9en Horizon Europe SERENDI-PV, par le biais d'une analyse comparative collaborative et d'une application \u00e0 des installations r\u00e9elles, ce qui renforce la confiance dans sa robustesse et son applicabilit\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-af60a71 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"af60a71\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dc0b202 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"dc0b202\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-e36da44 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"e36da44\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;fadeInLeft&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f834904 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"f834904\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01eb3f3 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"01eb3f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">De l'analyse complexe de l'ombrage \u00e0 l'aide \u00e0 la d\u00e9cision<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e59892c elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"e59892c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;wcf_starter_animations&quot;:&quot;none&quot;,&quot;wcf_anim_duration&quot;:1000,&quot;wcf_anim_delay&quot;:0,&quot;wcf_anim_ease&quot;:&quot;ease&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La mod\u00e9lisation pr\u00e9cise d'ombrages complexes en 3D n'est pas une fin en soi. Sa principale valeur r\u00e9side dans l'aide \u00e0 la prise de d\u00e9cisions techniques et financi\u00e8res \u00e9clair\u00e9es lorsque les hypoth\u00e8ses simplifi\u00e9es ne suffisent plus.<\/p><p>En fournissant une vision r\u00e9solue dans l'espace et dans le temps des m\u00e9canismes d'ombrage, LuSim permet aux \u00e9tudes consultatives de LuciSun de comparer les options de conception, d'identifier les strat\u00e9gies d'att\u00e9nuation et d'\u00e9valuer l'incertitude dans des contextes de projet difficiles o\u00f9 l'ombrage joue un r\u00f4le essentiel.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-807c61c e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"807c61c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Solutions\/Lusim Photovoltaic projects are increasingly developed in environments where shading effects can no longer be described using simplified assumptions. Urban surroundings, complex buildings, irregular terrain, nearby infrastructure, and hybrid land use all introduce geometric interactions that strongly affect irradiance distribution on PV systems. In these situations, shading is not only a source of energy losses [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"parent":1939,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_acf_changed":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3199","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Complex 3D shading - Lucisun<\/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:\/\/lucisun.com\/fr\/solutions\/lusim\/ombrage-complexe-en-3d\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Complex 3D shading - Lucisun\" \/>\n<meta property=\"og:description\" content=\"Solutions\/Lusim Photovoltaic projects are increasingly developed in environments where shading effects can no longer be described using simplified assumptions. Urban surroundings, complex buildings, irregular terrain, nearby infrastructure, and hybrid land use all introduce geometric interactions that strongly affect irradiance distribution on PV systems. 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