{"id":3468,"date":"2026-02-02T17:58:33","date_gmt":"2026-02-02T17:58:33","guid":{"rendered":"https:\/\/lucisun.com\/?page_id=3468"},"modified":"2026-02-17T01:48:51","modified_gmt":"2026-02-17T01:48:51","slug":"modelisation-3d-basee-sur-le-gpu","status":"publish","type":"page","link":"https:\/\/lucisun.com\/fr\/solutions\/lusim\/modelisation-3d-basee-sur-le-gpu\/","title":{"rendered":"Mod\u00e9lisation 3D bas\u00e9e sur le GPU"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"3468\" class=\"elementor elementor-3468\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-19ae76a e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"19ae76a\" 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-e95b061 e-flex e-con-boxed wcf-starter-animations-none e-con e-child\" data-id=\"e95b061\" 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-931de7f wcf-starter-animations-none elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"931de7f\" 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-010b2a8 elementor-widget__width-initial wcf-starter-animations-none elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"010b2a8\" 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>Si les mod\u00e8les g\u00e9om\u00e9triques simplifi\u00e9s sont suffisants pour de nombreux syst\u00e8mes photovolta\u00efques, ils atteignent leurs limites lorsque la variabilit\u00e9 spatiale et les effets induits par la g\u00e9om\u00e9trie jouent un r\u00f4le pr\u00e9pond\u00e9rant. Les applications impliquant un terrain complexe, des structures environnantes, des modules bifaciaux ou des configurations agrivolta\u00efques n\u00e9cessitent une repr\u00e9sentation tridimensionnelle explicite pour \u00e9valuer l'irradiance de mani\u00e8re fiable.<\/p><p>LuSim aborde ces cas gr\u00e2ce \u00e0 une approche de mod\u00e9lisation 3D bas\u00e9e sur le GPU, con\u00e7ue pour capturer les interactions g\u00e9om\u00e9triques et l'h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9 spatiale sans avoir recours \u00e0 des hypoth\u00e8ses trop simplifi\u00e9es.<\/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-ae51d9f e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"ae51d9f\" 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-dfde7fe e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"dfde7fe\" 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-3875690 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"3875690\" 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-72ac0d2 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"72ac0d2\" 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 explicite en 3D des syst\u00e8mes photovolta\u00efques <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b128a00 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"b128a00\" 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>LuSim repose sur une repr\u00e9sentation tridimensionnelle explicite des syst\u00e8mes photovolta\u00efques et de leur environnement. Le terrain, les structures de soutien, les modules et les objets environnants sont mod\u00e9lis\u00e9s directement dans l'espace, plut\u00f4t que d'\u00eatre r\u00e9duits \u00e0 des hypoth\u00e8ses bidimensionnelles simplifi\u00e9es.<\/p><p>Cette approche est destin\u00e9e aux cas o\u00f9 les effets g\u00e9om\u00e9triques et la variabilit\u00e9 spatiale ont un impact direct sur la distribution de l'irradiation et la performance du syst\u00e8me. L'ombrage, les interactions mutuelles entre les surfaces et les effets environnementaux locaux sont donc trait\u00e9s comme des \u00e9l\u00e9ments de mod\u00e9lisation de premier ordre plut\u00f4t que comme des corrections secondaires.<\/p><p>L'\u00e9valuation de ces effets \u00e0 haute r\u00e9solution spatiale introduit une complexit\u00e9 de calcul importante. Dans LuSim, cette complexit\u00e9 est abord\u00e9e par le biais d'un cadre de simulation bas\u00e9 sur le GPU qui permet d'\u00e9valuer efficacement les interactions g\u00e9om\u00e9triques tout en restant compatible avec les flux de travail des ing\u00e9nieurs.<\/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-caea640 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"caea640\" 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-5081189 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"5081189\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-7604e76 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"7604e76\" 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-d893d7c e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"d893d7c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9bc4d68 elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"9bc4d68\" 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\">Calculs bas\u00e9s sur le GPU inspir\u00e9s par les graphiques 3D en temps r\u00e9el <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c6613a8 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"c6613a8\" 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'approche bas\u00e9e sur le GPU adopt\u00e9e dans LuSim s'appuie sur des techniques de calcul d\u00e9velopp\u00e9es \u00e0 l'origine pour les graphiques 3D en temps r\u00e9el et les jeux vid\u00e9o, o\u00f9 des sc\u00e8nes complexes doivent \u00eatre rendues efficacement tout en pr\u00e9servant la pr\u00e9cision g\u00e9om\u00e9trique.<\/p><p>En infographie, ces techniques sont con\u00e7ues pour \u00e9valuer la visibilit\u00e9, les occlusions et les interactions entre les surfaces dans des environnements tridimensionnels vastes et d\u00e9taill\u00e9s. Le probl\u00e8me informatique sous-jacent est structurellement similaire \u00e0 la mod\u00e9lisation de l'irradiation dans les syst\u00e8mes photovolta\u00efques complexes, o\u00f9 l'\u00e9change de rayonnement d\u00e9pend de la g\u00e9om\u00e9trie, de l'orientation et de la visibilit\u00e9 mutuelle entre les surfaces.<\/p><p>En adaptant ces techniques matures et hautement optimis\u00e9es bas\u00e9es sur le GPU \u00e0 la mod\u00e9lisation de l'\u00e9nergie solaire, LuSim tire parti d'un paradigme de calcul bien adapt\u00e9 \u00e0 la manipulation de g\u00e9om\u00e9tries complexes \u00e0 haute r\u00e9solution spatiale. Il est ainsi possible d'effectuer des \u00e9valuations d\u00e9taill\u00e9es de l'irradiation tout en conservant des temps de calcul compatibles avec les \u00e9tudes param\u00e9triques, les simulations par lots et les analyses d'incertitude.<\/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-37f20ff e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"37f20ff\" 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-04087e9 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"04087e9\" 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-0280e71 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"0280e71\" 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-c73ee20 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"c73ee20\" 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-52032a8 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"52032a8\" 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\">Mod\u00e9lisation de l'irradiation bas\u00e9e sur le facteur de vue<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed8734 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"7ed8734\" 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>Au c\u0153ur de LuSim se trouve une formulation de l'\u00e9change d'irradiance entre les surfaces, bas\u00e9e sur le facteur de vue. Chaque \u00e9l\u00e9ment de surface interagit avec le ciel, le sol et les objets environnants en fonction de leur orientation relative, de leur visibilit\u00e9 et de leurs propri\u00e9t\u00e9s optiques.<br \/>Cette formulation est appliqu\u00e9e de mani\u00e8re coh\u00e9rente en trois dimensions et \u00e0 haute r\u00e9solution spatiale. Elle est utilis\u00e9e pour les composantes d'irradiation directe, diffuse et r\u00e9fl\u00e9chie, ce qui permet d'\u00e9valuer localement l'irradiation sur les modules photovolta\u00efques, les surfaces au sol, les cultures ou d'autres cibles, plut\u00f4t que de se limiter \u00e0 des valeurs agr\u00e9g\u00e9es ou forfaitaires.<br \/>En travaillant avec des quantit\u00e9s d'irradiation r\u00e9solues dans l'espace, LuSim permet d'analyser les effets d'h\u00e9t\u00e9rog\u00e9n\u00e9it\u00e9 qui sont souvent n\u00e9glig\u00e9s dans les mod\u00e8les simplifi\u00e9s, tels que l'ombrage partiel, l'alb\u00e9do non uniforme, les gains bifaciaux localis\u00e9s ou les interactions complexes entre les structures et le terrain.<\/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-e7245ac e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"e7245ac\" 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-6fd9c1d e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"6fd9c1d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-911c562 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"911c562\" 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-5189f44 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"5189f44\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d248a2b elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"d248a2b\" 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 des mat\u00e9riaux et des surfaces<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-624c6d3 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"624c6d3\" 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\tDans LuSim, les surfaces sont associ\u00e9es \u00e0 des propri\u00e9t\u00e9s mat\u00e9rielles qui r\u00e9gissent leur interaction avec le rayonnement entrant. Ces propri\u00e9t\u00e9s influencent l'irradiance r\u00e9fl\u00e9chie, la redistribution de la lumi\u00e8re dans la sc\u00e8ne et les gains d'\u00e9nergie bifaciale.\nPlut\u00f4t que de s'appuyer sur des hypoth\u00e8ses uniformes ou des facteurs de correction fixes, les mat\u00e9riaux sont repr\u00e9sent\u00e9s explicitement dans l'espace. Cela permet d'analyser de mani\u00e8re coh\u00e9rente dans le mod\u00e8le d'irradiation l'impact d'une couverture partielle, de traitements locaux, de conditions de sol h\u00e9t\u00e9rog\u00e8nes ou de caract\u00e9ristiques des cultures.\nLe niveau de d\u00e9tail des mat\u00e9riaux peut \u00eatre adapt\u00e9 aux objectifs de l'\u00e9tude, en assurant la coh\u00e9rence entre l'effort de mod\u00e9lisation, la pertinence physique et la pr\u00e9cision attendue.\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-86f2cea e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"86f2cea\" 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-5a8e268 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"5a8e268\" 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-20ca7ef e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"20ca7ef\" 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-694e7c6 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"694e7c6\" 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-cd6151b elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"cd6151b\" 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 temporelle<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d43299 elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"0d43299\" 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>LuSim \u00e9value l'irradiance avec une r\u00e9solution spatiale et temporelle explicite. Les cibles peuvent \u00eatre d\u00e9finies \u00e0 diff\u00e9rentes \u00e9chelles, depuis les r\u00e9gions de modules individuels jusqu'aux zones agr\u00e9g\u00e9es repr\u00e9sentant des composants de syst\u00e8mes plus importants.<br \/>Cela permet d'analyser les effets temporels tels que l'\u00e9volution de l'ombrage, le comportement de suivi et la variabilit\u00e9 saisonni\u00e8re, ainsi que les mod\u00e8les spatiaux qui influencent les performances du syst\u00e8me, les pertes par inad\u00e9quation, les m\u00e9canismes de d\u00e9gradation et l'incertitude.<br \/>Les choix de r\u00e9solution sont faits pour \u00e9quilibrer la pertinence physique et l'efficacit\u00e9 de calcul, en fonction de l'objectif de l'analyse.<\/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-1dd0c21 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"1dd0c21\" 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-cff80d8 e-con-full e-flex wcf-starter-animations-none e-con e-parent\" data-id=\"cff80d8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-97a7702 e-flex e-con-boxed wcf-starter-animations-none elementor-invisible e-con e-child\" data-id=\"97a7702\" 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-035cbd6 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"035cbd6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6660d43 elementor-widget-tablet__width-inherit elementor-widget__width-initial wcf-starter-animations-none elementor-widget elementor-widget-heading\" data-id=\"6660d43\" 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\">Relations avec d'autres approches de mod\u00e9lisation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-370da0d elementor-widget__width-initial elementor-widget-tablet__width-inherit wcf-starter-animations-none elementor-widget elementor-widget-text-editor\" data-id=\"370da0d\" 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>LuSim permet de r\u00e9aliser des \u00e9valuations compl\u00e8tes du rendement \u00e9nerg\u00e9tique photovolta\u00efque dans un cadre de mod\u00e9lisation unique, et est particuli\u00e8rement bien adapt\u00e9 aux syst\u00e8mes dans lesquels les effets g\u00e9om\u00e9triques et la variabilit\u00e9 spatiale jouent un r\u00f4le pr\u00e9pond\u00e9rant.<br \/>Par rapport aux approches de tra\u00e7age de rayons, la m\u00e9thodologie de facteur de vue bas\u00e9e sur le GPU adopt\u00e9e dans LuSim offre un \u00e9quilibre diff\u00e9rent entre les d\u00e9tails physiques et le co\u00fbt de calcul. Elle est donc particuli\u00e8rement bien adapt\u00e9e \u00e0 l'exploration syst\u00e9matique de la conception, aux analyses multiparam\u00e9triques et aux \u00e9tudes d'incertitude dans des environnements complexes.<br \/>Le choix de l'approche de mod\u00e9lisation doit toujours \u00eatre guid\u00e9 par la nature du syst\u00e8me mod\u00e9lis\u00e9 et les questions pos\u00e9es.<\/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-ece8fc6 e-con-full e-flex wcf-starter-animations-none e-con e-child\" data-id=\"ece8fc6\" 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 While simplified geometrical models are sufficient for many photovoltaic systems, they reach their limits when spatial variability and geometry-driven effects play a dominant role. Applications involving complex terrain, surrounding structures, bifacial modules, or agrivoltaic layouts require an explicit three-dimensional representation to evaluate irradiance reliably. LuSim addresses these cases through a GPU-based 3D modelling approach [&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-3468","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>GPU-based 3D modelling - 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\/modelisation-3d-basee-sur-le-gpu\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GPU-based 3D modelling - Lucisun\" \/>\n<meta property=\"og:description\" content=\"Solutions\/Lusim While simplified geometrical models are sufficient for many photovoltaic systems, they reach their limits when spatial variability and geometry-driven effects play a dominant role. Applications involving complex terrain, surrounding structures, bifacial modules, or agrivoltaic layouts require an explicit three-dimensional representation to evaluate irradiance reliably. LuSim addresses these cases through a GPU-based 3D modelling approach [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lucisun.com\/fr\/solutions\/lusim\/modelisation-3d-basee-sur-le-gpu\/\" \/>\n<meta property=\"og:site_name\" content=\"Lucisun\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-17T01:48:51+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@LuciSun_Solar\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/lucisun.com\/solutions\/lusim\/gpu-based-3d-modelling\/\",\"url\":\"https:\/\/lucisun.com\/solutions\/lusim\/gpu-based-3d-modelling\/\",\"name\":\"GPU-based 3D modelling - Lucisun\",\"isPartOf\":{\"@id\":\"https:\/\/lucisun.com\/es\/#website\"},\"datePublished\":\"2026-02-02T17:58:33+00:00\",\"dateModified\":\"2026-02-17T01:48:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/lucisun.com\/solutions\/lusim\/gpu-based-3d-modelling\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/lucisun.com\/solutions\/lusim\/gpu-based-3d-modelling\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/lucisun.com\/solutions\/lusim\/gpu-based-3d-modelling\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/lucisun.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Solutions\",\"item\":\"https:\/\/lucisun.com\/solutions\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"LuSim\",\"item\":\"https:\/\/lucisun.com\/solutions\/lusim\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GPU-based 3D modelling\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/lucisun.com\/es\/#website\",\"url\":\"https:\/\/lucisun.com\/es\/\",\"name\":\"Lucisun\",\"description\":\"Casting a new light on solar energy\",\"publisher\":{\"@id\":\"https:\/\/lucisun.com\/es\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/lucisun.com\/es\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/lucisun.com\/es\/#organization\",\"name\":\"Lucisun\",\"url\":\"https:\/\/lucisun.com\/es\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/lucisun.com\/es\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/lucisun.com\/wp-content\/uploads\/2025\/12\/logo-lucisun-black.png\",\"contentUrl\":\"https:\/\/lucisun.com\/wp-content\/uploads\/2025\/12\/logo-lucisun-black.png\",\"width\":300,\"height\":92,\"caption\":\"Lucisun\"},\"image\":{\"@id\":\"https:\/\/lucisun.com\/es\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/x.com\/LuciSun_Solar\",\"https:\/\/www.linkedin.com\/company\/lucisun\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Mod\u00e9lisation 3D bas\u00e9e sur le GPU - Lucisun","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/lucisun.com\/fr\/solutions\/lusim\/modelisation-3d-basee-sur-le-gpu\/","og_locale":"fr_FR","og_type":"article","og_title":"GPU-based 3D modelling - Lucisun","og_description":"Solutions\/Lusim While simplified geometrical models are sufficient for many photovoltaic systems, they reach their limits when spatial variability and geometry-driven effects play a dominant role. 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