{"id":35391,"date":"2018-08-01T09:07:11","date_gmt":"2018-08-01T07:07:11","guid":{"rendered":"http:\/\/visualled.com\/?p=35391"},"modified":"2022-05-03T09:52:35","modified_gmt":"2022-05-03T07:52:35","slug":"duree-de-la-led","status":"publish","type":"glosario","link":"https:\/\/visualled.com\/fr\/glossaire\/duree-de-la-led\/","title":{"rendered":"Dur\u00e9e de la led"},"content":{"rendered":"\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block stk-ec411a3\" id=\"duree-de-la-led\" data-block-id=\"ec411a3\"><h1 class=\"stk-block-heading__text has-text-align-center\">DUR\u00c9E DE LA LED<\/h1><\/div>\n\n\n\n\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-9309e88 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-9309e88.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-9309e88{padding:0 !important}@media screen and (min-width:768px){.ugb-9309e88.ugb-container{margin-bottom:0px !important;padding-top:50px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-9309e88 > .ugb-inner-block > .ugb-block-content > *{padding-top:35px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-9309e88-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-9309e88-content-wrapper\">\n<h2 class=\"wp-block-heading\">DUR\u00c9E DE LA LED SUR LES \u00c9CRANS PUBLICITAIRES INT\u00c9RIEURS OU EXT\u00c9RIEURS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>La dur\u00e9e de vie approximative d\u2019une LED peut varier de 80. 000 \u00e0 environ 120. 000 heures, selon le fabricant de la LED.&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette estimation peut \u00eatre consid\u00e9rablement r\u00e9duite dans les cas o\u00f9 les conditions de fonctionnement sont particuli\u00e8rement pr\u00e9judiciables \u00e0 la LED.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-91e5024 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-91e5024.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-91e5024{padding:0 !important}@media screen and (min-width:768px){.ugb-91e5024.ugb-container{margin-bottom:0px !important;padding-top:30px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-91e5024 > .ugb-inner-block > .ugb-block-content > *{padding-top:0px !important;padding-bottom:0px !important;padding-right:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-91e5024-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-91e5024-content-wrapper\">\n<h2 class=\"wp-block-heading\">PERTE DE LUMINOSIT\u00c9 SUR LES \u00c9CRANS LED<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><strong>Comme tout autre \u00e9l\u00e9ment d\u2019\u00e9clairage, les LED sont sujettes \u00e0 l\u2019usure pendant leur utilisation.<\/strong>\u00a0<\/strong>Bien que son usure soit progressive et moins \u00e9vidente que celle des autres syst\u00e8mes d\u2019\u00e9clairage conventionnels, elle est constante et doit \u00eatre prise en compte lors de la r\u00e9paration ou du remplacement de panneaux ou de modules \u00e0 LED.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"597\" src=\"https:\/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-1024x597.jpg\" alt=\"\" class=\"wp-image-59522\" title=\"\" srcset=\"\/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-1024x597.jpg 1024w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-300x175.jpg 300w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-768x448.jpg 768w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-24x14.jpg 24w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-34x20.jpg 34w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-48x28.jpg 48w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led-600x350.jpg 600w, \/\/visualled.com\/wp-content\/uploads\/2022\/02\/duracion-led.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-fbfacf1 ugb-container--v2 ugb-container--design-basic ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-fbfacf1-wrapper.ugb-container__wrapper{background-color:var(--stk-global-color-45647,#eeeeee) !important}.ugb-fbfacf1-wrapper.ugb-container__wrapper:before{background-color:var(--stk-global-color-45647,#eeeeee) !important}.ugb-fbfacf1-content-wrapper > h1,.ugb-fbfacf1-content-wrapper > h2,.ugb-fbfacf1-content-wrapper > h3,.ugb-fbfacf1-content-wrapper > h4,.ugb-fbfacf1-content-wrapper > h5,.ugb-fbfacf1-content-wrapper > h6{color:#222222}.ugb-fbfacf1-content-wrapper > p,.ugb-fbfacf1-content-wrapper > ol li,.ugb-fbfacf1-content-wrapper > ul li{color:#222222}.ugb-fbfacf1.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-fbfacf1{padding:0 !important}@media screen and (min-width:768px){.ugb-fbfacf1.ugb-container{margin-top:100px !important;margin-bottom:100px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-fbfacf1-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-fbfacf1-content-wrapper\">\n<h2 class=\"wp-block-heading\">RAPPORT TEMP\u00c9RATURE-LUMINOSIT\u00c9 AVEC DUR\u00c9E DE VIE DES LED<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le premier facteur d\u00e9terminant pour une dur\u00e9e de vie plus ou moins longue de la LED est la temp\u00e9rature de fonctionnement de la celle-ci. Plus la temp\u00e9rature est \u00e9lev\u00e9e, plus la dur\u00e9e de vie est courte. C\u2019est pourquoi il est important que l\u2019\u00e9lectronique qui accompagne la LED soit optimis\u00e9e et bien con\u00e7ue pour garantir que la LED fonctionne dans des conditions optimales. Forcer la LED avec des param\u00e8tres sup\u00e9rieurs \u00e0 sa plage de luminosit\u00e9 nominale augmente sa temp\u00e9rature de fonctionnement et r\u00e9duit sa dur\u00e9e de vie.<\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"alignfull wp-block-ugb-container ugb-container ugb-c2c1b1f ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width ugb-main-block--inner-center ugb--has-block-background\"><style>.ugb-c2c1b1f.ugb-container > .ugb-inner-block{max-width:1440px !important}.ugb-c2c1b1f{padding:0 !important}@media screen and (min-width:768px){.ugb-c2c1b1f.ugb-container{margin-bottom:0px !important;padding-top:30px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-c2c1b1f > .ugb-inner-block > .ugb-block-content > *{padding-top:0px !important;padding-bottom:0px !important;padding-right:0px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block ugb-inner-block--center\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-c2c1b1f-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-c2c1b1f-content-wrapper\">\n<h2 class=\"wp-block-heading\">QUELLE EST L&rsquo;INFLUENCE DE LA LUMINOSIT\u00c9 SUR LA VIE QUOTIDIENNE?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le deuxi\u00e8me facteur d\u00e9cisif dans la dur\u00e9e de vie est le courant de fonctionnement. En g\u00e9n\u00e9ral, la plupart des LED fonctionnent \u00e0 350 milliamp\u00e8res. Un courant plus \u00e9lev\u00e9 augmente consid\u00e9rablement l\u2019efficacit\u00e9 lumineuse, mais au prix de la dur\u00e9e de vie. Plus la valeur du courant de fonctionnement est \u00e9lev\u00e9e, plus il diminue. Par cons\u00e9quent, afin d\u2019optimiser la dur\u00e9e de vie des LED, il est essentiel de g\u00e9rer correctement la luminosit\u00e9 et de ne pas forcer avec des param\u00e8tres \u00e9lectriques pour obtenir un degr\u00e9 de luminosit\u00e9 plus \u00e9lev\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"calculadora-form \">\n    <div class=\"calculadora-contenedor\">\n        <form action=\"https:\/\/visualled.com\/wp-content\/themes\/visualled-child\/calculadora\/calc.php\" class=\"calform\" method=\"POST\">\n\n            <div class=\"intro\">\n                <div class=\"texto\">\n                    <h2>CALCULATEUR DE PRIX DES \u00c9CRANS \u00c0 LED<\/h2>\n                    <p>Introduisez la mesure souhait\u00e9e et vous obtiendrez automatiquement le meilleur prix du march\u00e9.<\/p>\n                <\/div>\n            <\/div>\n            <ul>\n                                \n                    \n\n                    <li class=\"largo\">\n                        <i class=\"fas fa-arrows-alt-h\"><\/i>\n                        <input type=\"text\" name=\"width\" value=\"\" required pattern=\"[0-9]*\" inputmode=\"numeric\" placeholder=\"Largeur\">\n                    <\/li>\n\n                    <li class=\"alto\">\n                        <i class=\"fas fa-arrows-alt-v\"><\/i>\n                        <input type=\"text\" name=\"height\" value=\"\" required pattern=\"[0-9]*\" inputmode=\"numeric\" placeholder=\"Hauteur\">\n                    <\/li>\n\n                                            <li class=\"ubicacion\">\n                            <i class=\"fas fa-umbrella\"><\/i>\n                            <select name=\"location\" required>\n                                <option  value=\"1\">Non prot\u00e9g\u00e9 de la pluie<\/option>\n                                <option  value=\"2\"><i class=\"fas fa-umbrella\"><\/i> Prot\u00e9g\u00e9 de la pluie<\/option>\n                            <\/select>\n                        <\/li>\n                    \n                \n                <li class=\"boton-ofertas\">\n                    <button type=\"submit\"><i class=\"fas fa-search-dollar\"><\/i> CALCULER LE PRIX<\/button>\n                    <!-- <a href=\"\"><i class=\"fa fa-info-circle\"><\/i><\/a> -->\n                <\/li>\n\n            <\/ul>\n\n            <input type=\"hidden\" name=\"page\" value=\"search\">\n            <input type=\"hidden\" name=\"ofertaPage\" value=\"https:\/\/visualled.com\/fr\/detail-offre\/\">\n                                <\/form>\n    <\/div>\n    <div class=\"calloading\" style=\"display:none\">\n        <div class=\"carga\">\n            <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" style=\"margin:-150px auto 0; background: transparent; display: block;\" width=\"500px\" height=\"200px\" viewBox=\"0 0 100 100\" preserveAspectRatio=\"xMidYMid\">\n           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1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.5s\"><\/animate>\n                    <animate attributeName=\"cx\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"spline\" keyTimes=\"0;0.25;0.5;0.75;1\" values=\"16;16;16;50;84\" keySplines=\"0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.5s\"><\/animate>\n                <\/circle>\n                <circle cx=\"16\" cy=\"50\" r=\"10\" fill=\"#23bbee\">\n                    <animate attributeName=\"r\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"spline\" keyTimes=\"0;0.25;0.5;0.75;1\" values=\"0;0;10;10;10\" keySplines=\"0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.75s\"><\/animate>\n                    <animate attributeName=\"cx\" repeatCount=\"indefinite\" dur=\"1s\" calcMode=\"spline\" keyTimes=\"0;0.25;0.5;0.75;1\" values=\"16;16;16;50;84\" keySplines=\"0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1;0 0.5 0.5 1\" begin=\"-0.75s\"><\/animate>\n                <\/circle>\n            <\/svg>\n        <\/div>\n    <\/div>\n    <div class=\"calresults\"><\/div>\n    <div id=\"modal-size-variants\" class=\"modal\">\n        <div class=\"contenedor-variant\">\n            <div class=\"img\">\n                <img decoding=\"async\" src=\"https:\/\/media.visualled.com\/images\/pantalla-led-960-960-111024.webp\" id=\"modal-size-variants-img\" data-skip-lazy=\"1\" alt=\"\" title=\"\">\n            <\/div>\n            <div class=\"precios\">\n                <p class=\"available-sizes\">Tailles disponibles<\/p>\n                \n                <div class=\"seleccion-precios\">\n                    <p>Choisissez l&rsquo;une des tailles<\/p>\n                    <div id=\"size-options\"><\/div>\n                    <button id=\"size-options-button\">VOIR PLUS D&rsquo;INFORMATIONS <\/button>\n                <\/div>\n                <!-- <div class=\"incluye\">\n                    <h3>Comprend<\/h3>\n                    <div class=\"iconos\">\n                        <div class=\"1\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-cabinets.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>\u00c9cran modulaire<\/p>\n                        <\/div>\n                        <div class=\"2\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-play.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Joueur<\/p>\n                        <\/div>\n                        <div class=\"3\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-soft.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Logiciel<\/p>\n                        <\/div>\n                        <div class=\"4\">\n                            <img decoding=\"async\" src=\"https:\/\/visualled.com\/img\/incluye-manuales.webp\" alt=\"incluye cabinets\" title=\"\">\n                            <p>Manuels<\/p>\n                        <\/div>\n                    <\/div>\n                <\/div> -->\n            <\/div>\n\n        <\/div>\n    <\/div>\n<\/div>\n\n\n\n<div class=\"aligncenter wp-block-ugb-container ugb-container ugb-30376f8 ugb-container--v2 ugb-container--design-plain ugb-main-block ugb--has-custom-content-width\"><style>.ugb-30376f8.ugb-container > .ugb-inner-block{max-width:1440px !important}@media screen and (min-width:768px){.ugb-30376f8.ugb-container{padding-top:60px !important;padding-right:0px !important;padding-bottom:80px !important;padding-left:0px !important}}<\/style><div class=\"ugb-inner-block\"><div class=\"ugb-block-content\"><div class=\"ugb-container__wrapper ugb-30376f8-wrapper\"><div class=\"ugb-container__side\"><div class=\"ugb-container__content-wrapper ugb-30376f8-content-wrapper\"><div class=\"aligncenter wp-block-ugb-blog-posts ugb-blog-posts ugb-b05b2d6 ugb-blog-posts--v2 ugb-blog-posts--design-portfolio ugb-blog-posts--columns-4 ugb-blog-posts--has-bg-color ugb-main-block ugb--has-custom-content-width\"><style>.ugb-b05b2d6 .ugb-blog-posts__title a{color:#ffffff !important}.ugb-b05b2d6 .ugb-blog-posts__title a:hover{opacity:0.8}.ugb-b05b2d6 .ugb-blog-posts__title{font-size:30px !important;font-weight:900 !important;text-transform:uppercase !important;text-align:center !important;margin-bottom:0px !important}.ugb-b05b2d6 .ugb-inner-block{text-align:center}.ugb-b05b2d6.ugb-blog-posts > .ugb-inner-block{max-width:1440px !important}.ugb-b05b2d6 .ugb-block-title{line-height:2em !important;text-align:center}.ugb-b05b2d6 .ugb-blog-posts__item{border-radius:5px !important;background-color:var(--ast-global-color-5) !important}@media screen and (min-width:768px){.ugb-b05b2d6.ugb-blog-posts{margin-top:0px !important;margin-bottom:0px !important;margin-right:0px !important;margin-left:0px !important;padding-top:0px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}}@media screen and (min-width:768px){.ugb-b05b2d6 > .ugb-inner-block > .ugb-block-content > *{padding-top:100px !important;padding-bottom:100px !important;padding-right:0px !important;padding-left:0px !important}}<\/style> <style>.ugb-b05b2d6.ugb-blog-posts .ugb-blog-posts__title a{font-size:20px !important;text-shadow:1px 1px 1px black !important}<\/style>\r\n<div class=\"ugb-inner-block\">\r\n<h2 class=\"ugb-block-title\">Poste connexe<\/h2>\r\n<div class=\"ugb-block-content\"><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/luminosidad-de-pantalla-led.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/luminosite-nits-chandelles\/\">Luminosit\u00e9 (nits \u2013 chandelles)<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/duree-de-la-led\/\">Dur\u00e9e de la led<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/distancia-de-vision-1.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/distance-de-vision\/\">Distance de vision<\/a><\/p><\/div><\/article><article class=\"ugb-blog-posts__item\"><div class=\"ugb-blog-posts__featured-image-background\" style=\"background-image: url(https:\/\/visualled.com\/wp-content\/uploads\/2020\/07\/tarjetas-receptoras-pantallas-led.jpg)\"><\/div><div class=\"ugb-blog-posts__content\"><p class=\"ugb-blog-posts__title\"><a href=\"https:\/\/visualled.com\/fr\/glossaire\/carte-receptrice-receiving-card\/\">Carte r\u00e9ceptrice (receiving card)<\/a><\/p><\/div><\/article><\/div>\r\n<\/div>\r\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>DUR\u00c9E DE LA LED DUR\u00c9E DE LA LED SUR LES \u00c9CRANS PUBLICITAIRES INT\u00c9RIEURS OU EXT\u00c9RIEURS La dur\u00e9e de vie approximative d\u2019une LED peut varier de 80. 000 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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