{"id":4029,"date":"2025-10-09T05:55:53","date_gmt":"2025-10-09T05:55:53","guid":{"rendered":"https:\/\/pergolalights.net\/?p=4029"},"modified":"2026-04-03T07:59:07","modified_gmt":"2026-04-03T07:59:07","slug":"led-fixture-lifespan-standards","status":"publish","type":"post","link":"https:\/\/pergolalights.net\/pt\/led-fixture-lifespan-standards\/","title":{"rendered":"Leitura essencial para a ind\u00fastria da ilumina\u00e7\u00e3o: Quanto tempo duram realmente as lumin\u00e1rias LED?"},"content":{"rendered":"<div class=\"row align-center\"  id=\"row-448589604\">\n\n\t<div id=\"col-1528127546\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_878294907\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1197\" height=\"588\" src=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last.webp\" class=\"attachment-original size-original\" alt=\"Essential Reading for the Lighting Industry How Long Do LED Fixtures Actually Last\" srcset=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last.webp 1197w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last-800x393.webp 800w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last-768x377.webp 768w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last-18x9.webp 18w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/Essential-Reading-for-the-Lighting-Industry-How-Long-Do-LED-Fixtures-Actually-Last-510x251.webp 510w\" sizes=\"auto, (max-width: 1197px) 100vw, 1197px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_878294907 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-1852119012\" class=\"text\">\n\t\t\n<p>As lumin\u00e1rias LED t\u00eam atra\u00eddo uma aten\u00e7\u00e3o e aplica\u00e7\u00e3o generalizadas devido \u00e0 sua vida \u00fatil alargada. No entanto, quanto tempo podem efetivamente durar as lumin\u00e1rias LED? Esta \u00e9 uma quest\u00e3o que requer m\u00e9todos de teste cient\u00edficos e relat\u00f3rios normalizados para a sua resolu\u00e7\u00e3o. Na ind\u00fastria de ilumina\u00e7\u00e3o moderna, a vida \u00fatil das lumin\u00e1rias LED \u00e9 avaliada principalmente atrav\u00e9s de tr\u00eas relat\u00f3rios principais: <strong>LM-80, TM-21 e LxxByy<\/strong>. Estes relat\u00f3rios fornecem, respetivamente, dados sobre a taxa de manuten\u00e7\u00e3o do l\u00famen dos chips de LED, projec\u00e7\u00f5es de tempo de vida e requisitos de tempo de vida no \u00e2mbito das especifica\u00e7\u00f5es dos concursos.<\/p>\n\t\t\n<style>\n#text-1852119012 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-1852119012 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1821475513\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1197\" height=\"624\" src=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy.webp\" class=\"attachment-original size-original\" alt=\"LM-80, TM-21, and LxxByy\" srcset=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy.webp 1197w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy-767x400.webp 767w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy-768x400.webp 768w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy-18x9.webp 18w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-TM-21-and-LxxByy-510x266.webp 510w\" sizes=\"auto, (max-width: 1197px) 100vw, 1197px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1821475513 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1652977231\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1652977231 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"row\"  id=\"row-1454313663\">\n\n\t<div id=\"col-1872105484\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\" style=\"background-color:#bc7d4a;\" >\n\t\t\t\n\t\t\t\n\t<div id=\"text-2462937642\" class=\"text\">\n\t\t\n<h2><strong><b>1. <\/b><\/strong><strong>Relat\u00f3rio LM-80: Teste de manuten\u00e7\u00e3o do l\u00famen de LEDs<\/strong><\/h2>\n\t\t\n<style>\n#text-2462937642 {\n  font-size: 0.75rem;\n  color: rgb(255, 255, 255);\n}\n#text-2462937642 > * {\n  color: rgb(255, 255, 255);\n}\n@media (min-width:550px) {\n  #text-2462937642 {\n    font-size: 1.1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1872105484 > .col-inner {\n  padding: 60px 0px 48px 0px;\n  border-radius: 7px;\n}\n<\/style>\n\t<\/div>\n\n\t\n<\/div>\n\t<div id=\"text-1560912682\" class=\"text\">\n\t\t\n<p><strong>A LM-80 \u00e9 uma norma estabelecida pela Illuminating Engineering Society (IES), utilizada principalmente para testar a manuten\u00e7\u00e3o do l\u00famen de pacotes, m\u00f3dulos ou matrizes de LED.<\/strong><\/p>\n\t\t\n<style>\n#text-1560912682 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-1560912682 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-34074937\" class=\"text\">\n\t\t\n<p><strong>O principal objetivo do LM-80 \u00e9 fornecer dados sobre a deprecia\u00e7\u00e3o do l\u00famen dos chips de LED a temperaturas e correntes vari\u00e1veis, fornecendo assim informa\u00e7\u00f5es fundamentais para prever o tempo de vida dos produtos LED. Este relat\u00f3rio \u00e9 normalmente utilizado para certifica\u00e7\u00f5es de efici\u00eancia energ\u00e9tica, como a ENERGY STAR e a certifica\u00e7\u00e3o DLC no mercado norte-americano.<\/strong><\/p>\n\t\t\n<style>\n#text-34074937 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-34074937 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-549678441\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-549678441 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-475416536\" class=\"text\">\n\t\t\n<p><strong><b>M\u00e9todo de ensaio:<\/b><\/strong><\/p>\n<ul>\n<li><strong>Condi\u00e7\u00f5es de ensaio:<\/strong> Os ensaios LM-80 devem ser efectuados, no m\u00ednimo, em <strong>tr\u00eas temperaturas distintas<\/strong> (tipicamente 55\u00b0C, 85\u00b0C, e uma temperatura selecionada pelo fabricante, como 105\u00b0C), mantendo uma corrente constante de acionamento do LED.<\/li>\n<li><strong>Dura\u00e7\u00e3o do teste:<\/strong> Os ensaios devem continuar durante pelo menos 6.000 horas, com registo de dados a cada 1.000 horas. Para previs\u00f5es mais exactas, recomenda-se o prolongamento at\u00e9 10.000 horas.<\/li>\n<li><strong>Manuten\u00e7\u00e3o do fluxo luminoso:<\/strong> Os resultados dos testes mostram a curva de decaimento do fluxo luminoso ao longo do tempo, indicando a manuten\u00e7\u00e3o do fluxo luminoso em diferentes pontos do tempo para a fonte de luz LED.<\/li>\n<\/ul>\n<p><strong><b>Conte\u00fado do relat\u00f3rio de ensaio:<\/b><\/strong><\/p>\n<ul>\n<li><strong>Curva de decaimento do fluxo luminoso:<\/strong> A tend\u00eancia de decaimento do fluxo luminoso em cada condi\u00e7\u00e3o de temperatura, ilustrando as altera\u00e7\u00f5es no fluxo luminoso.<\/li>\n<li><strong>Dados de diferen\u00e7a de cor:<\/strong> Altera\u00e7\u00f5es na diferen\u00e7a de cor entre 6000 horas e 0 horas para o LED, avaliando o desvio de cor.<\/li>\n<li><strong>Crit\u00e9rios de aceita\u00e7\u00e3o:<\/strong> A quantidade de amostras, a diferen\u00e7a de cor, a taxa de decaimento e outras m\u00e9tricas devem cumprir os requisitos de certifica\u00e7\u00e3o.<\/li>\n<\/ul>\n\t\t\n<style>\n#text-475416536 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-475416536 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_65618907\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1197\" height=\"693\" src=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report.webp\" class=\"attachment-original size-original\" alt=\"LM-80 Report\" srcset=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report.webp 1197w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report-691x400.webp 691w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report-768x445.webp 768w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report-18x10.webp 18w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/LM-80-Report-510x295.webp 510w\" sizes=\"auto, (max-width: 1197px) 100vw, 1197px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_65618907 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-3715079591\" class=\"text\">\n\t\t\n<p>Atrav\u00e9s dos relat\u00f3rios de teste LM-80, os fabricantes podem fornecer dados sobre a manuten\u00e7\u00e3o do l\u00famen dos pacotes de LED em v\u00e1rias condi\u00e7\u00f5es; no entanto, isto n\u00e3o produz diretamente uma previs\u00e3o da vida \u00fatil das lumin\u00e1rias LED. Consequentemente, a ind\u00fastria introduziu o <strong>TM-21<\/strong> padr\u00e3o para extrapolar o tempo de vida com base nos dados do LM-80.<\/p>\n\t\t\n<style>\n#text-3715079591 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-3715079591 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:50px;\"><\/div>\n\t<div id=\"gap-1037902302\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1037902302 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row align-center\"  id=\"row-874982779\">\n\n\t<div id=\"col-248486777\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"row\"  id=\"row-487115417\">\n\n\t<div id=\"col-1277140960\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\" style=\"background-color:#bc7d4a;\" >\n\t\t\t\n\t\t\t\n\t<div id=\"text-2340359720\" class=\"text\">\n\t\t\n<h2><strong><b>2. <\/b><\/strong><strong>Relat\u00f3rio TM-21: Previs\u00e3o do tempo de vida das lumin\u00e1rias LED<\/strong><\/h2>\n\t\t\n<style>\n#text-2340359720 {\n  font-size: 0.75rem;\n  color: rgb(255, 255, 255);\n}\n#text-2340359720 > * {\n  color: rgb(255, 255, 255);\n}\n@media (min-width:550px) {\n  #text-2340359720 {\n    font-size: 1.1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1277140960 > .col-inner {\n  padding: 60px 0px 48px 0px;\n  border-radius: 7px;\n}\n<\/style>\n\t<\/div>\n\n\t\n<\/div>\n\t<div id=\"text-71703025\" class=\"text\">\n\t\t\n<p><strong>TM-21<\/strong> \u00e9 uma norma de previs\u00e3o do tempo de vida dos LED baseada em dados LM-80, publicada pela <strong>IES<\/strong> em 2011. O seu principal objetivo \u00e9 estimar a vida \u00fatil das fontes de luz LED ou de lumin\u00e1rias completas atrav\u00e9s da extrapola\u00e7\u00e3o dos dados de deprecia\u00e7\u00e3o do l\u00famen do LM-80. O TM-21 desempenha um papel crucial na avalia\u00e7\u00e3o da longevidade dos pacotes e m\u00f3dulos de LED, especialmente quando s\u00e3o necess\u00e1rias previs\u00f5es a longo prazo da vida \u00fatil das lumin\u00e1rias LED.<\/p>\n\t\t\n<style>\n#text-71703025 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-71703025 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-2111818873\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-2111818873 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-2891050006\" class=\"text\">\n\t\t\n<p><strong>M\u00e9todo de ensaio:<\/strong><\/p>\n<ul>\n<li><strong>Fonte de dados:<\/strong> O TM-21 utiliza os dados de manuten\u00e7\u00e3o do l\u00famen dos resultados do teste LM-80, empregando modelos matem\u00e1ticos para extrapolar e prever a tend\u00eancia de deprecia\u00e7\u00e3o do l\u00famen das fontes de luz LED em condi\u00e7\u00f5es espec\u00edficas.<\/li>\n<li><strong>Processamento de dados:<\/strong> O TM-21 normaliza o fluxo luminoso para cada temperatura e corrente, fixando o fluxo luminoso inicial em 1 (100%), e calcula o valor m\u00e9dio para cada ponto de ensaio.<\/li>\n<li><strong>Tamanho da amostra:<\/strong> Uma amostra recomendada de <strong>20<\/strong> \u00e9 aconselh\u00e1vel, com amostras de maior dimens\u00e3o a produzirem uma maior precis\u00e3o de previs\u00e3o.<\/li>\n<li><strong>M\u00e9todo de extrapola\u00e7\u00e3o:<\/strong> Quando o LM-80 prev\u00ea uma dura\u00e7\u00e3o de ensaio de 6.000 horas, o TM-21 pode extrapolar esse valor para <strong>seis vezes a dura\u00e7\u00e3o do ensaio<\/strong>, ou seja, 36.000 horas. Para uma dura\u00e7\u00e3o de ensaio de 10.000 horas, a extrapola\u00e7\u00e3o estende-se a 60.000 horas.<\/li>\n<\/ul>\n\t\t\n<style>\n#text-2891050006 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-2891050006 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-995819144\" class=\"text\">\n\t\t\n<p><strong>Conte\u00fado do relat\u00f3rio:<\/strong><\/p>\n<ul>\n<li><strong>Resultados da extrapola\u00e7\u00e3o do tempo de vida:<\/strong> Por exemplo, o tempo de vida L70 (o ponto em que o fluxo luminoso diminui para 70% do seu valor inicial) serve como uma m\u00e9trica comum de tempo de vida.<\/li>\n<li><strong>An\u00e1lise do impacto da temperatura:<\/strong> Com base na temperatura real de funcionamento das lumin\u00e1rias LED, o <strong>Equa\u00e7\u00e3o de Arrhenius<\/strong> \u00e9 utilizado para ajustar a curva de deprecia\u00e7\u00e3o do l\u00famen a diferentes temperaturas.<\/li>\n<li><strong>Mercados aplic\u00e1veis:<\/strong> O TM-21 \u00e9 amplamente adotado nos mercados globais, em especial na Am\u00e9rica do Norte, <strong>Europa<\/strong>, e o <strong>Regi\u00e3o \u00c1sia-Pac\u00edfico<\/strong>, O contrato \u00e9 um documento fundamental para a adjudica\u00e7\u00e3o de diversos projectos.<\/li>\n<\/ul>\n\t\t\n<style>\n#text-995819144 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-995819144 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_277328815\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1197\" height=\"693\" src=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report.webp\" class=\"attachment-original size-original\" alt=\"TM-21 Report\" srcset=\"https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report.webp 1197w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report-691x400.webp 691w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report-768x445.webp 768w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report-18x10.webp 18w, https:\/\/pergolalights.net\/wp-content\/uploads\/2025\/10\/TM-21-Report-510x295.webp 510w\" sizes=\"auto, (max-width: 1197px) 100vw, 1197px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_277328815 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-616117883\" class=\"text\">\n\t\t\n<p>The TM-21 report renders the prediction of LED luminaire lifetimes more reasonable and feasible, particularly during the design and production stages, where product longevity can be optimised according to the luminaire&#8217;s temperature and current conditions.<\/p>\n\t\t\n<style>\n#text-616117883 {\n  font-size: 0.75rem;\n  line-height: 1.75;\n}\n@media (min-width:550px) {\n  #text-616117883 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:50px;\"><\/div>\n\t<div id=\"gap-680302003\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-680302003 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row align-center\"  id=\"row-476413895\">\n\n\t<div id=\"col-1272506036\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"row\"  id=\"row-695931719\">\n\n\t<div id=\"col-132179889\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\" style=\"background-color:#bc7d4a;\" >\n\t\t\t\n\t\t\t\n\t<div id=\"text-2551400741\" class=\"text\">\n\t\t\n<h2><strong><b>3.<\/b>Relat\u00f3rio LxxByy: M\u00e9trica de vida \u00fatil do LED<\/strong><\/h2>\n\t\t\n<style>\n#text-2551400741 {\n  font-size: 0.75rem;\n  color: rgb(255, 255, 255);\n}\n#text-2551400741 > * {\n  color: rgb(255, 255, 255);\n}\n@media (min-width:550px) {\n  #text-2551400741 {\n    font-size: 1.1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-132179889 > .col-inner {\n  padding: 60px 0px 48px 0px;\n  border-radius: 7px;\n}\n<\/style>\n\t<\/div>\n\n\t\n<\/div>\n\t<div id=\"text-4197430759\" class=\"text\">\n\t\t\n<p>Para al\u00e9m do LM-80 e do TM-21, outro m\u00e9todo predominante para avaliar a longevidade dos LED \u00e9 o<strong> LxxByy<\/strong> m\u00e9trica. Este relat\u00f3rio quantifica principalmente a percentagem espec\u00edfica de decaimento do fluxo luminoso, normalmente utilizada para demonstrar o desempenho das lumin\u00e1rias LED ap\u00f3s uma dura\u00e7\u00e3o especificada. \u00c9 normalmente indicado como \u2018Lxx Byy @ zz,000 horas\u2019.<\/p>\n\t\t\n<style>\n#text-4197430759 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-4197430759 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-615700497\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-615700497 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-2847955594\" class=\"text\">\n\t\t\n<p><strong>Defini\u00e7\u00e3o de LxxByy:<\/strong><\/p>\n<ul>\n<li><strong>Lxx:<\/strong> Indica o tempo em que o fluxo luminoso do LED mant\u00e9m xx% do seu valor inicial. Por exemplo, L70 indica o tempo em que o fluxo luminoso se mant\u00e9m a 70%.<\/li>\n<li><strong>Por favor:<\/strong> Representa a percentagem (yy%) de LEDs na lumin\u00e1ria que n\u00e3o atingem a taxa de manuten\u00e7\u00e3o Lxx. Por exemplo, B10 significa que 10% de fontes de luz LED n\u00e3o conseguem atingir uma taxa de manuten\u00e7\u00e3o de fluxo luminoso de 70%.<\/li>\n<li><strong>Prazo:<\/strong> LxxByy est\u00e1 normalmente associado a dura\u00e7\u00f5es espec\u00edficas (por exemplo, 50 000 horas ou 100 000 horas) para demonstrar o desempenho da deprecia\u00e7\u00e3o do l\u00famen da fonte de luz LED durante um funcionamento prolongado.<\/li>\n<\/ul>\n\t\t\n<style>\n#text-2847955594 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-2847955594 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-84289571\" class=\"text\">\n\t\t\n<p><strong>Conte\u00fado do relat\u00f3rio:<\/strong><\/p>\n<ul>\n<li><strong>Dados sobre o tempo de vida:<\/strong> Os relat\u00f3rios LxxByy ilustram geralmente a manuten\u00e7\u00e3o do l\u00famen das lumin\u00e1rias LED ap\u00f3s per\u00edodos espec\u00edficos, proporcionando aos clientes uma compreens\u00e3o intuitiva da vida \u00fatil do LED durante a apresenta\u00e7\u00e3o de propostas de projectos.<\/li>\n<li><strong>Cen\u00e1rios de aplica\u00e7\u00e3o:<\/strong> O LxxByy tornou-se um m\u00e9todo de avalia\u00e7\u00e3o normalizado em numerosos concursos internacionais, nomeadamente para projectos de grande dimens\u00e3o como <strong>ilumina\u00e7\u00e3o urbana, ilumina\u00e7\u00e3o de est\u00e1dios e ilumina\u00e7\u00e3o industrial<\/strong>.<\/li>\n<\/ul>\n\t\t\n<style>\n#text-84289571 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-84289571 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-718059722\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-718059722 {\n  padding-top: 30px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-3424023915\" class=\"text\">\n\t\t\n<p>O relat\u00f3rio LxxByy complementa as lacunas na avalia\u00e7\u00e3o do tempo de vida das lumin\u00e1rias LED abordadas pelo LM-80 e TM-21, facilitando uma demonstra\u00e7\u00e3o mais eficaz da manuten\u00e7\u00e3o do l\u00famen das lumin\u00e1rias durante o funcionamento prolongado nos projectos.<\/p>\n\t\t\n<style>\n#text-3424023915 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-3424023915 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:50px;\"><\/div>\n\t<div id=\"gap-1244225026\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1244225026 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div class=\"row align-center\"  id=\"row-1479510043\">\n\n\t<div id=\"col-1094374484\" class=\"col medium-11 small-12 large-11\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div class=\"row\"  id=\"row-392708023\">\n\n\t<div id=\"col-1796511135\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner text-center\" style=\"background-color:#bc7d4a;\" >\n\t\t\t\n\t\t\t\n\t<div id=\"text-2904137587\" class=\"text\">\n\t\t\n<h2><strong><b>4.<\/b><\/strong><strong>Resumo<\/strong><\/h2>\n\t\t\n<style>\n#text-2904137587 {\n  font-size: 0.75rem;\n  color: rgb(255, 255, 255);\n}\n#text-2904137587 > * {\n  color: rgb(255, 255, 255);\n}\n@media (min-width:550px) {\n  #text-2904137587 {\n    font-size: 1.1rem;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\n<style>\n#col-1796511135 > .col-inner {\n  padding: 60px 0px 48px 0px;\n  border-radius: 7px;\n}\n<\/style>\n\t<\/div>\n\n\t\n<\/div>\n\t<div id=\"text-1518276487\" class=\"text\">\n\t\t\n<p>A avalia\u00e7\u00e3o da vida \u00fatil das lumin\u00e1rias LED baseia-se em tr\u00eas relat\u00f3rios: LM-80, TM-21 e LxxByy. <strong>LM-80<\/strong> fornece dados fundamentais para as lumin\u00e1rias LED atrav\u00e9s de ensaios de manuten\u00e7\u00e3o do l\u00famen a longo prazo. <strong>TM-21<\/strong> extrapola os dados do LM-80 para fornecer projec\u00e7\u00f5es de tempo de vida mais fi\u00e1veis, enquanto o <strong>LxxByy<\/strong> permite que os clientes compreendam claramente os n\u00edveis de manuten\u00e7\u00e3o do l\u00famen das lumin\u00e1rias LED. Estes tr\u00eas relat\u00f3rios tornam a avalia\u00e7\u00e3o da vida \u00fatil das lumin\u00e1rias LED mais cient\u00edfica e previs\u00edvel, ajudando os fabricantes e clientes a compreender melhor o desempenho do produto e a aumentar a competitividade no mercado.<\/p>\n\t\t\n<style>\n#text-1518276487 {\n  font-size: 0.75rem;\n  line-height: 1.5;\n}\n@media (min-width:550px) {\n  #text-1518276487 {\n    font-size: 1.1rem;\n    line-height: 2;\n  }\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"max-width:50px;\"><\/div>\n\t<div id=\"gap-459954312\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-459954312 {\n  padding-top: 100px;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":4038,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4029","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Learn how LED fixture lifespan is measured with LM-80, TM-21, and LxxByy reports. 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