{"id":166,"date":"2018-12-29T21:12:34","date_gmt":"2018-12-30T05:12:34","guid":{"rendered":"https:\/\/phoseon.com\/?page_id=166"},"modified":"2022-11-23T10:53:11","modified_gmt":"2022-11-23T18:53:11","slug":"led-uv-system-lifetime","status":"publish","type":"page","link":"http:\/\/phoseon.com\/es\/industrial-curing\/technology\/led-uv-system-lifetime\/","title":{"rendered":"Vida \u00fatil del sistema LED UV"},"content":{"rendered":"
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Larga vida \u00fatil del sistema LED UV<\/h2>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t
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Los diodos emisores de luz (LED) de estado s\u00f3lido producen luz cuando una corriente el\u00e9ctrica fluye del lado positivo (\u00e1nodo) al negativo (c\u00e1todo). Al igual que otros dispositivos de estado s\u00f3lido, los LED ofrecen una larga vida \u00fatil si se utilizan correctamente. Si se dise\u00f1an correctamente, estos dispositivos semiconductores duran m\u00e1s de 40.000 horas de funcionamiento, a diferencia de las l\u00e1mparas UV tradicionales. Las l\u00e1mparas tradicionales producen luz generando un arco el\u00e9ctrico dentro de una c\u00e1mara de gas ionizado (normalmente mercurio) para excitar los \u00e1tomos, que luego decaen, emitiendo fotones. Adem\u00e1s, la Comisi\u00f3n Europea (CE), a trav\u00e9s de sus directrices sobre Restricci\u00f3n de Sustancias Peligrosas (RoHS), ha supervisado continuamente el r\u00e1pido progreso de la capacidad de los LED UV. Muchos en la industria predicen que la CE comenzar\u00e1 a limitar el uso de l\u00e1mparas tradicionales, comenzando primero con sistemas m\u00e1s peque\u00f1os y luego trabajando hacia sistemas m\u00e1s grandes en los a\u00f1os siguientes. Combinando la generaci\u00f3n de energ\u00eda de las fuentes de luz LED UV actuales y la formulaci\u00f3n correcta de resinas curables UV, fotoiniciadores y aditivos, es posible superar las capacidades actuales del proceso para una variedad de aplicaciones.<\/p>\n\n\n\n

Los LEDs UV son una parte peque\u00f1a, aunque importante, de una fuente de luz UV, pero tambi\u00e9n hay que tener en cuenta el resto del sistema cuando se habla de la vida \u00fatil. Esto incluye el circuito de control interno y el sistema de refrigeraci\u00f3n para garantizar que los LEDs permanezcan dentro de sus especificaciones de funcionamiento, as\u00ed como la carcasa para proteger los LEDs de los factores ambientales. <\/p>\n\n\n\n

Los sistemas patentados y propios de Phoseon utilizan la gesti\u00f3n t\u00e9rmica, t\u00e9cnicas de sellado, mejoras \u00f3pticas y circuitos de control para maximizar el rendimiento sin sacrificar la vida \u00fatil.<\/p>\n\n\n\n

Descargar la nota t\u00e9cnica sobre la vida \u00fatil de los LED<\/a><\/div>\n\n\n\n
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Ventajas de la tecnolog\u00eda LED UV <\/h2>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t
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Factores que afectan a la vida \u00fatil de los LED<\/h2>\t\t\t\t\t\t\t\t\t

Dos factores importantes que afectan a la vida \u00fatil de los LED son la temperatura y la corriente. Cuando los LEDs convierten la electricidad en luz, se genera calor dentro de la uni\u00f3n p-n, lo que se conoce como temperatura de uni\u00f3n. Para que un diodo alcance la m\u00e1xima esperanza de vida, la temperatura de uni\u00f3n tiene que permanecer en una zona de funcionamiento segura. La potencia UV de un diodo aumenta con la corriente de entrada, pero disminuye con la temperatura de la uni\u00f3n. A cualquier corriente de entrada fija, cuanto m\u00e1s fr\u00eda sea la temperatura de la uni\u00f3n, m\u00e1s potencia UV proporcionar\u00e1 el diodo.<\/p>\n<\/p>\t\t\t\t\t\tContacto<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t<\/section>\n\n\n\n\n\n\n\n\n


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Caracter\u00edsticas de los LEDs al final de su vida \u00fatil<\/h2>\t\t\t\t\t\t\t\t\t

El \"modo de fallo\" normal de un LED es la degradaci\u00f3n gradual de la salida de luz. Muchos sistemas de iluminaci\u00f3n LED comerciales definen el fallo a 70% de la salida operativa original, tambi\u00e9n conocido como L70. Las fuentes de luz Phoseon est\u00e1n dise\u00f1adas para garantizar una vida \u00fatil L80 (80% de la salida original) de al menos 40.000 horas, pero han demostrado proporcionar L80 hasta 60.000 horas. La figura es un dato real recogido por Phoseon Technology de una fuente de luz de funcionamiento continuo.<\/p>\n<\/p>\t\t\t\t\t\tContacto<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t<\/section>","protected":false},"excerpt":{"rendered":"

Los diodos emisores de luz (LED) de estado s\u00f3lido producen luz cuando una corriente el\u00e9ctrica fluye del lado positivo (\u00e1nodo) al negativo [...].<\/p>","protected":false},"author":2,"featured_media":0,"parent":160,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"acf":[],"yoast_head":"\nLED UV System Lifetime - Phoseon Technology<\/title>\n<meta name=\"description\" content=\"Phoseon products offer a long LED UV system lifetime due to our patented and proprietary technology for UV curing. 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