{"id":3019,"date":"2021-02-17T10:51:26","date_gmt":"2021-02-17T10:51:26","guid":{"rendered":"http:\/\/tcat.es\/?p=3019"},"modified":"2021-07-02T08:46:16","modified_gmt":"2021-07-02T08:46:16","slug":"english-tcat-contributes-to-the-research-on-automatic-extraction-of-railway-features-using-lidar-systems","status":"publish","type":"post","link":"https:\/\/tcat.es\/es\/english-tcat-contributes-to-the-research-on-automatic-extraction-of-railway-features-using-lidar-systems\/","title":{"rendered":"tCat contribuye a la investigaci\u00f3n en m\u00e9todos de extracci\u00f3n autom\u00e1tica de par\u00e1metros ferroviarios mediante LiDAR"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-1\"><p>El pasado 31 de octubre de 2020, la revista indexada<span style=\"color: #ffcc00;\">\u00a0<a style=\"color: #ffcc00;\" href=\"https:\/\/www.mdpi.com\/journal\/sensors\" target=\"_blank\" rel=\"noopener noreferrer\">Sensors<\/a><\/span>,\u00a0clasificada en el\u00a0<span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"https:\/\/www.scimagojr.com\/journalsearch.php?q=130124&tip=sid&clean=0\" target=\"_blank\" rel=\"noopener noreferrer\">cuartil Q1 en \u201cInstrumentaci\u00f3n\u201d<\/a><\/span>, public\u00f3 el art\u00edculo \u201c<span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"https:\/\/www.mdpi.com\/1424-8220\/20\/21\/6222\" target=\"_blank\" rel=\"noopener noreferrer\">Automatic Extraction of Power Cables Location in Railways Using Surface LiDAR Systems<\/a><\/span>\u201d. Gracias al trabajo en colaboraci\u00f3n de\u00a0<span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"http:\/\/www.telice.es\/\" target=\"_blank\" rel=\"noopener noreferrer\">Telice<\/a>\u00a0<\/span>y el\u00a0<span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"https:\/\/robotica.unileon.es\/index.php?title=Home\" target=\"_blank\" rel=\"noopener noreferrer\">Grupo de Rob\u00f3tica<\/a><\/span>\u00a0de la\u00a0<span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"https:\/\/www.unileon.es\/\" target=\"_blank\" rel=\"noopener noreferrer\">Universidad de Le\u00f3n<\/a><\/span>, se present\u00f3 un nuevo m\u00e9todo que permite comprobar el estado (altura y descentramiento) de los hilos de contacto y sustentadores en un sistema de electrificaci\u00f3n ferroviaria.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-3020\" src=\"http:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica.png\" alt=\"\" width=\"674\" height=\"110\" srcset=\"https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica-200x33.png 200w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica-300x49.png 300w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica-400x65.png 400w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica-600x98.png 600w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica-669x110.png 669w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/telice_unileon_robotica.png 674w\" sizes=\"(max-width: 674px) 100vw, 674px\" \/><\/p>\n<p>El mantenimiento de los sistemas de electrificaci\u00f3n ferroviaria es de vital importancia para su correcto funcionamiento. La posici\u00f3n de los hilos de contacto es cr\u00edtica, ya que de ellos depende la correcta captaci\u00f3n de energ\u00eda de los trenes a trav\u00e9s de los pant\u00f3grafos. La inspecci\u00f3n peri\u00f3dica del estado de estas instalaciones es fundamental. Esta tarea implica tradicionalmente una gran carga de trabajo manual sujeta a errores<\/p>\n<p>Las tareas de mantenimiento suelen ser realizadas por operarios que utilizan m\u00e9todos de inspecci\u00f3n manual, tanto de inspecci\u00f3n directa (en fase de montaje, como se muestra en (a) de la figura inferior) como indirecta (con reglas l\u00e1ser, como se muestra en (b) de la figura inferior). Se trata de procesos lentos y poco productivos que implican una gran carga de trabajo propensa a errores (lecturas visuales, toma de notas sobre el terreno, introducci\u00f3n manual de datos en el sistema, etc.), por lo que su fiabilidad depende en gran medida de los conocimientos y habilidades del operario.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-3027 size-full\" src=\"http:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP.jpg\" alt=\"\" width=\"1693\" height=\"802\" srcset=\"https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-200x95.jpg 200w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-300x142.jpg 300w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-400x189.jpg 400w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-600x284.jpg 600w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-768x364.jpg 768w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-800x379.jpg 800w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-1024x485.jpg 1024w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP-1200x568.jpg 1200w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/inspeccion_visual_regla_laser_ESP.jpg 1693w\" sizes=\"(max-width: 1693px) 100vw, 1693px\" \/><\/p>\n<p>Los <span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"https:\/\/www.networkrail.co.uk\/running-the-railway\/looking-after-the-railway\/our-fleet-machines-and-vehicles\/new-measurement-train-nmt\/\" target=\"_blank\" rel=\"noopener noreferrer\">trenes auscultadores\/laboratorio<\/a><\/span> son la alternativa para monitorizar la l\u00ednea a\u00e9rea de contacto e incluyen varios dispositivos de medici\u00f3n. Sin embargo, la adquisici\u00f3n de estos veh\u00edculos implica elevados costes iniciales, as\u00ed como de explotaci\u00f3n. S\u00f3lo son funcionales en tramos largos (a nivel de l\u00ednea completa o corredor) y en el marco de un mantenimiento planificado por el gestor de la infraestructura (a menudo una o dos veces al a\u00f1o). Adem\u00e1s, la enorme cantidad de datos generados dificulta su gesti\u00f3n y tratamiento.<\/p>\n<p>Por tanto, el alcance de estos sistemas es limitado, haci\u00e9ndolos inadecuados para el control de calidad diario de un proyecto o como herramienta de diagn\u00f3stico para problemas urgentes e inesperados, campos en los que los equipos manuales que hacen uso de las nuevas tecnolog\u00edas de medici\u00f3n -como el <span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"http:\/\/www.tcat.es\/\" target=\"_blank\" rel=\"noopener noreferrer\">tCat<\/a><\/span>&#8211; est\u00e1n claramente mejor posicionados.<\/p>\n<p><span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"http:\/\/www.tcat.es\/\" target=\"_blank\" rel=\"noopener noreferrer\">tCat<\/a> <\/span>utiliza la tecnolog\u00eda LiDAR (Laser imaging Detection And Ranging), que se posiciona como una de las tecnolog\u00edas m\u00e1s utilizadas para la captaci\u00f3n de datos en entornos ferroviarios, ya que permite capturar grandes cantidades de datos en un corto per\u00edodo de tiempo.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-3026 size-full\" src=\"http:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP.png\" alt=\"\" width=\"1184\" height=\"687\" srcset=\"https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-200x116.png 200w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-300x174.png 300w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-400x232.png 400w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-600x348.png 600w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-768x446.png 768w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-800x464.png 800w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP-1024x594.png 1024w, https:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/tCat_OLE-mobile-mapping-measuring_ESP.png 1184w\" sizes=\"(max-width: 1184px) 100vw, 1184px\" \/><\/p>\n<p>El <span style=\"color: #ffcc00;\"><a style=\"color: #ffcc00;\" href=\"http:\/\/www.tcat.es\/\" target=\"_blank\" rel=\"noopener noreferrer\">tCat<\/a> <\/span>puede utilizarse tanto en las fases de montaje como de mantenimiento, permitiendo el an\u00e1lisis de las nubes de puntos previamente registradas. El nuevo m\u00e9todo propuesto en el art\u00edculo fue evaluado tanto en banco de pruebas como en entornos reales frente al m\u00e9todo de medici\u00f3n com\u00fanmente utilizado (regla l\u00e1ser). Se realiz\u00f3 una comparaci\u00f3n de resultados entre ambos sistemas, mostrando diferencias inferiores a un cent\u00edmetro de media.<\/p>\n<p>El resultado es una disminuci\u00f3n significativa del tiempo dedicado a la fase de medici\u00f3n, eliminando los errores humanos dependientes del operador.<\/p>\n<p><!--more--><\/p>\n<\/div><div class=\"fusion-button-wrapper\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.mdpi.com\/1424-8220\/20\/21\/6222\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">CONSULTA EL ART\u00cdCULO COMPLETO<\/span><\/a><\/div><div class=\"fusion-text fusion-text-2\"><p><em>Este estudio ha sido cofinanciado por el Ministerio de Econom\u00eda, Industria y Competitividad (Espa\u00f1a) bajo acuerdo RTC-2016-5166-4.<\/em><\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><\/p>","protected":false},"excerpt":{"rendered":"<p>Disculpa, pero esta entrada est\u00e1 disponible s\u00f3lo en English. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.Last 31 October 2020, the indexed journal Sensors, rated Q1 in \u201cInstrumentation\u201d, published the article \u201cAutomatic Extraction of Power Cables Location in<\/p>\n","protected":false},"author":6,"featured_media":3024,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[9],"tags":[56,58,59,63,62,61,55,60,54,53,57],"class_list":["post-3019","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-automatic-point-cloud-analysis","tag-catenaria","tag-catenary","tag-digitalisation","tag-digitalizacion","tag-ferroviario","tag-lidar","tag-linea-aerea-de-contacto","tag-overhead-contact-line","tag-railway","tag-tcat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>tCat contribuye a la investigaci\u00f3n en m\u00e9todos de extracci\u00f3n autom\u00e1tica de par\u00e1metros ferroviarios mediante LiDAR<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/tcat.es\/english-tcat-contributes-to-the-research-on-automatic-extraction-of-railway-features-using-lidar-systems\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:en]tCat contributes to the research on automatic extraction of railway features using LiDAR systems[:es]tCat contribuye a la investigaci\u00f3n en m\u00e9todos de extracci\u00f3n autom\u00e1tica de par\u00e1metros ferroviarios mediante LiDAR[:fr]tCat contribue \u00e0 la recherche de m\u00e9thodes d&#039;extraction automatique des param\u00e8tres ferroviaires \u00e0 l&#039;aide du LiDAR[:de]tCat tr\u00e4gt zur Erforschung der automatischen Extraktion von Bahnmerkmalen mit LiDAR-Systemen bei[:]\" \/>\n<meta property=\"og:description\" content=\"Disculpa, pero esta entrada est\u00e1 disponible s\u00f3lo en English. 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You may click the link to switch the active language.Last 31 October 2020, the indexed journal Sensors, rated Q1 in \u201cInstrumentation\u201d, published the article \u201cAutomatic Extraction of Power Cables Location in\" \/>\n<meta property=\"og:url\" content=\"http:\/\/tcat.es\/english-tcat-contributes-to-the-research-on-automatic-extraction-of-railway-features-using-lidar-systems\/\" \/>\n<meta property=\"og:site_name\" content=\"tCat\" \/>\n<meta property=\"article:published_time\" content=\"2021-02-17T10:51:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-07-02T08:46:16+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/tcat.es\/wp-content\/uploads\/2021\/02\/sensors_automatic-extraction-power-cables-lidar-main.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1358\" \/>\n\t<meta property=\"og:image:height\" content=\"758\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" 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