{"id":71178,"date":"2004-11-11T00:00:00","date_gmt":"2004-11-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/optimizacion-de-suspensiones-neumaticas-de-vehiculos-ferroviarios\/"},"modified":"2004-11-11T00:00:00","modified_gmt":"2004-11-11T00:00:00","slug":"optimizacion-de-suspensiones-neumaticas-de-vehiculos-ferroviarios","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/optimizacion-de-suspensiones-neumaticas-de-vehiculos-ferroviarios\/","title":{"rendered":"Optimizacion de suspensiones neumaticas de vehiculos ferroviarios"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Miguel De Priego Coquis Jos\u00e9 Carlos <\/strong><\/h2>\n<p>En esta tesis se presenta la teor\u00eda de las suspensiones neum\u00e1ticas compuestas por un muelle de aire, un volumen auxiliar y un paso restringido entre ambos. En base a esta teor\u00eda se analizan las alternativas de optimizaci\u00f3n posibles. La rigidez y el amortiguamiento de las suspensiones se interpreta como la parte real y la parte imaginaria de una rigidez compleja. Graficando dicha rigidez en el plano complejo se obtiene una herramienta adicional para el an\u00e1lisis.  teniendo en cuenta las irregularidades de la v\u00eda, la respuesta del veh\u00edculo a dicha excitaci\u00f3n y la diferente percepci\u00f3n del ser humano a las vibraciones seg\u00fan la frecuencia, se desarrolla una metodolog\u00eda de optimizaci\u00f3n de suspensiones pasivas. Se analiza el efecto de la variaci\u00f3n de la resistencia al flujo del orificio de restricci\u00f3n entre el muelle de aire y el volumen auxiliar, as\u00ed como el efecto de la distribuci\u00f3n de vol\u00famenes entre el muelle de aire y el volumen auxiliar.  con la optimizaci\u00f3n de las suspensiones pasivas se puede mejorar la comodidad hasta cierto l\u00edmite. M\u00e1s all\u00e1 de este l\u00edmite es necesario el uso de sistemas activos o semi- activos. Se propone el dise\u00f1o conceptual de una suspensi\u00f3n semi- activa, enteramente neum\u00e1tica, que act\u00faa mediante la variaci\u00f3n de la resistencia al flujo del orificio entre el muelle de aire y el volumen auxiliar. Esta suspensi\u00f3n utiliza la estrategia del skyhook damper.  mediante ensayos en v\u00eda del tren de alta velocidad talgo 350, en esta tesis se determina de manera experimental el coeficiente de resistencia al flujo del orificio entre el muelle de aire y el volumen auxiliar. Se ha encontrado que los valores experimentales no concuerdan con los calculados con el modelo previamente disponible. Se propone un nuevo modelo, que aunque es algo m\u00e1s complejo, proporciona resultados que se ajustan mejor a los datos.  se ha identificado un fen\u00f3meno din\u00e1mico que se presenta en los trenes de ruedas independient<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Optimizacion de suspensiones neumaticas de vehiculos ferroviarios<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Optimizacion de suspensiones neumaticas de vehiculos ferroviarios <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Miguel De Priego Coquis Jos\u00e9 Carlos <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/11\/2004<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Emilio Garcia Garcia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: emilio Bautista paz <\/li>\n<li>esteban Fernandez rico (vocal)<\/li>\n<li>ernesto Garcia vadillo (vocal)<\/li>\n<li>Javier Fuenmayor fernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miguel De Priego Coquis Jos\u00e9 Carlos En esta tesis se presenta la teor\u00eda de las suspensiones neum\u00e1ticas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","theme-transparent-header-meta":"","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":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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