{"id":21596,"date":"2003-11-02T00:00:00","date_gmt":"2003-11-02T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/nuevo-concepto-de-arranque-en-fra%c2%ado-para-motores-diesel-de-inyeccion-directa-de-alta-presion\/"},"modified":"2003-11-02T00:00:00","modified_gmt":"2003-11-02T00:00:00","slug":"nuevo-concepto-de-arranque-en-fra%c2%ado-para-motores-diesel-de-inyeccion-directa-de-alta-presion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-valencia\/nuevo-concepto-de-arranque-en-fra%c2%ado-para-motores-diesel-de-inyeccion-directa-de-alta-presion\/","title":{"rendered":"Nuevo concepto de arranque en fr\u00edo para motores diesel de inyecci\u00f3n directa de alta presi\u00f3n"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Garc\u00eda Ib\u00e1\u00f1ez Javier\u00e1ngel <\/strong><\/h2>\n<p>El arranque de los motores diesel de inyecci\u00f3n directa r\u00e1pidos a baja temperatura requiere un aporte de energ\u00eda suplementario, el cual consiste b\u00e1sicamente en la generaci\u00f3n de una zona de incandescencia en el interior de la c\u00e1mara de combusti\u00f3n que provoque la autoinflamaci\u00f3n de combustible que entra en contacto con su superficie. En la actualidad, esta zona de incandescencia se genera mediante la introducci\u00f3n de un dispositivo ubicado en la culata del motor (buj\u00edas de precalentamiento, que son b\u00e1sicamente resistencias el\u00e9ctricas).  este dispositivo \u00fanicamente se emplea para el arranque y para parte del calentamiento del motor con el objeto de reducir emisiones contaminantes principalmente, por lo que su presencia en la c\u00e1mara de combusti\u00f3n perturba las condiciones operativas del motor para funcionamientos distintos al arranque y al per\u00edodo inicial de calentamiento del motor.  en este tipo de motores, la erradicaci\u00f3n de las buj\u00edas de precalentamiento de la c\u00e1mara de combusti\u00f3n permitir\u00eda mejorar las condiciones en las que se desarrolla el proceso de combusti\u00f3n, al eliminar el volumen que distorisiona el movimiento del aire en el cilindro. Por otro lado, la eliminaci\u00f3n de las buj\u00edas de precalentamiento, librer\u00eda un espacio en la culata del motor que facilitar\u00eda una mayor libertad de ubicaci\u00f3n y tama\u00f1o de las v\u00e1lvulas de admisi\u00f3n y escape, e inyector. El objetivo de este trabajo es el dise\u00f1o de un nuevo sistema auxiliar de arranque en fr\u00edo que permita erradicar las actuales buj\u00edas de precalentamiento.  en este trabajo se expone un estudio de la problem\u00e1tica de arranque en fr\u00edo de los motores diesel, centr\u00e1ndose el tema a los motores diesel de inyecci\u00f3n directa de peque\u00f1a cilindrada. A partir de este estudio se ha determinado que el par\u00e1metro que mayor influencia ejerce sobre el proceso de combusti\u00f3n es la temperatura m\u00e1xima alcanzada por el aire en el interior del cilindro del motor durante la carr<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Nuevo concepto de arranque en fr\u00edo para motores diesel de inyecci\u00f3n directa de alta presi\u00f3n<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Nuevo concepto de arranque en fr\u00edo para motores diesel de inyecci\u00f3n directa de alta presi\u00f3n <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Garc\u00eda Ib\u00e1\u00f1ez Javier\u00e1ngel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/02\/2003<\/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>Jaime Alberto Broatch Jacobi<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Desantes fern\u00e1ndez Jos\u00e9 Mar\u00eda <\/li>\n<li>ramon Carreras planells (vocal)<\/li>\n<li>octavio Armas vergel (vocal)<\/li>\n<li> Molina f\u00e9lix Jos\u00e9 Luis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Garc\u00eda Ib\u00e1\u00f1ez Javier\u00e1ngel El arranque de los motores diesel de inyecci\u00f3n directa r\u00e1pidos a baja temperatura requiere [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[16820],"tags":[31213,65053,31221,65054,64215,15702],"class_list":["post-21596","post","type-post","status-publish","format-standard","hentry","category-politecnica-de-valencia","tag-desantes-fernandez-jose-maria","tag-garcia-ibanez-javierangel","tag-jaime-alberto-broatch-jacobi","tag-molina-felix-jose-luis","tag-octavio-armas-vergel","tag-ramon-carreras-planells"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/21596","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=21596"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/21596\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=21596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=21596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=21596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}