{"id":70389,"date":"2018-03-09T23:14:55","date_gmt":"2018-03-09T23:14:55","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/evaluacion-experimental-y-modelizacion-del-control-de-la-pantalla-termica-en-invernaderos\/"},"modified":"2018-03-09T23:14:55","modified_gmt":"2018-03-09T23:14:55","slug":"evaluacion-experimental-y-modelizacion-del-control-de-la-pantalla-termica-en-invernaderos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-madrid\/evaluacion-experimental-y-modelizacion-del-control-de-la-pantalla-termica-en-invernaderos\/","title":{"rendered":"Evaluacion experimental y modelizacion del control de la pantalla termica en invernaderos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Cecilia Raposo Llobet <\/strong><\/h2>\n<p>El objetivo de la tesis doctoral ha sido la evaluaci\u00f3n de estrategias de control de las pantallas t\u00e9rmicas \/ de sombreo utilizadas en los invernaderos mediterr\u00e1neos. Los resultados experimentales se han obtenido en un invernadero de estructura met\u00e1lica y cubierta de metacrilato, situado en Madrid, equipado con ventana lateral y cenital, suelo radiante, generadores de aire caliente y pantalla aluminizada, de 132 m2 (6.6 x 20 m). La pantalla (5 bandas de 4 m, cubriendo 6,6 x 20 m) estaba situada a 3 m de altura (la altura del canal\u00f3n), y sus caracter\u00edsticas nominales eran de 75 % de sombreo y 60% de ahorro energ\u00e9tico.  en las campa\u00f1as de calefacci\u00f3n 2001\/02 y 2002\/03 y los veranos 2001 y 2002 se tomaron en continuo medidas del clima interior y exterior, con varias combinaciones de equipos de climatizaci\u00f3n: con suelo radiante y generadores de aire caliente, con ventana s\u00f3lo cenital y con ventanas cenital y lateral, y con pantalla y sin ella.  con los datos experimentales obtenidos (m\u00e1s de 200 d\u00edas de medidas) se ajust\u00f3 y valid\u00f3 un modelo clim\u00e1tico din\u00e1mico, que se utiliz\u00f3 posteriormente para evaluar estrategias por simulaci\u00f3n. El error absoluto medio del modelo en el c\u00e1lculo de la temperatura interior fue de 0.90 \u00c2\u00bac en las campa\u00f1as de calefacci\u00f3n y de 1.29 \u00c2\u00bac en verano. La mejor estrategia para el manejo de la pantalla fue el control en funci\u00f3n de la radiaci\u00f3n solar en invierno y el control por termostato (en funci\u00f3n de la temperatura interior) en verano. Esta estrategia aumenta la radiaci\u00f3n captada por el invernadero, respecto al control todo el a\u00f1o en funci\u00f3n de la radiaci\u00f3n solar. Es tambi\u00e9n posible un control adecuado utilizando s\u00f3lo el valor de la temperatura interior, si el controlador cuenta con la informaci\u00f3n de las horas de salida y puesta del sol.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Evaluacion experimental y modelizacion del control de la pantalla termica en invernaderos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Evaluacion experimental y modelizacion del control de la pantalla termica en invernaderos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Cecilia Raposo Llobet <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 27\/09\/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> Garcia Fernandez Jos\u00e9 Luis<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: eduardo Hernandez diaz <\/li>\n<li>ignacio Montero camacho (vocal)<\/li>\n<li>Miguel Cervantes villamuelas (vocal)<\/li>\n<li> Adrados blaise ombrecht Carlos (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Cecilia Raposo Llobet El objetivo de la tesis doctoral ha sido la evaluaci\u00f3n de estrategias de control [&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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