{"id":62643,"date":"2018-03-09T22:50:32","date_gmt":"2018-03-09T22:50:32","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/determinacion-de-las-propiedades-fa%c2%adsico-mecanicas-y-dimensionales-del-cafe-variedad-caturra-rojo-y-caturra-amarillo-y-su-influencia-en-la-selectividad-de-la-cosecha\/"},"modified":"2018-03-09T22:50:32","modified_gmt":"2018-03-09T22:50:32","slug":"determinacion-de-las-propiedades-fa%c2%adsico-mecanicas-y-dimensionales-del-cafe-variedad-caturra-rojo-y-caturra-amarillo-y-su-influencia-en-la-selectividad-de-la-cosecha","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/mecanizacion-agricola\/determinacion-de-las-propiedades-fa%c2%adsico-mecanicas-y-dimensionales-del-cafe-variedad-caturra-rojo-y-caturra-amarillo-y-su-influencia-en-la-selectividad-de-la-cosecha\/","title":{"rendered":"Determinaci\u00f3n de las propiedades f\u00edsico-mec\u00e1nicas y dimensionales del caf\u00e9 (variedad caturra rojo y caturra amarillo) y su influencia en la selectividad de la cosecha)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Idalberto Mac\u00edas Socarr\u00e1s <\/strong><\/h2>\n<p>El conocimiento de los principales modos vibraci\u00f3n del sistema fruto-ped\u00fanculo y de las frecuencias de resonancia correspondientes a dichos modos, constituye una informaci\u00f3n de sumo inter\u00e9s para predecir los reg\u00edmenes de vibraci\u00f3n \u00f3ptimos a aplicar durante la cosecha mecanizada de caf\u00e9 por vibraci\u00f3n. Dichas frecuencias de resonancia dependen directamente de las propiedades f\u00edsico-mec\u00e1nicas de los componentes del sistema fruto-ped\u00fanculo, lo que establece la diferencia en las frecuencias de vibraci\u00f3n a aplicar a distinta variedades de caf\u00e9. En el trabajo se determina, a partir de la evaluaci\u00f3n de un modelo matem\u00e1tico computarizado la din\u00e1mica del sistema fruto-ped\u00fanculo, la influencia de las diferentes propiedades f\u00edsico-mec\u00e1nicas de los frutos y ped\u00fanculos sobre las frecuencias de resonancia de hasta 25 modos de vibraci\u00f3n del sistema objeto de estudio. en cuba se trabaja desde la d\u00e9cada de los 80 en el estudio de la cosecha selectiva de caf\u00e9 mediante vibraciones, para la cual es necesario conocer las caracter\u00edsticas dimensionales de las plantas de cafetos, otro objetivo fue determinar las caracter\u00edsticas dimensionales y su distribuci\u00f3n en el \u00e1rea experimental de la vaiedad caturra para lo cual se determinaron las dimensiones principales que caracterizan dicho cultivo y se hicieron an\u00e1lisis estad\u00edsticos de correlaci\u00f3n y regresi\u00f3n para conocer la relaci\u00f3n entre las caracter\u00edsticas dimensionales, dispersi\u00f3n y distribuci\u00f3n espacial. Los resultados obtenidos permitir\u00e1n caracterizar desde el punto de vista dimensional esta variedad de cafeto, aspecto novedoso para este tipo de estudio.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Determinaci\u00f3n de las propiedades f\u00edsico-mec\u00e1nicas y dimensionales del caf\u00e9 (variedad caturra rojo y caturra amarillo) y su influencia en la selectividad de la cosecha)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Determinaci\u00f3n de las propiedades f\u00edsico-mec\u00e1nicas y dimensionales del caf\u00e9 (variedad caturra rojo y caturra amarillo) y su influencia en la selectividad de la cosecha) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Idalberto Mac\u00edas Socarr\u00e1s <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/01\/2008<\/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>Jacinto Gil Sierra<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: margarita Ruiz altisent <\/li>\n<li>gregorio Blanco roldan (vocal)<\/li>\n<li>Antonio Torregrosa mira (vocal)<\/li>\n<li>victoria Carbonell padrino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Idalberto Mac\u00edas Socarr\u00e1s El conocimiento de los principales modos vibraci\u00f3n del sistema fruto-ped\u00fanculo y de las frecuencias [&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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