{"id":30377,"date":"2018-03-09T09:23:57","date_gmt":"2018-03-09T09:23:57","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-la-contraccion-en-la-cinetica-de-secado-de-musculos-de-jamon\/"},"modified":"2018-03-09T09:23:57","modified_gmt":"2018-03-09T09:23:57","slug":"efecto-de-la-contraccion-en-la-cinetica-de-secado-de-musculos-de-jamon","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-valencia\/efecto-de-la-contraccion-en-la-cinetica-de-secado-de-musculos-de-jamon\/","title":{"rendered":"Efecto de la contracci\u00f3n en la cin\u00e9tica de secado de m\u00fasculos de jam\u00f3n"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Gabriela Clemente Polo <\/strong><\/h2>\n<p>El objetivo de la tesos fue determinar la influencia de la contracci\u00f3n y de la resistencia externa a la transferencia de materia en las cin\u00e9ticas de deshidrataci\u00f3n de m\u00fasculos del jam\u00f3n. Para ello, se eligieron dos m\u00fasculos representativos de la pierna del cerdo: el b\u00edceps femoris (bf) y el semimembranosus (sm).  en primer lugar se procedi\u00f3 al estudio del equilibrio aire-agua-alimento, para lo cual se determinaron las isotermas de sorci\u00f3n de ambos m\u00fasculos a 25,30,35 y 40\u00c2\u00bac. A partir de ellas fue calculado el calor isost\u00e9rico de sorci\u00f3n. Las isotermas fueron modelizadas mediante cinco modelos: gab, bet, halsey modificado, henderson y oswin. El modelo de gab fue el que proporcion\u00f3 los mejores resultados, tanto al considerar como al no considerar el efecto de la temperatura.  se determinaron cin\u00e9ticas de deshidrataci\u00f3n para distintas condiciones de secado y geometr\u00edas. Se eligi\u00f3 temperatura 25\u00c2\u00bac y velocidades 0.6, 2 y 2.8 m\/s para geometr\u00edas cil\u00edndricas infinita (bf) e infinita (bf y sm). tambi\u00e9n se deshidrataron cilindros de bf y sm salados en c\u00e1maras con el aire pr\u00e1cticamente en reposo y temperaturas, 5, 10, 15 y 20\u00c2\u00bac. Las cin\u00e9ticas se modelizaron mediante varios modelos difusivos en los que se consider\u00f3 no no tanto la contracci\u00f3n como la resitencia externa a la transferencia de materia. Durante la deshidrataci\u00f3n se determinaron las funciones de contracci\u00f3n. Se obtuvo una relaci\u00f3n lineal entre la variaci\u00f3n de volumen y el contenido en humedad.  a partir de la primera tanda de experiencias se determin\u00f3 la difusividad efectiva a 25\u00c2\u00bac. A partir de las experiencias realizadas en c\u00e1mara modelizadas sin considerar la resistencia externa, se calcul\u00f3 la energ\u00eda de activaci\u00f3n. con este valor y la difusividad a 25\u00c2\u00bac se calcularon las difusividades para 5, 10, 18 y 20\u00c2\u00bac. A partir de ellas se modelizaron las cin\u00e9ticas obtenidas en c\u00e1maras considerando la resitencia externa, calcul\u00e1ndose el valor del coefi<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de la contracci\u00f3n en la cin\u00e9tica de secado de m\u00fasculos de jam\u00f3n<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de la contracci\u00f3n en la cin\u00e9tica de secado de m\u00fasculos de jam\u00f3n <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Gabriela Clemente Polo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/05\/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>Antonio Mulet Pons<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: \u00e1ngel Berna prats <\/li>\n<li>nieves L\u00f3p0ez ant\u00f3n (vocal)<\/li>\n<li>pere Gou bot\u00f3 (vocal)<\/li>\n<li>susana Simal florindo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Gabriela Clemente Polo El objetivo de la tesos fue determinar la influencia de la contracci\u00f3n y de [&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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