{"id":76054,"date":"2018-03-09T23:21:23","date_gmt":"2018-03-09T23:21:23","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-la-transferencia-de-materia-en-la-deshidratacion-osmotica-de-pina-var-cayena-lisa\/"},"modified":"2018-03-09T23:21:23","modified_gmt":"2018-03-09T23:21:23","slug":"estudio-de-la-transferencia-de-materia-en-la-deshidratacion-osmotica-de-pina-var-cayena-lisa","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/estudio-de-la-transferencia-de-materia-en-la-deshidratacion-osmotica-de-pina-var-cayena-lisa\/","title":{"rendered":"Estudio de la transferencia de materia en la deshidrataci\u00f3n osm\u00f3tica de pi\u00f1a (var. cayena lisa)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Tarraz\u00f3 Morell <\/strong><\/h2>\n<p>En el presente trabajo se ha tratado de estudiar la transferencia de materia involucrada en la deshidrataci\u00f3n osm\u00f3tica de frutas, utilizando diferentes agentes osm\u00f3ticos con el fin de aprovechar las ventajas que puedan presentar la impregnaci\u00f3n a vac\u00edo.  segmentos de pi\u00f1a (ananas como sus) variedad cayena lisa, de 10 mm de espesor fueron sometidos dos tratamientos de deshidrataci\u00f3n osm\u00f3tica con soluciones de sacarosa y glucosa de 50 \u00c2\u00babrix y temperaturas de 30,40 y 50 \u00c2\u00bac, durante un tiempo de procesado de 10,20,30,40,60,120,180 y 300 minutos. Despu\u00e9s delos tratamientos se determin\u00f3 para cada tiempo los valores de peso, humedad, \u00c2\u00babrix y actividad de agua.  con los datos obtenidos se ha calculado la difusividad efectiva de masa utilizando la ecuaci\u00f3n integrada de la ley fick para l\u00e1minas semi-infinitas y tiempos cortos.  adem\u00e1s se ha obtenido la energ\u00eda de activaci\u00f3n a partir de la ecuaci\u00f3n de arrenhius.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de la transferencia de materia en la deshidrataci\u00f3n osm\u00f3tica de pi\u00f1a (var. cayena lisa)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de la transferencia de materia en la deshidrataci\u00f3n osm\u00f3tica de pi\u00f1a (var. cayena lisa) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Tarraz\u00f3 Morell <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/07\/2005<\/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>Pedro Fito Maupoey<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda dolores Ortol\u00e1 ortol\u00e1 <\/li>\n<li>vicente Gimeno a\u00f1\u00f3 (vocal)<\/li>\n<li>Mar\u00eda  pilar Santamarina siurana (vocal)<\/li>\n<li>Jos\u00e9 angel Perez alvarez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Tarraz\u00f3 Morell En el presente trabajo se ha tratado de estudiar la transferencia de materia involucrada [&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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