{"id":88631,"date":"2018-03-10T00:13:38","date_gmt":"2018-03-10T00:13:38","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/minimitzacio-de-laus-de-so2-en-vias-blanes\/"},"modified":"2018-03-10T00:13:38","modified_gmt":"2018-03-10T00:13:38","slug":"minimitzacio-de-laus-de-so2-en-vias-blanes","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/minimitzacio-de-laus-de-so2-en-vias-blanes\/","title":{"rendered":"Minimitzacio de l\u00c2\u00bfus de so2 en vias blanes"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Raul Bobet Almenara <\/strong><\/h2>\n<p>Se ha comprobado que en vinos de la variedad chardonnay (prodecentes de la zona penedes) elaborados en fermentadores industriales (30,000 y 100,000 l) y fermentados a una temperatura de aproximadamente 15\u00c2\u00bac, es factible reducir hasta un 25% las dosis de so2 en la primera adicion post fermentativa, si hay un periodo de espera de entre 6 y 10 dias una vez la concentracion de azucar residual es igual o inferior a 2 gr\/l. La comparacion de dos levaduras industriales ha dado resultados muy similares. En fermentaciones realizadas a escala laboratorio a diferentes temperaturas (20 y 10\u00c2\u00ba c), se ha constatado una mayor disminucion porcentual en las fermentaciones realizadas a 20\u00c2\u00ba c que a 10\u00c2\u00ba c, aunque la dosis total de so2 para obtener la misma concentracion de so2 (libre) es menor.  analizando las concentraciones de los principales compuestos carbonilicos (acetaldehido libre, acido piruvico, a, 2-oxo-glutarico, glioxal, metil glioxal, diacetaldehido) presentes en los vinos, procedentes de uvas sanas, se ha llegado ha justificar hasta el 89% del so2 combinado.  se ha puesto a punto una nueva metodica para la determinacion del acetaldehido libre y total, mediante (hs\/gc\/ms) y se ha modificado la metodica de de revel(2000) para determinar compuestos alfadicarbonilicos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Minimitzacio de l\u00c2\u00bfus de so2 en vias blanes<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Minimitzacio de l\u00c2\u00bfus de so2 en vias blanes <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Raul Bobet Almenara <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Rovira i virgili<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 26\/01\/2001<\/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>Albert Mas Baron<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  Francisco Cacho palomar <\/li>\n<li>josep Guasch torres (vocal)<\/li>\n<li>nabil Khayat (vocal)<\/li>\n<li>Marta Dizy soto (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Raul Bobet Almenara Se ha comprobado que en vinos de la variedad chardonnay (prodecentes de la zona [&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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