<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1680-0338</journal-id>
<journal-title><![CDATA[Ingeniería Hidráulica y Ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[riha]]></abbrev-journal-title>
<issn>1680-0338</issn>
<publisher>
<publisher-name><![CDATA[Centro de Investigaciones Hidráulicas (CIH). Facultad de Ingeniería Civil. Universidad Tecnológica de La Habana "José A. Hecheverría" CUJAE]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1680-03382019000200039</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación del modelo de Rusten en un filtro empacado aireado tratando vinaza cruda cubana]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of Rusten's model in an aerated packaged filter treating Cuban raw vinasse]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz Marrero]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera Díaz]]></surname>
<given-names><![CDATA[Ania]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Regalon Ramos]]></surname>
<given-names><![CDATA[Claudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica de La Habana José Antonio Echeverría Facultad de Ingeniería Química Centro de Estudio de Ingeniería de Procesos]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<fpage>39</fpage>
<lpage>49</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1680-03382019000200039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1680-03382019000200039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1680-03382019000200039&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN En el presente trabajo se realiza una investigación básica en el tratamiento de vinaza cruda con un filtro empacado aireado. Se realizan 3 corridas con diferentes cargas orgánicas en g * m-2 (empaquetadura) * d-1 (Ba) y con un flujo de aire de 400 L* h-1. Se ajustó el modelo de Rusten con R-cuadrada ajustada de 98,9245 %, y se determinaron los valores de velocidad máxima de reducción de la carga orgánica (&#916;Bamax) y carga orgánica cuando &#916;Ba =1/2 &#916;Bamax(k.). Se obtuvieron eficiencias de reducción de demanda química de oxígeno (DQO) entre 95 y 72 % para cargas entre 10 y 20 g *m-2*d-1. El pH se incrementó de 4,1 en la alimentación a valores cercanos a 8 en los efluentes sin adición de reactivo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT In the present work a basic research is carried out of the treatment of raw vinasse with an aerated packed filter. Three runs are made with different organic loads in g * m-2 (packing) * d-1 (Ba) and with an air flow of 400 L * h-1. The Rusten model was adjusted with an adjusted R-square of 98,9245 %, and the values of maximum speed of reduction of the organic load (&#916;Bamax) and organic load were determined when &#916;Ba = 1/2 &#916;Bamax (k.). Efficiencies of reduction of chemical oxygen demand (COD) between 95 and 72% for loads between 10 and 20 g * m-2 * d-1 were obtained. The pH increased from 4,1 in the feed to values close to 8 in the effluents without addition of reagent.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[filtro empacado aireado]]></kwd>
<kwd lng="es"><![CDATA[tratamiento aerobio]]></kwd>
<kwd lng="es"><![CDATA[vinaza]]></kwd>
<kwd lng="en"><![CDATA[aerated packed filter]]></kwd>
<kwd lng="en"><![CDATA[aerobic treatment]]></kwd>
<kwd lng="en"><![CDATA[vinasse]]></kwd>
</kwd-group>
</article-meta>
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