<?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>S1680-03382020000100018</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Adsorción de sulfuro de hidrógeno del biogás mediante virutas de hierro pretratadas para reuso energético]]></article-title>
<article-title xml:lang="en"><![CDATA[Adsorption of hydrogen sulfide from biogas through pretreated iron shavings for energy reuse]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Calderón]]></surname>
<given-names><![CDATA[Soledad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Paucar-Palomino]]></surname>
<given-names><![CDATA[Michel Jazmín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pampa-Quispe]]></surname>
<given-names><![CDATA[Noé Benjamín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Peruana Unión  ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Ingeniería Facultad de Ingeniería Ambiental ]]></institution>
<addr-line><![CDATA[ Lima]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2020</year>
</pub-date>
<volume>41</volume>
<numero>1</numero>
<fpage>18</fpage>
<lpage>29</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1680-03382020000100018&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1680-03382020000100018&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1680-03382020000100018&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El presente estudio tiene como fin determinar el sistema de adsorción de sulfuro de hidrógeno (H2S) eficiente entre las torres de lecho fijo 1 con virutas de hierro pre tratadas con ácido clorhídrico (HCl) e hidróxido de sodio (NaOH) al 5,0 % y peróxido de hidrógeno (H2O2) con cloruro de sodio (NaCl) torre de lecho fijo 2. Las pruebas se realizaron en el Reactor Anaerobio de Flujo Ascendente (UASB); las mediciones fueron realizados mediante monitoreo directo (medidor de monogas Tango X1) e indirecta (medición de pesos). Los resultados indican que la mayor adsorción del H2S se dio en la torre de lecho fijo 2 con una eficiencia de 99,58 %. En cuanto a la variación de pesos incrementó 69,0 g en comparación con el tratado con HCl y NaOH que tuvo 28,6 g.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The purpose of this study is to determine the efficient hydrogen sulphide (H2S) adsorption system between fixed bed 1 to iron shavings pretreated with hydrochloric acid (HCl) and sodium hydroxide (NaOH) at 5,0% and hydrogen peroxide (H2O2) with sodium chloride (NaCl) fixed bed tower 2. Tests were performed on the Upflow Anaerobic Reactor (UASB); the measurements were made through direct monitoring (meter of monogas Tango X1) and indirect (measurement of weights). The results indicate that the highest adsorption of H2S occurred in the fixed bed tower 2 with an efficiency of 99, 58 %. As for the weight variation, it increased 69,0 g compared to the one treated with HCl and NaOH, which had 28,6 g.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Adsorción]]></kwd>
<kwd lng="es"><![CDATA[biogás]]></kwd>
<kwd lng="es"><![CDATA[sulfuro de hidrógeno]]></kwd>
<kwd lng="es"><![CDATA[torres de lecho fijo]]></kwd>
<kwd lng="en"><![CDATA[Adsorption]]></kwd>
<kwd lng="en"><![CDATA[biogas]]></kwd>
<kwd lng="en"><![CDATA[hydrogen sulfide]]></kwd>
<kwd lng="en"><![CDATA[fixed bed towers]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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