<?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>2223-4861</journal-id>
<journal-title><![CDATA[Centro Azúcar]]></journal-title>
<abbrev-journal-title><![CDATA[cen. az.]]></abbrev-journal-title>
<issn>2223-4861</issn>
<publisher>
<publisher-name><![CDATA[Editorial Feijóo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2223-48612021000100093</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[PROPIEDADES DEL MARABÚ (DICHROSTACHYS CINEREA L.) COSECHADO CON MÁQUINAS, COMO COMBUSTIBLE PARA LA GENERACIÓN DE ELECTRICIDAD (PRIMERA PARTE)]]></article-title>
<article-title xml:lang="en"><![CDATA[PROPERTIES OF MARABÚ (DICHROSTACHYS CINEREA L.) HARVESTED WITH MACHINES AS FUEL FOR ELECTRICITY GENERATION (FIRST PART)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rubio-González]]></surname>
<given-names><![CDATA[Angel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iturria Quintero]]></surname>
<given-names><![CDATA[Pedro Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Machín]]></surname>
<given-names><![CDATA[Lizet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palmero Marín]]></surname>
<given-names><![CDATA[Delvis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central "Marta Abreu" de Las Villas Facultad de Ingeniería Mecánica e Industrial Centro de Estudios Energéticos y Tecnologías Ambientales]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Central "Marta Abreu" de Las Villas Facultad de Química y Farmacia Departamento de Licenciatura Química]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>48</volume>
<numero>1</numero>
<fpage>93</fpage>
<lpage>104</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2223-48612021000100093&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2223-48612021000100093&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2223-48612021000100093&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El marabú, Dichrostachys cinerea (L.), está identificado en Cuba como una importante fuente de biomasa para la generación de electricidad, para lo cual se demandan grandes cantidades, lo que obliga a la mecanización de su cosecha. Sus propiedades obtenidas bajo condiciones de mecanización no han sido estudiadas a profundidad.  Objetivo: Determinar la composición elemental, el análisis inmediato, el contenido de ceniza, la composición química de la ceniza y el calor de combustión del marabú cosechado con la máquina BMH-480 con el cabezal H 600.  Materiales y Métodos: Mediante observaciones directas del proceso de cosecha se determinaron los factores que podían tener mayor influencia en las propiedades de las muestras correspondientes del marabú cosechado y se determinaron sus propiedades en varios laboratorios.  Resultados y Discusión: En esta primera parte, de una serie de dos artículos, se presentan varias de las propiedades más importantes del marabú cosechado con máquina y la dependencia de las mismas con la densidad del campo y la altura de corte de la máquina.  Conclusiones: Se determinó la composición elemental, el análisis inmediato y el calor específico de combustión de la masa seca (superior 19,15 MJ/kg e inferior 17,85 MJ/kg). Se encontró una tendencia al incremento del calor de combustión con la altura de corte, y el valor medio del contenido de ceniza varió entre 4,07 y 4,45 %.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Marabú, Dichrostachys cinerea (L.), is identified as an important source of biomass for electricity generation in Cuba, so large quantities are demanded, forcing its harvest mechanization. Its obtained properties under mechanized conditions have not been profundity studied.  Objective: To determine elemental composition, proximate analysis, ash content, ash chemical composition and heat value of marabú harvested with the BMH-480 machine with H 600 head as fuel.  Materials and Methods: By direct harvesting process observations, the factors that could have the greatest influence on marabú as a fuel, properties, were determined. Harvested marabú corresponding samples were obtained and their properties were determined in several laboratories.  Results and Discussion: In the first part of a two articles series, several of the most important properties of mechanically harvested marabú and their dependence with field density and machine cutting height, are presented.  Conclusions: Elemental composition, proximate analysis and dry mass combustion specific heat (higher 19,15 MJ/kg and lower 17,85 MJ/kg) were determined. A tendency to increase the heat of combustion with the cutting height was found and ash content mean value varied between 4,07 and 4,45%.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[biomasa]]></kwd>
<kwd lng="es"><![CDATA[calor de combustión]]></kwd>
<kwd lng="es"><![CDATA[contenido de ceniza]]></kwd>
<kwd lng="es"><![CDATA[generación eléctrica]]></kwd>
<kwd lng="es"><![CDATA[industria azucarera]]></kwd>
<kwd lng="en"><![CDATA[biomass]]></kwd>
<kwd lng="en"><![CDATA[heating value]]></kwd>
<kwd lng="en"><![CDATA[ash content]]></kwd>
<kwd lng="en"><![CDATA[electricity generation]]></kwd>
<kwd lng="en"><![CDATA[sugar industry.]]></kwd>
</kwd-group>
</article-meta>
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</back>
</article>
