<?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>1815-5944</journal-id>
<journal-title><![CDATA[Ingeniería Mecánica]]></journal-title>
<abbrev-journal-title><![CDATA[Ingeniería Mecánica]]></abbrev-journal-title>
<issn>1815-5944</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Ingeniería Mecánica. Instituto Superior Politécnico "José Antonio Echeverría"]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1815-59442023000300025</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación térmica del agua de enfriamiento en condensador de vapor de central termoeléctrica]]></article-title>
<article-title xml:lang="en"><![CDATA[Thermal evaluation of cooling water in the steam condenser of a thermoelectric power plant]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nuviola-Colsa]]></surname>
<given-names><![CDATA[Gisela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo-Jerez]]></surname>
<given-names><![CDATA[Luis Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cisneros-Ramirez]]></surname>
<given-names><![CDATA[César Arnaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calvo-González]]></surname>
<given-names><![CDATA[Alberto Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aballe-Infante]]></surname>
<given-names><![CDATA[Luis Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Menéndez-Pérez]]></surname>
<given-names><![CDATA[Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Central Termoeléctrica Ernesto Guevara de la Serna  ]]></institution>
<addr-line><![CDATA[Mayabeque ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Tecnológica de La Habana Centro de Estudio de Tecnologías Energéticas Renovables, CETER ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Etajoule LLC  ]]></institution>
<addr-line><![CDATA[Florida ]]></addr-line>
<country>USA</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>26</volume>
<numero>3</numero>
<fpage>25</fpage>
<lpage>33</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1815-59442023000300025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1815-59442023000300025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1815-59442023000300025&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En este trabajo se efectuó una evaluación de un condensador de vapor; considerado uno de los equipos importantes dentro de una central termoeléctrica. Para poder realizar esta evaluación térmica se aplicó la metodología basada en la norma para condensadores de vapor de superficie del Heat Exchange Institute, Standard for Steam Surface Condenser. La cual permite obtener comparaciones de los valores de diseño con parámetros reales. Se obtuvieron diferencias significativas en parámetros como la eficiencia, según el valor de diseño es de 61 % mientras que el valor real es de 34 %. Además, se obtuvo un valor real del número de unidades de transferencia de 0,41 muy bajo con respecto al de su diseño. Conjuntamente, se pudo determinar el factor de ensuciamiento del condensador con datos de operación. Se valoró a través de indicadores físico - químicos y contaminantes orgánicos e inorgánicos la repercusión directa que posee el parámetro de incremento de temperatura del condensador en el agua de mar, como fuente de enfriamiento.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In this work an evaluation of a steam condenser was carried out; considered one of the important equipment within a thermoelectric power plant. In order to carry out this thermal evaluation, the methodology based on the standard for surface steam condensers of the Heat Exchange Institute, Standard for Steam Surface Condenser, was applied. Which allows to obtain comparisons of the design values with real parameters. Significant differences were obtained in parameters such as efficiency, according to the design value it is 61 % while the real value is 34 %. In addition, a real value of the number of transfer units of 0.41 was obtained, very low with respect to its design. Together, the condenser fouling factor could be determined with operating data. The direct repercussion of the condenser temperature increase parameter in seawater, as a cooling source, is assessed through indicators - chemicals and organic and inorganic pollutants.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[condensador de vapor]]></kwd>
<kwd lng="es"><![CDATA[evaluación térmica]]></kwd>
<kwd lng="es"><![CDATA[coeficiente de transferencia de calor]]></kwd>
<kwd lng="es"><![CDATA[factor de ensuciamiento]]></kwd>
<kwd lng="en"><![CDATA[condensador de vapor]]></kwd>
<kwd lng="en"><![CDATA[evaluación térmica]]></kwd>
<kwd lng="en"><![CDATA[coeficiente de transferencia de calor]]></kwd>
<kwd lng="en"><![CDATA[factor de ensuciamiento]]></kwd>
</kwd-group>
</article-meta>
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