<?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>2395-8782</journal-id>
<journal-title><![CDATA[Ciencia ergo sum]]></journal-title>
<abbrev-journal-title><![CDATA[Cienc. ergo-sum]]></abbrev-journal-title>
<issn>2395-8782</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma del Estado de México, Instituto Literario]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2395-87822024000100236</article-id>
<article-id pub-id-type="doi">10.30878/ces.v31n0a21</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Sistemas de cogeneración: aplicaciones y posible obsolescencia frente a otras alternativas]]></article-title>
<article-title xml:lang="en"><![CDATA[Combined Heat and Power: Applications and Possible Obsolescence versus Other Alternatives]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Weber]]></surname>
<given-names><![CDATA[Bernd]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ayala Mercado]]></surname>
<given-names><![CDATA[Isis Dafne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bernhardt]]></surname>
<given-names><![CDATA[Heinz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Estado de México  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma del Estado de México  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Technical University of Munich  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Alemania</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2024</year>
</pub-date>
<volume>31</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2395-87822024000100236&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2395-87822024000100236&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2395-87822024000100236&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se evalúan diversas tecnologías para cubrir necesidades de calor en los sectores residencial e industrial mediante un método basado en la segunda ley de termodinámica y la introducción del coeficiente de calefacción. Los resultados revelan que los sistemas de cogeneración, aunque considerados como energías limpias, pronto quedarán obsoletos. Por otro lado, las bombas de calor, si bien son poco utilizadas, podrían representar una alternativa viable para la obtención de calor y como complemento a las energías renovables en la transición energética. En este sentido, el sistema tradicional de energía se ha enfocado en satisfacer las necesidades del consumidor al priorizar aspectos económicos, pero sin considerar la contribución al cambio climático que implica dejar el uso de combustibles fósiles.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Technologies used to meet the heat demands of the residential and industrial sectors are evaluated. An analysis based on the second law of thermodynamics using the heating coefficient, showed that cogeneration systems, considered to be clean energy, are becoming obsolete. Heat pumps, though currently not popular, could potentially be good alternatives for heating while complementing the transition to renewable energy. Traditional energy systems have been developed to meet the needs of the consumer, prioritizing the cost savings. A thorough analysis of primary energy consumption is required because burning fossil fuels contributes to additional costs of climate change.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[demanda energética]]></kwd>
<kwd lng="es"><![CDATA[bombas de calor]]></kwd>
<kwd lng="es"><![CDATA[energía primaria]]></kwd>
<kwd lng="en"><![CDATA[energy demand]]></kwd>
<kwd lng="en"><![CDATA[heat pumps]]></kwd>
<kwd lng="en"><![CDATA[primary energy]]></kwd>
</kwd-group>
</article-meta>
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