<?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>1665-2738</journal-id>
<journal-title><![CDATA[Revista mexicana de ingeniería química]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Ing. Quím]]></abbrev-journal-title>
<issn>1665-2738</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma Metropolitana, División de Ciencias Básicas e Ingeniería]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-27382013000200016</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de costos de operación exergoeconómicos a un ciclo teórico de refrigeración por compresión de vapor usando HFC-134a]]></article-title>
<article-title xml:lang="en"><![CDATA[Exergoeconomic operation cost analysis to theoretical compression refrigeration cycle of HFC-134a]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lugo-Leyte]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salazar-Pereyra]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Ramírez]]></surname>
<given-names><![CDATA[O. A.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zamora-Mata]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-González]]></surname>
<given-names><![CDATA[E. V.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Autónoma Metropolitana - Iztapalapa Departamento de Ingeniería de Procesos e Hidráulica ]]></institution>
<addr-line><![CDATA[México D.F.]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Tecnológico de Estudios Superiores de Ecatepec División de Ingeniería Mecatrónica e Industrial ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2013</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2013</year>
</pub-date>
<volume>12</volume>
<numero>2</numero>
<fpage>361</fpage>
<lpage>370</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-27382013000200016&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-27382013000200016&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-27382013000200016&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se realizó un análisis termodinámico y exergoeconómico a un sistema de refrigeración por compresor de vapor usando HFC-134a. Se obtuvieron las propiedades de los estados termodinámicos del ciclo y se hizo un análisis paramétrico del coeficiente de operación, de la eficiencia exergética, de la potencia suministrada al compresor y del flujo de refrigerante para una potencia frigorífica dada. Se generó la estructura productiva de los equipos del sistema, y a partir de esta se realizó el análisis exergoeconómico, obteniendose los recursos, los productos y las irreversibilidades de cada equipo, con base a éstos se evaluaron los costos de operaciones exergéticos y exergoeconómicos, variando la temperatura ambiente y la temperatura de refrigeración. Para la República Mexicana, la variación de la temperatura ambiente en promedio fue de 20 ºC a 35 ºC; por ejemplo, para este intervalo de temperaturas y para una presión atmosférica de 1 bar, una temperatura frigorífica de -5 °C y una potencia frigorífica de 5 TR, el coeficiente de operación del ciclo estuvo en un intervalo de 6.5 a 4, la eficiencia exergética de 49 a 30%, el costo de operación exergetico de 4.5 a 10 kW y el costo de operación exergoeconómico de 3.7 a 8.5 $/h.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[In this paper, a thermodynamic analysis and an exergoeconomic analysis were applied to vapor compression refrigeration cycle with refrigerant HFC-134a. The thermodynamics properties of the each state of the system were calculated and a parametric; analysis of the coefficient of performance, the exergetic efficiency, the power input to the compressor and the mass flow rate of HFC-134a was performed for a given refrigeration capacity. The productive structure of the equipment of the system was generated; in addition, an exergoeconomics analysis was made. We obtained the resources, products and the irreversibilities of each equipment, the exergetic operation cost and the exergoeconomicr operation cost in function of the environmental temperature and the refrigerated spaced temperature. For the Mexican Republic, the variation of the environmental temperature ranged between 20º C and 35ºC in average. For this interval of temperatures and atmospheric pressure of 1 bar, refrigerated spaced temperature of -5ºC and for a refrigeration capacity of 5 TR, the coefficient; of performance of the refrigeration cycle was 6.5 to 4, the exergetic efficiency was 4-91 to 30%, the exergetic operation cost was 4.5 to 10 kW and the exergoeconomic operation cost was 3.7 to 8.5 $/hr.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[costos de operación]]></kwd>
<kwd lng="es"><![CDATA[exergoeconómico]]></kwd>
<kwd lng="es"><![CDATA[eficiencia exergética]]></kwd>
<kwd lng="es"><![CDATA[coeficiente de operación]]></kwd>
<kwd lng="es"><![CDATA[sistema de refrigeración]]></kwd>
<kwd lng="en"><![CDATA[operation cost]]></kwd>
<kwd lng="en"><![CDATA[exergoeconomic]]></kwd>
<kwd lng="en"><![CDATA[exergetic efficiency]]></kwd>
<kwd lng="en"><![CDATA[coefficient performance]]></kwd>
<kwd lng="en"><![CDATA[refrigeration system]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="justify"><font face="verdana" size="4">Termodin&aacute;mica</font></p>  	    <p align="justify">&nbsp;</p>  	    <p align="center"><font face="verdana" size="4"><b>An&aacute;lisis de costos de operaci&oacute;n exergoecon&oacute;micos a un ciclo te&oacute;rico de refrigeraci&oacute;n por compresi&oacute;n de vapor usando HFC-134a</b></font></p>     <p align="center">&nbsp;</p> 	    <p align="center"><font face="verdana" size="3"><b>Exergoeconomic operation cost analysis to theoretical compression refrigeration cycle of HFC-134a </b></font></p>     <p align="center">&nbsp;</p>     <p align="center"><font face="verdana" size="2"><b>R. Lugo&#45;Leyte<sup>1</sup>, M. Salazar&#45;Pereyra<sup>2</sup>*, O. A. Ruiz&#45;Ram&iacute;rez<sup>2</sup>, J. M. Zamora&#45;Mata<sup>1</sup> y E. V. Torres&#45;Gonz&aacute;lez<sup>2</sup></b></font></p>     <p align="center">&nbsp;</p>      <p align="justify"><font face="verdana" size="2"><i><sup>1</sup> Universidad Aut&oacute;noma Metropolitana &#45; Iztapalapa. Departamento de Ingenier&iacute;a de Procesos e Hidr&aacute;ulica. Av. San Rafael Atlixco No. 186, Col. Vicentina, 09340, Iztapalapa, M&eacute;xico, D.F. </i></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><i><sup>2 </sup>Tecnol&oacute;gico de Estudios Superiores de Ecatepec. Divisi&oacute;n de Ingenier&iacute;a Mecatr&oacute;nica e Industrial. Av. Tecnol&oacute;gico, Esq. Av. Hank Gonz&aacute;lez, (Col. Valle de An&aacute;huac, 55210, Ecatepec, Estado de M&eacute;xico, M&eacute;xico.</i></font> <i><font size="2" face="verdana">* </font></i><font face="verdana" size="2"><i>Autor para la correspondencia. E&#45;mail:</i> <a href="mailto:msalazar@tese.edu.mx">msalazar@tese.edu.mx</a> <i>Tel. 50 00 23 00 ext. 29</i></font></p>     <p align="justify">&nbsp;</p>      <p align="justify"><font face="verdana" size="2">Recibido 9 de Enero de 2012    <br> </font><font face="verdana" size="2"> Aceptado 20 de Septiembre de 2012</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>  	    <p align="justify"><font face="verdana" size="2">Se realiz&oacute; un an&aacute;lisis termodin&aacute;mico y exergoecon&oacute;mico a un sistema de refrigeraci&oacute;n por compresor de vapor usando HFC&#45;134a. Se obtuvieron las propiedades de los estados termodin&aacute;micos del ciclo y se hizo un an&aacute;lisis param&eacute;trico del coeficiente de operaci&oacute;n, de la eficiencia exerg&eacute;tica, de la potencia suministrada al compresor y del flujo de refrigerante para una potencia frigor&iacute;fica dada. Se gener&oacute; la estructura productiva de los equipos del sistema, y a partir de esta se realiz&oacute; el an&aacute;lisis exergoecon&oacute;mico, obteniendose los recursos, los productos y las irreversibilidades de cada equipo, con base a &eacute;stos se evaluaron los costos de operaciones exerg&eacute;ticos y exergoecon&oacute;micos, variando la temperatura ambiente y la temperatura de refrigeraci&oacute;n. Para la Rep&uacute;blica Mexicana, la variaci&oacute;n de la temperatura ambiente en promedio fue de 20 <sup>o</sup>C a 35 <sup>o</sup>C; por ejemplo, para este intervalo de temperaturas y para una presi&oacute;n atmosf&eacute;rica de 1 bar, una temperatura frigor&iacute;fica de &#45;5 &deg;C y una potencia frigor&iacute;fica de 5 TR, el coeficiente de operaci&oacute;n del ciclo estuvo en un intervalo de 6.5 a 4, la eficiencia exerg&eacute;tica de 49 a 30&#37;, el costo de operaci&oacute;n exergetico de 4.5 a 10 kW y el costo de operaci&oacute;n exergoecon&oacute;mico de 3.7 a 8.5 $/h.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Palabras clave:</b> costos de operaci&oacute;n, exergoecon&oacute;mico, eficiencia exerg&eacute;tica, coeficiente de operaci&oacute;n, sistema de refrigeraci&oacute;n.</font></p>     <p align="justify">&nbsp;</p>      <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">In this paper, a thermodynamic analysis and an exergoeconomic analysis were applied to vapor compression refrigeration cycle with refrigerant HFC&#45;134a. The thermodynamics properties of the each state of the system were calculated and a parametric; analysis of the coefficient of performance, the exergetic efficiency, the power input to the compressor and the mass flow rate of HFC&#45;134a was performed for a given refrigeration capacity. The productive structure of the equipment of the system was generated; in addition, an exergoeconomics analysis was made. We obtained the resources, products and the irreversibilities of each equipment, the exergetic operation cost and the exergoeconomicr operation cost in function of the environmental temperature and the refrigerated spaced temperature. For the Mexican Republic, the variation of the environmental temperature ranged between 20<sup>o</sup> C and 35<sup>o</sup>C in average. For this interval of temperatures and atmospheric pressure of 1 bar, refrigerated spaced temperature of &#45;5<sup>o</sup>C and for a refrigeration capacity of 5 TR, the coefficient; of performance of the refrigeration cycle was 6.5 to 4, the exergetic efficiency was 4&#45;91 to 30&#37;<i>,</i> the exergetic operation cost was 4.5 to 10 kW and the exergoeconomic operation cost was 3.7 to 8.5 $/hr.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Keywords:</b> operation cost, exergoeconomic, exergetic efficiency, coefficient performance, refrigeration system.</font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font size="2" face="verdana"><a href="/pdf/rmiq/v12n2/v12n2a16.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>Referencias</b></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2">Ahamed, J.U., Saidur, R. y Masjuki, H.H. (2011). A review on exergy analysis of vapor compression refrigeration system. <i>Renewable and Sustainable Energy Reviews 15,</i> 1593&#45;1600.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8566538&pid=S1665-2738201300020001600001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    <!-- ref --><p align="justify"><font face="verdana" size="2">de Rossi, F., Mastrullo, R. y Mazzei, P. (1993), Exergetic and thermodynamic comparison of R12 and R134a as vapour compression refrigeration working fluids. <i>International Journal of Refrigeration 16,</i> 156&#45;160.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8566540&pid=S1665-2738201300020001600002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>  	    ]]></body>
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<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ahamed]]></surname>
<given-names><![CDATA[J.U.]]></given-names>
</name>
<name>
<surname><![CDATA[Saidur]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Masjuki]]></surname>
<given-names><![CDATA[H.H.]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[A review on exergy analysis of vapor compression refrigeration system]]></article-title>
<source><![CDATA[Renewable and Sustainable Energy Reviews]]></source>
<year>2011</year>
<volume>15</volume>
<page-range>1593-1600</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Rossi]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
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