<?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>1405-7743</journal-id>
<journal-title><![CDATA[Ingeniería, investigación y tecnología]]></journal-title>
<abbrev-journal-title><![CDATA[Ing. invest. y tecnol.]]></abbrev-journal-title>
<issn>1405-7743</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Ingeniería]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-77432017000300293</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de sensibilidad de sistemas fotovoltaicos conectados a la red eléctrica: Caso de estudio en Guerrero, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Sensitivity analysis of grid-connected photovoltaic systems: Case study in Guerrero, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-Martínez]]></surname>
<given-names><![CDATA[Mario Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Galvez]]></surname>
<given-names><![CDATA[Geovanni]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarracino-Martínez]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ixtlilco-Cortés]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Juantorena-Ugás]]></surname>
<given-names><![CDATA[Alina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Batalla-Nolasco]]></surname>
<given-names><![CDATA[Ulises Ivan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Becerra-García]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Politécnica del Estado de Guerrero  ]]></institution>
<addr-line><![CDATA[Taxco de Alarcón ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Popular de la Chontalpa  ]]></institution>
<addr-line><![CDATA[Tabasco ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Popular de la Chontalpa  ]]></institution>
<addr-line><![CDATA[Tabasco ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Politécnica del Estado de Guerrero  ]]></institution>
<addr-line><![CDATA[Taxco de Alarcón ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Autónoma del Estado de Morelos  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Politécnica del Estado de Guerrero  ]]></institution>
<addr-line><![CDATA[Taxco de Alarcón ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Universidad Politécnica del Estado de Guerrero  ]]></institution>
<addr-line><![CDATA[Taxco de Alarcón ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<volume>18</volume>
<numero>3</numero>
<fpage>293</fpage>
<lpage>305</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-77432017000300293&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-77432017000300293&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-77432017000300293&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se realiza un análisis de Sensibilidad de Sistemas Fotovoltaicos (SFV) enlazados a la red eléctrica a partir de un caso de estudio en la UPEG. Se determinó la influencia de las siguientes variables en el sistema FV óptimo: costos capitales y de reemplazamiento de los módulos FV; precio de la electricidad comprada a CFE; tasa de interés anual; carga promedio de consumo y radiación solar promedio diaria. Las tres primeras se incluyeron porque la Reforma Energética en México les podría causar modificaciones importantes. Para los precios actuales de los componentes fotovoltaicos en México y 6% de tasa de interés, un sistema con una potencia de 50 kW podría abastecer 50% de la demanda de la UPEG, a un costo nivelado de 0.27 USD/kWh; mientras que uno de 100 kW abastecería 80% de la demanda a un costo de 0.20 USD/kWh. Sin embargo, si el precio de la electricidad comprada a CFE disminuyera por debajo de los 0.25 USD/kWh, la alternativa fotovoltaica dejaría de ser competitiva. En dicho escenario los SFV solo serían competitivos para tasas de interés alrededor de 3%; pero si el costo capital FV disminuyera en un 50% serían competitivos incluso a tasas de interés de 6% y costos de la electricidad proveniente de CFE no menores a 0.15 USD$/kWh. Adicionalmente, los periodos de recuperación mostraron valores relativamente altos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract A sensitivity analysis of grid-connected Photovoltaic Systems (PVS) was realized in a specific case of study at UPEG (Polytechnic University of Guerrero State). It was determined the influence of the following variables on the very best PVS: capital costs and replacement of solar panels, electrical power price consumed to CFE; annual interest rate, average charge consumption and daily average solar radiation. The first three variables were includes because the energy reform in México could cause on them crucial modifications. For the current prices of photovoltaic components in México and a 6% of interest rate, a system with 50 kW power could provide around 50% of electrical demand of UPEG: a levelized cost of 0.27 USD/kWh. While 100 kW would supply 80% of demand with a cost of 0.20 USD/kWh. Nevertheless, if the price of electricity bought to CFE was diminished below 0.25 USD/kWh, the photovoltaic alternative would not be competitive. In that setting the PVS would only be competitive for interest rate around 3%. But if the PV capital cost decreses to 50%, they would be competitive even at 6% rate interest and the electricity costs from CFE not less that 0.15 USD$/kWh. Adidtionally, the periods of recovery showed relatively high values.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tecnologías renovables]]></kwd>
<kwd lng="es"><![CDATA[sistemas fotovoltaicos]]></kwd>
<kwd lng="es"><![CDATA[optimización de sistemas fotovoltaicos]]></kwd>
<kwd lng="es"><![CDATA[autoabastecimiento energético]]></kwd>
<kwd lng="es"><![CDATA[sensibilidad de sistemas interconectados]]></kwd>
<kwd lng="en"><![CDATA[Renewable technologies]]></kwd>
<kwd lng="en"><![CDATA[photovoltaic systems]]></kwd>
<kwd lng="en"><![CDATA[optimization of photovoltaic systems]]></kwd>
<kwd lng="en"><![CDATA[energy self-supply]]></kwd>
<kwd lng="en"><![CDATA[sensitivity of interconnected systems]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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