<?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>1815-5901</journal-id>
<journal-title><![CDATA[Ingeniería Energética]]></journal-title>
<abbrev-journal-title><![CDATA[Energética]]></abbrev-journal-title>
<issn>1815-5901</issn>
<publisher>
<publisher-name><![CDATA[Universidad Tecnológica de La Habana José Antonio Echeverría, Cujae]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1815-59012021000100004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelos de regresión y diseño de línea base para indicadores energéticos en una empresa siderúrgica]]></article-title>
<article-title xml:lang="en"><![CDATA[Regression models and baseline design for energy indicators in a steel company]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres Navarro]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Malta Callegari]]></surname>
<given-names><![CDATA[Nelson]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jara Olave]]></surname>
<given-names><![CDATA[Hugo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Bío-Bío  ]]></institution>
<addr-line><![CDATA[Concepción ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade Norte do Paraná  ]]></institution>
<addr-line><![CDATA[Ponta Grossa ]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>42</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1815-59012021000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1815-59012021000100004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1815-59012021000100004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo de esta investigación fue encontrar modelos de regresión para cuatro indicadores de desempeño energético en una empresa siderúrgica de Chile y proponer una línea base para cada uno de ellos. El enfoque metodológico consideró la utilización de la técnica de diseño experimental especificado por el usuario del software Statgraphics, utilización del análisis de varianza y obtención de ecuaciones de regresión. Los resultados permiten obtener ecuaciones de regresión para los indicadores energéticos e identificación de variables estadísticamente significativas en cada modelo, además, propuestas de líneas base para apoyar el control y seguimiento. Las conclusiones indican que las ecuaciones de regresión presentan una correlación aceptable, superiores al 77%. La utilización del análisis de varianzas es una técnica efectiva para identificar variables significativas para los indicadores de desempeño energético y que las líneas base proporcionan una ayuda para monitorear los indicadores de desempeño energéticos en una empresa siderúrgica con mayor certeza.  Palabras clave: indicadores de desempeño energético, empresa siderúrgica, línea base, regresión lineal.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective of this research was to find regression models for four energy performance indicators for a steel company in Chile and propose a baseline for each of them. The methodological approach considered the use of the experimental design technique specified by the user of Statgraphics software, use of variance analysis and obtaining regression equations. The results allow obtaining regression equations for the energy indicators and identification of statistically significant variables in each model, in addition, proposals for baselines to support control and monitoring. The conclusions indicate that the regression equations have an acceptable correlation, greater than 77%. The use of the analysis of variances is an effective technique to identify significant variables for the indicators of energy performance and that the baselines provide an aid to monitor the energy performance indicators in a steel company with greater certainty.  Keywords: base line, energy performance indicators, linear regression, steel company.]]></p></abstract>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>(1)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GRIFFIN]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hammond]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Industrial energy use and carbon emissions reduction in the iron and steel sector: A UK perspective]]></article-title>
<source><![CDATA[Applied Energy]]></source>
<year>2019</year>
<volume>vol. 249</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>109-25</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>(2)</label><nlm-citation citation-type="">
<source><![CDATA[]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B3">
<label>(3)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[KANNEGANTI]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Specification of energy assessment methodologies to satisfy ISO 50001]]></article-title>
<source><![CDATA[Sustainable Energy Technologies and Assessments]]></source>
<year>2017</year>
<volume>23</volume>
<page-range>121-35</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>(4)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[M. K.]]></surname>
<given-names><![CDATA[Aimee]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Predicting the quantifiable impacts of ISO 50001 on climate change. Mitigation]]></article-title>
<source><![CDATA[Energy Policy]]></source>
<year>2017</year>
<volume>107</volume>
<page-range>278-88</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>(5)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jovanovi.]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[J.]]></surname>
<given-names><![CDATA[Filipovi]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[ISO 50001 standard-based energy management maturity model e proposal and validation in industry]]></article-title>
<source><![CDATA[Journal of Cleaner Production]]></source>
<year>2016</year>
<volume>112</volume>
<page-range>2744-55</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>(6)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[PELSER]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Results and prospects of applying an ISO 50001 based reporting system on a cement plant]]></article-title>
<source><![CDATA[Journal of CleanerProduction]]></source>
<year>2018</year>
<volume>198</volume>
<page-range>642-53</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>(7)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[YÜCEL]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hali]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[ISO 50001 based integrated energy management system and organization performance]]></article-title>
<source><![CDATA[Journal of Advances in Technology and Engineering Research]]></source>
<year>2016</year>
<volume>2</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>59-65</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>(8)</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[DÍAZ]]></surname>
<given-names><![CDATA[J. M]]></given-names>
</name>
</person-group>
<source><![CDATA[Sistema de Gestión de la Energía en una Planta de Ácido Sulfúrico]]></source>
<year>2017</year>
<publisher-loc><![CDATA[Madrid, España ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Politécnica de Madrid]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<label>(9)</label><nlm-citation citation-type="">
<source><![CDATA[]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B10">
<label>(10)</label><nlm-citation citation-type="book">
<collab>AChEE</collab>
<source><![CDATA[Guía Metodológica de Eficiencia Energética en Proyectos de Inversión]]></source>
<year>2014</year>
<publisher-name><![CDATA[Agencia Chilena de Eficiencia Energética]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<label>(11)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GUAYANLEMA]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de indicadores de desempeño energético en Ecuador]]></article-title>
<source><![CDATA[Revista de Energía de Latinoamérica y el Caribe]]></source>
<year>2017</year>
<volume>1</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
<ref id="B12">
<label>(12)</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[PRIAS]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Campos]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Implementación de un Sistema de Gestión de la Energía]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Guía con base en la norma ISO 50001]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<label>(13)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MATERÁN]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Eficiencia energética en refinerías de petróleo]]></article-title>
<source><![CDATA[Revista de Energía de Latinoamérica y el Caribe]]></source>
<year>2018</year>
<volume>2</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
<ref id="B14">
<label>(14)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MIÑO]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diagnóstico energético de la empresa TEIMSA basado en la norma ISO 50001]]></article-title>
<source><![CDATA[Revista Industrial Data]]></source>
<year>2018</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>43-52</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>(15)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[QUENTAL]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Neves]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Vivalta]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact assessment of intermediate processes of steelmaking in electricity cogeneration of steel mill companies]]></article-title>
<source><![CDATA[Ingeniería Mecánica]]></source>
<year>2015</year>
<volume>18</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>158-65</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>(16)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[CORREA]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diseño y aplicación de un procedimiento para la planificación energética según la NC-ISO 50001:2011]]></article-title>
<source><![CDATA[Ingeniería Energética]]></source>
<year>2014</year>
<volume>35</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>38-47</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>(17)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[RUIZ]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hacia la eficiencia energética en una empresa manufacturera del sector electrónico: Una propuesta metodológica]]></article-title>
<source><![CDATA[Produção em Foco]]></source>
<year>2016</year>
<volume>6</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>139-62</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>(18)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[SERNA]]></surname>
<given-names><![CDATA[C. A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gestión energética empresarial una metodología para la reducción de consumo de energía]]></article-title>
<source><![CDATA[Producción + Limpia]]></source>
<year>2010</year>
<volume>5</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>107-26</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>(19)</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[PAT]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introducción a los Modelos de Regresión]]></source>
<year>2013</year>
<page-range>257</page-range><publisher-name><![CDATA[Plaza y Valdés]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<label>(20)</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[FERRARES]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Diseño de Experimentos y Análisis de Varianza]]></source>
<year>2015</year>
<page-range>162</page-range><publisher-loc><![CDATA[España ]]></publisher-loc>
<publisher-name><![CDATA[Andavira]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<label>(21)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[VALENCIA-Rodríguez]]></surname>
<given-names><![CDATA[Orlando]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Metodología para el Modelado de algunos Aspectos Asociados a la Sostenibilidad Empresarial y su Aplicación en una Empresa Manufacturera]]></article-title>
<source><![CDATA[Información tecnológica]]></source>
<year>2019</year>
<volume>30</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>103-26</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>(22)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[CRESPO]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La Gestión Energética en la Fabricación de Piensos Balanceados en Cienfuegos]]></article-title>
<source><![CDATA[Revista Científica de la Universidad de Cienfuegos]]></source>
<year>2018</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>249-56</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>(23)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[CAÑIZARES]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La gestión energética y su impacto en el sector industrial de la provincia de Villa Clara, Cuba]]></article-title>
<source><![CDATA[Revista Tecnología Química]]></source>
<year>2014</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>11-23</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>(24)</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[QUEZADA]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estadística Para Ingenieros]]></source>
<year>2018</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Macro Eirl]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<label>(25)</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[L. Zhu]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Key performance indicators for manufacturing operations management in the process industry]]></source>
<year></year>
<conf-name><![CDATA[ IEEE International Conference on Industrial Engineering and Engineering Management (IEEM)]]></conf-name>
<conf-date>2017</conf-date>
<conf-loc> </conf-loc>
<page-range>969-73</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>(26)</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[TRINDADE]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surface and subsurface alterations induced by hard turning of AISI 52100 bearing steel]]></article-title>
<source><![CDATA[Journal of Engineering Science and Technology]]></source>
<year>2018</year>
<volume>13</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>2765-78</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
