<?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>2007-8196</journal-id>
<journal-title><![CDATA[Epistemus (Sonora)]]></journal-title>
<abbrev-journal-title><![CDATA[Epistemus (Sonora)]]></abbrev-journal-title>
<issn>2007-8196</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Sonora, División de Ingeniería]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-81962022000100009</article-id>
<article-id pub-id-type="doi">10.36790/epistemus.v16i32.184</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cuantificación del desgaste en brocas de barrenación diamante mediante el modelo de abrasión pura y desgaste isotrópico]]></article-title>
<article-title xml:lang="en"><![CDATA[Quantification of Wear in Drill Bits Using the Pure Abrasion and Isotropic Wear Model]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[Yostin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Andrade]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvarado]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinosa]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nava]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosales]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Autónoma de San Luis Potosí  ]]></institution>
<addr-line><![CDATA[Matehuala San Luis Potosí]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>16</volume>
<numero>32</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-81962022000100009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-81962022000100009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-81962022000100009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los factores geológicos de desgaste en un Barreno &#8216;DD&#8217; son actualmente motivo de estudio, ya que el tipo de suelo, así como el desconocimiento de su composición, tienen un impacto significativo en el desgaste de las brocas diamantinas. Los materiales abrasivos de las rocas y los agregados ocluidos metálicos de valor reducen la vida útil de las brocas. En el presente trabajo se hace referencia a brocas con diamante incrustados en la matriz, que fueron ensayadas en dos yacimientos: Zona Dolores Y18 y Zona Cobriza C12, donde el intrusivo de granodiorita semi-fracturada es variable en ambos yacimientos; para tal evaluación el modelo de abrasión pura y desgaste isotrópico fue resuelto. Este modelo demostró que la variación de la cantidad de granodiorita semi-fracturada impacta en el rendimiento de las brocas con una perforación de hasta 20m, lo que representa una disminución de hasta 8 horas en el trabajo de perforación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Geological wear factors in a hole are currently being studied since the type of soil, as well as the lack of knowledge of its composition, have a significant impact on the wear of diamond drill bits. Abrasive materials in rocks and valuable metal occluded aggregates reduce bit life. In the present work, drill bits with diamond embedded in the matrix are tested in two deposits, Zona Dolores Y18 and Zona Cobriza C12, where the semi-fractured granodiorite intrusive is variable in both deposits, for such evaluation the model of pure abrasion and isotropic wear was resolved. This model showed that the variation in the amount of semi-fractured granodiorite impacts the performance of the drill bits with a drilling of up to 20m, which represents a reduction of up to 8 hours in the drilling work.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Minería]]></kwd>
<kwd lng="es"><![CDATA[Perforación]]></kwd>
<kwd lng="es"><![CDATA[Desgaste de brocas]]></kwd>
<kwd lng="es"><![CDATA[Modelo Isotrópico]]></kwd>
<kwd lng="en"><![CDATA[Mining]]></kwd>
<kwd lng="en"><![CDATA[Drilling]]></kwd>
<kwd lng="en"><![CDATA[Drill beat wear]]></kwd>
<kwd lng="en"><![CDATA[Isotropic Model]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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