<?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>2007-2422</journal-id>
<journal-title><![CDATA[Tecnología y ciencias del agua]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnol. cienc. agua]]></abbrev-journal-title>
<issn>2007-2422</issn>
<publisher>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología del Agua, Coordinación de Comunicación, Participación e Información]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-24222021000400001</article-id>
<article-id pub-id-type="doi">10.24850/j-tyca-2021-04-01</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelación hidráulica y calibración de redes de distribución de agua potable]]></article-title>
<article-title xml:lang="en"><![CDATA[Hydraulic modeling and calibration of drinking water distribution networks]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Procel]]></surname>
<given-names><![CDATA[Walter]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Benavides-Muñoz]]></surname>
<given-names><![CDATA[Holger]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Técnica Particular de Loja  ]]></institution>
<addr-line><![CDATA[San Cayetano Alto, Loja ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Técnica Particular de Loja Departamento de Geología, Minas e Ingeniería Civil ]]></institution>
<addr-line><![CDATA[Loja ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2021</year>
</pub-date>
<volume>12</volume>
<numero>4</numero>
<fpage>1</fpage>
<lpage>41</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222021000400001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222021000400001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222021000400001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo del estudio fue modelar y analizar tres redes de distribución de agua potable; calibrarlas con el software Epanet Calibrator, y comparar sus resultados con Darwin Calibrator. Se utilizaron un caudalímetro ultrasónico y data loggers de presión que fueron configurados para registrar datos cada diez minutos; se obtuvo la media de los caudales en cada nudo de interés de la red. Se utilizaron los datos de presión para ajustar cada red; al variar rugosidades se pudo calibrar y ajustar el modelo entre lo simulado matemáticamente con los datos obtenidos en campo. Mediante esta información se establecieron ecuaciones y curvas de calibración para discriminar la discrepancia entre lo modelado y lo observado en campo. Las calibraciones hidráulicas se hicieron mediante las fórmulas de Darcy-Weisbach y Hazen-Williams. Los resultados muestran para cada red una variación en las calibraciones del 35, 15 y 10 %. Se concluye que estas dos aplicaciones computacionales arrojan resultados similares entre los datos de lo simulado y lo observado con la diferencia de que la calibración en Epanet se hace nudo por nudo, mientras que en Darwin Calibrator puede efectuarse mediante grupos de calibraciones en un determinado sector.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The objective of the study was to model and analyze three drinking water distribution networks, calibrate them with Epanet Calibrator software and compare their results with Darwin Calibrator. An ultrasonic flowmeter and pressure data loggers were used, which were configured to record data every ten minutes, the mean of the flows at each node of interest in the network was obtained. The pressure data was used to adjust each network and by varying the roughness, the model could be calibrated and adjusted, among those mathematically simulated with the data obtained in the field. Using this information, equations and calibration curves were established to discriminate the discrepancy between what was modeled and what was observed in the field. Hydraulic calibrations were performed using the Darcy-Weisbach and Hazen-Williams formulas. The results show for each network a variation in the calibrations of 35, 15 and 10 %. It is concluded that these two computational applications show similar results between the simulated and observed data, with the difference that calibration in Epanet is carried out node by node, while in Darwin Calibrator it can be performed by means of groups of calibrations in a given sector.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[redes hidráulicas]]></kwd>
<kwd lng="es"><![CDATA[calibración]]></kwd>
<kwd lng="es"><![CDATA[algoritmos genéticos]]></kwd>
<kwd lng="es"><![CDATA[simulación hidráulica]]></kwd>
<kwd lng="es"><![CDATA[análisis de red]]></kwd>
<kwd lng="en"><![CDATA[Hydraulic networks]]></kwd>
<kwd lng="en"><![CDATA[calibration]]></kwd>
<kwd lng="en"><![CDATA[genetic algorithms]]></kwd>
<kwd lng="en"><![CDATA[hydraulic simulation]]></kwd>
<kwd lng="en"><![CDATA[network analysis]]></kwd>
</kwd-group>
</article-meta>
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