<?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>0124-8170</journal-id>
<journal-title><![CDATA[Ciencia e Ingeniería Neogranadina]]></journal-title>
<abbrev-journal-title><![CDATA[Cienc. Ing. Neogranad.]]></abbrev-journal-title>
<issn>0124-8170</issn>
<publisher>
<publisher-name><![CDATA[Universidad Militar Nueva Granada]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0124-81702024000100105</article-id>
<article-id pub-id-type="doi">10.18359/rcin.7270</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Visualization and Control System for a Wastewater Laboratory Plant with Biological Treatment]]></article-title>
<article-title xml:lang="es"><![CDATA[Sistema de visualización y control para una planta de tratamiento de aguas residuales de laboratorio usando tratamiento biológico]]></article-title>
<article-title xml:lang="pt"><![CDATA[Sistema de visualização e controle para urna planta de tratamento de águas residuais de laboratório usando tratamento biológico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez-Jiménez]]></surname>
<given-names><![CDATA[Diego Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bedoya-Benitez]]></surname>
<given-names><![CDATA[Paula Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Munoz-Gutierrez]]></surname>
<given-names><![CDATA[Pablo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Valle  ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de San Buenaventura  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Tecnológica de Pereira  ]]></institution>
<addr-line><![CDATA[Pereira ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<volume>34</volume>
<numero>1</numero>
<fpage>105</fpage>
<lpage>122</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0124-81702024000100105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0124-81702024000100105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0124-81702024000100105&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This paper presents a novel real-time control and electronic Instrumentation system (RTC\ andEIS) for a prototype plant that uses activated sludge for wastewater treatment. The main contribution In this research was oriented to work on an experimental design with small dimensions and low cost. This design was carried out using two continuous flow storage tanks in which an identification process was carried out with the MATLAB system identification toolbox to know a mathematical model. The mathematical representation obtained Is presented as a continuous and a discrete transfer function. To evaluate the performance of the temperature control and Instrumentation system, we implemented a simulation of the closed-loop control system and then implemented it using a DAQ, LabVIEW software, electronic devices and the wastewater treatment plant prototype to compare both results. Finally, the secondary treatment effluent was analyzed in a certified water laboratory to have a detailed analysis compared to the initial influent.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El presente artículo presenta un novedoso sistema de instrumentación electrónica y control en tiempo real (SIE\andCTR) para un prototipo de planta que usa lodos activados para el tratamiento de aguas residuales. La principal contribución de la investigación realizada estuvo orientada a trabajar sobre un diseño experimental con pequeñas dimensiones y bajo costo. Este diseño incorporó dos tanques de almacenamiento de flujo continuo sobre los cuales se realizó un proceso de identificación con el Toolbox de identificación de MATLAB para conocer su modelo matemático. La representación matemática obtenida es presentada como una función de transferencia en tiempo continuo y discreto. Para evaluar el rendimiento del control de temperatura y el sistema de instrumentación, se realizó la simulación de un sistema de control en lazo cerrado y luego se implementó usando una tarjeta de adquisición de datos (DAQ), el software de LabVIEW y dispositivos electrónicos en el prototipo de planta de tratamiento de aguas residuales para comparar ambos resultados. Finalmente, el efluente del tratamiento secundario realizado fue analizado en un laboratorio de aguas certificado para obtener análisis detallado y compararlo con el afluente inicial.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: O presente artigo apresenta um sistema inovador de instrumentação eletrónica e controle em tempo real (SIE\andCTR) para um protótipo de planta que utiliza lodos ativados para o tratamento de águas residuais. A principal contribuição da pesquisa foi orientada para trabalhar em um design experimental com pequenas dimensões e baixo custo. Este design incorporou dois tanques de armazenamento de fluxo contínuo sobre os quais foi realizado um processo de identificação com o Toolbox de identificação do MATLAB para conhecer seu modelo matemático. A representação matemática obtida é apresentada como uma função de transferência em tempo contínuo e discreto. Para avaliar o desempenho do controle de temperatura e do sistema de instrumentação, foi realizada a simulação de um sistema de controle em malha fechada e, em seguida, implementado usando uma placa de aquisição de dados (DAQ), o software LabVIEW e dispositivos eletrónicos no protótipo da planta de tratamento de águas residuais para comparar ambos os resultados. Finalmente, o efluente do tratamento secundário realizado foi analisado em um laboratório de águas certificado para obter uma análise detalhada e compará-lo com o afluente inicial.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[activated sludge]]></kwd>
<kwd lng="en"><![CDATA[biological treatment]]></kwd>
<kwd lng="en"><![CDATA[digital control]]></kwd>
<kwd lng="en"><![CDATA[real-time control]]></kwd>
<kwd lng="en"><![CDATA[system identification]]></kwd>
<kwd lng="es"><![CDATA[lodos activados]]></kwd>
<kwd lng="es"><![CDATA[tratamiento biológico]]></kwd>
<kwd lng="es"><![CDATA[control digital]]></kwd>
<kwd lng="es"><![CDATA[control en tiempo real]]></kwd>
<kwd lng="es"><![CDATA[identificación de sistemas]]></kwd>
<kwd lng="pt"><![CDATA[lodos ativados]]></kwd>
<kwd lng="pt"><![CDATA[tratamento biológico]]></kwd>
<kwd lng="pt"><![CDATA[controle digital]]></kwd>
<kwd lng="pt"><![CDATA[controle em tempo real]]></kwd>
<kwd lng="pt"><![CDATA[identificação de sistemas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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