<?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>0122-5383</journal-id>
<journal-title><![CDATA[CT&F - Ciencia, Tecnología y Futuro]]></journal-title>
<abbrev-journal-title><![CDATA[C.T.F Cienc. Tecnol. Futuro]]></abbrev-journal-title>
<issn>0122-5383</issn>
<publisher>
<publisher-name><![CDATA[Instituto Colombiano del Petróleo (ICP) - ECOPETROL S.A.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0122-53832022000200031</article-id>
<article-id pub-id-type="doi">10.29047/01225383.628</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[COMPARISON OF FUEL CONSUMPTION AND RECOVERABLE ENERGY ACCORDING TO NEDC AND WLTP CYCLES OF A VEHICLE]]></article-title>
<article-title xml:lang="es"><![CDATA[COMPARACIÓN DEL CONSUMO DE COMBUSTIBLE Y LA ENERGÍA RECUPERABLE SEGÚN LOS CICLOS NEDC Y WLTP DE UN VEHÍCULO]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Karamangil]]></surname>
<given-names><![CDATA[M-Ihsan.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tekin]]></surname>
<given-names><![CDATA[Merve.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,University Turquia  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>12</volume>
<numero>2</numero>
<fpage>31</fpage>
<lpage>38</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0122-53832022000200031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0122-53832022000200031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0122-53832022000200031&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Since 1997, the NEDC (New European Driving Cycle) has been used to measure CO2 emissions. However, because this cycle is unable to accurately replicate real-world driving conditions, a new procedure has been developed. The WLTP (Worldwide Harmonised Light Vehicles Test Procedure), which is 10 minutes longer and more dynamic than NEDC, has been used since late 2017. In this paper, fuel consumption, CO2 emissions, and energy demand of these two cycles are compared. The vehicle mathematical model was created in a MATLAB program using vehicle longitudinal motion equations for a light commercial vehicle with a diesel engine. The speed profiles of the commonly used NEDC and WLTP cycles were defined in the model, and the fuel consumption, CO2 emission values, and the total energy values required for each cycle were calculated. Furthermore, the recoverable energy potential of the cycle has been revealed. According to the WLTP cycle, the vehicle's fuel consumption and CO2 emission values were calculated at approximately 11% more than the NEDC cycle. The recoverable energy potential is 2.64 times higher in the WLTP cycle compared to the NEDC cycle. Thus, for vehicle designers, it is a very useful tool that can calculate the fuel and CO2 consumption of a vehicle in 100 km according to certain cycles, based on vehicle parameters.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Desde 1997, el NEDC se ha utilizado para medir las emisiones de CO2. Sin embargo, debido a que este ciclo no puede replicar con precisión las condiciones de conducción del mundo real, se ha desarrollado un nuevo procedimiento. El WLTP, que es 10 minutos más largo y dinámico que el NEDC, se utiliza desde finales de 2017. En este estudio se comparan el consumo de combustible, las emisiones de CO2 y la demanda de energía de estos dos ciclos. El modelo matemático del vehículo se creó en el programa MATLAB utilizando ecuaciones de movimiento longitudinal del vehículo para un vehículo comercial ligero con motor diésel. Los perfiles de velocidad de los ciclos NEDC y WLTP comúnmente utilizados se definieron en el modelo, y se calcularon los valores de consumo de combustible, emisiones de CO2 y energía total requerida para cada ciclo. Además, se ha revelado el potencial energético recuperable del ciclo. Según el ciclo WLTP, los valores de consumo de combustible y emisiones de CO2 del vehículo se calcularon aproximadamente un 11% más que el ciclo NEDC. El potencial energético recuperable es 2.64 veces superior en el ciclo WLTP respecto al ciclo NEDC. Por lo tanto, para los diseñadores de vehículos, una herramienta muy útil que puede calcular el consumo de combustible y CO2 de un vehículo en 100 km según ciertos ciclos utilizando los parámetros del vehículo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[NEDC]]></kwd>
<kwd lng="en"><![CDATA[WLTC]]></kwd>
<kwd lng="en"><![CDATA[WLTP]]></kwd>
<kwd lng="en"><![CDATA[fuel consumption]]></kwd>
<kwd lng="en"><![CDATA[CO2 emissions]]></kwd>
<kwd lng="en"><![CDATA[recoverable energy]]></kwd>
<kwd lng="es"><![CDATA[NEDC]]></kwd>
<kwd lng="es"><![CDATA[WLTC]]></kwd>
<kwd lng="es"><![CDATA[WLTP]]></kwd>
<kwd lng="es"><![CDATA[el consumo de combustible]]></kwd>
<kwd lng="es"><![CDATA[emisiones de CO2]]></kwd>
<kwd lng="es"><![CDATA[energía recuperable]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<source><![CDATA[International council on clean transportation]]></source>
<year>2014</year>
<volume>9</volume>
<numero>3547</numero>
<issue>3547</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
