<?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>S2007-24222016000400025</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Influencia de la presión en roturas de tubería de redes de distribución]]></article-title>
<article-title xml:lang="en"><![CDATA[Influence of Pressure on Pipe Breaks in Water Distribution Networks]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Codina]]></surname>
<given-names><![CDATA[Ángela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saavedra]]></surname>
<given-names><![CDATA[Casilda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cueto-Felgueroso]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garrote]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Canal de Isabel II  ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Tecnológica de Panamá Facultad de Ingeniería Civil ]]></institution>
<addr-line><![CDATA[Panamá ]]></addr-line>
<country>Panamá</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Politécnica de Madrid Escuela Técnica Superior de Ingenieros de Caminos, Canales y Puertos Departamento de Ingeniería Civil: Hidráulica, Energía y Medio Ambiente]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Politécnica de Madrid Escuela Técnica Superior de Ingenieros de Caminos, Canales y Puertos Departamento de Ingeniería Civil: Hidráulica, Energía y Medio Ambiente]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2016</year>
</pub-date>
<volume>7</volume>
<numero>4</numero>
<fpage>25</fpage>
<lpage>39</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222016000400025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222016000400025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222016000400025&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Uno de los síntomas del deterioro de las redes de distribución de agua son las frecuentes roturas de tubería. Las gestoras del agua tratan de evitarlas en la medida de lo posible debido a los elevados costos económicos, sociales y medioambientales asociados a ellas. Se ha demostrado antes que la implantación de una gestión de presiones puede reducir la probabilidad de roturas. Se propone una metodología que analiza la influencia de la presión del agua en la probabilidad de roturas de tubería, a través de indicadores de presión. El principal objetivo es conocer los indicadores de presión más influyentes en la probabilidad de las roturas para una red en concreto. La metodología compara la función de distribución acumulada (FDA) condicionada a las roturas con 100 FDAs procedentes de series aleatorias de cada indicador de presiones. Los indicadores más influyentes se corresponden con los que tienen mayor número de hipótesis nulas rechazadas de la prueba de Kolmogorov-Smirnov. La metodología se ha aplicado a dos corregimientos de Ciudad de Panamá. Se concluye que los indicadores que representan la dispersión de los datos son los más influyentes en la probabilidad de las roturas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Frequent pipe breaks are one symptom of the deterioration of water distribution systems. Water managers strive to avoid pipe breaks due to the high economic, social and environmental costs related to them. It has been previously demonstrated that water pressure management may succeed at reducing the probability of occurrence of pipe breaks. In this paper, a methodology that analyzes the influence of water pressure on the probability of occurrence of pipe breaks is proposed. The main objective is to identify the most influential pressure indicators on the probability of occurrence of pipe breaks for a particular network. The methodology compares the cumulative distribution function (CDF) conditioned to pipe breaks to 100 CDFs obtained from random realizations of the unconditional CDF. We argue that the most influential indicators on the probability of occurrence of pipe breaks are those associated with the largest number of rejected null hypotheses in the Kolmogorov-Smirnov test. The methodology has been applied to two districts of Panamá City. It is reasonable to conclude that the indicators that represent the dispersion of the data are the most influential on the probability of pipe breaks.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[redes de abastecimiento urbano]]></kwd>
<kwd lng="es"><![CDATA[rotura de tuberías]]></kwd>
<kwd lng="es"><![CDATA[modelo bayesiano]]></kwd>
<kwd lng="en"><![CDATA[Water supply systems]]></kwd>
<kwd lng="en"><![CDATA[pipe breaks]]></kwd>
<kwd lng="en"><![CDATA[bayesian model]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alegre]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Baptista]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Cabrera]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Cubillo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hirner]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Merkel]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Parena]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Performance Indicators for Water Supply Services]]></source>
<year>2006</year>
<publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[IWA publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A Data Mining Approach to Modelling of Water Supply Assets]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Babovic]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Drécourt]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Keijzer]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hasen]]></surname>
<given-names><![CDATA[P. F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Urban Water]]></source>
<year>2002</year>
<volume>4</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>401-14</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Development of Pipe Deterioration Models for Water Distribution Systems Using EPR]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berardi]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Kapelan]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Giustolisi]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Savid]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Hydroinformatics]]></source>
<year>2008</year>
<volume>10</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>113-26</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Estimation of Burst Rates in Water Distribution Mains]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boxal]]></surname>
<given-names><![CDATA[J. B.]]></given-names>
</name>
<name>
<surname><![CDATA[O'Hagan]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pooladsaz]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Saul]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Unwin]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Water Management]]></source>
<year>2007</year>
<volume>160</volume>
<page-range>73-82</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Modelación de redes de distribución de agua con suministro intermitente]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera-Béjar]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gueorguiev-Tzatchkov]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<source><![CDATA[Tecnología y Ciencias del Agua]]></source>
<year>2012</year>
<volume>3</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>5-25</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Conover]]></surname>
<given-names><![CDATA[W. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Practical Nonparametric Statistics]]></source>
<year>1980</year>
<edition>2</edition>
<publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley & Sons]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Factors Influencing the Structural Deterioration and Collapse of Rigid Sewer Pipes]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Davies]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Clarke]]></surname>
<given-names><![CDATA[B. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Whiter]]></surname>
<given-names><![CDATA[J. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Cunningham]]></surname>
<given-names><![CDATA[R. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Urban Water]]></source>
<year>2001</year>
<volume>3</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>73-89</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Uncertainty Analysis of Statistical Downscaling Methods]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Khan]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Coulibaly]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Dibike]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Hydrology]]></source>
<year>2006</year>
<volume>319</volume>
<numero>1-4</numero>
<issue>1-4</issue>
<page-range>357-82</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lambert]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Fantozzi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Recent Developments in Pressure Management]]></source>
<year>2010</year>
<conf-name><![CDATA[ IWA Specialized Conference Water Loss]]></conf-name>
<conf-date>June 2010</conf-date>
<conf-loc>Sao Paolo, Brazil </conf-loc>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[The Relationship Between Pressure And Burst - A 'State-of-the-Art' Update]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lambert]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Thornton]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Water Reuse and Desalination Water]]></source>
<year>2011</year>
<volume>13</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>37-8</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Codina]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Zeas]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Garrote]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Pressure as Predictor of Pipe Breaks in Water Distribution Networks]]></source>
<year>2013</year>
<conf-name><![CDATA[ 8thInternational Conference of European Water Resources Association (EWRA)]]></conf-name>
<conf-loc>Porto </conf-loc>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Codina]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
</person-group>
<source><![CDATA[Metodología de análisis estadístico de roturas en redes de distribución de agua]]></source>
<year>2015</year>
<month>a</month>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Politécnica de Madrid]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pressure as Predictor of Occurrence of Pipe Breaks in Water Distribution Networks]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Codina]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Zeas]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Garrote]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Urban Water Journal]]></source>
<year>2015</year>
<month>b</month>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Use of Pressure Management to Reduce the Probability of Pipe Breaks: A Bayesian Approach]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Codina]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Cueto-Felgueroso]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Garrote]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Water Resources Planning and Management]]></source>
<year>2015</year>
<month>c</month>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Modelling Water Pipe Breaks-Three Case Studies]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pelletier]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Mailhot]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vüleneuve]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Water Resources Planning and Management]]></source>
<year>2003</year>
<volume>129</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>115-23</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thornton]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lambert]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Progress in Practical Prediction of Pressure: Leakage, Pressure: Burst Frequency and Pressure: Consumption Relationships]]></source>
<year>2005</year>
<conf-name><![CDATA[ IWA Specialist Conference 'Leakage 2005']]></conf-name>
<conf-loc>Halifax </conf-loc>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thornton]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Lambert]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Pressure Management Extends Infrastructure Life and Reduces Unnecessary Energy Costs]]></source>
<year>2007</year>
<conf-name><![CDATA[ IWA Specialized Conference Water Loss]]></conf-name>
<conf-date>2007</conf-date>
<conf-loc>Bucarest </conf-loc>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Pipe Break Prediction Based on Evolutionary Data-Driven Methods with Brief Recorded Data]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Ma]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Reliability Engineering and System Safety]]></source>
<year>2011</year>
<volume>96</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>942-8</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Statistical Models for the Analysis of Water Distribution System Pipe Break Data]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yamijala]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Guikema]]></surname>
<given-names><![CDATA[S. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Brumbelow]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Reliability Engineering and System Safety]]></source>
<year>2009</year>
<volume>94</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>282-93</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
