<?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>0120-0283</journal-id>
<journal-title><![CDATA[Boletín de Geología]]></journal-title>
<abbrev-journal-title><![CDATA[bol.geol.]]></abbrev-journal-title>
<issn>0120-0283</issn>
<publisher>
<publisher-name><![CDATA[Universidad Industrial de Santander]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-02832018000200113</article-id>
<article-id pub-id-type="doi">10.18273/revbol.v40n2-2018007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de modelos de deslizamiento en bloque para predecir el comportamiento dinámico del fenómeno de remoción en masa: Modelo Uniparamétrico y Modelo Biparamétrico]]></article-title>
<article-title xml:lang="en"><![CDATA[Analysis of sliding block models for prediction of the dynamic behavior of the mass removal phenomenon: One-parameter Model and Two-parameter Model]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Román]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chio]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<fpage>113</fpage>
<lpage>124</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-02832018000200113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-02832018000200113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-02832018000200113&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  En este estudio se presentan las variaciones conceptuales entre dos modelos de deslizamiento en bloque, cuya finalidad es determinar las propiedades cinemáticas (alcance, velocidad y aceleración) de una masa deslizante, y cómo afectan dichas variaciones conceptuales en la magnitud de la respuesta obtenida. Para ello se desarrollan y se solucionan tanto analítica como numéricamente las ecuaciones de las variables que gobiernan el movimiento de cada uno de los modelos de deslizamiento, bajo la consideración de que el movimiento se desarrolla en una sola dimensión, en un material isotrópico y en función de las variables independientes. En los modelos se consideran parámetros como el ángulo de fricción (&#966;), el parámetro de turbulencia (&#958;) y el coeficiente de presión de poros (ru). Finalmente se presenta la comparación de las velocidades de ambos modelos y una sección de comentarios en la que se discute la conveniencia del uso práctico de cada solución del problema de la dinámica de avalanchas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  This study aims to show the variations, from a conceptual perspective, between two sliding block models. The evaluation of these two models allows to determine the kinematic variables (range, velocity and acceleration) of a sliding mass. Herein, is assessed how the outcomes of these models are affected by varying the parameters of the friction angle (&#966;), turbulence (&#958;), and pore pressure coefficient (ru). To achieve this, the equations of motion are solved through analytical and numerical techniques assuming that, for an isotropic material, the motion is one dimensional and function of the independent variables. Finally, a comparison between the velocities obtained with each model is presented, and a concluding remarks section in which the practical use of each solution in the avalanche dynamics problem is argued.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Deslizamiento de tierra]]></kwd>
<kwd lng="es"><![CDATA[parámetro de turbulencia]]></kwd>
<kwd lng="es"><![CDATA[fricción]]></kwd>
<kwd lng="es"><![CDATA[línea de energía]]></kwd>
<kwd lng="es"><![CDATA[coeficiente de presión de poros]]></kwd>
<kwd lng="en"><![CDATA[Landslide]]></kwd>
<kwd lng="en"><![CDATA[turbulence parameter]]></kwd>
<kwd lng="en"><![CDATA[friction]]></kwd>
<kwd lng="en"><![CDATA[power line]]></kwd>
<kwd lng="en"><![CDATA[pore pressure coefficient]]></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[Ávila]]></surname>
<given-names><![CDATA[G.E]]></given-names>
</name>
<name>
<surname><![CDATA[Cubillos]]></surname>
<given-names><![CDATA[C.E]]></given-names>
</name>
<name>
<surname><![CDATA[Granados]]></surname>
<given-names><![CDATA[A.E]]></given-names>
</name>
<name>
<surname><![CDATA[Bello]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[É.A]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[C.E]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[G.L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Guía metodológica para estudios de amenaza, vulnerabilidad y riesgo por movimientos en masa]]></source>
<year>2015</year>
<publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Servicio Geológico Colombiano]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Campos]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Holm-Nielsen]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Rubiano]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Dickson]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Análisis de la gestión del riesgo de desastres en Colombia: un aporte para la construcción de políticas públicas]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Banco Mundial]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dai]]></surname>
<given-names><![CDATA[F.C]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[C.F]]></given-names>
</name>
<name>
<surname><![CDATA[Ngai]]></surname>
<given-names><![CDATA[Y.Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Landslide risk assessment and management: an overview]]></article-title>
<source><![CDATA[Engineering Geology]]></source>
<year>2002</year>
<volume>64</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>65-87</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Finlay]]></surname>
<given-names><![CDATA[P.J]]></given-names>
</name>
<name>
<surname><![CDATA[Mostyn]]></surname>
<given-names><![CDATA[G.R]]></given-names>
</name>
<name>
<surname><![CDATA[Fell]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Landslide risk assessment: prediction of travel distance]]></article-title>
<source><![CDATA[Canadian Geotechnical Journal]]></source>
<year>1999</year>
<volume>36</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>556-62</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Heim]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Bergsturz und Menschenleben. Der Naturforschenden Gesellschaft in Zürich]]></source>
<year>1932</year>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A model for the runout analysis of rapid flow slides, debris flows, and avalanches]]></article-title>
<source><![CDATA[Canadian Geotechnical Journal]]></source>
<year>1995</year>
<volume>32</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>610-23</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Corominas]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Eberhardt]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimating landslide motion mechanism, travel distance and velocity]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Fell]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Couture]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Eberhardt]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Landslide risk management]]></source>
<year>2005</year>
<page-range>99-128</page-range><publisher-loc><![CDATA[London ]]></publisher-loc>
<publisher-name><![CDATA[Taylor and Francis Group]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[S.G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Entrainment of debris in rock avalanches: An analysis of a long run-out mechanism]]></article-title>
<source><![CDATA[GSA Bulletin]]></source>
<year>2004</year>
<volume>116</volume>
<numero>9-10</numero>
<issue>9-10</issue>
<page-range>1240-52</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hutchinson]]></surname>
<given-names><![CDATA[J.N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Morphological and geotechnical parameters of landslides in relation to geology and hydrogeology]]></source>
<year>1988</year>
<conf-name><![CDATA[ 5th International Symposium on Landslides]]></conf-name>
<conf-loc>Lausanne, Switzerland </conf-loc>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Körner]]></surname>
<given-names><![CDATA[H.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reichweite und Geschwindigkeit von Bergstürzen und Fließschneelawinen]]></article-title>
<source><![CDATA[Rock Mechanics]]></source>
<year>1976</year>
<volume>8</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>225-56</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mancarella]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Analysis of run-up of granular avalanches against steep, adverse slopes and protective barriers]]></article-title>
<source><![CDATA[Canadian Geotechnical Journal]]></source>
<year>2010</year>
<volume>47</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>827-41</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McDougall]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Hungr]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dynamic modelling of entrainment in rapid landslides]]></article-title>
<source><![CDATA[Canadian Geotechnical Journal]]></source>
<year>2005</year>
<volume>42</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1437-48</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perla]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[T.T]]></given-names>
</name>
<name>
<surname><![CDATA[McClung]]></surname>
<given-names><![CDATA[D.M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A two-parameter model of snow-avalanche motion]]></article-title>
<source><![CDATA[Journal of Glaciology]]></source>
<year>1980</year>
<volume>26</volume>
<numero>94</numero>
<issue>94</issue>
<page-range>197-207</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pirulli]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Numerical modelling of Landslide runout]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Italy ]]></publisher-loc>
<publisher-name><![CDATA[Politecnico Di Torino]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Román]]></surname>
<given-names><![CDATA[D.C]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[I.T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Modelamiento del fenómeno de remoción de masas mediante la implementación de un modelo de deslizamiento en bloque]]></source>
<year>2015</year>
<publisher-loc><![CDATA[Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Industrial de Santander]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salm]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<source><![CDATA[On nonuniform, steady flow of avalanching snow]]></source>
<year>1968</year>
<publisher-loc><![CDATA[Bern, Switzerland ]]></publisher-loc>
<publisher-name><![CDATA[IUGG/IAHS General Assembly]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sassa]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geotechnical model for the motion of landslides]]></source>
<year>1988</year>
<conf-name><![CDATA[ 5th International Symposium on Landslides]]></conf-name>
<conf-loc>Lausanne, Switzerland </conf-loc>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Voellmy]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Über die Zerstörungskraft von Lawinen]]></article-title>
<source><![CDATA[Schweizerische Bauzeitung]]></source>
<year>1955</year>
<volume>73</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>159-65</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yue]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dynamics of large and rapid landslides with long travel distances under dense gas expanding power]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Sassa]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Canuti]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Yin]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Landslide science for a safer geoenvironment]]></source>
<year>2014</year>
<volume>3</volume>
<page-range>233-40</page-range><publisher-loc><![CDATA[Switzerland ]]></publisher-loc>
<publisher-name><![CDATA[Springer International Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Investigation of Landslide-Induced Debris Flows by the DEM and CFD]]></source>
<year>2014</year>
<publisher-loc><![CDATA[UK ]]></publisher-loc>
<publisher-name><![CDATA[University of Oxford]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
