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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">vestniktgasu</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник Томского государственного архитектурно-строительного университета</journal-title><trans-title-group xml:lang="en"><trans-title>Vestnik Tomskogo gosudarstvennogo arkhitekturno-stroitel'nogo universiteta. JOURNAL of Construction and Architecture</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1607-1859</issn><issn pub-type="epub">2310-0044</issn><publisher><publisher-name>Tomsk State University of Architecture and Building</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31675/1607-1859-2020-22-6-154-166</article-id><article-id custom-type="elpub" pub-id-type="custom">vestniktgasu-856</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ПРОЕКТИРОВАНИЕ И СТРОИТЕЛЬСТВО ДОРОГ, МЕТРОПОЛИТЕНОВ, АЭРОДРОМОВ, МОСТОВ И ТРАНСПОРТНЫХ ТОННЕЛЕЙ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ENGINEERING AND CONSTRUCTION OF ROADS, SUBWAYS, AIRDROMES, AND TUNNELS</subject></subj-group></article-categories><title-group><article-title>МОДЕЛИРОВАНИЕ ДИНАМИЧЕСКОГО ВЗАИМОДЕЙСТВИЯ ПОДВИЖНОГО СОСТАВА И ЖЕЛЕЗНОДОРОЖНЫХ МОСТОВ</article-title><trans-title-group xml:lang="en"><trans-title>FINITE ELEMENT MODEL OF DYNAMIC TRAIN-BRIDGE INTERACTION</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2916-1732</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ефимов</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Efimov</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ефимов Стефан Васильевич, канд. техн. наук, доцент</p><p>630049, г. Новосибирск, ул. Дуси Ковальчук, 191</p></bio><bio xml:lang="en"><p>Stefan V. Efimov, PhD, A/Professor</p><p>191, Dusi Koval'chuk Str., 630049, Novosibirsk</p></bio><email xlink:type="simple">esvmt@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Жунев</surname><given-names>К. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhunev</surname><given-names>K. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Жунев Кирилл Олегович, аспирант</p><p>630049, г. Новосибирск, ул. Дуси Ковальчук, 191</p></bio><bio xml:lang="en"><p>Kirill O. Zhunev, Research Assistant</p><p>191, Dusi Koval'chuk Str., 630049, Novosibirsk</p></bio><email xlink:type="simple">junev.kirill@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Сибирский государственный университет путей сообщения</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Siberian State Transport University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>23</day><month>11</month><year>2020</year></pub-date><volume>22</volume><issue>6</issue><fpage>154</fpage><lpage>166</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ефимов С.В., Жунев К.О., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Ефимов С.В., Жунев К.О.</copyright-holder><copyright-holder xml:lang="en">Efimov S.V., Zhunev K.O.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://vestnik.tsuab.ru/jour/article/view/856">https://vestnik.tsuab.ru/jour/article/view/856</self-uri><abstract><p>На сети железных дорог России продолжается активное внедрение инновационных тяжеловесных вагонов с нагрузкой на ось 25 - 27 тс и организация движения грузовых поездов повышенной массы и длины. Новые условия эксплуатации сооружений неизбежно приводят к необходимости оценки несущей способности, долговечности, скорости накопления усталостных повреждений и надежности этих конструкций. Кроме того, для железнодорожных мостов важными контролируемыми параметрами являются динамические характеристики (частоты и формы собственных колебаний, скорость их затухания, динамическая жесткость).</p><p>В статье рассмотрены особенности динамического взаимодействия неоднородных по структуре и разных по общему весу и длине поездов с мостовым сооружением при помощи численного моделирования в программном комплексе Midas Civil. Верификация расчетной модели осуществлена по динамическим параметрам пролетных строений (частотам собственных колебаний), которые были определены при обследовании моста с помощью системы Тензор-МС.</p></abstract><trans-abstract xml:lang="en"><p>Innovative heavy wagons with a 25–27 tf axle load and the freight train movement organization having a higher weight and length are being put into operation in Russia. New operating conditions of railway bridges require an assessment of bearing capacity, durability, accumulation rate of fatigue damage and reliability. The important parameters are the dynamic properties of railway bridges (frequencies and modes of natural vibrations, decay rate, dynamic stiffness).</p><p>The aim of this work is to determine the dynamic interaction of trains having different structure, weight and length with a railway bridge using numerical modeling in the midas Civil bridge software. The proposed model is verified by the dynamic parameters of spans (natural vibration frequencies), which are determined during the bridge inspection using a Tensor-MS system.</p><p>The modal analysis is given to the finite element model. The lowest natural modes of the bridge are determined. Based on numerical simulation of the interaction between the train and the bridge unfavorable speed of trains is calculated leading to an increase in the oscillation amplitude of the bridge span as well as in the bridge dynamic coefficient with regard to the design features of the train structure and composition.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>метод конечных элементов</kwd><kwd>численное моделирование</kwd><kwd>подвижная нагрузка</kwd><kwd>динамическое воздействие</kwd><kwd>экспериментальные исследования</kwd><kwd>железнодорожный мост</kwd><kwd>сталежелезобетонное пролетное строение</kwd><kwd>сварное пролетное строение</kwd></kwd-group><kwd-group xml:lang="en"><kwd>finite element model</kwd><kwd>numerical simulation</kwd><kwd>moving load</kwd><kwd>dynamic load</kwd><kwd>experimental research</kwd><kwd>railway bridge</kwd><kwd>steel-reinforced concrete span</kwd><kwd>weld-fabricated span</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Голикова Ю.А. 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