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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">vestnikvniizht</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник Научно-исследовательского института железнодорожного транспорта (ВЕСТНИК ВНИИЖТ)</journal-title><trans-title-group xml:lang="en"><trans-title>RUSSIAN RAILWAY SCIENCE JOURNAL</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2223-9731</issn><issn pub-type="epub">2713-2560</issn><publisher><publisher-name>Joint Stock Company "Railway Research Institute"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21780/2223-9731-2020-79-5-271-275</article-id><article-id custom-type="elpub" pub-id-type="custom">vestnikvniizht-466</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>Другое</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Miscellaneous</subject></subj-group></article-categories><title-group><article-title>Влияние длинных неровностей продольного профиля на безопасность движения в условиях интенсификации перевозочного процесса</article-title><trans-title-group xml:lang="en"><trans-title>Influence of long irregularities of the longitudinal profile on traffic safety under conditions of intensification of the transportation process</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Певзнер</surname><given-names>В. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Pevzner</surname><given-names>V. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Певзнер Виктор Ошерович, д-р техн. наук, профессор, главный научный сотрудник, НЦ «ЦПРК»</p><p>Москва, 129626</p></bio><bio xml:lang="en"><p>Viktor O. PEVZNER, Dr. Sci. (Eng.), Professor, Chief Researcher, SC “TsPRK”</p><p>Moscow, 129626</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чечельницкий</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Chechel’nitskiy</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Чечельницкий Александр Иванович, начальник управления пути и сооружений Центральной дирекции инфраструктуры</p><p>Москва, 129090</p></bio><bio xml:lang="en"><p>Aleksander I. CHECHEL’NITSKIY, Head of the Department “Tracks and track facilities” of the Central Directorate of Infrastructure</p><p>Moscow, 129090</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шапетько</surname><given-names>К. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Shapet’ko</surname><given-names>K. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шапетько Кирилл Вячеславович, научный сотрудник, НЦ «ЦПРК»</p><p>Москва, 129626</p></bio><bio xml:lang="en"><p>Kirill V. SHAPET’KO, Researcher, SC “TsPRK”</p><p>Moscow, 129626</p></bio><email xlink:type="simple">shapetko.kirill@vniizht.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>Сидорова</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Sidorova</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сидорова Елена Анатольевна, канд. техн. наук, старший научный сотрудник, НЦ «ЦПРК»</p><p>Москва, 129626</p></bio><bio xml:lang="en"><p>Elena A. SIDOROVA, Cand. Sci. (Eng.), Senior Researcher, SC “TsPRK”</p><p>Moscow, 129626</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сластенин</surname><given-names>А. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Slastenin</surname><given-names>A. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сластенин Александр Юрьевич, ведущий инженер, НЦ «ЦПРК»</p><p>Москва, 129626</p></bio><bio xml:lang="en"><p>Aleksander Yu. SLASTENIN, Leading Engineer, SC “TsPRK”</p><p>Moscow, 129626</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Акционерное общество «Научно-исследовательский институт железнодорожного транспорта» (АО «ВНИИЖТ»)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Joint Stock Company “Railway Research Institute” (JSC “VNIIZHT”)</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Открытое акционерное общество «Российские железные дороги» (ОАО «РЖД»)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Joint Stock Company “Russian Railways” (JSC “RZD”)</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>10</day><month>11</month><year>2020</year></pub-date><volume>79</volume><issue>5</issue><fpage>271</fpage><lpage>275</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Певзнер В.О., Чечельницкий А.И., Шапетько К.В., Сидорова Е.А., Сластенин А.Ю., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Певзнер В.О., Чечельницкий А.И., Шапетько К.В., Сидорова Е.А., Сластенин А.Ю.</copyright-holder><copyright-holder xml:lang="en">Pevzner V.O., Chechel’nitskiy A.I., Shapet’ko K.V., Sidorova E.A., Slastenin A.Y.</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://www.journal-vniizht.ru/jour/article/view/466">https://www.journal-vniizht.ru/jour/article/view/466</self-uri><abstract><p>Описаны ключевые направления интенсификации перевозочного процесса и обозначено их влияние на инфраструктуру. Определено понятие длинных неровностей продольного профиля и предложен способ, позволяющий изучать геометрические параметры и интенсивность роста длинных неровностей. Дана оценка влияния длинных неровностей на расход энергии на тягу поездов.</p><p>В статье большое внимание уделено влиянию длинных неровностей продольного профиля на безопасность движения. Представлены результаты анализа состояния участка железнодорожного пути, где произошел сход вагонов грузового поезда. Приведены результаты расчетов уровня сил, возникающих в автосцепке, и коэффициентов вертикальной динамики первой ступени подвешивания для вагонов в составе поезда при движении на подъем по длинным неровностям. По результатам проведенных исследований сформулированы основные выводы и предложено направление дальнейших исследований.</p></abstract><trans-abstract xml:lang="en"><p>The key directions of intensification of the transportation process are described and their influence on the infrastructure is indicated. The concept of long irregularities of the longitudinal profile is defined and a method is proposed that allows one to study the geometric parameters and the growth rate of long irregularities. An assessment of the influence of long irregularities on energy consumption during the traction of trains is given.In the article, much attention is paid to the influence of long irregularities of the longitudinal profile on traffic safety. The article presents the results of the state analysis of the railway track section, where there was a derailment of the freight cars. The results of calculations of the level of forces arising in the automatic coupling and the coefficients of the vertical dynamics of the first stage of suspension for cars in a train when moving uphill along long irregularities are presented. Based on the results of the research, the main conclusions are formulated and the direction of further research is proposed.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>железнодорожный путь</kwd><kwd>продольный профиль</kwd><kwd>длинные неровности</kwd><kwd>коэффициенты вертикальной динамики</kwd><kwd>геометрия рельсовой колеи</kwd><kwd>безопасность движения</kwd></kwd-group><kwd-group xml:lang="en"><kwd>railway track</kwd><kwd>longitudinal profile</kwd><kwd>long irregularities</kwd><kwd>vertical dynamics coefficients</kwd><kwd>rail track geometry</kwd><kwd>traffic safety</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">Иванов П. А. Об эффективности технологии тяжеловесного движения и перспективах ее развития // Железнодорожный транспорт. 2016. № 10. С. 16 – 18.</mixed-citation><mixed-citation xml:lang="en">Ivanov P. A. 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