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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">10.31675/1607-1859-2021-23-5-59-70</article-id><article-id custom-type="elpub" pub-id-type="custom">vestniktgasu-1079</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>СТРОИТЕЛЬНЫЕ КОНСТРУКЦИИ, ЗДАНИЯ И СООРУЖЕНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>BUILDING AND CONSTRUCTION</subject></subj-group></article-categories><title-group><article-title>Структурно-механическая модель бетона с ортотропным армированием спиралевидной фиброй</article-title><trans-title-group xml:lang="en"><trans-title>Structural and mechanical model of spiral fiber-reinforced concrete</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>Бочкарева</surname><given-names>О. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Bochkareva</surname><given-names>O. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бочкарева Ольга Станиславовна, специалист</p><p>625000, г. Тюмень, ул. Володарского, 38</p></bio><bio xml:lang="en"><p>Olga S. Bochkareva, Specialist</p><p>38, Volodarskii Str., 625000, Tyumen</p></bio><email xlink:type="simple">olga_bos09@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>Еренчинов</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Erenchinov</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Еренчинов Сергей Александрович, канд. техн. наук, доцент</p><p>625000, г. Тюмень, ул. Володарского, 38</p></bio><bio xml:lang="en"><p>Sergey A. Erenchinov, PhD, A/Professor</p><p>38, Volodarskii Str., 625000, Tyumen</p></bio><email xlink:type="simple">erenchinov@yandex.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>Зимакова</surname><given-names>Г. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Zimakova</surname><given-names>G. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Зимакова Галина Александровна, канд. техн. наук, доцент</p><p>625000, г. Тюмень, ул. Володарского, 38</p></bio><bio xml:lang="en"><p>Galina A. Zimakova, PhD, A/Professor</p><p>38, Volodarskii Str., 625000, Tyumen</p></bio><email xlink:type="simple">zimakovaga@tyuiu.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>Каспер</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kasper</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Каспер Елена Александровна, ст. преподаватель</p><p>625000, г. Тюмень, ул. Володарского, 38</p></bio><bio xml:lang="en"><p>Elena A. Kasper, Senior Lecturer</p><p>38, Volodarskii Str., 625000, Tyumen</p></bio><email xlink:type="simple">elena-kasper@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Тюменский индустриальный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Industrial University of Tyumen</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>26</day><month>10</month><year>2021</year></pub-date><volume>23</volume><issue>5</issue><fpage>59</fpage><lpage>70</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Бочкарева О.С., Еренчинов С.А., Зимакова Г.А., Каспер Е.А., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Бочкарева О.С., Еренчинов С.А., Зимакова Г.А., Каспер Е.А.</copyright-holder><copyright-holder xml:lang="en">Bochkareva O.S., Erenchinov S.A., Zimakova G.A., Kasper E.A.</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/1079">https://vestnik.tsuab.ru/jour/article/view/1079</self-uri><abstract><p>Под ортотропным армированием бетона понимается прием введения в состав бетона спиралевидной фибры.</p><p>Для решения задачи обобщения результатов исследования влияния геометрических параметров спиралевидной фибры на физико-механические характеристики бетона плотной структуры применен метод конечно-элементного моделирования.</p><p>Математическая модель фиброармированного бетона, основанная на методике проведения численного и экспериментального исследования, показывает, что получение композита с заданными свойствами и структурой обеспечивается при оптимальных параметрах спиралевидной фибры: длина – 20–30 мм, диаметр – 5 мм, расстояние между витками – 1,5 мм.</p></abstract><trans-abstract xml:lang="en"><p>Orthotropic concrete reinforcement is the addition of spiral fibers to concrete. Finite element modeling is used to study the influence of the spiral fiber geometry on the physical and mechanical properties of concrete. Based on the numerical and experimental research, the proposed mathematical model of fiber-reinforced concrete shows that the composite with the desired properties and structure is obtained with the optimum parameters of the spiral fiber namely 20-30 mm length, 5 mm diameter, and 1.5 mm distance between turns.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>ортотропное армирование</kwd><kwd>спиралевидная фибра</kwd><kwd>бетон</kwd><kwd>математическая модель</kwd><kwd>метод конечных элементов</kwd><kwd>механические свойства</kwd></kwd-group><kwd-group xml:lang="en"><kwd>orthotropic reinforcement</kwd><kwd>spiral fiber</kwd><kwd>concrete</kwd><kwd>mathematical model</kwd><kwd>finite-element method</kwd><kwd>mechanical properties</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">Калашников В.И. Эволюция развития составов и изменение прочности бетонов. 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