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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">vestnikcstroy</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник НИЦ «Строительство»</journal-title><trans-title-group xml:lang="en"><trans-title>Bulletin of Science and Research Center of Construction</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2224-9494</issn><issn pub-type="epub">2782-3938</issn><publisher><publisher-name>АО «НИЦ «Строительство»</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="edn" pub-id-type="custom">YNSGCG</article-id><article-id custom-type="elpub" pub-id-type="custom">vestnikcstroy-381</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>Статьи</subject></subj-group></article-categories><title-group><article-title>Анализ конструктивных воздействий зависимых от времени свойств бетона: международный согласованный формат (перевод с англ. яз.)</article-title><trans-title-group xml:lang="en"><trans-title></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>Киорино</surname><given-names>М.А.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Марио Альберто КИОРИНО, Почетный профессор структурного анализа, Политехнический Университет Турина; Национальный член Туринской академии наук; Почетный член Американского института бетона. Председатель комитета ACI 209 «Ползучесть и усадка в бетоне», г. Турин, Италия</p><p>e-mail: mario.chiorino@polito.it</p></bio><email xlink:type="simple">mario.chiorino@polito.it</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>Политехнический Университет Турина</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>31</day><month>05</month><year>2024</year></pub-date><volume>16</volume><issue>1</issue><fpage>48</fpage><lpage>66</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Киорино М., 2024</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="ru">Киорино М.</copyright-holder><copyright-holder xml:lang="en">Киорино М.</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.cstroy.ru/jour/article/view/381">https://vestnik.cstroy.ru/jour/article/view/381</self-uri><abstract><p>Современные конструкции из бетона, возводимые с использованием сложных последовательных методов строительства и/или характеризующиеся значительными неоднородностями, в целом, очень чувствительны к воздействиям, зависящим от поведения бетона во времени (ползучесть и усадка).</p><p>Руководящие принципы оценки этих эффектов были разработаны в последние десятилетия международными организациями, занимающимися предстандартами и стандартами, на основе общей, хотя и прогрессивно развивающейся, научной базы и, по существу, согласованного во всем мире формата.</p><p>Автор обсуждает развитие, при его большом личном участии, этого благоприятного сценария, обозначая области устоявшегося консенсуса и открытых проблем.</p><p>В вопросе, какими именно параметрами характеризуется эффект ползучести, обычно признается, что надежный анализ поведения конструкции в условиях эксплуатации может быть выполнен на основе линейной теории наследственной вязкоупругости, впервые созданной итальянским математиком Волтеррой на заре 20-го века.</p><p>В статье рассматриваются возможные последствия этого подхода для расчетов применительно, с одной стороны, к принятию реалистичных современных моделей для прогнозирования поведения бетона, связанного с ползучестью, и, с другой стороны, к сложности и последовательному характеру строительства, а также иллюстрирует современные обновленные руководящие принципы, разработанные на международном уровне, для оценки влияния ползучести, как на этапах предварительного и эскизного проектирования, так и при разработке рабочих чертежей и анализе долгосрочной надежности сложных и последовательных конструктивных систем.</p><p>Эти руководства предназначены также для рассмотрения других явлений, которые вызывают отклонения от линейной вязкоупругости при старении, таких как трещинообразование при растяжении, циклическая ползучесть и релаксация напряжений в преднапряженной арматуре при переменной деформации, а также влияние влажности и температурных колебаний.</p><p>Статья также была задумана как дань памяти Почетного члена ЕКБ (Евро-Международный комитет по бетону) и действительного члена Академии строительства и архитектуры СССР Алексея Алексеевича Гвоздева, в течение длительного времени руководившего лабораторией теории железобетона НИИЖБ, НИИ бетона и железобетона, который теперь назван его именем, за его решающую роль в оказании помощи и содействию автора на первых этапах продвижения в ЕКБ и ФИП (Международная федерации преднапряженного железобетона), создавших фундамент этого нового расширенного формата анализа ползучести, в изучение которой школа советских ученых и самого Гвоздева внесла основополагающий вклад.</p></abstract><kwd-group xml:lang="ru"><kwd>бетон</kwd><kwd>усадка</kwd><kwd>ползучесть</kwd><kwd>изменение линейной вязкоупругости во времени</kwd><kwd>структурные эффекты</kwd><kwd>последовательное строительство</kwd><kwd>концептуальный дизайн</kwd><kwd>рабочее проектирование и анализ надёжности при длительной эксплуатации</kwd><kwd>кодексы и рекомендации</kwd><kwd>школа А.А. 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