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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">caht</journal-id><journal-title-group><journal-title xml:lang="ru">Научный вестник МГТУ ГА</journal-title><trans-title-group xml:lang="en"><trans-title>Civil Aviation High Technologies</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2079-0619</issn><issn pub-type="epub">2542-0119</issn><publisher><publisher-name>Moscow State Technical University of Civil Aviation (MSTU CA)</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">caht-122</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>Особенности расчета бафтинговых явлений при моделировании обтекания летательного аппарата с использованием открытого пакета OpenFOAM</article-title><trans-title-group xml:lang="en"><trans-title>COMPUTATIONAL MODELLING OF BUFFETING EFFECTS USING OPENFOAM SOFTWARE PACKAGE</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>Калугин</surname><given-names>В. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Kalugin</surname><given-names>V. T.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Епихин</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Epikhin</surname><given-names>A. S.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>МГТУ им. Н.Э. Баумана</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2015</year></pub-date><pub-date pub-type="epub"><day>07</day><month>11</month><year>2016</year></pub-date><issue>212</issue><fpage>32</fpage><lpage>37</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Калугин В.Т., Епихин А.С., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Калугин В.Т., Епихин А.С.</copyright-holder><copyright-holder xml:lang="en">Kalugin V.T., Epikhin A.S.</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://avia.mstuca.ru/jour/article/view/122">https://avia.mstuca.ru/jour/article/view/122</self-uri><abstract><p>Показана возможность применения открытого пакета OpenFOAM и разработанных на его основе методик расчета нестационарных вихревых течений при исследовании обтекания летательного аппарата. Представлены результаты численных расчетов аэродинамических характеристик тормозного щитка, установленного на фюзеляж перспективного маневренного самолета. Описана разработанная гибридная модель турбулентности с применением RANS и LES подходов. Проведена оценка возмущений, обусловленных наличием тормозного щитка, на килевой стабилизатор летательного аппарата. Для снижения динамических нагрузок предложен тормозной щиток с перфорацией.</p></abstract><trans-abstract xml:lang="en"><p>In this paper, the preliminary results of computational modeling of an aircraft with the airbrake deployed are presented. The calculations were performed with OpenFOAM software package. The results outlined are a part of a research project to optimise aircraft performance using a perforated airbrake. Within this stage of the project OpenFOAM software package with hybrid RANS-LES approach was tested in respect to a given configuration of the aircraft, airbrake and then has been compared with the test data. For the worst case the amplitude of the peak force acting on the tail fin can be up to 6 times higher than the average value without airbrake deployed. To reduce unsteady loads acting on the tailfin, perforation of the airbrake was proposed.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>открытый пакет OpenFOAM</kwd><kwd>гибридная модель турбулентности</kwd><kwd>тормозной щиток</kwd><kwd>килевой стабилизатор</kwd><kwd>нестационарные нагрузки</kwd><kwd>перфорация</kwd></kwd-group><kwd-group xml:lang="en"><kwd>OpenFOAM package</kwd><kwd>hybrid RANS-LES turbulence model</kwd><kwd>airbrake</kwd><kwd>tail fin</kwd><kwd>unsteady loads</kwd><kwd>perforation</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">Breitsamter C., Schmid A. Airbrake-Induced Fin-Buffet Loads On Fighter Aircraft. Journal of Aircraft. 2008. Vol. 45. № 5. 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