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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-124</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>О влиянии сжимаемости на шум вытеснения от несущего винта вертолета</article-title><trans-title-group xml:lang="en"><trans-title>THE EFFECT OF COMPRESSIBILITY FOR DISPLACEMENT NOISE FROM THE HELICOPTER ROTOR</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>Крицкий</surname><given-names>Б. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Kritskiy</surname><given-names>B. S.</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>Миргазов</surname><given-names>Р. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Mirgazov</surname><given-names>R. M.</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>Никольский</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Nikolskiy</surname><given-names>A. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">ЦАГИ им. проф. Н.Е. Жуковского<country>Россия</country></aff></aff-alternatives><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>45</fpage><lpage>50</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Крицкий Б.С., Миргазов Р.М., Никольский А.А., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Крицкий Б.С., Миргазов Р.М., Никольский А.А.</copyright-holder><copyright-holder xml:lang="en">Kritskiy B.S., Mirgazov R.M., Nikolskiy A.A.</copyright-holder><license 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/124">https://avia.mstuca.ru/jour/article/view/124</self-uri><abstract><p>Рассмотрена задача генерации шума несущим винтом, обусловленная толщиной его лопастей - шум вытеснения или объемный шум. Описывается методика расчета шума вытеснения, которая основана на линейной акустической теории с учетом изменения эффективной толщины лопасти во времени вследствие сжимаемости потока.</p></abstract><trans-abstract xml:lang="en"><p>The problem of noise generation of rotor due to the thickness of blades - displacement noise is considered. The method of calculating the displacement noise, which is based on linear acoustic theory for the changes in the effective thickness of the blade over time due to the compressibility of the flow are described.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>вертолет</kwd><kwd>несущий винт</kwd><kwd>шум вытеснения</kwd><kwd>лопасть</kwd><kwd>уровень звукового давления</kwd><kwd>сжимаемость</kwd></kwd-group><kwd-group xml:lang="en"><kwd>helicopter</kwd><kwd>rotor</kwd><kwd>displacement noise</kwd><kwd>blade</kwd><kwd>sound pressure level</kwd><kwd>compressibility</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">Джонсон У. Теория вертолета. М.: Мир, 1983. Т. 2. 1022 c.</mixed-citation><mixed-citation xml:lang="en">Dzhonson U. Teoriya vertoleta. M.: Mir. 1983. T. 2. 1022 p. (In Russian).</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Головкин В.А., Крицкий Б.С., Миргазов Р.М. О расчете шума вытеснения несущего винта, вызванного толщиной лопасти // Ученые записки ЦАГИ. 2010.Т. XLI. № 5. С. 3-12.</mixed-citation><mixed-citation xml:lang="en">Golovkin V.A., Krickiyj B.S., Mirgazov R.M. O raschete shuma vytesnenija nesushhego vinta, vyzvannogo tolshhinoj lopasti. Uchenihe zapiski CAGI. 2010. V. XLI. № 5. Pp. 3-12. (In Russian).</mixed-citation></citation-alternatives></ref><ref id="cit3"><label>3</label><citation-alternatives><mixed-citation xml:lang="ru">Баскин В.Э. Акустическое давление, вызываемое винтом вертолета при горизонтальном полете // Труды ЦАГИ. 1972. Вып. 1373.</mixed-citation><mixed-citation xml:lang="en">Baskin V.Eh. Akusticheskoe davlenie, vyzyvaemoe vintom vertoleta pri gorizontal'nom polete. Trudih CAGI. 1972. Issue 1373. (In Russian).</mixed-citation></citation-alternatives></ref><ref id="cit4"><label>4</label><citation-alternatives><mixed-citation xml:lang="ru">Schmitz F.H., Boxwell D.A. In-Flight Far-field Measurement of Helicopter Impulsive Noise. 32nd Annual National Forum AHS Preprint. 1976. № 1062.</mixed-citation><mixed-citation xml:lang="en">Schmitz F.H., Boxwell D.A. In-Flight Far-field Measurement of Helicopter Impulsive Noise. 32nd Annual National Forum AHS Preprint. 1976. № 1062.</mixed-citation></citation-alternatives></ref></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
