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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">vestift</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Национальной академии наук Беларуси. Серия физико-технических наук</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the National Academy of Sciences of Belarus. Physical-technical series</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1561-8358</issn><issn pub-type="epub">2524-244X</issn><publisher><publisher-name>The Republican Unitary Enterprise Publishing House "Belaruskaya Navuka"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.29235/1561-8358-2025-70-1-37-43</article-id><article-id custom-type="elpub" pub-id-type="custom">vestift-877</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>ЭНЕРГЕТИКА, ТЕПЛО- И МАССООБМЕН</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>POWER ENGINEERING, HEAT AND MASS TRANSFER</subject></subj-group></article-categories><title-group><article-title>К расчету зарядки капель при коронном разряде в камере аэроионной обработки органических материалов</article-title><trans-title-group xml:lang="en"><trans-title>On the calculation of droplet charging during corona discharge in the chamber of air ionic treatment of organic materials</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4723-4029</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Янко</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Yanko</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Янко Максим Валерьевич  –  магистр  технических  наук,  старший  преподаватель </p><p>пр. Независимости, 99, 220012, Минск</p></bio><bio xml:lang="en"><p>Maxim V. Yanko – Master of Engineering Sciences, Senior Lecturer</p><p>99, Nezavisimosti Ave., 220012, Minsk</p></bio><email xlink:type="simple">ymv.pps@bsatu.by</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4716-6123</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чорный</surname><given-names>А. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Chorny</surname><given-names>A. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Чорный Андрей Дмитриевич – кандидат физико-математических наук, доцент, заведующий лабораторией </p><p>ул. П. Бровки, 15, 220072, Минск</p></bio><bio xml:lang="en"><p>Andrei D. Chorny  – Cand. Sci. (Physics and Mathematics), Associate Professor, Head of the Laboratory </p><p>15, P. Brovka St., 220072, Minsk</p></bio><email xlink:type="simple">anchor@hmti.ac.by</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3431-7925</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Заяц</surname><given-names>Е. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Zayats</surname><given-names>Ya. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Заяц Евгений Михайлович – доктор технических наук, профессор, профессор </p><p>пр. Независимости, 99, 220012, Минск</p></bio><bio xml:lang="en"><p>Yauheni M. Zayats – Dr. Sci. (Engineering), Professor, Professor</p><p>99, Nezavisimosti Ave., 220012, Minsk</p></bio><email xlink:type="simple">zayatsem@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Белорусский государственный аграрный технический университет</institution></aff><aff xml:lang="en"><institution>Belarusian State Agrarian Technical University</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт тепло- и массообмена имени А. В. Лыкова Национальной академии наук Беларуси</institution></aff><aff xml:lang="en"><institution>A. V. Luikov Heat and Mass Transfer Institute of the National Academy of Science of Belarus</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>26</day><month>03</month><year>2025</year></pub-date><volume>70</volume><issue>1</issue><fpage>37</fpage><lpage>43</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Янко М.В., Чорный А.Д., Заяц Е.М., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Янко М.В., Чорный А.Д., Заяц Е.М.</copyright-holder><copyright-holder xml:lang="en">Yanko M.V., Chorny A.D., Zayats Y.M.</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://vestift.belnauka.by/jour/article/view/877">https://vestift.belnauka.by/jour/article/view/877</self-uri><abstract><p>Представлена в дрейфово-диффузионном приближении математическая модель, которая описывает перенос заряженных частиц в воздухе при действии коронного разряда, а также изменение поверхностного заряда капель в капельно-воздушной среде. Данная модель позволяет рассчитать динамику сообщения заряда каплям органических материалов при их аэроионной обработке с учетом неоднородности электрического поля коронного разряда. Неоднородное электрическое поле создается при приложении электрического напряжения между электродами типа игла и внутренней поверхностью камеры аэроионной обработки органических материалов. Экспериментально показано, что электрический заряд молекул питательной среды и дрожжевой клетки в капле влияет на диффузию питательных веществ внутрь клетки и, как следствие, на развитие и продуктивность дрожжей, которая увеличивается на 12–17 % по сравнению с применением способов, не связанных с аэроионной обработкой органических материалов. Проведенные экспериментальные исследования указывают на возможность применения модели для проектирования реальных камер аэроионной обработки с целью оптимизации их работы.</p></abstract><trans-abstract xml:lang="en"><p>A mathematical model is presented in the drift-diffusion approximation, which describes the transport of charged particles in the air under the action of a corona discharge, as well as a change in the surface charge of droplets in a droplet-air environment. This model allows us to calculate the dynamics of charge transmission to droplets of organic materials during their aeroion treatment, taking into account the heterogeneity of the electric field of the corona discharge. An inhomogeneous electric field is created when an electric voltage is applied between needle-type electrodes and the inner surface of the chamber for aeroion treatment of organic materials. It has been experimentally shown that the electric charge of nutrient medium and yeast cell molecules in a drop affects the diffusion of nutrients into the cell and, as a result, the development and productivity of yeast, which increases by 12–17 % compared with the use of methods not related to aeroion treatment of organic materials. The conducted experimental studies indicate the possibility of using the model to design real aeroion treatment chambers in order to optimize their operation.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>коронный разряд</kwd><kwd>заряд капли</kwd><kwd>аэроионная активация</kwd><kwd>дрейфово-диффузионное приближение</kwd></kwd-group><kwd-group xml:lang="en"><kwd>corona discharge</kwd><kwd>droplet charge</kwd><kwd>air ionic activation</kwd><kwd>drift-diffusion approximation</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">Жакин, А. 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