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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">vguit</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник Воронежского государственного университета инженерных технологий</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the Voronezh State University of Engineering Technologies</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2226-910X</issn><issn pub-type="epub">2310-1202</issn><publisher><publisher-name>VSUET</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.20914/2310-1202-2025-3-44-49</article-id><article-id custom-type="elpub" pub-id-type="custom">vguit-3657</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>Пищевые системы</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Food systems</subject></subj-group></article-categories><title-group><article-title>Теплонасосное энергоснабжение флюидной технологии получения сухих СО2-экстрактов из травы зверобоя</article-title><trans-title-group xml:lang="en"><trans-title>Heat pump power supply of fluid technology for obtaining dry CO2-extracts from plant 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/0000-0003-2363-7648</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Домбровская</surname><given-names>Я. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Dombrovskaia</surname><given-names>I. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.т.н., доцент, кафедра машин и аппаратов пищевых производств, пр-т Революции, 19, г. Воронеж, 394036, Россия</p></bio><bio xml:lang="en"><p>Cand. Sci. (Engin.), assistant professor, machines and apparatus of food technologies department, Revolution Av., 19 Voronezh, 394036, Russia</p></bio><email xlink:type="simple">yana_dombrovskaya@inbox.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2599-5692</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шевцов</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Shevtsov</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.т.н., профессор, ,, ул. Старых Большевиков, д. 54 а, г. Воронеж, 394064, Россия</p></bio><bio xml:lang="en"><p>Dr. Sci. (Engin.), professor, ,, st. Starykh Bolshevikov, 54 a, Voronezh, 394064, Russia</p></bio><email xlink:type="simple">shevalol@rambler.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3060-8688</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дранников</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Drannikov</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.т.н., профессор, кафедра машин и аппаратов пищевых производств, пр-т Революции, 19, г. Воронеж, 394036, Россия</p></bio><bio xml:lang="en"><p>Dr. Sci. (Engin.), professor, machines and apparatus of food technologies department, Revolution Av., 19 Voronezh, 394036, Russia</p></bio><email xlink:type="simple">drannikov@list.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Воронежский государственный университет инженерных технологий</institution></aff><aff xml:lang="en"><institution>Voronezh State University of Engineering Technologies</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина</institution></aff><aff xml:lang="en"><institution>Air Force Academy named after Prof. N.E. Zhukovsky and Y.A. Gagarin, Voronezh</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>17</day><month>12</month><year>2025</year></pub-date><volume>87</volume><issue>3</issue><fpage>44</fpage><lpage>49</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Домбровская Я.П., Шевцов А.А., Дранников А.В., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Домбровская Я.П., Шевцов А.А., Дранников А.В.</copyright-holder><copyright-holder xml:lang="en">Dombrovskaia I.P., Shevtsov A.A., Drannikov A.V.</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://www.vestnik-vsuet.ru/vguit/article/view/3657">https://www.vestnik-vsuet.ru/vguit/article/view/3657</self-uri><abstract><p>Производство высококачественной микробиологически чистой продукции является важной задачей для предприятий пищевой промышленности. Учитывая высокую микробиологическую загрязненность сырья (в основном муки), для производства хлебобулочных изделий, необходимо использовать комплексные технологии, а также продукты, обладающие антибактериальными или антибиотическими свойствами для предотвращения микробиологической порчи. Таким антибактериальным действием обладает трава зверобоя благодаря высокому содержанию веществ, обладающих бактерицидными свойствами (дубильные вещества, фитонциды, флавоноиды, эфирные масла) и антиоксидантов. Современные тенденции в развитии теории тепловых процессов подготовили условия для научного подхода к созданию промышленных энергосберегающих и экологически безопасных флюидных технологий получения сухих СО2-экстрактов из растительного сырья на основе теплонасосного теплоснабжения. Выбор рабочих циклов тепловых насосов, озонобезопасных рабочих тел, рациональных схем вовлечения теплонасосного оборудования в структуру технологического пота составляет значительный объем исследований в области альтернативной энергетики. Для эффективного замещения в системах теплоснабжения невозобновляемых источников энергии на теплоту возобновляемых и вторичных энергоресурсов предложена теплонасосная технология получения сухих СО2экстрактов из травы зверобоя, в которой рассматриваются два смежных процесса – флюидная СО2-экстракция и распылительная сушка, для реализации температурных режимов которых используется каскадный трехступенчатый тепловой насос. Определены органолептические и физико-химические показатели, а также химический состав сухого экстракта травы зверобоя, полученного по предлагаемой технологии, свидетельствующие о высоких антибактериальных свойствах.</p></abstract><trans-abstract xml:lang="en"><p>Production of high-quality microbiologically pure products is an important task for food industry enterprises. Given the high microbiological contamination of raw materials (mainly flour), for the production of bakery products, it is necessary to use complex technologies, as well as products with antibacterial or antibiotic properties to prevent microbiological spoilage. St. John's wort has such an antibacterial effect due to the high content of substances with bactericidal properties (tannins, phytoncides, flavonoids, essential oils) and antioxidants. Modern trends in the development of the theory of thermal processes have prepared the conditions for a scientific approach to the creation of industrial energy-saving and environmentally friendly fluid technologies for obtaining dry CO2-extracts from plant materials based on heat pump heating. The choice of working cycles of heat pumps, ozone-safe working fluids, rational schemes of involving heat pump equipment in the structure of technological sweat constitutes a significant volume of research in the field of alternative energy. For effective substitution in heat supply systems of non-renewable energy sources for heat of renewable and secondary energy resources, a heat pump technology for obtaining dry CO2-extracts from St. John's wort is proposed, which considers two related processes – fluid CO2-extraction and spray drying, for realization of temperature modes of which a cascade three-stage heat pump is used. Organoleptic and physicochemical indicators, as well as the chemical composition of the dry extract of St. John's wort, obtained according to the proposed technology, are determined, indicating high antibacterial properties.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>микробиологическая порча</kwd><kwd>антибактериальные свойства</kwd><kwd>трава зверобоя</kwd><kwd>сверхкритические флюиды</kwd><kwd>тепловой насос</kwd><kwd>CO2-экстракция</kwd></kwd-group><kwd-group xml:lang="en"><kwd>microbiological spoilage</kwd><kwd>antibacterial properties</kwd><kwd>St. John's wort</kwd><kwd>supercritical fluids</kwd><kwd>heat pump</kwd><kwd>CO2-extraction</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">Королев А.А., Смирнов С.О., Фазуллина О.Ф. Определение критических контрольных точек при производстве макаронных изделий // Ползуновский вестник. 2021. № 1. 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