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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">vimjour</journal-id><journal-title-group><journal-title xml:lang="ru">Сельскохозяйственные машины и технологии</journal-title><trans-title-group xml:lang="en"><trans-title>Agricultural Machinery and Technologies</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2073-7599</issn><publisher><publisher-name>Federal State Budgetary Scientific Institution «Federal Scientific Agroengineering Center VIM»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.22314/2073-7599-2023-17-4-55-61</article-id><article-id custom-type="edn" pub-id-type="custom">SPTZND</article-id><article-id custom-type="elpub" pub-id-type="custom">vimjour-541</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>ИННОВАЦИОННЫЕ ТЕХНОЛОГИИ И ОБОРУДОВАНИЕ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>INNOVATIVE TECHNOLOGIES AND EQUIPMENT</subject></subj-group></article-categories><title-group><article-title>Температурные показатели охлаждающих жидкостей для аккумуляторов электротракторов и электромобилей</article-title><trans-title-group xml:lang="en"><trans-title>Coolant Temperature Indicators for Batteries in Electric Tractors and Vehicles</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>Дидманидзе</surname><given-names>О. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Didmanidze</surname><given-names>O. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Отари Назирович Дидманидзе, академик РАН, доктор технических наук, профессор</p><p>Москва</p></bio><bio xml:lang="en"><p>Otari N. Didmanidze, member of the Russian Academy of Sciences, Dr.Sc.(Eng.), professor</p><p>Moscow </p></bio><email xlink:type="simple">didmanidze@rgau-msha.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>Парлюк</surname><given-names>Е. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Parlyuk</surname><given-names>E. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Екатерина Петровна Парлюк, доктор технических наук, профессор </p><p>Москва</p></bio><bio xml:lang="en"><p>Ekaterina P. Parlyuk, Dr.Sc.(Eng)., professor </p><p>Moscow </p></bio><email xlink:type="simple">kparlyuk@rgau-msha.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>Сучков</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Suchkov</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Александр Игоревич Сучков, соискатель на ученую степень кандидата технических наук</p><p>Москва</p></bio><bio xml:lang="en"><p>Alexander I. Suchkov, Ph.D. applicant</p><p>Moscow </p></bio><email xlink:type="simple">suchkov_ai@yandex.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>Бугаев</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Bugaev</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Александр Вячеславович Бугаев, кандидат технических наук, доцент кафедры</p><p>Москва</p></bio><bio xml:lang="en"><p>Alexander V. Bugaev, Ph.D.(Eng.), associate professor</p><p>Moscow </p></bio><email xlink:type="simple">a.bugaev@rgau-msha.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>Пуляев</surname><given-names>Н. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Pulyaev</surname><given-names>N N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Николай Николаевич Пуляев, кандидат технических наук, доцент</p><p>Москва</p></bio><bio xml:lang="en"><p>Nikolay N. Pulyaev, Ph.D.(Eng.), associate professor</p><p>Moscow </p></bio><email xlink:type="simple">pulyaev@rgau-msha.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>Гузалов</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Guzalov</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Артёмбек Сергеевич Гузалов, кандидат технических наук, доцент кафедры</p><p>Москва</p></bio><bio xml:lang="en"><p>Artembek S. Guzalov, Ph.D.(Eng.), associate professor</p><p>Moscow </p></bio><email xlink:type="simple">guzalov@rgau-msha.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Российский государственный аграрный университет – МСХА имени К.А. Тимирязева</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Russian State Agrarian University – Timiryazev Agricultural Academy</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>19</day><month>12</month><year>2023</year></pub-date><volume>17</volume><issue>4</issue><fpage>55</fpage><lpage>61</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Дидманидзе О.Н., Парлюк Е.П., Сучков А.И., Бугаев А.В., Пуляев Н.Н., Гузалов А.С., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Дидманидзе О.Н., Парлюк Е.П., Сучков А.И., Бугаев А.В., Пуляев Н.Н., Гузалов А.С.</copyright-holder><copyright-holder xml:lang="en">Didmanidze O.N., Parlyuk E.P., Suchkov A.I., Bugaev A.V., Pulyaev N.N., Guzalov 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://www.vimsmit.com/jour/article/view/541">https://www.vimsmit.com/jour/article/view/541</self-uri><abstract><p>Отметили тенденцию перехода в мировом сельском хозяйстве на более экономичные и экологичные электромобильные средства в связи с ростом цен на топлива и горюче-смазочные материалы. Широкое применение электромобильных средств для выполнения сельскохозяйственных работ ограничивается такими факторами, как производительность, стоимость, срок службы и безопасность тяговых батарей. Система управления температурным режимом батареи играет ключевую роль в контроле продолжительности ресурса батареи. (Цель исследования) Проанализировать современные системы охлаждения электрических аккумуляторов , определить тип охлаждающей жидкости, способной поддерживать оптимальную температуру тяговой батареи в любых климатических условиях. (Материалы и методы) Рассмотрены системы и методы охлаждения, используемые в управления температурным режимом батареи. Представлен теоретический анализ эффективности терморегулирования тяговых батарей, т.е. возможности повышения производительности аккумулятора за счет поддержания температуры батареи на требуемом уровне. Для сравнения выбраны несколько брендов электромобилей мировых автопроизводителей. (Результаты и обсуждение) Наиболее важным требованием к эффективной системе охлаждения является быстрый отвод тепла, когда батарея нагрета и при запуске система охлаждения должна работать медленно, чтобы не снижать эффективность электромобиля. На основании этого критерия представлены статистические данные режимов и условий работы тяговых батарей и их оптимальный диапазон рабочих температур. Выполнены расчеты для трех типов охлаждающих жидкостей: аммиака, этиленгликоля и фреона R134a. (Выводы) Хотя выходная температура этиленгликоля составляет 22,2 градуса Цельсия, выше на 3,3 градуса, чем у аммиака, и на 0,5 градуса выше, чем у тетрафторэтана, этот хладагент подходит для использования в медных трубках.</p></abstract><trans-abstract xml:lang="en"><p>The paper accentuates a noticeable shift toward more economical and environmentally friendly electric vehicles within global agriculture, prompted by the growing prices of fuels and lubricants. The widespread adoption of electric vehicles for agricultural tasks encounters limitations, including such factors as performance, cost, service life and safety of traction batteries. The battery thermal management system assumes a key role in regulating battery life. (Research purpose) The study aims to analyze contemporary cooling systems for electric batteries, to identify the type of coolant capable of sustaining the optimal temperature of the traction battery under diverse climatic conditions. (Materials and methods) The paper examines the cooling systems and methods employed for battery temperature control. It provides a theoretical analysis of the effectiveness of thermal regulation for traction batteries, specifically exploring the potential to enhance battery performance through the maintenance of temperature at the required level. To facilitate comparison, several brands of electric vehicles from global automakers were selected. (Results and discussion) The paramount criterion for an effective cooling system is its capacity to rapidly dissipate heat during periods of elevated battery temperature while operating at a gradual pace during startup, thereby ensuring minimal impact on the efficiency of the electric vehicle. Based on this criterion, the paper provides statistical data regarding the modes and operating conditions of traction batteries, including their optimal operating temperature range. Calculations were conducted for three coolant types: ammonia, ethylene glycol and freon R134a. (Conclusions) Despite having an outlet temperature of 22.2 degrees Celsius, ethylene glycol registers 3.3 degrees higher than ammonia and 0.5 degrees higher than tetrafluoroethane, this refrigerant is suitable for application in copper piping.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>сельскохозяйственная техника</kwd><kwd>электротракторы</kwd><kwd>электромобили</kwd><kwd>система охлаждения</kwd><kwd>тяговые аккумуляторные батареи</kwd><kwd>производительность аккумулятора</kwd><kwd>охлаждающая жидкость</kwd></kwd-group><kwd-group xml:lang="en"><kwd>agricultural machinery</kwd><kwd>electric tractors</kwd><kwd>electric vehicles</kwd><kwd>cooling system</kwd><kwd>traction batteries</kwd><kwd>battery performance</kwd><kwd>coolant</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">Ртищева Н.Е., Пуляев Н.Н., Гузалов А.С. 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