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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="en"><front><journal-meta><journal-id journal-id-type="publisher-id">donstu</journal-id><journal-title-group><journal-title xml:lang="en">Advanced Engineering Research (Rostov-on-Don)</journal-title><trans-title-group xml:lang="ru"><trans-title>Advanced Engineering Research (Rostov-on-Don)</trans-title></trans-title-group></journal-title-group><issn pub-type="epub">2687-1653</issn><publisher><publisher-name>Don State Technical University</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">donstu-1230</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="en"><subject>MECHANICAL ENGINEERING</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>МАШИНОСТРОЕНИЕ</subject></subj-group></article-categories><title-group><article-title>OPTIMISATION OF AUTOMOBILE ANTIFREEZE COMPOSITIONS</article-title><trans-title-group xml:lang="ru"><trans-title>ОПТИМИЗАЦИЯ СОСТАВА АВТОМОБИЛЬНОГО АНТИФРИЗА</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>КУРЕНЬ</surname><given-names>СЕРГЕЙ ГРИГОРЬЕВИЧ</given-names></name><name name-style="western" xml:lang="en"><surname>KUREN</surname><given-names>S.G.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>ДЬЯЧЕНКО</surname><given-names>АНАТОЛИЙ ДМИТРИЕВИЧ</given-names></name><name name-style="western" xml:lang="en"><surname>DIACHENKO</surname><given-names>A.D.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>СОКОЛ</surname><given-names>НИКОЛАЙ АЛЕКСАНДРОВИЧ</given-names></name><name name-style="western" xml:lang="en"><surname>SOKOL</surname><given-names>N.A.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>ВАССЕЛЬ</surname><given-names>СЕРГЕЙ СЕРГЕЕВИЧ</given-names></name><name name-style="western" xml:lang="en"><surname>VASSEL</surname><given-names>S.S.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Донской государственный технический университет.</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Don State Technical University.</institution><country>Russian Federation</country></aff></aff-alternatives><aff xml:lang="ru" id="aff-2"><institution>МГУТУ</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2008</year></pub-date><pub-date pub-type="epub"><day>30</day><month>06</month><year>2008</year></pub-date><volume>8</volume><issue>2</issue><fpage>203</fpage><lpage>205</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; KUREN S., DIACHENKO A., SOKOL N., VASSEL S., 2008</copyright-statement><copyright-year>2008</copyright-year><copyright-holder xml:lang="ru">КУРЕНЬ С., ДЬЯЧЕНКО А., СОКОЛ Н., ВАССЕЛЬ С.</copyright-holder><copyright-holder xml:lang="en">KUREN S., DIACHENKO A., SOKOL N., VASSEL 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.vestnik-donstu.ru/jour/article/view/1230">https://www.vestnik-donstu.ru/jour/article/view/1230</self-uri><abstract><p>A quantum chemical study of the structure and stability of such antifreeze components as water and glycol has been undertaken using ab initio method in DZV basis. It is shown, that if ratio of water and glycol is optimal, decreasing of temperature leads to self-organization in the molecular level and structuring of water- spirit mixture and conversion to the solid state in low temperature (-75 оС).</p><p> </p></abstract><trans-abstract xml:lang="ru"/><kwd-group xml:lang="ru"><kwd>АНТИФРИЗ</kwd><kwd>КВАНТОВО-ХИМИЧЕСКОЕ МОДЕЛИРОВАНИЕ</kwd><kwd>НЕЭМПИРИЧЕСКИЕ РАСЧЁТЫ</kwd><kwd>ЭНЕРГИЯ КОМПЛЕКСООБРАЗОВАНИЯ</kwd><kwd>АССОЦИАТЫ</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">Техническое обслуживание автомобилей./А.А.Газарян. -М.: Издательский дом «Третий Рим», 2000. -272 с.</mixed-citation><mixed-citation xml:lang="en">Техническое обслуживание автомобилей./А.А.Газарян. -М.: Издательский дом «Третий Рим», 2000. -272 с.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Кузнецов Е.С. 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