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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">blackmet</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений. Черная Металлургия</journal-title><trans-title-group xml:lang="en"><trans-title>Izvestiya. Ferrous Metallurgy</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0368-0797</issn><issn pub-type="epub">2410-2091</issn><publisher><publisher-name>National University of Science and Technology "MISIS"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17073/0368-0797-2015-4-226-229</article-id><article-id custom-type="elpub" pub-id-type="custom">blackmet-646</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>МЕТАЛЛУРГИЧЕСКИЕ ТЕХНОЛОГИИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>METALLURGICAL TECHNOLOGIES</subject></subj-group></article-categories><title-group><article-title>ТРЕХПАРАМЕТРИЧЕСКАЯ МОДЕЛЬ СУБРЕГУЛЯРНЫХ РАСТВОРОВ</article-title><trans-title-group xml:lang="en"><trans-title>THREE-PARAMETER MODEL OF SUBREGULAR SOLUTIONS</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>Бердников</surname><given-names>В. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Berdnikov</surname><given-names>V. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.т.н., доцент, старший научный сотрудник</p></bio><bio xml:lang="en"><p>Cand. Sci. (Eng.), Assist. Professor, Senior Researcher</p></bio><email xlink:type="simple">berdnikov-chel@mail.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>Гудим</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Gudim</surname><given-names>Yu. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.т.н., профессор, заместитель директора</p></bio><bio xml:lang="en"><p>Dr. Sci. (Eng.), Professor, Deputy Director</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ООО Промышленная компания «Технология металлов» 454018, Россия, г. Челябинск, ул. Косарева, 63</institution><country>Россия</country></aff><aff xml:lang="en"><institution>LLS Industrial Company “Technology of metals” 63, Kosareva str., Chelyabinsk, 454018, Russia</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ООО Промышленная компания «Технология металлов» 454018, Россия, г. Челябинск, ул. Косарева, 63&#13;
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Южно-Уральский государственный университет 454080, Россия, г. Челябинск, пр. Ленина, 76</institution><country>Россия</country></aff><aff xml:lang="en"><institution>LLS Industrial Company “Technology of metals” 63, Kosareva str., Chelyabinsk, 454018, Russia&#13;
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South Ural State University 76, Lenina ave., Chelyabinsk, 454080, Russia</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2015</year></pub-date><pub-date pub-type="epub"><day>10</day><month>06</month><year>2015</year></pub-date><volume>58</volume><issue>4</issue><fpage>226</fpage><lpage>229</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Бердников В.И., Гудим Ю.А., 2015</copyright-statement><copyright-year>2015</copyright-year><copyright-holder xml:lang="ru">Бердников В.И., Гудим Ю.А.</copyright-holder><copyright-holder xml:lang="en">Berdnikov V.I., Gudim Y.A.</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://fermet.misis.ru/jour/article/view/646">https://fermet.misis.ru/jour/article/view/646</self-uri><abstract><p>Изменение избыточной энергии Гиббса бинарного раствора субрегулярного типа может быть с невысокой погрешностью аппроксимировано уравнением где xi – мольные доли компонентов в растворе; Q0 ‒ энергия смешения; m и n – численные константы. Фиксированные параметры Q0 , m и n определяются методом наименьших квадратов по экспериментальным данным величин ΔG E и активностей компонентов бинарного раствора. Полученные расчетные выражения позволяют работать с субрегулярными растворами так же, как с регулярными, и получать более простые выражения активностей компонентов многокомпонентных растворов.</p></abstract><trans-abstract xml:lang="en"><p>Excess Gibbs energy change of subregular-type binary solution can be approximated with an insignifi cant error by the equation: where xi – mole fractions of components in a solution; Q0 ‒ mixing energy; m and n – numeric constants. Fixed parameters Q0 , m and n were determined by the least square method using experimental values of ΔG E and component activities of a binary solution. The obtained calculated expressions allow working with subregular solutions the same way as with regular solutions and getting simpler expressions of component activities in a multicomponent solution</p></trans-abstract><kwd-group xml:lang="ru"><kwd>бинарный раствор субрегулярного типа</kwd><kwd>энергия смешения</kwd><kwd>термодинамические свойства</kwd><kwd>трехмерная модель</kwd></kwd-group><kwd-group xml:lang="en"><kwd>binary solution of subregular type</kwd><kwd>displacement energy</kwd><kwd>thermodynamic properties</kwd><kwd>three-dimensional model</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">Berdnikov V.I., Gudim Yu.A., Karteleva M.I. 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(In Russ.).</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>
