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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">sibadi</journal-id><journal-title-group><journal-title xml:lang="ru">Научный рецензируемый журнал "Вестник СибАДИ"</journal-title><trans-title-group xml:lang="en"><trans-title>The Russian Automobile and Highway Industry Journal</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2071-7296</issn><issn pub-type="epub">2658-5626</issn><publisher><publisher-name>The Siberian State Automobile and Highway University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26518/2071-7296-2019-5-572-579</article-id><article-id custom-type="elpub" pub-id-type="custom">sibadi-950</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>ТРАНСПОРТ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>TRANSPORT</subject></subj-group></article-categories><title-group><article-title>УТОЧНЕНИЕ РАСЧЕТА ТЯГОВОЙ МОЩНОСТИ АВТОМОБИЛЯ</article-title><trans-title-group xml:lang="en"><trans-title>REFINING THE CALCULATION OF THE CAR TRACTION POWER</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>Максимов</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Maksimov</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Максимов Евгений Александрович – канд. техн. наук</p></bio><bio xml:lang="en"><p>Evgeny A. Maksimov – Candidate of Technical Sciences</p></bio><email xlink:type="simple">maksimov50@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>Устиновский</surname><given-names>Е. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Chelyabinsk</surname><given-names>E. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Устиновский Евгений Петрович – канд. техн. наук, проф. кафедры «Техническая механика»</p></bio><bio xml:lang="en"><p>Evgeny P. Ustinovsky – Candidate of Technical Sciences, Professor, Department of Technical Mechanics</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>НТПП «Интрай»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>“Intrai”</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Южноуральский государственный университет «ЮуРГУ»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>South Ural State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>01</day><month>11</month><year>2019</year></pub-date><volume>16</volume><issue>5</issue><fpage>572</fpage><lpage>579</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Максимов Е.А., Устиновский Е.П., 2019</copyright-statement><copyright-year>2019</copyright-year><copyright-holder xml:lang="ru">Максимов Е.А., Устиновский Е.П.</copyright-holder><copyright-holder xml:lang="en">Maksimov E.A., Chelyabinsk E.P.</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://vestnik.sibadi.org/jour/article/view/950">https://vestnik.sibadi.org/jour/article/view/950</self-uri><abstract><sec><title>Введение</title><p>Введение. Тяговая мощность автомобиля используется для определения его тягово-скоростных свойств. Целью работы является уточнение расчета тяговой мощности автомобиля.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. Приведена методика уточненного расчета тяговой мощности автомобиля.</p></sec><sec><title>Выводы</title><p>Выводы. Проведен сравнительный анализ уточненной и традиционной методики расчета тяговой мощности. Получено уточненное уравнение расчета тяговой мощности, учитывающее модуль упругости, ширину дорожки контакта, свободный радиус колеса, прогиб шины, касательные силы трения в плоскости контакта. Наибольшее расхождение между кривой тяговой мощностью автомобиля, рассчитанной по уточненной методике, и кривой тяговой мощностью, рассчитанной по традиционной методике, составляет 26,8%.</p></sec><sec><title>Практическое значение</title><p>Практическое значение. Статья может быть полезна специалистам АТП, магистрам вузов для сравнения тягово-скоростных свойств различных типов автомобилей.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Introduction</title><p>Introduction. Traction power of the car is used to determine its traction-speed properties. The purpose of the paper is the calculation refinement of the car traction power.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. The authors used the methodology of the refined calculation of the car traction power.</p></sec><sec><title>Results</title><p>Results. The authors carried out the comparative analysis of the refined and traditional methods for calculating traction power. As a result, the authors obtained the refined equation for calculating the traction power, taking into account the elastic modulus, the width of the contact track, the free radius of the wheel, the deflection of the tire and the tangential friction forces in the contact zone. The largest discrepancy between the curve of the vehicle’s traction power calculated by the updated methodology and the curve of the vehicle’s traction power calculated by the traditional method was 26.8%.</p><p>Discussion and conclusions. The results of the research are useful to specialists of automobile and transport enterprises and masters of universities to compare the traction and speed properties of the various car types.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>тяговая мощность автомобиля</kwd><kwd>модуль упругости</kwd><kwd>ширина дорожки контакта</kwd><kwd>свободный радиус колеса</kwd><kwd>касательные силы трения</kwd></kwd-group><kwd-group xml:lang="en"><kwd>car traction power</kwd><kwd>modulus</kwd><kwd>width of the contact path</kwd><kwd>tire radius in contact</kwd><kwd>tire deformations</kwd><kwd>friction tangential force</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">Балабин И.В., Чабунин И.С., Груздев А.С. Напряженно-деформированное состояния диска колеса с учетом влияния изгибающего момента и осевой силы // Автомобильная промышленность. 2007. №7. 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