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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">madi</journal-id><journal-title-group><journal-title xml:lang="ru">Автомобиль. Дорога. Инфраструктура. = Avtomobil'. Doroga. Infrastruktura.</journal-title><trans-title-group xml:lang="en"><trans-title>Avtomobil'. Doroga. Infrastruktura.</trans-title></trans-title-group></journal-title-group><issn pub-type="epub">2409-7217</issn><publisher><publisher-name>МАДИ</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">madi-1068</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>Транспортная техника</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Transport equipment</subject></subj-group></article-categories><title-group><article-title>ПРОГНОЗИРОВАНИЕ ПОКАЗАТЕЛЕЙ СРЕДНЕОБОРОТНОГО ДИЗЕЛЯ С ДВУХСТУПЕНЧАТЫМ НАДДУВОМ</article-title><trans-title-group xml:lang="en"><trans-title>FORECASTING OF OPERATING PARAMETERS OF A MEDIUM-SPEED DIESEL ENGINE WITH TWO-STAGE TURBOCHARGING SYSTEM</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>Кригульский</surname><given-names>Алексей Вячеславович</given-names></name><name name-style="western" xml:lang="en"><surname>Krigulsky</surname><given-names>Alexey V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>магистрант</p></bio><bio xml:lang="en"><p>undergraduate</p></bio><email xlink:type="simple">krigulskiyleha@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>Синявский</surname><given-names>Владимир Викторович</given-names></name><name name-style="western" xml:lang="en"><surname>Sinyavsky</surname><given-names>Vladimir V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>канд. техн. наук, доц.</p></bio><bio xml:lang="en"><p>Ph.D., associate professor</p></bio><email xlink:type="simple">sinvlad@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">МАДИ<country>Россия</country></aff><aff xml:lang="en">MADI<country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>23</day><month>12</month><year>2021</year></pub-date><volume>0</volume><issue>4 (30)</issue><fpage>6</fpage><lpage>6</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кригульский А.В., Синявский В.В., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Кригульский А.В., Синявский В.В.</copyright-holder><copyright-holder xml:lang="en">Krigulsky A.V., Sinyavsky V.V.</copyright-holder><license 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.adi-madi.ru/madi/article/view/1068">https://www.adi-madi.ru/madi/article/view/1068</self-uri><abstract><p>Выполнен сравнительный расчетный анализ показателей дизеля Д200, форсированного до среднего эффективного давления 2,7 МПа, с одноступенчатой и двухступенчатой системами наддува. Подобраны турбокомпрессоры для первой и второй ступеней системы наддува. Расчеты проводились по модели 4-тактного цикла дизеля МАДИ. С обеими системами наддува получены близкие результаты топливной экономичности. Для двухступенчатой системы наддува получены более высокие значения давления наддува, коэффициента избытка воздуха, меньшая температура наддувочного воздуха. Показано, что имеются возможности дальнейшего форсирования дизеля с двухступенчатой системой наддува, в то время как для одноступенчатой системы они исчерпаны.</p></abstract><trans-abstract xml:lang="en"><p>A comparative computational analysis of the partameters of the boosted D200 diesel engine having an average brake effective pressure of 2.7 MPa with one-stage and two-stage turbocharging systems has been carried out. Turbochargers for the first and second stages of the turbocharging system were selected. The calculations were performed using the model of the diesel engine 4-stroke cycle developed at MADI. The fuel efficiency results are similar with both turbocharging systems. For the two-stage turbocharging system, higher values of boost pressure, excess air ratio and lower boost air temperature were obtained. There were prospects for further power augmentation of the diesel engine with the two-stage turbocharging system, while the diesel engine with the one-stage system practically could not have any more power.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>двухступенчатая система наддува</kwd><kwd>турбокомпрессор первой  и второй ступеней</kwd><kwd>однозонная модель расчета 4-тактного цикла дизеля</kwd><kwd>характеристика компрессора</kwd></kwd-group><kwd-group xml:lang="en"><kwd>two-stage turbocharging system</kwd><kwd>turbochargers of the first and second stages</kwd><kwd>one-zone model for diesel engine four-stroke cycle calculation</kwd><kwd>compressor maps</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">Шатров, M.Г. 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