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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">catal</journal-id><journal-title-group><journal-title xml:lang="ru">Катализ в промышленности</journal-title><trans-title-group xml:lang="en"><trans-title>Kataliz v promyshlennosti</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1816-0387</issn><issn pub-type="epub">2413-6476</issn><publisher><publisher-name>LLC "KALVIS"</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">catal-897</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>ОТЕЧЕСТВЕННЫЕ КАТАЛИЗАТОРЫ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>DOMESTIC CATALYST</subject></subj-group></article-categories><title-group><article-title>Анализ дезактивации алюмооксидного катализатора Клауса в процессе промышленной эксплуатации</article-title><trans-title-group xml:lang="en"><trans-title>Analysis of alumina Claus catalyst deactivation in the industrial operation</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>Калинкин</surname><given-names>П. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kalinkin</surname><given-names>P. N.</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.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>Коваленко</surname><given-names>О. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kovalenko</surname><given-names>O. N.</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Платонов</surname><given-names>О. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Platonov</surname><given-names>O. I.</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.ru</email><xref ref-type="aff" rid="aff-3"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт катализа им. Г.К. Борескова СО РАН, Новосибирск; Новосибирский государственный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Boreskov Institute of Catalysis SB RAS, Novosibirsk; Novosibirsk State Technical University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт катализа им. Г.К. Борескова СО РАН, Новосибирск</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Boreskov Institute of Catalysis SB RAS, Novosibirsk</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>ООО «Институт “Гипроникель”», Санкт-Петербург</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Gipronickel Institute LLC, St. Petersburg</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2011</year></pub-date><pub-date pub-type="epub"><day>31</day><month>03</month><year>2023</year></pub-date><volume>0</volume><issue>1</issue><fpage>67</fpage><lpage>73</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; LLC "KALVIS", 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">LLC "KALVIS"</copyright-holder><copyright-holder xml:lang="en">LLC "KALVIS"</copyright-holder><license xlink:href="https://www.catalysis-kalvis.ru/jour/about/submissions#copyrightNotice" xlink:type="simple"><license-p>https://www.catalysis-kalvis.ru/jour/about/submissions#copyrightNotice</license-p></license></permissions><self-uri xlink:href="https://www.catalysis-kalvis.ru/jour/article/view/897">https://www.catalysis-kalvis.ru/jour/article/view/897</self-uri><abstract><p>Исследовано изменение активности алюмооксидного катализатора АО-НКЗ-2 (АО-МК-2) в реакциях Клауса и превращения карбонилсульфида в течение четырех лет эксплуатации в реакторе Клауса линии очистки коксового газа Магнитогорского металлургического комбината при средней температуре 245–260 °С и объемной скорости ~2000 ч–1. Определены значения константы скорости реакций Клауса и превращения COS; исследовано изменение активной поверхности катализатора. Проведена оценка ресурса катализатора в реакции Клауса. Выявлены принципиальные различия в скорости и в механизме дезактивации катализаторов Клауса относительно реакций конверсии сероводорода и карбонилсульфида.</p></abstract><trans-abstract xml:lang="en"><p>There are activity changes of alumina catalyst AO-NKZ-2 (AO-MK-2) in the Claus reaction and carbonyl sulphide conversion during four years operation in the Claus reactor of Magnitogorsk Metallurgical Combine. Coke gas cleaning line with average temperature 245–260 °C and volume velocity 2000 h–1. There are rate constants of Claus reactions and COS conversion; how active catalyst surface is changing. The resource of the Claus catalyst was estimated. We found fundamental differences in the rate and mechanism of catalyst deactivation in the Claus reaction of hydrogen sulfide conversion and in the carbonyl sulphide conversion.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>окисление H2S</kwd><kwd>гидролиз COS</kwd><kwd>алюмооксидный катализатор</kwd><kwd>дезактивация</kwd></kwd-group><kwd-group xml:lang="en"><kwd>H2S oxidation</kwd><kwd>COS hydrolysis</kwd><kwd>alumina catalyst deactivation</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">Грунвальд В.Р. Технология газовой серы. М.: Химия, 1992.</mixed-citation><mixed-citation xml:lang="en">Грунвальд В.Р. Технология газовой серы. М.: Химия, 1992.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Платонов О.И., Цемехман Л.Ш., Калинкин П.Н. и др. // Катализ в промышленности. 2005. № 4. 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