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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 pub-id-type="doi">10.18412/1816-0387-2021-1-2-15</article-id><article-id custom-type="elpub" pub-id-type="custom">catal-742</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>КАТАЛИЗ В ХИМИЧЕСКОЙ И НЕФТЕХИМИЧЕСКОЙ ПРОМЫШЛЕННОСТИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CATALYSIS IN CHEMICAL AND PETROCHEMICAL INDUSTRY</subject></subj-group></article-categories><title-group><article-title>On efficiency of vanadium-oxide promoter in cobalt Fischer – Tropsch catalysts</article-title><trans-title-group xml:lang="en"><trans-title>On efficiency of vanadium-oxide promoter in cobalt Fischer – Tropsch catalysts</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>Yaghoobpour</surname><given-names>Elham</given-names></name><name name-style="western" xml:lang="en"><surname>Yaghoobpour</surname><given-names>Elham</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>Zamani</surname><given-names>Yahya</given-names></name><name name-style="western" xml:lang="en"><surname>Zamani</surname><given-names>Yahya</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>Zarrinpashne</surname><given-names>Saeed</given-names></name><name name-style="western" xml:lang="en"><surname>Zarrinpashne</surname><given-names>Saeed</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>Zamaniyan</surname><given-names>Akbar</given-names></name><name name-style="western" xml:lang="en"><surname>Zamaniyan</surname><given-names>Akbar</given-names></name></name-alternatives><email xlink:type="simple">ctls@kalvis.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Gas Research Division, Research Institute of Petroleum Industry, Tehran</institution><country>Иран</country></aff><aff xml:lang="en"><institution>Gas Research Division, Research Institute of Petroleum Industry, Tehran</institution><country>Islamic Republic of Iran</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>23</day><month>03</month><year>2021</year></pub-date><volume>1</volume><issue>1-2</issue><fpage>15</fpage><lpage>15</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; LLC "KALVIS", 2021</copyright-statement><copyright-year>2021</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/742">https://www.catalysis-kalvis.ru/jour/article/view/742</self-uri><abstract><p>Для кобальтовых катализаторов синтеза Фишера – Тропша чрезвычайно важно, какие промоторы и в каком количестве добавляют к ним. В связи с этим было исследовано действие оксида ванадия (V2O5) в качестве предлагаемого промотора для кобальтового катализатора, нанесенного на оксид титана (TiO2). Три катализатора с разным количеством добавленного промотора V2O5 (0, 1 и 3 мас.%) были получены пропиткой по влагоемкости и охарактеризованы с помощью определения удельной поверхности методом БЭТ, рентгенофазового анализа температурно-программируемого восстановления и просвечивающей электронной микроскопии. Для испытания катализаторов использовали реактор с неподвижным слоем. Установлено, что катализатор, содержащий 1 мас.% V2O5, обладает наилучшими характеристиками среди исследованных образцов, поскольку он демонстрирует исключительную селективность (92 % С5+ и 5,7 % СН4) и вместе с тем сохраняет величину конверсии СО, сравнимую с аналогичным показателем для непромотированного катализатора. Кроме того, сообщается, что избыточное добавление промотора V2O5 (&gt;1 мас.%) во введенный катализатор приводит к негативному воздействию на степень превращения СО и селективность С5+, главным образом за счет уменьшения числа активных центров при добавлении V2O5.</p></abstract><trans-abstract xml:lang="en"><p>Promoters and their loading amount have crucial roles in cobalt Fischer – Tropsch catalysts. In this regard, the effects of vanadium oxide (V2O5) as a proposed promoter for Co catalyst supported on TiO2 have been investigated. Three catalysts with 0, 1, and 3 wt.% of V2O5 promoter loading are prepared by the incipient wetness impregnation method, and characterized by the BET surface area analyzer, XRD, H2-TPR, and TEM techniques. The fixed-bed reactor was employed for their evaluations. It was found that the catalyst containing 1 wt.% V2O5 has the best performance among the evaluated catalysts, demonstrating remarkable selectivity: 92 % C5+ and 5.7 % CH4, together with preserving the amount of CO conversion compared to the unpromoted catalyst. Furthermore, it is reported that the excess addition of V2O5 promoter (&gt; 1 wt.%) in the introduced catalyst leads to the detrimental effect on the CO conversion and C5+ selectivity, mainly owing to diminished active sites by V2O5 loading.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>синтез Фишера – Тропша</kwd><kwd>кобальтовый катализатор</kwd><kwd>ванадиевый промотор</kwd><kwd>оксид титана</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Fischer – Tropsch synthesis</kwd><kwd>cobalt catalysts</kwd><kwd>vanadium promoter</kwd><kwd>TiO2</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">Bartholomew C.H., Reuel R.C. // Ind. Eng. Chem. Prod. Res. Dev. 1985. Vol. 24. P. 56–61.</mixed-citation><mixed-citation xml:lang="en">Bartholomew C.H., Reuel R.C. // Ind. Eng. Chem. Prod. Res. Dev. 1985. Vol. 24. 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