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  <front>
    <journal-meta>
      <journal-id journal-id-type="issn">2411-3336</journal-id>
      <journal-id journal-id-type="eissn">2541-9404</journal-id>
      <journal-title-group>
        <journal-title xml:lang="ru">Записки Горного института</journal-title>
        <journal-title xml:lang="en">Journal of Mining Institute</journal-title>
      </journal-title-group>
      <publisher>
        <publisher-name xml:lang="ru">Санкт-Петербургский горный университет императрицы Екатерины ΙΙ</publisher-name>
        <publisher-name xml:lang="en">Empress Catherine II Saint Petersburg Mining University</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id custom-type="pmi" pub-id-type="custom">pmi-12911</article-id>
      <article-id pub-id-type="uri">https://pmi.spmi.ru/pmi/article/view/12911</article-id>
      <article-categories>
        <subj-group subj-group-type="section-heading" xml:lang="ru">
          <subject>Без раздела</subject>
        </subj-group>
        <subj-group subj-group-type="section-heading" xml:lang="en">
          <subject>Without section</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title xml:lang="en">Application of the theory of similarity to the study of working processes of pneumatic hammers</article-title>
        <trans-title-group xml:lang="ru">
          <trans-title>Применение теории подобия к исследованию рабочих процессов пневматических молотков</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author" corresp="yes">
          <name name-style="eastern">
            <surname>Popov</surname>
            <given-names>Yu. N.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Попов</surname>
              <given-names>Ю. Н.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Popov</surname>
              <given-names>Yu. N.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff1"/>
        </contrib>
        <aff-alternatives id="aff1">
          <aff>
            <institution xml:lang="ru"/>
          </aff>
          <aff>
            <institution xml:lang="en"/>
          </aff>
        </aff-alternatives>
      </contrib-group>
      <pub-date pub-type="epub" iso-8601-date="1959-06-12">
        <day>12</day>
        <month>06</month>
        <year>1959</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>1959</year>
      </pub-date>
      <volume>39</volume>
      <issue>1</issue>
      <fpage>71</fpage>
      <lpage>89</lpage>
      <history>
        <date date-type="received" iso-8601-date="1958-07-09">
          <day>09</day>
          <month>07</month>
          <year>1958</year>
        </date>
        <date date-type="accepted" iso-8601-date="1958-09-12">
          <day>12</day>
          <month>09</month>
          <year>1958</year>
        </date>
        <date date-type="rev-recd" iso-8601-date="1959-06-12">
          <day>12</day>
          <month>06</month>
          <year>1959</year>
        </date>
      </history>
      <permissions>
        <copyright-statement>© Yu. N. Popov</copyright-statement>
        <copyright-year>1959</copyright-year>
        <copyright-holder xml:lang="ru">Ю. Н. Попов</copyright-holder>
        <copyright-holder xml:lang="en">Yu. N. Popov</copyright-holder>
        <license xlink:href="http://creativecommons.org/licenses/by/4.0">
          <license-p>CC BY 4.0</license-p>
        </license>
      </permissions>
      <self-uri xlink:type="simple" xlink:href="https://pmi.spmi.ru/pmi/article/view/12911">https://pmi.spmi.ru/pmi/article/view/12911</self-uri>
      <abstract xml:lang="ru">
        <p>Новый метод расчета работы удара и расхода воздуха. Работа удара. Рабочие процессы, происходящие в цилиндре пнев­матических молотков, в основном характеризуются дифференциальными уравнениями истечения идеального газа и движения поршня (без учета противодавления) ...</p>
      </abstract>
      <abstract xml:lang="en">
        <p>A new method of calculating the work of impact and air consumptionThe work of impact. Working processes occurring in the cylinder of pneumatic hammers are mainly characterized by differential equations of ideal gas flow and piston motion (without taking into account the back pressure) ...</p>
      </abstract>
    </article-meta>
  </front>
  <body/>
  <back>
    <ref-list>
      <ref id="ref1">
        <label>1</label>
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        <mixed-citation xml:lang="en">Esin N. N. Investigation of light drilling hammers. Cand. dissertation. Manuscript. Funds of the WSBAS USSR, 1948.</mixed-citation>
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      <ref id="ref5">
        <label>5</label>
        <mixed-citation xml:lang="ru">Мостков В. М. Основы теории пневматического бурения. Углетехиздат, 1952.</mixed-citation>
        <mixed-citation xml:lang="en">Mostkov V. M. Fundamentals of the Theory of Pneumatic Drilling. Ugletekhizdat, 1952.</mixed-citation>
      </ref>
      <ref id="ref6">
        <label>6</label>
        <mixed-citation xml:lang="ru">Суднишников Б. В. Некоторые зависимости, вытекающие из особенностей индикаторных диаграмм пневматических молотков. Об. «Машины ударного действиям. Изд-во ЗСФАН СССР, 1953.</mixed-citation>
        <mixed-citation xml:lang="en">Sudnishnikov B. V. Some dependences arising from the peculiarities of indicator diagrams of pneumatic hammers. Coll.: Impact Action Machines. PH WSBAS USSR, 1953.</mixed-citation>
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  </back>
</article>
