Impact Energy of Pneumatic Hammer with Elastic Valve in Back-Stroke Chamber |
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| Authors: | V V Chervov |
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| Affiliation: | (1) Institute of Mining, Siberian Branch, Russian Academy of Sciences, Novosibirsk, Russia |
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| Abstract: | Operating cycles of pneumatic puncher and pneumatic hammer with equal capacity of back-stroke chambers are compared. The advantages of pneumatic hammer are shown. Based on the experimental investigations, recommendations are made for selecting design parameters of pneumatic hammer. |
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| Keywords: | direct- and back-stroke chambers pressure throttling channel coefficient of opening area ratio |
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