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Vol 57 Iss. 1
Pages:
52-55
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RUS
Article

Influence of cylindrical specimens height on tensile strength of oil shales

Authors:
T. A. Ponomareva
Date submitted:
1968-07-03
Date accepted:
1968-09-30
Date published:
1969-01-13

Abstract

In determining the strength of rocks, a scale effect or scale factor-dependence of test results on the size of samples has been found. Experimental studies of the manifestation of this phenomenon lead to contradictory results, and some authors generally deny its existence.

Область исследования:
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References

  1. Baron L. I., Kurbatov V. N. To the issue of the influence of the scale factor in crush tests of rocks. In the collection: Scientific Research on the Development of Coal and Ore Deposits. Gosgortekhizdat, 1959.
  2. Koyfman M. I. About the influence of dimensions on the strength of rock samples. Investigation of physical and mechanical properties of rocks in relation to the tasks of mountain pressure control. PH of the AS USSR, 1962.
  3. Koyfman M. I. et al. Studies of large-scale changes in the strength of rocks in connection with their petrographic structure. Mechanical Properties of Rocks. PH of the AS USSR. 1963.
  4. Kuznetsov G. N. Mechanical Properties of Rocks. Ugletekhizdat, 1947.
  5. Melikidze I.G. About influence of shape and sizes of samples on their mechanical properties. Mining J. No. 9, 1955.
  6. Protodyakonov M. M. et al. Strength Passports of Rocks and Methods of Their Determination. PH Nauka, 1964.

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