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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 2009 Volume 50, Issue 4, Pages 128–135 (Mi pmtf1773)

This article is cited in 3 papers

Compression of a plastic porous material between rotating plates

S. E. Aleksandrova, A. R. Pirumovb, O. V. Chesnikovab

a Ishlinskii Institute for Problems in Mechanics, Russian Academy of Sciences, Moscow, 119526, Russia
b Moscow State University of Instrument Engineering and Informatics, Moscow, 107996, Russia

Abstract: The problem of a plane flow of a rigid-plastic porous material between two rotating rough plates with no material flux through the point of their rotation and with a uniform distribution of porosity at the initial instant is considered under the assumption that the material behavior follows the cylindrical yield condition and the associated flow rule. The solution reduces to consecutive calculation of several ordinary integrals. It is demonstrated that the solution behavior depends on the angle between the plates, and the value of porosity at a certain stage of the deformation process can be equal to zero.

Keywords: porosity, friction, analytical solution, plasticity.

UDC: 539.374

Received: 19.05.2008


 English version:
Journal of Applied Mechanics and Technical Physics, 2009, 50:4, 651–657

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