Plastic Spin and Related Issues in Phenomenological Plasticity

Journal of Applied Mechanics, Transactions ASME - Tập 61 Số 3 - Trang 524-529 - 1994
Vlado A. Lubarda1, C.F. Shih2
1Department of Mechanical and Aerospace Engineering Arizona State University, Tempe, AZ 85287-6106
2Division of Engineering, Brown University, Providence, RI 02912.

Tóm tắt

The role of plastic spin within the framework ofa phenomenological polycrystalline plasticity is examined. We show that if elastic and plastic strain rates are properly identified, partitioning of total spin and identification of its “plastic” part is not required in the elastoplastic constitutive analysis of elastically isotropic materials.

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