Shakedown of Plastic Structures with Unstable Parts

by Giulio Maier, (M.ASCE), Prof. of Struct. Engrg.; Polytechnic of Milan, Italy; currently Visiting Prof. of Civ. Engrg., Dept. of Civ. Engrg., Univ. of Illinois, Urbana, IL,

Serial Information: Journal of the Engineering Mechanics Division, 1972, Vol. 98, Issue 5, Pg. 1322-1327

Document Type: Journal Paper


Within the validity range of Drucker's postulate, the main novelties of the present paper are (1) the shakedown criteria stated involves plastic multipliers only, and no initial displacements and velocities; and (2) its necessity is not subjected to the hypothesis of periodical external loads

Subject Headings: Plastics | Displacement (mechanics) | Load factors

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