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Volume dependent strength of porous materials and structures

Thangjitham, Surot and Heller, Robert A. (2002) Volume dependent strength of porous materials and structures. JOURNAL OF COMPUTATIONAL AND APPLIED MECHANICS, 3 (1). pp. 93-101. ISSN 1586-2070

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Abstract

The size effects in reliability problems of porous materials and structures are considered in this study. The proposed analysis relies on a modified Weibull distribution with mean strength-volume relations obtained from experiments. The procedure is then applied to finite plates with circular holes of increasing diameters. Because of the nonlinearity of the stressed volume in the vicinity of the holes, the volume dependence of the strength becomes pronounced. The probability of survival of such plates is calculated and indicates a strong dependence on the stressed volume of the plate.

Item Type: Article
Uncontrolled Keywords: Weibull distribution, volume dependent, stress concentration, reliability analysis
Subjects: T Technology / alkalmazott, műszaki tudományok > T2 Technology (General) / műszaki tudományok általában
SWORD Depositor: MTMT SWORD
Depositing User: MTMT SWORD
Date Deposited: 23 Aug 2025 16:35
Last Modified: 23 Aug 2025 16:35
URI: https://real.mtak.hu/id/eprint/222641

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