Calculation of elasto-plastic rigidities using the exact Il'yushin yield surface (Q1210022)
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scientific article; zbMATH DE number 168886
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Calculation of elasto-plastic rigidities using the exact Il'yushin yield surface |
scientific article; zbMATH DE number 168886 |
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Calculation of elasto-plastic rigidities using the exact Il'yushin yield surface (English)
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16 May 1993
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It is shown that by using an exact representation of the Il'yushin yield surface, and by considering the normal direction to that surface, it is possible to obtain a unique stress distribution through the thickness of the plate, which allows the correct value of the rigidities to be found.
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exact representation
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stress distribution
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0.89040744
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0.88798773
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0.87371486
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0.8695404
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0.86871076
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0.86557424
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0.8611861
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