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solid185µ¥ÔªµÄKEYOPT(2)ÈçÏ£º
       KEYOPT(2)
       Element technology:

       0 -- Full integration with  method (default)

       1 -- Uniform reduced integration with hourglass control

       2 -- Enhanced strain formulation

       3 -- Simplified enhanced strain formulation

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shgao20

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ÔÚ ANSYS °ïÖúÎļþµÄÀíÂÛ²¿·ÖÓйØÓÚ solid185 µ¥ÔªµÄÏêϸ½éÉÜ¡£ÆäÖжÔÓÚ keyopt(2) µÄ˵Ã÷ÈçÏ£º
14.185.4. Theory
If KEYOPT(2) = 0 (not applicable to layered SOLID185), this element uses  method (selective reduced integration technique for volumetric terms) (Hughes(219), Nagtegaal et al.(220)).

If KEYOPT(2) = 1 (not applicable to layered SOLID185), the uniform reduced integration technique (Flanagan and Belytschko(232)) is used.

If KEYOPT(2) = 2 or 3, the enhanced strain formulations from the work of Simo and Rifai(318), Simo and Armero(319), Simo et al.(320), Andelfinger and Ramm(321), and Nagtegaal and Fox(322) are used. It introduces 13 internal degrees of freedom to prevent shear and volumetric locking for KEYOPT(2) = 2, and 9 degrees of freedom to prevent shear locking only for KEYOPT(2) = 3. If mixed u-P formulation is employed with the enhanced strain formulations, only 9 degrees of freedom for overcoming shear locking are activated.
2Â¥2018-04-27 08:12:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Fanph

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by shgao20 at 2018-04-27 08:12:26
ÔÚ ANSYS °ïÖúÎļþµÄÀíÂÛ²¿·ÖÓйØÓÚ solid185 µ¥ÔªµÄÏêϸ½éÉÜ¡£ÆäÖжÔÓÚ keyopt(2) µÄ˵Ã÷ÈçÏ£º
14.185.4. Theory
If KEYOPT(2) = 0 (not applicable to layered SOLID185), this element uses  method (selecti ...

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