9. H modeling#

9.1. Characteristics of modeling#

Plates COQUE_SOLIDE.

_images/100002010000020C00000244E7038582BCA1F262.png

9.2. Characteristics of the mesh#

Number of knots: 2000

Number of meshes and type: 800 HEXA9

9.3. Tested values#

(Frequencies in hertz).

Mode

Reference

% difference

ovalization

210.55 210.55

0.3% 0.3%

trifoliate

587.92 587.92

0.4% 0.4%

off plan

205.89 205.89 588.88 588.88

1.9% 1.9% 1.4% 1.4%

9.4. notes#

All frequencies are correctly estimated. The results are great for both in-plane and off-plan modes. The element represents these well, unlike element DKT.