4. B modeling#

4.1. Characteristic of modeling#

The model is the same as that of modeling A, except that instead of having plate DSQ elements, we have DKT elements.

4.2. Characteristics of the mesh#

Z Y

20

40 x

The mesh is regular. We have 40 subdivisions according to \(x\) and 20 subdivisions according to \(y\); for a total of 1600 mesh DKT and 861 knots.

4.3. Tested sizes and results#

Identification

Reference type

Reference values

Tolerance

DZ (\(\mathrm{A3}\))

“ANALYTIQUE”

—3.9062510—5

0.005

MXX (\(\mathrm{A1}\))

“ANALYTIQUE”

0.3

QX (\(\mathrm{A1}\))

“ANALYTIQUE”

-500.

0.15

Frequency 1st mode

“NON_REGRESSION”

18.25

0.0001

Frequency 2nd mode

“NON_REGRESSION”

88.35

0.0001

3rd mode frequency

“NON_REGRESSION”

100.1

0.0001

0.0001

Frequency 4th mode

“NON_REGRESSION”

113.5

0.0001