18. P modeling#

18.1. Characteristics of modeling#

Q4G quadrangular shell element. The plate is modelled with a \(48\times 48\) mesh.

The user coordinate system is confused with the orthotropy coordinate system.

_images/10000000000002970000025CF7C2B3C90753D7A2.png

Boundary conditions:

DDL_IMPO

(GROUP_NO: AB, DX: 0. , DZ: 0. , DRY :0.)

(GROUP_NO: BC, DY: 0. , DZ: 0. , DRX :0.)

(GROUP_NO: CD, DX: 0. , DZ: 0. , DRY :0.)

(GROUP_NO: DA, DY: 0. , DZ: 0. , DRX :0.)

(GROUP_NO: O, DX: 0. , BY: 0. , DRX :0. , DRY :0. , DRZ :0.)

FORCE_ARETE

(GROUP_NO: AB MY:0.)

(GROUP_NO: BC MX:0.)

(GROUP_NO: CDMY:0.)

(GROUP_NO: BY MAX:0.)

18.2. Characteristics of the mesh#

Number of knots: 2402

Number of meshes and type: 2304 QUAD4

18.3. Tested sizes and results#

Identification

Point \(O\) \(\mathit{M1176}\)

Constrains

\({\sigma }_{\mathit{xx}}\), \({\sigma }_{\mathit{yy}}\),, \({\sigma }_{\mathit{xy}}\),,, \({\sigma }_{\mathit{xz}}\), \({\sigma }_{\mathit{yz}}\) on lower, middle, and upper sheets

Displacement

\(\mathit{DZ}\)

Point \(\mathit{B1}\) \(\mathit{M24}\)

Constraints

\({\sigma }_{\mathit{xx}}\), \({\sigma }_{\mathit{yy}}\), \({\sigma }_{\mathit{xy}}\), \({\sigma }_{\mathit{xz}}\), \({\sigma }_{\mathit{yz}}\) on lower, middle and upper sheets

Identification

Point O

\((\mathit{M1176})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

\((\mathit{M1177})\)

_images/Object_1194.svg
,
_images/Object_1195.svg

\((\mathit{M1128})\)

_images/Object_1196.svg
,
_images/Object_1197.svg

\((\mathit{M1129})\)

_images/Object_1198.svg
,
_images/Object_1199.svg

Identification

Point A

\((\mathit{M1})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Point B

\((\mathit{M48})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Point C

\((\mathit{M2304})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Point D

\((\mathit{M2257})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Identification

Point B1

\((\mathit{M24})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

\((\mathit{M25})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Identification

Point D1

\((\mathit{M1105})\)

_images/Object_2018.svg
,
_images/Object_1166.svg

\((\mathit{M1153})\)

\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)