5. C modeling#

5.1. Characteristics of modeling#

DKT triangular shell element

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

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.)

Number of knots: 170

Number of meshes and type: 288 TRIA3

	Identification
Point \(O\)
Constraints \(\mathit{M134}\)	\({\sigma }_{\mathit{xx}}\), \({\sigma }_{\mathit{yy}}\), \({\sigma }_{\mathit{xy}}\),,, \({\sigma }_{\mathit{xz}}\), \({\sigma }_{\mathit{yz}}\) on lower, middle and upper sheets
Movement	\(w\mathrm{=}\mathit{DZ}\)
Point \(\mathit{B1}\)	\({\sigma }_{\mathit{xx}}\), \({\sigma }_{\mathit{yy}}\), \({\sigma }_{\mathit{xy}}\),,, \({\sigma }_{\mathit{xz}}\), \({\sigma }_{\mathit{yz}}\) on lower, middle and upper sheets

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	\((\mathit{M266})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)
Point C	\((\mathit{M288})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)
Point D	\((\mathit{M23})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Identification
Point B1	\((\mathit{M122})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)
	\((\mathit{M146})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)

Identification
Point D1	\((\mathit{M11})\)	,





	\((\mathit{M14})\)	\({N}_{\mathit{xx}}\), \({N}_{\mathit{yy}}\), \({N}_{\mathit{xy}}\), \({M}_{\mathit{xx}}\), \({M}_{\mathit{yy}}\),, \({M}_{\mathit{xy}}\), \({T}_{x}\), \({T}_{y}\)