Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
1/6
Organization (S): EDF/IMA/MN
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
Document: V3.01.010
SSLL10 - Portique with side connections
Summary:
Static test in linear elasticity, being used to validate the elements of right beam POU_D_T for a loading
specific and a loading distributed (key word FORCE_POUTRE).
The relations and moments bending are tested.
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A

Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
2/6
1
Problem of reference
1.1 Geometry
Plane problem
C
G
With
B
D
Beam
Length
Moment of inertia
-
AB
L
=
= 64
8
4
AB
4m
lab
10
m
E
3
y, v
AC
L
= 1m
L
= 1 10-8m4

AC
AC
12
AD
L
=
= 1
AD
1m
stable-lad
10-8m4
12
X, U
AE
L
=
= 4
AE
2m
L AE
10-8m4
3
G is in the middle of DA.
Another characteristic of the beams not being used for calculations: the beams are of square section.
-
With
=
4
AB
16 10
m
-
With
=
4
AD
1 10
m
-
With
=
4
AC
1 10
m
-
With
=
4
AE
4 10
m
1.2
Material properties
Isotropic linear elastic material:
E = 2 1011 Pa
1.3
Boundary conditions and loadings
1) Points
C: articulated (U = v =
C
C
) 0.
C
F
P
D
B
G
With
Specific force in: G: F = - 105 NR.
E
Force distributed on beam AD: p = ­ 103 NR/Mr.
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A

Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
3/6
2
Reference solution
2.1
Method of calculation used for the reference solution
One poses:
I.E.(internal excitation)
K
Year
=
Year
lAn
with or
N = B, C, D
E
3
K = K
+ K
+ K + K
AB
AD
AE
AC
4
K
R
year
=
Year
K
with or
N = B, C, D
E
Fl
pl2
C
AD
AB
= +
-
1
8
12
· Rotation in a:
= C1
4K
· Moment in a:
pl2
M
AB
= +
+ R.C
AB
AB
1
12
Fl
M
AD
= -
+ R.C
AD
AD
1
8
M
= R.C
AE
AE
1
M
= R.C
AC
AC
1
2.2
Results of reference
Value of rotation and the moments in A.
2.3 References
bibliographical
[1]
Guide VPCS - Edition 1990.
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A

Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
4/6
3 Modeling
With
3.1
Characteristics of modeling
Elements POU_D_T
1 element for the section AG
1 element for the section GD
1 element for section AE
1 element for the section AC
1 element for section AB
Boundary conditions:
DDL_IMPO
(
TOUT: “yes”
D2: 0
DRX: 0 DRY: 0
NOEUD: (D, B, E) DX: 0
DY: 0
DRZ: 0
NODE C
DX: 0
DY: 0
)
FORCE_NODALE
NOEUD: G
Fy = - 1. 105
FORCE_AUTRE
MAILLE: AB
Fy = - 1. 103
3.2
Characteristics of the grid
5 elements POU_D_T
6 nodes
3.3 Functionalities
tested
Commands
Keys
AFFE_MODELE
POU_D_T
[U4.22.01]
AFFE_CHAR_MECA
FORCE_POUTRE
[U4.25.01]
FORCE_NODALE
AFFE_CARA_ELEM
POUTRE
SECTION:
“RECTANGLE”
[U4.24.01]
CALC_ELEM
OPTION:
“EFGE_ELNO_DEPL”
[U4.61.02]
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A

Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
5/6
4
Results of modeling A
4.1 Values
tested
Not
Size and unit
Reference
Aster
% difference
With
Z, rotation
0.227118
0.227441
0.14
(rad)
With
MAB, moment
­ 11023.72
­ 11020.99
­ 0.03
(Nm)
With
MAC, moment
­ 113.559
­ 113.718
0.14
(Nm)
With
MAD, moment
+12348.588
12347.477
­ 0.009
(Nm)
With
MAE, moment
­ 1211.2994
­ 1212.7712
0.12
(Nm)
4.2 Parameters
of execution
Version: NEW 3.3.31
Machine: CRAY C90
Obstruction memory:
8 MW
Time CPU To use:
8 seconds
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A

Code_Aster ®
Version
4.0
Titrate:
SSLL10 Portique with side connections
Date:
19/01/98
Author (S):
J.M. PROIX
Key:
V3.01.010-A Page:
6/6
5
Summary of the results
The results show the correct operation of elements POU_D_T in cross-bending under load
specific and distributed (FORCE_POUTRE).
Handbook of Validation
V3.01 booklet: Linear statics of the linear structures
HI-75/96/039 - Ind A