*PART_COMPOSITE

LS-DYNA Input Interface KeywordDefines a part for composite application that contains material and ply information.

Format

(1) (2) (3) (4) (5) (6) (7) (8)
*PART_COMPOSITE_{OPTION}
part_title
part_ID ELFORM   NLOC MAREA
If OPTION = CONTACT, insert blank line
(1) (2) (3) (4) (5) (6) (7) (8)
               
If OPTION = LONG is not defined, insert a line for each couple of plies
(1) (2) (3) (4) (5) (6) (7) (8)
Mat_ID1 Thick1 ϕ 1 MathType@MTEF@5@5@+= feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqy1dyMaaG ymaaaa@3877@   Mat_ID2 Thick2 ϕ 2 MathType@MTEF@5@5@+= feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqy1dyMaaG ymaaaa@3877@  
If OPTION = LONG, insert a line for each ply
(1) (2) (3) (4) (5) (6) (7) (8)
Mat_ID1 Thick1 ϕ1 MathType@MTEF@5@5@+= feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqy1dyMaaG ymaaaa@3877@          

Definition

Field Contents SI Unit Example
OPTION
CONTACT
Blank card (not used).
LONG
Option to defined 1 ply per line.
part_title Component title.

(Character, maximum 80 characters)
part_ID Part identifier.

(Integer)
ELFORM Shell element formulation options.
= 1, 2, 3, 4, 5, 6, 7, 8 (Default)
QEPH shell formulation and standard triangle (C0).
= 9, 16, -16
QBAT shell formulation and standard triangle (C0).

(Integer)
NLOC Reference surface location.
offset
−0.50 × NLOC × (average shell thickness).
= 1.0
Top surface.
= 0.0 (Default)
Mid-surface.
= -1.0
Bottom surface.

(Real)
MAREA Added mass per unit area.

(Real)

 [ kg m 2 ]
Mat_ID1 Material identifier of ply 1.

(Integer)
Thick1 Thickness of ply 1.

(Integer)

 [ m ]
ϕ 1 MathType@MTEF@5@5@+= feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqy1dyMaaG ymaaaa@3877@ Angle of ply 1.

(Real)

 [ rad ]
Mat_ID2 Material identifier of ply 2.

(Integer)
Thick2 Thickness of ply 2.

(Integer)

 [ m ]
ϕ 2 MathType@MTEF@5@5@+= feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaeqy1dyMaaG ymaaaa@3877@ Angle of ply 2.

(Real)

 [ rad ]

Comments

  1. This keyword maps to /PART, /PROP/TYPE51 and /ADMAS.