*ELEMENT_SPH

LS-DYNA Input Interface KeywordDefines a Smooth Particle Hydrodynamic (SPH).

Format

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
*ELEMENT_SPH_{OPTION}
Node_ID part_ID Mass NEND

Definition

Field Contents SI Unit Example
OPTION
= <blank>
The mass value is understood as mass if positive and volume if negative.
= VOLUME
The mass value is understood as volume. The mass is computed with the density defined in the associated material.
Node_ID Node identifier.

(Integer)

part_ID Part identifier.

(Integer)

Mass Mass or volume value.
< 0
Volume value.
> 0
Mass value.

(Real)

[ kg ] or [ m m 3 ] MathType@MTEF@5@5@+= feaahGart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaai4waiaad2 gacaWGTbWaaWbaaSqabeaacaaIZaaaaOGaaiyxaaaa@3A8F@
NEND (Optional) Final node identifier for SPH generation. Particles are generated between Node_ID to NEND using current PID and MASS data.

(Integer)

Comments

  1. This keyword maps to /SPHCEL.