/ALE/GRID/DISP

Block Format Keyword The displacement of a grid node depends on the displacements of the neighboring grid nodes.

Format

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
/ALE/GRID/DISP
Umax                
Vmin                

Definitions

Field Contents Si Unit Example
Umax Maximum absolute grid velocity

Default = -1030 (Real)

 [ m s ] MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaamWaaeaada Wcaaqaaiaab2gaaeaacaqGZbaaaaGaay5waiaaw2faaaaa@39DE@
Vmin Elements with a volume less than Vmin will be deleted

Default = -1030 (Real)

 [ m 3 ]

Comments

  1. Grid nodes displacement depends on the displacement of the neighboring nodes based on the following equation:(1)
    w( t+δt )= 1 N ∑ j w j (t) MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqGqFfpeea0xe9vq=Jb9 vqpeea0xd9q8qiYRWxGi6xij=hbba9q8aq0=yq=He9q8qiLsFr0=vr 0=vr0db8meaabaqaciGacaGaaeqabaWaaeaaeaaakeaacaWH3bWaae WaceaacaWG0bGaey4kaSIaeqiTdqMaamiDaaGaayjkaiaawMcaaiab g2da9maalaaabaGaaGymaaqaaiaad6eaaaWaaabuaeaacaWH3bWaaS baaSqaaiaadQgaaeqaaOGaaiikaiaadshacaGGPaaaleaacaWGQbaa beqdcqGHris5aaaa@4898@
  2. Further explanation about this formulation can be found in ALE Formulation in the Radioss Theory Manual.