/H3D/QUAD

Engine Keyword Generate H3D contour output results for /QUAD quad elements.

Format

/H3D/QUAD/Keyword3/Keyword4/Keyword5

#optional next line(s) that lists the parts to save results for.

part_ID1... part_IDN

Example

# Mean element von Mises stress
/H3D/QUAD/VONM
# Specific Energy output for only Parts 1, 55, and 75.
/H3D/QUAD/ENER 
1 55 75
# User variable #12 results
/H3D/QUAD/USER/UVAR=12
# Material LAW20 density for the first material
/H3D/QUAD/LAW20/DENS1

Definition

Field Contents SI Unit Example
Keyword3 Output types. 3  
Keyword4 Output types. 3  
Keyword5 Output types. 3  
part_IDN Optional list of part IDs for which results will be output.  

Comments

  1. The syntax /H3D/ELEM/Keyword3/Keyword4/Keyword5 is also valid.
  2. When PART IDs are listed after the /H3D/QUAD line the specified results will only be output for those parts.
  3. Output can be a Scalar or Tensor, as defined in the following tables.
    Table 1. Scalar Output
    Keyword3 Keyword4 Description
    BULK   Artificial Viscosity
    DAM1, DAM2, DAM3   Principal damage values in local cracking skew direction 1, 2 or 3 for material LAW24 with /QUAD elements
    DENS   Density
    DT   Time step
    EINT   Internal energy ( ρ eV)
    EINTM   Specific internal energy (e)
    EINTV   Internal energy density ( ρ e)
    ENTH   Enthalpy (e+pV)
    ENTHM   Massic enthalpy (e + pV) / m
    ENTHV   Enthalpy density (e/V +p)
    EPSP   Mean element plastic strain (or plastic work for /MAT/LAW15 and /MAT/LAW25)
    FAILURE ID= fail_ID or ALL Damage of a specific failure criterion references by its optional identifier fail_ID defined in the Starter file.
    GROUP   Internal group identifier
    HOURGLASS   Hourglass energy per mass unit
    OFF   Element status.
    Where the result output is:
    = -1
    Element is not active (it is defined in an activated rigid body).
    = 0
    Deleted element.
    Between 0 and 1
    Under failure process.
    = 1
    Active element.
    P   Pressure
    SIGEQ   Equivalent stress based on a material’s yield criteria. Some examples of yield criteria are von Mises, Hill or Barlat.
    SIGX,SIGY,SIGZ, SIGXY,SIGYZ,SIGZX   Mean element stress in specified direction.
    TILLOTSON   Region identifier for Tillotson Equation of State (/EOS/TILLOTSON)
    TSAIWU   Tsai Wu criterion for /MAT/LAW12 (3D_COMP), /MAT/LAW14 (COMPSO), /MAT/LAW15 (CHANG) and /MAT/LAW25 (COMPSH)
    VONM   Mean element von Mises stress.
    USER
    UVAR=
    i or ALL
    		 User material (/MAT/USERij) law output for user-defined variable i.
    Table 2. Scalar ALE and CFD Output
    Keyword3 Keyword4 Description
    BFRAC   Burn fraction
    COLOR   1*vfrac1 + 2*vfrac2 + .... + last*vfracN (LAW51 and LAW151 only)
    DIV(U)   Volumetric dilatation rate
    K   Specific for turbulent energy in CFD
    LAW20 DENS1 Density for first material
    DENS2 Density for second material
    ENER1 Specific Energy for first material
    ENER2 Specific Energy for second material
    EPSP1 Plastic Strain for first material
    P1 Pressure for first material
    P2 Pressure for second material
    QVIS1 Artificial Viscosity for first material
    QVIS2 Artificial Viscosity for second material
    SSP1 Sound speed for first material. Only available with ALE material laws.
    SSP2 Sound speed for second material. Only available with ALE material laws.
    TEMP1 Temperature for first material
    TEMP2 Temperature for second material
    VOLUM1 Volume for first material
    VOLUM2 Volume for second material
    MACH   Mach number (/MAT/LAW151 only)
    SCHLIEREN   Schlieren image (optical method widely used in CFD field). ALE material laws
    SSP   Sound speed. Only available with ALE material laws.
    TDET   Detonation time output.
    TVIS   Specific for turbulent viscosity in CFD
    VFRAC1,VFRAC2, VFRAC3,VFRAC4   Volumetric fractions (for ALE multi-material laws: LAW20, LAW37 and LAW51)
    VORTX   Vorticity for ALE material in X direction.
    Table 3. Tensor Output
    Keyword3 Keyword4 Keyword5 Description
    TENS DAMA   Cracks tensor at integration points for /MAT/LAW24 only.

    If Keyword5 is blank, the mean value in the element is output.
    EPSP
    IR
    i or ALL
    IS
    j or ALL
    		 Plastic strain tensor at integration points, only available for /MAT/LAW24 with Icap=2.

    If Keyword5 is blank, the mean value element is output.
    STRAIN
    IR
    i or ALL
    IS
    j or ALL
    		 Strain tensor at integration points.

    If Keyword5 is blank, the mean value in the element is output.
    STRESS
    IR
    i or ALL
    IS
    j or ALL
    		 Stress tensor at integration points.

    If Keyword5 is blank, the mean value in the element is output.
  4. To request integration point results, use /IR=i/IS=j notation where the options can be entered in any order.