Coarse model thermal analysis input file 06_thermal.in
# Lines beginning with a pound/hash (#) are comment #
statements.
*TITLE
Thermal analysis of PBF with substrate fixture/release
#-----------------------------------------------------------
*PBDL
1
#------------------------------------------------------------
*SBXY
12.7 12.7 12.7 12.7
# extend the size of the default substrate
#------------------------------------------------------------
#Powder Bed Part Level Modeling
*PBPA
30
# # layers per element thickness
#-----------------------------------------------------------
*STLF
plate3.stl
# Input STL file
#-----------------------------------------------------------
*ADAPT
4
# Number of refinement levels for adaptive meshing.
#-----------------------------------------------------------
*PBPF
inc718_default.prm # process parameter file
#-----------------------------------------------------------
*TRANSIENT
0, 100000, 0.1, 50000, 0.01, 25, 10, 99999 # time incrementation
control # begin time, end time, inital time increment, maximum #
allowable time increment, min allowable time increment, # time
tolerance, maximum number of cutbacks per increment, # and
maximum total number of increments allowed
#-----------------------------------------------------------
*ANTP
2
#-----------------------------------------------------------
*SOLUTION PARAMETERS
20, 1.d-5, 1.d+20 # max number of iterations, tolerance, max
residual
#-----------------------------------------------------------
*BINARY
# Write to binary output file for subsequent mechanical #
analysis.
#-----------------------------------------------------------
*DDM!
0 -12.7
# substrate top z coord, substrate bottom z coord
#-----------------------------------------------------------
*CONVECTION COEFFICIENTS
25.d-6, 200 # Up to 40 temperature-dependent convection
coefficients. # First column is convection, second is
temperature.
Only a # single row of data indicates constant convection.
#-----------------------------------------------------------
*AMBIENT TEMPERATURE
# Units: [degC]
25
#-----------------------------------------------------------
*MATERIAL PROPERTIES
# For all properties with two columns of data, temperature # is in
the second column.
*MATID
1 # Inconel 625
*CONDUCTIVITY
# Units: [W/(mm-degC)], [degC]
9.8d-3, 21
*DENSITY
# Units: [kg/(mm^3)]
8.44E-06
*SPECIFIC HEAT
# Units: [J/(kg-degC)], [degC]
410 21
#-----------------------------------------------------------
*END
Coarse model mechanical analysis input file 06_mechanical.in
# Lines beginning with a pound/hash (#) are comment #
statements.
*TITLE
Mechanical analysis of PBF with substrate fixture/release
#-----------------------------------------------------------
*PBDL
1
#-----------------------------------------------------------
*SBXY
12.7 12.7 12.7 12.7
# extend the size of the default substrate
#-----------------------------------------------------------
*FSUB
# fix z DOF at bottom of substrate, release during cooling
#-----------------------------------------------------------
*INIT
25
# cool build plate to room temp before part removal
#-----------------------------------------------------------
#Powder Bed Part Level Modeling
*PBPA
30
# # layers per element thickness
#-----------------------------------------------------------
#STL File name
*STLF
plate3.stl
#-----------------------------------------------------------
*PBPF
inc718_default.prm
# process parameter file
#-----------------------------------------------------------
*ADAPT
4
# Number of refinement levels for adaptive meshing.
#-----------------------------------------------------------
*TRANSIENT
0, 100000, 0.1, 50000, 0.01, 250, 10, 99999 # time incrementation
control # begin time, end time, inital time increment, maximum #
allowable time increment, min allowable time increment, # time
tolerance, maximum number of cutbacks per increment, # and maximum
total number of increments allowed
#-----------------------------------------------------------
*ANTP
4
#-----------------------------------------------------------
*SOLUTION PARAMETERS
15, 1.d-5, 1.0e+100 # max number of iterations, tolerance,
max residual
#-----------------------------------------------------------
*DEPENDENT
t0 # Name of the thermal input file (without *.in) to be used # as
temperature input.
#----------------------------------------------------------
*DDM!
0 -12.7
# substrate top z coord, substrate bottom z coord
#------------------------------------------------------------
*MATERIAL PROPERTIES
*MATID
1 # Inconel 625
*ELASTIC
# Elastic modulus, Poisson's ratio, temperature # Units:
[N/(mm^2), [unitless], [degC]
.208d+06, .278, 21.
*EXPANSION
# Units: [(micro m)/(m-degC)], [degC]
20.,
.128D-04, 21.
#-----------------------------------------------------------
*AMBIENT TEMPERATURE
# Units: [degC]
25
#-----------------------------------------------------------
*END