*Heading
Test for user defined effective area for fluid exchange.
use with vufluidexcheffarea.f
*preprint, echo=NO, history=NO, model=NO, contact=NO
** ----------------------------------------------------------------
** PART INSTANCE: CAVITY-1
**
*Node, Nset=CAVITY-1
**
*Node, Nset=CAVITY-1_REFNODE
**
*Element, Type=M3D4R, Elset=CAVITY-1
**
*Elset, Elset=CAVITY-1_FABRIC1, Generate
*Membrane section, Elset=CAVITY-1_FABRIC1, Material=FABRIC1
0.4,
*Elset, Elset=CAVITY-1_FABRIC2, Generate
*Membrane section, Elset=CAVITY-1_FABRIC2, Material=FABRIC2
0.4,
**
**	Fluid cavity
**
*Surface, type=ELEMENT, Name=CAVITY-1_SURF
CAVITY-1, SNEG
*Fluid cavity, name=CAVITY-1, Refnode=CAVITY-1_REFNODE, Behavior=AIR,
Surface=CAVITY-1_SURF, Adiabatic, Ambient pressure=0.101325, Ambient temperature=295
**
**	Fluid inflator
**
*Fluid inflator, name=CAVITY-1_INFL, Property=CAVITY-1_INFLPROP
CAVITY-1_REFNODE,
*Fluid inflator property, Name=CAVITY-1_INFLPROP, Type=TEMPERATURE AND MASS
*Fluid inflator mixture, Number species=1, Type=MOLAR FRACTION
AIR
**
**	Fluid exchange
**
*Surface, type=ELEMENT, Name=CAVITY-1_FABRIC1
CAVITY-1_FABRIC1, SNEG
*Fluid exchange, Name=CAVITY-1_LEAK1, Property=CAVITY-1_ORIFICE1, Effective area=USER, Surface=CAVITY-1_FABRIC1, Constants=3
CAVITY-1_REFNODE
*Fluid exchange property, Name=CAVITY-1_ORIFICE1, Type=ORIFICE
*Surface, type=ELEMENT, Name=CAVITY-1_FABRIC2
CAVITY-1_FABRIC2, SNEG
*Fluid exchange, Name=CAVITY-1_LEAK2, Property=CAVITY-1_ORIFICE2, Effective area=USER, Surface=CAVITY-1_FABRIC2, Constants=3
CAVITY-1_REFNODE
*Fluid exchange property, Name=CAVITY-1_ORIFICE2, Type=ORIFICE
** ----------------------------------------------------------------
** PART INSTANCE: CAVITY-2
**
*Node, Nset=CAVITY-2
**
*Node, Nset=CAVITY-2_REFNODE
**
*Element, type=M3D4R, Elset=CAVITY-2
**
*Elset, Elset=CAVITY-2_FABRIC1, Generate
*Membrane section, Elset=CAVITY-2_FABRIC1, Material=FABRIC1
0.4,
*Elset, Elset=CAVITY-2_FABRIC2, Generate
*Membrane section, Elset=CAVITY-2_FABRIC2, Material=FABRIC2
0.4,
**
**	Fluid cavity
**
*Surface, Type=ELEMENT, Name=CAVITY-2_SURF
CAVITY-2, SNEG
*Fluid cavity, Name=CAVITY-2, Refnode=CAVITY-2_REFNODE, Behavior=AIR,
Surface=CAVITY-2_SURF, Adiabatic, Ambient pressure=0.101325, Ambient temperature=295
**
**	Fluid inflator
**
*Fluid inflator, name=CAVITY-2_INFL, Property=CAVITY-2_INFLPROP
CAVITY-2_REFNODE,
*Fluid inflator property, Name=CAVITY-2_INFLPROP, Type=TEMPERATURE AND MASS
*Fluid inflator mixture, Number species=1, Type=MOLAR FRACTION
AIR
**
**	Fluid exchange
**
*Surface, type=ELEMENT, Name=CAVITY-2_FABRIC1
CAVITY-2_FABRIC1, SNEG
*Fluid exchange, Name=CAVITY-2_LEAK1, Property=CAVITY-2_ORIFICE1, Surface=CAVITY-2_FABRIC1
CAVITY-2_REFNODE
*Fluid exchange property, Name=CAVITY-2_ORIFICE1, Type=ORIFICE
*Surface, type=ELEMENT, Name=CAVITY-2_FABRIC2
CAVITY-2_FABRIC2, SNEG
*Fluid exchange, Name=CAVITY-2_LEAK2, Property=CAVITY-2_ORIFICE2, Surface=CAVITY-2_FABRIC2
CAVITY-2_REFNODE
*Fluid exchange property, Name=CAVITY-2_ORIFICE2, Type=ORIFICE
**
** Assembly Nsets
**
*Nset, Nset=CAVITY_NODES
CAVITY-1,
CAVITY-2
*Nset, Nset=QA_TEST_CAVITY_REFNODES
*Elset, Elset=QA_TEST
CAVITY-1,
CAVITY-2
**
**  Fluid behavior
**
*fluid behavior, name=AIR
*capacity, type=POLYNOMIAL
*molecular weight
**
**  Fabric material
**
*Material, name=FABRIC1
*Density
7.830000E-10,
*Damping, beta=1e-06
*Fabric, Stress free initial slack=NO
*Uniaxial, component=1
*Loading data, regularize=OFF
*Uniaxial, Component=2
*Loading data, Regularize=OFF
*Uniaxial, Component=SHEAR
*Loading data, Regularize=OFF
**
*Material, name=FABRIC2
*Density
7.930000E-10,
*Damping, beta=1e-06
*Fabric, Stress free initial slack=NO
*Uniaxial, component=1
*Loading data, regularize=OFF
*Uniaxial, Component=2
*Loading data, Regularize=OFF
*Uniaxial, Component=SHEAR
*Loading data, Regularize=OFF
**
**
*Physical constants, Universal gas constant=8314.41, Absolute zero=0
*Initial conditions, Type=FLUID PRESSURE
CAVITY-1_REFNODE, 0.000000E+00
CAVITY-2_REFNODE, 0.000000E+00
**
*Initial conditions, Type=TEMPERATURE
CAVITY-1_REFNODE, 2.950000E+02
CAVITY-2_REFNODE, 2.950000E+02
**
*Initial conditions, Type=Node Ref Coordinate
1, 0, 0, 75
2, 0, 75, 75
3, 0, 75, 0
4, 0, 0, 0
5, 75, 75, 75
6, 75, 75, 0
7, 75, 0, 75
8, 75, 0, 0
**
**
*Amplitude, Name=RAMP
0.0, 0.0, 0.01, 1.0
**
*Nset, Nset=U1_0
*Nset, Nset=U1_1
*Nset, Nset=U1_2
*Nset, Nset=U1_3
*Nset, Nset=U1_4
*Nset, Nset=U1_5
*Nset, Nset=U1_6
*Nset, Nset=U1_7
*Nset, Nset=U1_8
*Nset, Nset=U1_9
*Nset, Nset=U1_10
*Nset, Nset=U3_0
*Nset, Nset=U3_1
*Nset, Nset=U3_2
*Nset, Nset=U3_3
*Nset, Nset=U3_4
*Nset, Nset=U3_5
*Nset, Nset=U3_6
*Nset, Nset=U3_7
*Nset, Nset=U3_8
*Nset, Nset=U3_9
*Nset, Nset=U3_10
**
**
*Step, Name=shear
*Dynamic, Explicit, Direct user control
1E-6, 0.01
*Bulk viscosity
*Fluid inflator activation
CAVITY-1_INFL
CAVITY-2_INFL
*Fluid exchange activation
CAVITY-1_LEAK1
CAVITY-1_LEAK2
CAVITY-2_LEAK1
CAVITY-2_LEAK2
*Boundary, Amplitude=RAMP
U1_0, 1,1, 0
U1_1, 1,1, 5.0
U1_2, 1,1, 10.0
U1_3, 1,1, 15.0
U1_4, 1,1, 20.0
U1_5, 1,1, 25.0
U1_6, 1,1, 30.0
U1_7, 1,1, 35.0
U1_8, 1,1, 40.0
U1_9, 1,1, 45.0
U1_10, 1,1, 50.0
CAVITY_NODES, 2, 2, 0
U3_0, 3,3, 0
U3_1, 3,3, -2.5
U3_2, 3,3, -5.0
U3_3, 3,3, -7.5
U3_4, 3,3, -10.0
U3_5, 3,3, -12.5
U3_6, 3,3, -15.0
U3_7, 3,3, -17.5
U3_8, 3,3, -20.0
U3_9, 3,3, -22.5
U3_10, 3,3, -25.0
*Restart, Write, Number interval=1, Timemarks=NO
*Output, Field, variable=PRESELECT
*Element output, Elset=QA_TEST
EFABRIC
*Output, History, Variable=PRESELECT, Frequency=1
*Node output, Nset=QA_TEST_CAVITY_REFNODES
PCAV, CVOL, CTEMP, CMASS, CMFL, CMFLT, MINFL, MINFLT
*end step