Difference between revisions of "JWLPlusPlus Material"

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(Created page with "== Constitutive Law == This MPM material is a programmed-burn model for simulating certain detonation scenarios. == Material Properties == The properti...")
 
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! Property !! Description !! Units !! Default
! Property !! Description !! Units !! Default
|-
|-
| K || Zero-pressure, bulk modulus || [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]] || none
| time0 || Detonation start time || [[ConsistentUnits Command#Legacy and Consistent Units|time units]] || 0
|-
|-
| viscosity || Liquid viscosity at one shear rate (note that legacy units are cP = 1 mPa-sec) || [[ConsistentUnits Command#Legacy and Consistent Units|viscosity units]] || none
| StartX || Detonation starting x position || [[ConsistentUnits Command#Legacy and Consistent Units|length units]] || 0
|-
|-
| logshearrate || log of shear rate corresponding to a viscosity || [[ConsistentUnits Command#Legacy and Consistent Units|1/(time units]] || none
| StartY || Detonation starting y position || [[ConsistentUnits Command#Legacy and Consistent Units|length units]] || 0
|-
|-
| alpha || Linear thermal expansion coefficient (&beta;<sub>0</sub> = 3&alpha;) || ppm/K || 0
| StartZ || Detonation starting z position || [[ConsistentUnits Command#Legacy and Consistent Units|length units]] || 0
|-
|-
| InitialPressure || You can set initial pressure to a [[User Defined Functions|user defined function]] of position that evaluates to a pressure in [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]]. When liquids are modeled in gravity, the function can set to &rho;gh, where h is height of liquid above the position (x, y, z). || [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]] || none
| Dv || Detonation velocity || [[ConsistentUnits Command#Legacy and Consistent Units|velocity units]] || none
|-
|-
| ([[Common Material Properties|other]]) || Properties common to all materials || varies || varies
| nm ||  || none || none
|-
| Ajwl ||  || [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]] || none
|-
| Bjwl ||  || [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]] || none
|-
| Cjwl ||  || [[ConsistentUnits Command#Legacy and Consistent Units|pressure units]] || none
|-
| R1 ||  || none || none
|-
| R2 ||  || none || none
|-
| Omega ||  || none || none
|}
|}


== History Variables ==
== History Variables ==

Revision as of 14:52, 12 May 2020

Constitutive Law

This MPM material is a programmed-burn model for simulating certain detonation scenarios.


Material Properties

The properties for a Tait liquid are:

Property Description Units Default
time0 Detonation start time time units 0
StartX Detonation starting x position length units 0
StartY Detonation starting y position length units 0
StartZ Detonation starting z position length units 0
Dv Detonation velocity velocity units none
nm none none
Ajwl pressure units none
Bjwl pressure units none
Cjwl pressure units none
R1 none none
R2 none none
Omega none none

History Variables

None

Examples

The following commands are for water for scripted or XML input files

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