JWLPlusPlus Material - Revision history

Nairnj: /* Material Properties */

2021-07-22T20:11:41Z

Material Properties

← Older revision		Revision as of 20:11, 22 July 2021
Line 56:		Line 56:
	\| Dw \|\| Detonation front width. The extent of reaction of these particle goes from 0 to 1 over a length equal to this width. The time for a given particle to burn once it starts is thus Dw/Dv. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| Dw \|\| Detonation front width. The extent of reaction of these particle goes from 0 to 1 over a length equal to this width. The time for a given particle to burn once it starts is thus Dw/Dv. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none
	\|-		\|-
	\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation and moved into the [[Material Point Reservoir]]. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none
	\|-		\|-
	\| K \|\| Bulk modulus in the solid phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none		\| K \|\| Bulk modulus in the solid phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none

Nairnj: /* Material Properties */

2020-05-12T23:06:59Z

Material Properties

← Older revision		Revision as of 23:06, 12 May 2020
Line 54:		Line 54:
	\| Dv \|\| Detonation velocity \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|alt velocity units]] \|\| none		\| Dv \|\| Detonation velocity \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|alt velocity units]] \|\| none
	\|-		\|-
	\| Dw \|\| Detonation front width. The extent of reaction of these particle goes from 0 to 1 over a length equal to this width. The time for a given ~~partile~~ to burn once it starts is thus Dw/Dv. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| Dw \|\| Detonation front width. The extent of reaction of these particle goes from 0 to 1 over a length equal to this width. The time for a given particle to burn once it starts is thus Dw/Dv. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none
	\|-		\|-
	\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none

Nairnj: /* Material Properties */

2020-05-12T23:06:03Z

Material Properties

← Older revision		Revision as of 23:06, 12 May 2020
Line 57:		Line 57:
	\|-		\|-
	\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none
			\|-
			\| K \|\| Bulk modulus in the solid phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none
	\|-		\|-
	\| nm \|\| Factor in the solid phase equation of state \|\| none \|\| none		\| nm \|\| Factor in the solid phase equation of state \|\| none \|\| none

Nairnj: /* Material Properties */

2020-05-12T22:55:44Z

Material Properties

← Older revision		Revision as of 22:55, 12 May 2020
Line 58:		Line 58:
	\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none		\| DeleteDist \|\| Particle deletion distance. If a particle is greater than this distance from the starting location (for spherical wave) or starting plane (for planar wave), the particle is deleted from the simulation. \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|length units]] \|\| none
	\|-		\|-
	\| nm \|\| \|\| none \|\| none		\| nm \|\| Factor in the solid phase equation of state \|\| none \|\| none
	\|-		\|-
	\| Ajwl \|\| \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none		\| Ajwl \|\| <i>A</i> term in gas phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none
	\|-		\|-
	\| Bjwl \|\| \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none		\| Bjwl \|\| <i>B</i> term in gas phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none
	\|-		\|-
	\| Cjwl \|\| \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none		\| Cjwl \|\| <i>C</i> term in gas phase equation of state \|\| [[ConsistentUnits Command#Legacy and Consistent Units\|pressure units]] \|\| none
	\|-		\|-
	\| R1 \|\| \|\| none \|\| none		\| R1 \|\| <i>R</i><sub>1</sub> term in gas phase equation of state \|\| none \|\| none
	\|-		\|-
	\| R2 \|\| \|\| none \|\| none		\| R2 \|\| <i>R</i><sub>2</sub> term in gas phase equation of state \|\| none \|\| none
	\|-		\|-
	\| Omega \|\| \|\| none \|\| none		\| Omega \|\| ω term in gas phase equation of state \|\| none \|\| none
	\|-		\|-
	\| ([[Common Material Properties\|other]]) \|\| Properties common to all materials \|\| varies \|\| varies		\| ([[Common Material Properties\|other]]) \|\| Properties common to all materials \|\| varies \|\| varies

Nairnj: /* Detonation Wave */

2020-05-12T22:53:31Z

Detonation Wave

← Older revision		Revision as of 22:53, 12 May 2020
Line 26:		Line 26:
	== Detonation Wave ==		== Detonation Wave ==

	The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) and a given ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave defined by the plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])		The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) and a given ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave defined by the plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity (see [[#MaterialProperties\|Dv]])

	All ~~particle~~ started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.		All particles started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.

	== Material Properties ==		== Material Properties ==

Nairnj: /* Detonation Wave */

2020-05-12T22:52:55Z

Detonation Wave

← Older revision		Revision as of 22:52, 12 May 2020
Line 26:		Line 26:
	== Detonation Wave ==		== Detonation Wave ==

	The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) and a given ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave ~~define~~ by plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])		The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) and a given ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave defined by the plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])

	All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.		All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.

Nairnj: /* Detonation Wave */

2020-05-12T22:52:13Z

Detonation Wave

← Older revision		Revision as of 22:52, 12 May 2020
Line 26:		Line 26:
	== Detonation Wave ==		== Detonation Wave ==

	The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) at and ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave define by plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])		The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) and a given ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave define by plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])

	All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.		All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.

Nairnj: /* Detonation Wave */

2020-05-12T22:51:44Z

Detonation Wave

← Older revision		Revision as of 22:51, 12 May 2020
Line 26:		Line 26:
	== Detonation Wave ==		== Detonation Wave ==

	The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts ~~and~~ specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) at and ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave define by plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])		The fraction reacted is modeling by assuming a detonation wave moving through a collection of JWLPlusPlus material points. The wave starts at a specified position (see [[#MaterialProperties\|StartPositionX(Y)(Z)]]) at and ignition time (see [[#Material Properties\|time0]]). If no normal vector is defined, the detonation wave will be a spherical wave emanating from the starting point. If a normal vector is defined (see [[#MaterialProperties\|NormX(Y)(Z)]]), the detonation wave will be planar wave define by plane through the starting point with the provided normal vector. The wave front propagates at a constant detonation velocity ((see [[#MaterialProperties\|Dv]])

	All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.		All particle started as unreacted (fraction reacted <i>F</i>=0). They start to react when the detonation wave reaches the particle and finish reacting when the wave is a distance [[#Material Properties\|Dw]] past the particle. Within the wave front, the fraction reacted varies linear from 0 to 1. In other words, <tt>Dw</tt> is the width of the detonation front and <tt>Dw/Dt</tt> is the time it takes each particle to fully react.

Nairnj: /* Constitutive Law */

2020-05-12T22:50:53Z

Constitutive Law

← Older revision		Revision as of 22:50, 12 May 2020
Line 7:		Line 7:
	This material tracks only pressure, which is modeled as simple mixture of unreacted solid phase with a reacted gas phase. The equation of state is described in Souers <i>et al.</i><ref name="jwl">P. Clark Souers*, Steve Anderson, James Mercer, Estella McGuire and Peter Vitello, "JWL : A Simple Reactive Flow Code Package for Detonation." Propellants, Explosives, Pyrotechnics <b>25</b>, 54-58 (2000).</ref>		This material tracks only pressure, which is modeled as simple mixture of unreacted solid phase with a reacted gas phase. The equation of state is described in Souers <i>et al.</i><ref name="jwl">P. Clark Souers*, Steve Anderson, James Mercer, Estella McGuire and Peter Vitello, "JWL : A Simple Reactive Flow Code Package for Detonation." Propellants, Explosives, Pyrotechnics <b>25</b>, 54-58 (2000).</ref>

	The solid ~~material~~ is modeled using a Murnahan equation of state:		The solid phase is modeled using a Murnahan equation of state:


	<math>P_{solid} = {1\over nK}\left({1\over J^n}-1\right)</math>		<math>P_{solid} = {1\over nK}\left({1\over J^n}-1\right)</math>

	where <i>K</i> is bulk modulus, <i>n</i> is a [[#Material Properties\|JWL material property]], and <i>J</i> is relative volume change (<i>i.e.</i>, determinant of the deformation gradient). The pressure of the gas phase is		where <i>K</i> is bulk modulus, <i>n</i> is a [[#Material Properties\|JWL material property]], and <i>J</i> is relative volume change (<i>i.e.</i>, determinant of the deformation gradient). The pressure of the gas phase<ref name="jwl"/> is

Nairnj: /* Constitutive Law */

2020-05-12T22:49:57Z

Constitutive Law

← Older revision		Revision as of 22:49, 12 May 2020
Line 5:		Line 5:
	== Constitutive Law ==		== Constitutive Law ==

	This material tracks only pressure, which is modeled as ~~siple~~ mixture of unreacted solid ~~material~~ with a reacted gas phase. The equation of state is described in Souers <i>et al.</i><ref name="jwl">P. Clark Souers*, Steve Anderson, James Mercer, Estella McGuire and Peter Vitello, "JWL : A Simple Reactive Flow Code Package for Detonation." Propellants, Explosives, Pyrotechnics <b>25</b>, 54-58 (2000).</ref>		This material tracks only pressure, which is modeled as simple mixture of unreacted solid phase with a reacted gas phase. The equation of state is described in Souers <i>et al.</i><ref name="jwl">P. Clark Souers*, Steve Anderson, James Mercer, Estella McGuire and Peter Vitello, "JWL : A Simple Reactive Flow Code Package for Detonation." Propellants, Explosives, Pyrotechnics <b>25</b>, 54-58 (2000).</ref>

	The solid material is modeled using a Murnahan equation of state:		The solid material is modeled using a Murnahan equation of state: