(5aebb237) · Commits · 郑智淋 / lammps

doc/pair_peri_pmb.html

+16 −9

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		@@ -24,11 +24,12 @@ pair_coeff * * 1.6863e22 0.0015001 0.0005 0.25
		</P>
		<P>Style <I>peri/pmb</I> style implements the Peridynamic bond-based prototype
		microelastic brittle (PMB) model, which can be used to model materials
		at the mesoscopic or macroscopic scale. The implementation of
		at the mesoscopic or macroscopic scale. The canonical paper on
		Peridynamics is <A HREF = "#Silling">(Silling)</A>. The implementation of
		Peridynamics in LAMMPS is described in <A HREF = "#Parks">(Parks)</A>. Also see the
		<A HREF = "http://www.sandia.gov/~mlparks/papers/PDLAMMPS.pdf">PDLAMMPS user
		guide</A> for more
		details about this particular potential.
		details about this particular potential and using it in LAMMPS.
		</P>
		<P>The following coefficients must be defined for each pair of atom
		types via the <A HREF = "pair_coeff.html">pair_coeff</A> command as in the examples
		@@ -36,15 +37,17 @@ above, or in the data file or restart files read by the
		<A HREF = "read_data.html">read_data</A> or <A HREF = "read_restart.html">read_restart</A>
		commands, or by mixing as described below:
		</P>
		<UL><LI>K (energy/distance^2 units)
		<UL><LI>c (energy/distance/volume^2 units)
		<LI>horizon (distance units)
		<LI>s00 (?? units)
		<LI>alpha (?? units)
		<LI>s00 (unitless)
		<LI>alpha (unitless)
		</UL>
		<P>K is the spring constant for Peridynamic bonds, the horizon is a
		cutoff distance for truncating interactions, and s00 and alpha are
		used as a bond breaking criteria. See the users guide for more
		details.
		<P>C is the effectively a spring constant for Peridynamic bonds, the
		horizon is a cutoff distance for truncating interactions, and s00 and
		alpha are used as a bond breaking criteria. The units of c are such
		that c/distance = stiffness/volume^2, where stiffness is
		energy/distance^2 and volume is distance^3. See the users guide for
		more details.
		</P>
		<HR>

		@@ -88,4 +91,8 @@ LAMMPS</A> section for more info.
		<P><B>(Parks)</B> Parks, Lehoucq, Plimpton, Silling, to appear in Comp Phys
		Comm, (2008).
		</P>
		<A NAME = "Silling"></A>

		<P><B>(Silling)</B> Silling, J Mech Phys Solids, 48, 175-209 (2000).
		</P>
		</HTML>

doc/pair_peri_pmb.txt

+15 −9

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		@@ -21,11 +21,12 @@ pair_coeff * * 1.6863e22 0.0015001 0.0005 0.25 :pre

		Style {peri/pmb} style implements the Peridynamic bond-based prototype
		microelastic brittle (PMB) model, which can be used to model materials
		at the mesoscopic or macroscopic scale. The implementation of
		at the mesoscopic or macroscopic scale. The canonical paper on
		Peridynamics is "(Silling)"_#Silling. The implementation of
		Peridynamics in LAMMPS is described in "(Parks)"_#Parks. Also see the
		"PDLAMMPS user
		guide"_http://www.sandia.gov/~mlparks/papers/PDLAMMPS.pdf for more
		details about this particular potential.
		details about this particular potential and using it in LAMMPS.

		The following coefficients must be defined for each pair of atom
		types via the "pair_coeff"_pair_coeff.html command as in the examples
		@@ -33,15 +34,17 @@ above, or in the data file or restart files read by the
		"read_data"_read_data.html or "read_restart"_read_restart.html
		commands, or by mixing as described below:

		K (energy/distance^2 units)
		c (energy/distance/volume^2 units)
		horizon (distance units)
		s00 (?? units)
		alpha (?? units) :ul
		s00 (unitless)
		alpha (unitless) :ul

		K is the spring constant for Peridynamic bonds, the horizon is a
		cutoff distance for truncating interactions, and s00 and alpha are
		used as a bond breaking criteria. See the users guide for more
		details.
		C is the effectively a spring constant for Peridynamic bonds, the
		horizon is a cutoff distance for truncating interactions, and s00 and
		alpha are used as a bond breaking criteria. The units of c are such
		that c/distance = stiffness/volume^2, where stiffness is
		energy/distance^2 and volume is distance^3. See the users guide for
		more details.

		:line

		@@ -83,3 +86,6 @@ LAMMPS"_Section_start.html#2_3 section for more info.
		:link(Parks)
		[(Parks)] Parks, Lehoucq, Plimpton, Silling, to appear in Comp Phys
		Comm, (2008).

		:link(Silling)
		[(Silling)] Silling, J Mech Phys Solids, 48, 175-209 (2000).

doc/read_data.html

+1 −1

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		@@ -270,7 +270,7 @@ of analysis.
		<TR><TD >full</TD><TD > atom-ID molecule-ID atom-type q x y z</TD></TR>
		<TR><TD >granular</TD><TD > atom-ID atom-type diameter density x y z</TD></TR>
		<TR><TD >molecular</TD><TD > atom-ID molecule-ID atom-type x y z</TD></TR>
		<TR><TD >peri</TD><TD > atom-ID atom-type x y z volume density</TD></TR>
		<TR><TD >peri</TD><TD > atom-ID atom-type volume density x y z</TD></TR>
		<TR><TD >hybrid</TD><TD > atom-ID atom-type x y z sub-style1 sub-style2 ...
		</TD></TR></TABLE></DIV>

doc/read_data.txt

+1 −1

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		@@ -248,7 +248,7 @@ ellipsoid: atom-ID atom-type x y z quatw quati quatj quatk
		full: atom-ID molecule-ID atom-type q x y z
		granular: atom-ID atom-type diameter density x y z
		molecular: atom-ID molecule-ID atom-type x y z
		peri: atom-ID atom-type x y z volume density
		peri: atom-ID atom-type volume density x y z
		hybrid: atom-ID atom-type x y z sub-style1 sub-style2 ... :tb(s=:)

		The keywords have these meanings:

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