Revision 36f8d4f31f8bd698e1703af9510a3f30ea306b47 authored by Eh Tan on 26 June 2007, 00:37:32 UTC, committed by Eh Tan on 26 June 2007, 00:37:32 UTC
1 parent 9dddcd2
Phase_change.c
/*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
*<LicenseText>
*
* CitcomS by Louis Moresi, Shijie Zhong, Lijie Han, Eh Tan,
* Clint Conrad, Michael Gurnis, and Eun-seo Choi.
* Copyright (C) 1994-2005, California Institute of Technology.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*</LicenseText>
*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#include <stdio.h>
#include <math.h>
#include <sys/types.h>
#include "global_defs.h"
#include "parsing.h"
#include "phase_change.h"
void phase_change_apply(struct All_variables *E, double **buoy,
float **B, float **B_b,
float Ra, float clapeyron,
float depth, float transT, float width);
void calc_phase_change(struct All_variables *E,
float **B, float **B_b,
float Ra, float clapeyron,
float depth, float transT, float width);
void debug_phase_change(struct All_variables *E, float **B);
void phase_change_allocate(struct All_variables *E)
{
int j;
int nno = E->lmesh.nno;
int nsf = E->lmesh.nsf;
for (j=1;j<=E->sphere.caps_per_proc;j++) {
E->Fas410[j] = (float *) malloc((nno+1)*sizeof(float));
E->Fas410_b[j] = (float *) malloc((nsf+1)*sizeof(float));
E->Fas670[j] = (float *) malloc((nno+1)*sizeof(float));
E->Fas670_b[j] = (float *) malloc((nsf+1)*sizeof(float));
E->Fascmb[j] = (float *) malloc((nno+1)*sizeof(float));
E->Fascmb_b[j] = (float *) malloc((nsf+1)*sizeof(float));
}
return;
}
void phase_change_input(struct All_variables *E)
{
int m = E->parallel.me;
/* for phase change 410km */
input_float("Ra_410",&(E->control.Ra_410),"0.0",m);
input_float("clapeyron410",&(E->control.clapeyron410),"0.0",m);
input_float("transT410",&(E->control.transT410),"0.0",m);
input_float("width410",&(E->control.width410),"0.0",m);
if (E->control.width410!=0.0)
E->control.width410 = 1.0/E->control.width410;
/* for phase change 670km */
input_float("Ra_670",&(E->control.Ra_670),"0.0",m);
input_float("clapeyron670",&(E->control.clapeyron670),"0.0",m);
input_float("transT670",&(E->control.transT670),"0.0",m);
input_float("width670",&(E->control.width670),"0.0",m);
if (E->control.width670!=0.0)
E->control.width670 = 1.0/E->control.width670;
/* for phase change CMB */
input_float("Ra_cmb",&(E->control.Ra_cmb),"0.0",m);
input_float("clapeyroncmb",&(E->control.clapeyroncmb),"0.0",m);
input_float("transTcmb",&(E->control.transTcmb),"0.0",m);
input_float("widthcmb",&(E->control.widthcmb),"0.0",m);
if (E->control.widthcmb!=0.0)
E->control.widthcmb = 1.0/E->control.widthcmb;
return;
}
void phase_change_apply_410(struct All_variables *E, double **buoy)
{
if (abs(E->control.Ra_410) > 1e-10) {
phase_change_apply(E, buoy, E->Fas410, E->Fas410_b, E->control.Ra_410,
E->control.clapeyron410, E->viscosity.z410,
E->control.transT410, E->control.width410);
}
return;
}
void phase_change_apply_670(struct All_variables *E, double **buoy)
{
if (abs(E->control.Ra_670) > 1e-10)
phase_change_apply(E, buoy, E->Fas670, E->Fas670_b, E->control.Ra_670,
E->control.clapeyron670, E->viscosity.zlm,
E->control.transT670, E->control.width670);
return;
}
void phase_change_apply_cmb(struct All_variables *E, double **buoy)
{
if (abs(E->control.Ra_cmb) > 1e-10)
phase_change_apply(E, buoy, E->Fascmb, E->Fascmb_b, E->control.Ra_cmb,
E->control.clapeyroncmb, E->viscosity.zcmb,
E->control.transTcmb, E->control.widthcmb);
return;
}
void phase_change_apply(struct All_variables *E, double **buoy,
float **B, float **B_b,
float Ra, float clapeyron,
float depth, float transT, float width)
{
int m, i;
calc_phase_change(E, B, B_b, Ra, clapeyron, depth, transT, width);
for(m=1;m<=E->sphere.caps_per_proc;m++)
for(i=1;i<=E->lmesh.nno;i++)
buoy[m][i] -= Ra * B[m][i];
if (E->control.verbose) {
fprintf(E->fp_out, "Ra=%f, clapeyron=%f, depth=%f, transT=%f, width=%f\n",
Ra, clapeyron, depth, transT, width);
debug_phase_change(E,B);
fflush(E->fp_out);
}
return;
}
void calc_phase_change(struct All_variables *E,
float **B, float **B_b,
float Ra, float clapeyron,
float depth, float transT, float width)
{
int i,j,k,n,ns,m;
float e_pressure,pt5,one;
pt5 = 0.5;
one = 1.0;
for(m=1;m<=E->sphere.caps_per_proc;m++) {
for(i=1;i<=E->lmesh.nno;i++) {
e_pressure = (E->sphere.ro-E->sx[m][3][i]) - depth
- clapeyron*(E->T[m][i]-transT);
B[m][i] = pt5*(one+tanh(width*e_pressure));
}
ns = 0;
for (k=1;k<=E->lmesh.noy;k++)
for (j=1;j<=E->lmesh.nox;j++) {
ns++;
B_b[m][ns]=0.0;
for (i=1;i<E->lmesh.noz;i++) {
n = (k-1)*E->lmesh.noz*E->lmesh.nox + (j-1)*E->lmesh.noz + i;
if (B[m][n]>=pt5 && B[m][n+1]<=pt5)
B_b[m][ns]=(E->sx[m][3][n+1]-E->sx[m][3][n])*(pt5-B[m][n])/(B[m][n+1]-B[m][n])+E->sx[m][3][n];
}
}
}
return;
}
void debug_phase_change(struct All_variables *E, float **B)
{
int m, j;
fprintf(E->fp_out,"output_phase_change_buoyancy\n");
for(m=1;m<=E->sphere.caps_per_proc;m++) {
fprintf(E->fp_out,"for cap %d\n",E->sphere.capid[m]);
for (j=1;j<=E->lmesh.nno;j++)
fprintf(E->fp_out,"Z = %.6e T = %.6e B[%06d] = %.6e \n",E->sx[m][3][j],E->T[m][j],j,B[m][j]);
}
fflush(E->fp_out);
return;
}
/* The following three functions are obsolete. */
void phase_change_410(E,B,B_b)
struct All_variables *E;
float **B,**B_b;
{
int i,j,k,n,ns,m;
float e_pressure,pt5,one;
pt5 = 0.5; one=1.0;
for(m=1;m<=E->sphere.caps_per_proc;m++) {
for(i=1;i<=E->lmesh.nno;i++) {
e_pressure = (E->sphere.ro-E->sx[m][3][i])-E->viscosity.z410-
E->control.clapeyron410*(E->T[m][i]-E->control.transT410);
B[m][i] = pt5*(one+tanh(E->control.width410*e_pressure));
}
ns = 0;
for (k=1;k<=E->lmesh.noy;k++)
for (j=1;j<=E->lmesh.nox;j++) {
ns = ns + 1;
B_b[m][ns]=0.0;
for (i=1;i<E->lmesh.noz;i++) {
n = (k-1)*E->lmesh.noz*E->lmesh.nox + (j-1)*E->lmesh.noz + i;
if (B[m][n]>=pt5&&B[m][n+1]<=pt5)
B_b[m][ns]=(E->sx[m][3][n+1]-E->sx[m][3][n])*(pt5-B[m][n])/(B[m][n+1]-B[m][n])+E->sx[m][3][n];
}
}
}
return;
}
void phase_change_670(E,B,B_b)
struct All_variables *E;
float **B,**B_b;
{
int i,j,k,n,ns,m;
float e_pressure,pt5,one;
pt5 = 0.5; one=1.0;
for(m=1;m<=E->sphere.caps_per_proc;m++) {
for(i=1;i<=E->lmesh.nno;i++) {
e_pressure = (E->sphere.ro-E->sx[m][3][i])-E->viscosity.zlm-
E->control.clapeyron670*(E->T[m][i]-E->control.transT670);
B[m][i] = pt5*(one+tanh(E->control.width670*e_pressure));
}
ns = 0;
for (k=1;k<=E->lmesh.noy;k++)
for (j=1;j<=E->lmesh.nox;j++) {
ns = ns + 1;
B_b[m][ns]=0.0;
for (i=1;i<E->lmesh.noz;i++) {
n = (k-1)*E->lmesh.noz*E->lmesh.nox + (j-1)*E->lmesh.noz + i;
if (B[m][n]>=pt5&&B[m][n+1]<=pt5)
B_b[m][ns]=(E->sx[m][3][n+1]-E->sx[m][3][n])*(pt5-B[m][n])/(B[m][n+1]-B[m][n])+E->sx[m][3][n];
}
}
}
return;
}
void phase_change_cmb(E,B,B_b)
struct All_variables *E;
float **B,**B_b;
{
int i,j,k,n,ns,m;
float e_pressure,pt5,one;
pt5 = 0.5; one=1.0;
for(m=1;m<=E->sphere.caps_per_proc;m++) {
for(i=1;i<=E->lmesh.nno;i++) {
e_pressure = (E->sphere.ro-E->sx[m][3][i])-E->viscosity.zcmb-
E->control.clapeyroncmb*(E->T[m][i]-E->control.transTcmb);
B[m][i] = pt5*(one+tanh(E->control.widthcmb*e_pressure));
}
ns = 0;
for (k=1;k<=E->lmesh.noy;k++)
for (j=1;j<=E->lmesh.nox;j++) {
ns = ns + 1;
B_b[m][ns]=0.0;
for (i=1;i<E->lmesh.noz;i++) {
n = (k-1)*E->lmesh.noz*E->lmesh.nox + (j-1)*E->lmesh.noz + i;
if (B[m][n]>=pt5&&B[m][n+1]<=pt5)
B_b[m][ns]=(E->sx[m][3][n+1]-E->sx[m][3][n])*(pt5-B[m][n])/(B[m][n+1]-B[m][n])+E->sx[m][3][n];
}
}
}
return;
}
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