void Foam::calc(const argList& args, const Time& runTime, const fvMesh& mesh)
{
bool writeResults = !args.optionFound("noWrite");
IOobject Uheader
(
"U",
runTime.timeName(),
mesh,
IOobject::MUST_READ
);
if (Uheader.headerOk())
{
Info<< " Reading U" << endl;
volVectorField U(Uheader, mesh);
Info<< " Calculating vorticity" << endl;
volVectorField vorticity
(
IOobject
(
"vorticity",
runTime.timeName(),
mesh,
IOobject::NO_READ
),
fvc::curl(U)
);
volScalarField helicity
(
IOobject
(
"helicity",
runTime.timeName(),
mesh,
IOobject::NO_READ
),
U & vorticity
);
Info<< "helicity max/min : "
<< max(helicity).value() << " "
<< min(helicity).value() << endl;
if (writeResults)
{
helicity.write();
//magVorticity.write();
}
}
else
{
Info<< " No U" << endl;
}
Info<< "\nEnd\n" << endl;
}
/* NP */
short ww_type(short *wwtype, short *dcp)
/********************************************************************/
/* Watch type guidance */
/* A decision tree to help with ww issuance */
/* */
/* Rich Thompson SPC OUN */
/********************************************************************/
{
float ix1, ix2, ix3, ix4, lr75, shr6, t500, fzlh, mumixr, lowrh, midrh, low_mid_rh;
float mucn, mlcn, mlcp, sbcp, mucp, lr1, lr3, shr6_dir, sr46_dir, sr46_spd, shr6_sr46_diff, mmp;
float sig_tor, sig_tor_winter, sighail, wind_dmg, rm_scp, cbsig, dncp, srh1, sblcl, mllcl;
float oldlplpres, pres, pbot, ptop, shr8, bot, top, esrh, lm_scp;
short oldlplchoice, ww_choice;
short pIndex, tIndex, zIndex, tdIndex;
short x1, y1, x2, y2, tlx, tly, wid;
struct _parcel pcl;
char st[40];
tlx = hov.tlx + 409;
tly = hov.bry;
wid = 119;
setcliprgn( tlx+2, tly+2, tlx+wid+24, tly+wid+1);
setcolor(0);
setlinestyle( 1, 1 );
rectangle( 1,tlx, tly, tlx+wid+27, tly+wid+1);
setcolor(1);
rectangle( 0, tlx, tly, tlx+wid+27, tly+wid+1);
setlinestyle( 1, 1 );
moveto( tlx + 2, tly + 18);
lineto(tlx + wid + 27, tly + 18);
/* ----- Plot Label ----- */
set_font(6);
setcolor(1);
outgtext( "Psbl Watch Type", tlx + 20, tly + 3 );
*wwtype = 0;
*dcp = 0;
oldlplchoice = lplvals.flag;
tIndex = getParmIndex("TEMP");
pIndex = getParmIndex("PRES");
zIndex = getParmIndex("HGHT");
tdIndex = getParmIndex("DWPT");
/* 24 Mar 2008 */
/* effective_inflow_layer(100, -250, &pbot, &ptop);*/
/* sb parcel */
define_parcel(1,0);
ix1 = parcel(-1, -1, lplvals.pres, lplvals.temp, lplvals.dwpt, &pcl);
sbcp = pcl.bplus;
sblcl = agl(i_hght(pcl.lclpres, I_PRES));
sig_tor_winter = sigtorn_fixed(st_dir, st_spd);
/* ml parcel */
define_parcel(4,100);
ix1 = parcel(-1, -1, lplvals.pres, lplvals.temp, lplvals.dwpt, &pcl);
mlcn = pcl.bminus;
mlcp = pcl.bplus;
mllcl = agl(i_hght(pcl.lclpres, I_PRES));
sig_tor = sigtorn_cin(st_dir, st_spd);
/* mu parcel */
define_parcel(3,400);
mucp = parcel(-1, -1, lplvals.pres, lplvals.temp, lplvals.dwpt, &pcl);
mucn = pcl.bminus;
dncp = dcape(&ix1, &ix2);
/* sighail ingredients */
lr75 = lapse_rate(&ix1, 700, 500);
wind_shear(sndg[sfc()][pIndex], i_pres(msl(6000)), &ix1, &ix2, &ix3, &ix4);
shr6 = ix4;
shr6_dir = ix3;
wind_shear(sndg[sfc()][pIndex], i_pres(msl(8000)), &ix1, &ix2, &ix3, &ix4);
shr8 = ix4;
mumixr = mixratio(lplvals.pres, lplvals.dwpt);
t500 = i_temp(500, I_PRES);
fzlh = mtof(agl(i_hght(temp_lvl(0, &ix1), I_PRES)));
sighail = sig_hail(pcl.bplus, mumixr, lr75, t500, kt_to_mps(shr6), fzlh, pcl.bminus, 0, 0, 25, mlcp);
rm_scp = scp(st_dir, st_spd);
wind_dmg = damaging_wind();
sr_wind( i_pres(msl(4000)), i_pres(msl(6000)), st_dir, st_spd, &ix1, &ix2, &ix3, &ix4);
sr46_dir = ix3;
sr46_spd = ix4;
shr6_sr46_diff = (shr6_dir - sr46_dir);
srh1 = helicity(0, 1000, st_dir, st_spd, &ix1, &ix2);
bot = agl(i_hght(p_bot, I_PRES));
top = agl(i_hght(p_top, I_PRES));
esrh = helicity(bot, top, st_dir, st_spd, &ix1, &ix2);
lapse_rate(&ix2, sndg[sfc()][pIndex], i_pres(sndg[sfc()][zIndex]+1000));
lr1 = ix2;
lapse_rate(&ix2, sndg[sfc()][pIndex], i_pres(sndg[sfc()][zIndex]+3000));
lr3 = ix2;
mean_relhum(&ix1, sndg[sfc()][pIndex]-150, sndg[sfc()][pIndex]-350);
midrh = ix1;
mean_relhum(&ix1, sndg[sfc()][pIndex], sndg[sfc()][pIndex]-150);
lowrh = ix1;
low_mid_rh = ((lowrh + midrh)/2);
mmp = coniglio1();
cbsig = (mlcp * kt_to_mps(shr6));
/* 24 Mar 2008 */
/* all "p_bot" below were changed from "pbot" */
/* Decision tree below is identical to the operational "ww_type" flow chart documentation 9/23/09 RLT */
if ((sig_tor >= 3.0) && (sig_tor_winter >= 3.0) && (srh1 >= 150) && (esrh >= 150) && (sr46_spd >= 15.0) && (shr8 >= 40.0) && (sblcl < 1000) && (mllcl < 1100) && (lr1 >= 5.0) && (bot == 0.0)) {
*dcp = 1;
*wwtype = 5;
ww_choice = 5;
/*printf("\n dcp (in PDS) = %d", *dcp);*/
set_font(6);
setcolor(7);
outgtext( "PDS TOR", tlx + 45, tly + 60 );
}
/* else
if ((sig_tor_winter >= 4.0) && (sr46_spd >= 15.0) && (shr8 >= 40.0) && (sblcl < 1000) && (lr1 >= 5.0) && (bot == 0.0)) {
*dcp = 2;
*wwtype = 5;
ww_choice = 5;
set_font(6);
setcolor(7);
outgtext( "PDS TOR", tlx + 45, tly + 60 );
}
*/
else
if (((sig_tor >= 3.0) || (sig_tor_winter >= 4.0)) && (bot == 0.0)) {
*dcp = 3;
*wwtype = 4;
ww_choice = 4;
/*printf("\n dcp (in TOR) = %d", *dcp);*/
set_font(6);
setcolor(2);
outgtext( "TOR", tlx + 45, tly + 60 );
}
else
if (((sig_tor >= 1.0) || (sig_tor_winter >= 1.0)) && ((sr46_spd >= 15.0) || (shr8 >= 40.0)) && (bot == 0.0)) {
*dcp = 4;
*wwtype = 4;
ww_choice = 4;
/*printf("\n dcp (in TOR) = %d", *dcp);*/
set_font(6);
setcolor(2);
outgtext( "TOR", tlx + 45, tly + 60 );
}
else
if (((sig_tor >= 1.0) || (sig_tor_winter >= 1.0)) && (low_mid_rh >= 60) && (lr1 >= 5.0) && (bot == 0.0)) {
*dcp = 5;
*wwtype = 4;
ww_choice = 4;
/*printf("\n dcp (in TOR) = %d", *dcp);*/
set_font(6);
setcolor(2);
outgtext( "TOR", tlx + 45, tly + 60 );
}
else
if ((( sig_tor >= 1.0) || (sig_tor_winter >= 1.0)) && (bot == 0.0)) {
*dcp = 6;
*wwtype = 3;
ww_choice = 3;
/*printf("\n dcp (in mrgl TOR) = %d", *dcp);*/
set_font(6);
setcolor(2);
outgtext( "mrgl TOR", tlx + 40, tly + 60 );
}
else
if (((( sig_tor >= 0.5) && (esrh >= 150)) || ((sig_tor_winter >= 0.5) && (srh1 >= 150))) && (bot == 0.0)) {
*dcp = 7;
*wwtype = 3;
ww_choice = 3;
/*printf("\n dcp (in mrgl TOR) = %d", *dcp);*/
set_font(6);
setcolor(2);
outgtext( "mrgl TOR", tlx + 40, tly + 60 );
}
else
if ((( sig_tor_winter >= 1.0) || (rm_scp >= 4.0) || (sig_tor >= 1.0)) && (mucn >= -50.0)) {
*dcp = 8;
*wwtype = 2;
ww_choice = 2;
/*printf("\n dcp (in SVR) = %d", *dcp);*/
set_font(6);
setcolor(6);
outgtext( "SVR", tlx + 60, tly + 60 );
}
else
if ((rm_scp >= 2.0) && ((sighail >= 1.0) || (dncp >= 750)) && (mucn >= -50.0)) {
*dcp = 9;
*wwtype = 2;
ww_choice = 2;
/*printf("\n dcp (in SVR) = %d", *dcp);*/
set_font(6);
setcolor(6);
outgtext( "SVR", tlx + 60, tly + 60 );
}
else
if ((cbsig >= 30000) && (mmp >= 0.6) && (mucn >= -50.0)) {
*dcp = 10;
*wwtype = 2;
ww_choice = 2;
/*printf("\n dcp (in SVR) = %d", *dcp);*/
set_font(6);
setcolor(6);
outgtext( "SVR", tlx + 60, tly + 60 );
}
else
if ((mucn >= -75.0) && ((wind_dmg >= 0.5) || (sighail >= 0.5) || (rm_scp >= 0.5))) {
*dcp = 11;
*wwtype = 1;
ww_choice = 1;
/*printf("\n dcp (in mrgl SVR) = %d", *dcp);*/
set_font(6);
setcolor(26);
outgtext( "MRGL SVR", tlx + 40, tly + 60 );
}
else {
*dcp = 0;
/*printf("\n dcp (after logic checks) = %d", *dcp);*/
*wwtype = 0;
ww_choice = 0;
}
if (*wwtype == 0) {
set_font(6);
setcolor(19);
outgtext( "NONE", tlx + 50, tly + 60 );
}
//printf("sig_tor=%f sig_tor_winter=%f srh1=%f esrh=%f sr46_spd=%f shr8=%f sblcl=%f\n mllcl=%f lr1=%f bot=%f low_mid_rh=%f rm_scp=%f\n mucn=%f dncp=%f sighail=%f cbsig=%f wind_dmg=%f",
// sig_tor,sig_tor_winter,srh1,esrh,sr46_spd,shr8, sblcl, mllcl, lr1, bot, low_mid_rh, rm_scp,mucn, dncp, sighail, cbsig, wind_dmg);
/* define_parcel(oldlplchoice, oldlplpres); */
/* set parcel back to user selection */
if (oldlplchoice == 1)
pres = 0;
else if (oldlplchoice == 2)
pres = 0;
else if (oldlplchoice == 3)
pres = mu_layer;
else if (oldlplchoice == 4)
pres = mml_layer;
else if (oldlplchoice == 5)
pres = user_level;
else if (oldlplchoice == 6)
pres = mu_layer;
define_parcel(oldlplchoice, pres);
return ww_choice;
}
