| 37 | |
| 38 | == MHD TEST == |
| 39 | |
| 40 | || const Bz everywhere || [[Image(http://www.pas.rochester.edu/~bliu/pnStudy/PolarizationMap/test/Bz_0.6_m1.png, width=250)]] || || |
| 41 | || const aux_z and Bz everywhere || [[Image(http://www.pas.rochester.edu/~bliu/pnStudy/PolarizationMap/test/Bz_0.6.png, width=250)]] || same mag as 1 || |
| 42 | || Bz in Outflow only || [[Image(http://www.pas.rochester.edu/~bliu/pnStudy/PolarizationMap/test/Bz_Jet0.6.png, width=250)]] || similar as 1&2 || |
| 43 | |
| 44 | |
| 45 | == MHD TEST CODE == |
| 46 | 1. const Bz everywhere |
| 47 | {{{ |
| 48 | DO i=1-rmbc, mx+rmbc ; x = (xl+(REAL(i,xPrec)-half)*dx) |
| 49 | DO j=1-rmbc, my+rmbc ; y = (yl+(REAL(j,xPrec)-half)*dy) |
| 50 | DO k=1-zrmbc,mz+zrmbc ; z = (zl+(REAL(k,xPrec)-half)*dz) |
| 51 | |
| 52 | q(i,j,k,iBx)=0d0 |
| 53 | q(i,j,k,iBy)=0d0 |
| 54 | q(i,j,k,iBz)=sigmaB |
| 55 | q(i,j,k,iE)=q(i,j,k,iE)+half*sigmaB**2 |
| 56 | |
| 57 | CALL ConvertInternaltoTotalEnergy(q(i,j,k,:)) |
| 58 | END DO |
| 59 | END DO |
| 60 | END DO |
| 61 | }}} |
| 62 | |
| 63 | 2. const aux along z direction and Bz everywhere |
| 64 | |
| 65 | {{{ |
| 66 | if ( nDim .eq. 3 .AND. lMHD .AND. lTestConstBz) then |
| 67 | aux(1:mx+1, 1:my, 1:mz, 1) = 0d0 |
| 68 | aux(1:mx, 1:my+1, 1:mz, 2) = 0d0 |
| 69 | DO i=1, mx |
| 70 | DO j=1, my |
| 71 | DO k=1, mz+1 |
| 72 | pos=CellPos(Info, i, j, k) |
| 73 | aux(i,j,k,3)=sigmaB !constant along z |
| 74 | END DO |
| 75 | END DO |
| 76 | END DO |
| 77 | else |
| 78 | aux(:,:,:,:)=0d0 |
| 79 | end if |
| 80 | |
| 81 | .... |
| 82 | |
| 83 | DO i=1-rmbc, mx+rmbc ; x = (xl+(REAL(i,xPrec)-half)*dx) |
| 84 | DO j=1-rmbc, my+rmbc ; y = (yl+(REAL(j,xPrec)-half)*dy) |
| 85 | DO k=1-zrmbc,mz+zrmbc ; z = (zl+(REAL(k,xPrec)-half)*dz) |
| 86 | |
| 87 | q(i,j,k,iBx)=0d0 |
| 88 | q(i,j,k,iBy)=0d0 |
| 89 | q(i,j,k,iBz)=sigmaB |
| 90 | q(i,j,k,iE)=q(i,j,k,iE)+half*sigmaB**2 |
| 91 | |
| 92 | CALL ConvertInternaltoTotalEnergy(q(i,j,k,:)) |
| 93 | END DO |
| 94 | END DO |
| 95 | END DO |
| 96 | }}} |
| 97 | |
| 98 | 3. |
| 99 | |
| 100 | {{{ |
| 101 | |
| 102 | DO i=1-rmbc, mx+rmbc ; x = (xl+(REAL(i,xPrec)-half)*dx) |
| 103 | DO j=1-rmbc, my+rmbc ; y = (yl+(REAL(j,xPrec)-half)*dy) |
| 104 | DO k=1-zrmbc,mz+zrmbc ; z = (zl+(REAL(k,xPrec)-half)*dz) |
| 105 | |
| 106 | qjet(iBx) = 0d0 |
| 107 | qjet(iBy) = 0d0 |
| 108 | qjet(iBz) = sigmaB !sigmaFACTOR |
| 109 | qjet(iE)=qjet(iE)+half*qjet(iBz)**2 |
| 110 | ... |
| 111 | qnew=qwind+qjet |
| 112 | ... |
| 113 | q(i,j,k,1:NrHydroVars)=q(i,j,k,1:NrHydroVars)+(qnew(1:NrHydroVars)-q(i,j,k,1:NrHydroVars)) |
| 114 | CALL ConvertInternaltoTotalEnergy(q(i,j,k,:)) |
| 115 | |
| 116 | END DO |
| 117 | END DO |
| 118 | END DO |
| 119 | }}} |