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Magnetic axis data saved in axis_r,phi,z #90

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merged 2 commits into from
Dec 7, 2022
Merged

Magnetic axis data saved in axis_r,phi,z #90

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8c82652
now magnetic axis data saved in axis_r,phi,z
zhucaoxiang Dec 7, 2022
068dfa5
Merge branch 'develop' into axis
zhucaoxiang Dec 7, 2022
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10 changes: 6 additions & 4 deletions sources/globals.f90
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ module globals
!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!


CHARACTER(10), parameter :: version='v0.18.00' ! version number
CHARACTER(10), parameter :: version='v0.18.01' ! version number


!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!
Expand Down Expand Up @@ -238,6 +238,7 @@ module globals
INTEGER :: pp_nsteps = 1
INTEGER :: pp_nfp = 1
REAL :: pp_xtol = 1.000D-06
INTEGER :: axis_npoints = 360

namelist / focusin / &
IsQuiet ,&
Expand Down Expand Up @@ -337,7 +338,7 @@ module globals
Nmax ,&
sdelta ,&
case_optimize ,&
fdiff_delta ,&
fdiff_delta ,&
exit_tol ,&
DF_maxiter ,&
DF_xtol ,&
Expand Down Expand Up @@ -376,7 +377,8 @@ module globals
pp_maxiter ,&
pp_nsteps ,&
pp_nfp ,&
pp_xtol
pp_xtol ,&
axis_npoints

!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!

Expand Down Expand Up @@ -538,7 +540,7 @@ module globals
!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!

! fieldline tracing
REAL, ALLOCATABLE :: XYZB(:,:,:), ppr(:,:), ppz(:,:), iota(:)
REAL, ALLOCATABLE :: XYZB(:,:,:), ppr(:,:), ppz(:,:), iota(:), axis_phi(:), axis_r(:), axis_z(:)
INTEGER :: tor_num, total_num, booz_mpol, booz_ntor, booz_mn
LOGICAL :: lboozmn = .false.
INTEGER, ALLOCATABLE :: bmim(:), bmin(:)
Expand Down
25 changes: 22 additions & 3 deletions sources/poinplot.f90
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Expand Up @@ -145,7 +145,8 @@ END SUBROUTINE poinplot
!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!-!

SUBROUTINE find_axis(RZ, MAXFEV, XTOL)
USE globals, only : dp, myid, ounit, zero, pp_phi
USE globals, only : dp, myid, ounit, zero, pi2, sqrtmachprec, &
pp_phi, pp_xtol, axis_phi, axis_r, axis_z, axis_npoints
USE mpi
IMPLICIT NONE

Expand All @@ -155,11 +156,13 @@ SUBROUTINE find_axis(RZ, MAXFEV, XTOL)

INTEGER, parameter :: n=2
INTEGER :: ml,mu,mode,nprint,info,nfev,ldfjac,lr
INTEGER :: iwork(5), ierr, astat, ifail, i
REAL :: epsfcn,factor
REAL :: fvec(n),diag(n),qtf(n),wa1(n),wa2(n),wa3(n),wa4(n)
REAL :: rz_end(n), phi_init, phi_stop, relerr, abserr, work(100+21*N)
REAL, allocatable :: fjac(:,:),r(:)
external :: axis_fcn
external :: axis_fcn, BRpZ

LR = N*(N+1)/2
LDFJAC = N
ml = n-1
Expand Down Expand Up @@ -195,6 +198,22 @@ SUBROUTINE find_axis(RZ, MAXFEV, XTOL)
write(ounit,'("findaxis: info="I2", something wrong with the axis finding subroutine.")') info
end select
endif

! save axis data
SALLOCATE(axis_phi, (1:axis_npoints), zero)
SALLOCATE(axis_r , (1:axis_npoints), zero)
SALLOCATE(axis_z , (1:axis_npoints), zero)
relerr = pp_xtol
abserr = sqrtmachprec
rz_end = RZ
do i = 1, axis_npoints
axis_phi(i) = pp_phi + (i - 1) * pi2 / axis_npoints
axis_r(i) = rz_end(1) ; axis_z(i) = rz_end(2)
ifail = 1
phi_init = axis_phi(i)
phi_stop = phi_init + pi2 / axis_npoints
call ode( BRpZ, n, rz_end, phi_init, phi_stop, relerr, abserr, ifail, work, iwork )
enddo

return

Expand Down
4 changes: 4 additions & 0 deletions sources/saving.f90
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Expand Up @@ -157,6 +157,7 @@ subroutine saving
HWRITEIV( 1 , pp_ns , pp_ns )
HWRITEIV( 1 , pp_maxiter , pp_maxiter )
HWRITERV( 1 , pp_xtol , pp_xtol )
HWRITEIV( 1 , axis_npoints , axis_npoints )

HWRITEIV( 1 , Nfp , surf(plasma)%Nfp )
HWRITERV( 1 , surf_vol , surf(plasma)%vol )
Expand Down Expand Up @@ -346,6 +347,9 @@ subroutine saving
HWRITERA( pp_ns, pp_maxiter+1, ppr , ppr(1:pp_ns, 0:pp_maxiter) )
HWRITERA( pp_ns, pp_maxiter+1, ppz , ppz(1:pp_ns, 0:pp_maxiter) )
HWRITERV( pp_ns , iota , iota(1:pp_ns) )
HWRITERV( axis_npoints , axis_phi , axis_phi(1:axis_npoints) )
HWRITERV( axis_npoints , axis_r , axis_r(1:axis_npoints) )
HWRITERV( axis_npoints , axis_z , axis_z(1:axis_npoints) )
endif

if (allocated(XYZB)) then
Expand Down