Equation for Central Solenoid current density upper limit at EOF author: P B Lloyd, CCFE, Culham Science Centre args : output structure : residual error; constraint value; residual error in physical units; output string; units string Equation for Central Solenoid current density upper limit at EOF #=# pfcoil #=#=# fjohc, rjohc and hence also optional here. Logic change during pre-factoring: err, symbol, units will be assigned only if present. fjohc : input real : f-value for central solenoid current at end-of-flattop rjohc : input real : allowable central solenoid current density at end of flat-top (A/m2) coheof : input real : central solenoid overall current density at end of flat-top (A/m2)
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
real(kind=dp), | intent(out) | :: | tmp_cc | |||
real(kind=dp), | intent(out) | :: | tmp_con | |||
real(kind=dp), | intent(out) | :: | tmp_err | |||
character(len=1), | intent(out) | :: | tmp_symbol | |||
character(len=10), | intent(out) | :: | tmp_units |
subroutine constraint_eqn_026(tmp_cc, tmp_con, tmp_err, tmp_symbol, tmp_units)
!! Equation for Central Solenoid current density upper limit at EOF
!! author: P B Lloyd, CCFE, Culham Science Centre
!! args : output structure : residual error; constraint value;
!! residual error in physical units; output string; units string
!! Equation for Central Solenoid current density upper limit at EOF
!! #=# pfcoil
!! #=#=# fjohc, rjohc
!! and hence also optional here.
!! Logic change during pre-factoring: err, symbol, units will be assigned only if present.
!! fjohc : input real : f-value for central solenoid current at end-of-flattop
!! rjohc : input real : allowable central solenoid current density at end of flat-top (A/m2)
!! coheof : input real : central solenoid overall current density at end of flat-top (A/m2)
use constraint_variables, only: fjohc
use pfcoil_variables, only: rjohc, coheof
implicit none
real(dp), intent(out) :: tmp_cc
real(dp), intent(out) :: tmp_con
real(dp), intent(out) :: tmp_err
character(len=1), intent(out) :: tmp_symbol
character(len=10), intent(out) :: tmp_units
tmp_cc = 1.0D0 - fjohc * rjohc/coheof
tmp_con = rjohc
tmp_err = rjohc - coheof / fjohc
tmp_symbol = '<'
tmp_units = 'A/m2'
end subroutine constraint_eqn_026