mom_eos_teos10::calculate_density_derivs_teos10 Interface Reference

Detailed Description

For a given thermodynamic state, return the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions.

Definition at line 41 of file MOM_EOS_TEOS10.F90.

Private functions
subroutine	calculate_density_derivs_scalar_teos10 (T, S, pressure, drho_dT, drho_dS)
	For a given thermodynamic state, calculate the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions. More...
subroutine	calculate_density_derivs_array_teos10 (T, S, pressure, drho_dT, drho_dS, start, npts)
	For a given thermodynamic state, calculate the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions. More...

Detailed Description

For a given thermodynamic state, return the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions.

Definition at line 41 of file MOM_EOS_TEOS10.F90.

Functions and subroutines

calculate_density_derivs_array_teos10()

subroutine mom_eos_teos10::calculate_density_derivs_teos10::calculate_density_derivs_array_teos10 ( real, dimension(:), intent(in)  T, real, dimension(:), intent(in)  S, real, dimension(:), intent(in)  pressure, real, dimension(:), intent(out)  drho_dT, real, dimension(:), intent(out)  drho_dS, integer, intent(in)  start, integer, intent(in)  npts  )

private

For a given thermodynamic state, calculate the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions.

Parameters

[in]	t	Conservative temperature [degC].
[in]	s	Absolute salinity [g kg-1].
[in]	pressure	pressure [Pa].
[out]	drho_dt	The partial derivative of density with conservative temperature [kg m-3 degC-1].
[out]	drho_ds	The partial derivative of density with absolute salinity, [kg m-3 (g/kg)-1].
[in]	start	The starting point in the arrays.
[in]	npts	The number of values to calculate.

Definition at line 169 of file MOM_EOS_TEOS10.F90.

  real,    intent(in),  dimension(:) :: T        !< Conservative temperature [degC].
  real,    intent(in),  dimension(:) :: S        !< Absolute salinity [g kg-1].
  real,    intent(in),  dimension(:) :: pressure !< pressure [Pa].
  real,    intent(out), dimension(:) :: drho_dT  !< The partial derivative of density with conservative
                                                 !! temperature [kg m-3 degC-1].
  real,    intent(out), dimension(:) :: drho_dS  !< The partial derivative of density with absolute salinity,
                                                 !! [kg m-3 (g/kg)-1].
  integer, intent(in)                :: start    !< The starting point in the arrays.
  integer, intent(in)                :: npts     !< The number of values to calculate.
 
  ! Local variables
  real :: zs, zt, zp
  integer :: j
 
  do j=start,start+npts-1
    !Conversions
    zs = s(j) !gsw_sr_from_sp(S(j))       !Convert practical salinity to absolute salinity
    zt = t(j) !gsw_ct_from_pt(S(j),T(j))  !Convert potantial temp to conservative temp
    zp = pressure(j)* pa2db         !Convert pressure from Pascal to decibar
    if (s(j) < -1.0e-10) then ; !Can we assume safely that this is a missing value?
      drho_dt(j) = 0.0 ; drho_ds(j) = 0.0
    else
      call gsw_rho_first_derivatives(zs, zt, zp, drho_dsa=drho_ds(j), drho_dct=drho_dt(j))
    endif
  enddo
 

calculate_density_derivs_scalar_teos10()

subroutine mom_eos_teos10::calculate_density_derivs_teos10::calculate_density_derivs_scalar_teos10 ( real, intent(in)  T, real, intent(in)  S, real, intent(in)  pressure, real, intent(out)  drho_dT, real, intent(out)  drho_dS  )

private

For a given thermodynamic state, calculate the derivatives of density with conservative temperature and absolute salinity, using the TEOS10 expressions.

Parameters

[in]	t	Conservative temperature [degC]
[in]	s	Absolute Salinity [g kg-1]
[in]	pressure	pressure [Pa].
[out]	drho_dt	The partial derivative of density with conservative temperature [kg m-3 degC-1].
[out]	drho_ds	The partial derivative of density with absolute salinity, [kg m-3 (g/kg)-1].

Definition at line 200 of file MOM_EOS_TEOS10.F90.

  real,    intent(in)  :: T        !< Conservative temperature [degC]
  real,    intent(in)  :: S        !< Absolute Salinity [g kg-1]
  real,    intent(in)  :: pressure !< pressure [Pa].
  real,    intent(out) :: drho_dT  !< The partial derivative of density with conservative
                                   !! temperature [kg m-3 degC-1].
  real,    intent(out) :: drho_dS  !< The partial derivative of density with absolute salinity,
                                   !! [kg m-3 (g/kg)-1].
 
  ! Local variables
  real :: zs, zt, zp
  !Conversions
  zs = s !gsw_sr_from_sp(S)       !Convert practical salinity to absolute salinity
  zt = t !gsw_ct_from_pt(S,T)  !Convert potantial temp to conservative temp
  zp = pressure* pa2db         !Convert pressure from Pascal to decibar
  if (s < -1.0e-10) return !Can we assume safely that this is a missing value?
  call gsw_rho_first_derivatives(zs, zt, zp, drho_dsa=drho_ds, drho_dct=drho_dt)

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The documentation for this interface was generated from the following file:

• /home/cermak/src/MOM6.devrob/src/equation_of_state/MOM_EOS_TEOS10.F90