global_vars Module

Total number of process to be used for computation

Total enteries in layout.md for each processor

Id no. of each processor assinged by MPICH library

Boundary condition number/ID at imin for particulat processor

Boundary condition number/ID at imax for particulat processor

Boundary condition number/ID at jmin for particulat processor

Boundary condition number/ID at jmax for particulat processor

Boundary condition number/ID at kmin for particulat processor

Boundary condition number/ID at kmax for particulat processor

Number of ghost cell layers to transfer with mpi

Minimum iteration value, starting iteration value

Maximum iteration value, stop after these many iteration

Number of the folder (in time_directories) to load stored state from to restart computation

Write interval for output file. Number of iteration after which solver will dump/store a state in a folder in time_directories

Counter of folder number to write in time_directories/

Current iteration number

Number of variable to read from the restart file

Number of variable to write in the output file

Write resnorm after every "res_write_interval" iteration

Remove unwanted folder. If Purge_write=2, latest two folder in time_direcotires are kept and 0=no purge

Last iteration that is stored in the restart file

Number of place after decimal. Only used for resnorm file

write data type. Either ASCII or BINARY

Write file type. Either vtk or tecplot

Read data type in file. Either ASCII or BINARY

Read file type. Either vtk or tecplot

String to store name of output file

String to store the name of restart/load file

Sting to store the name of restart log file

Read variable list

Write variable list

Type of flow:inviscid, laminar, etc, stored in the load file

Courant–Friedrichs–Lewy (CFL) (Read from input)

Minimum value of resnorm after which simulation stop

Type of tolerance to check:absolute or relative

0: continue the solver; 1=Stop the solver

Logical value used to stop the solver in main program file.

Either local time stepping or global time stepping

Type of time_integration scheme: RK4, none(firt order explicit) implicit,

Value of global time step to march the solution with

Local time increment value at each cell center

Simluation clock time

Flux Scheme to use: ausm, ldfss0, vanleer, ausmup, ausmp, slau

Face state reconstruction method to user: muscl, ppm, none, weno, and wenoNM

Number of variable to solve for

Store primitive variable at cell center

Store primitive variable at infinity

Rho pointer, point to slice of qp (:,:,:,1)

U pointer, point to slice of qp (:,:,:,2)

V pointer, point to slice of qp (:,:,:,3)

W pointer, point to slice of qp (:,:,:,4)

P pointer, point to slice of qp (:,:,:,5)

Rho pointer, point to slice of qp_inf (1)

U pointer, point to slice of qp_inf (2)

V pointer, point to slice of qp_inf (3)

W pointer, point to slice of qp_inf (4)

P pointer, point to slice of qp_inf (5)

Free-stream Mach number

Intermiitency pointer

Extravar1 used only for debuging or store some sepcial kind of compination of other varialbes

Extravar2 used only for debuging or store some sepcial kind of compination of other varialbes

Extravar3 used only for debuging or store some sepcial kind of compination of other varialbes

Extravar4 used only for debuging or store some sepcial kind of compination of other varialbes

Extravar5 used only for debuging or store some sepcial kind of compination of other varialbes

Read freestream Density from control file

Read freestream U from control file

Read freestream V from control file

Read freestream W from control file

Read freestream Pressure from control file

Read freestream turbulent kinetic energy rate from control file

Read freestream turbulent dissipation rate from control file

Read freestream turbulent dissipation from control file

Read freestream turbulent viscosity(SA) from control file

Read freestream kL variable from control file

Read freestream turbulence intensity (percentage) from control file

Read freestream turbulence intermittency from control file

Calulated freestream Velocity Magnitude from control file

Calculated free_stream Reynolds_number

Read freestream turbulent viscosity to molecular viscosity ratio

Calculate free_stream turbulence intensity

Store wall distance for each cell center

Cell-Center normal nx with respect to wall; used for transition model (pressure gradient calcualtion)

Cell-Center normal ny with respect to wall; used for transiton model (pressure gradient calculation)

Cell-Center normal nz with respect to wall; used for transiton model (pressure gradient calculation)

Store value at Cell-Center of dot product between velocity vector and cell-center normal. {vec(Velocity).normal}

Store Derivative of Cell-Center CCVn with respect to x

Store Derivative of Cell-Center CCVn with respect to y

Store Derivative of Cell-Center CCVn with respect to z

TKE/mass

Omega

Dissipation

SA visocity

KL K-KL method

Intermittency of LCTM2015

TKE/mass at inf

Omega at inf

Dissipation at inf

SA viscosity at inf

kl at inf

Intermittency at inf

Flux pointer for face in the I direction

Flux pointer for face in the G direction

Flux pointer for face in the K direction

Store residue at each cell-center

Store continuity equation residual at each cell-center

Store x-momentum equation residual at each cell-center

Store y-momentum equation residual at each cell-center

Store z-momentum equation residual at each cell-center

Store energy equation residual at each cell-center

Store TKE equation residual at each cell-center

Store Omega equation residual at each cell-center

Store KL equation residual at each cell-center

Store Disspaiton equation residual at each cell-center

Store nut equation(SA model) residual at each cell-center

Gamma commonly 1.4

Univarsal gas constant

Molecular viscoity reference

Type of viscosity variaiton: Sutherland or constant

Reference Temperature of flow for viscosity calculation

Sutherland temperature for viscosity calculation

prandtl number

turbulent Prandtl number

Switch for boundary condition. No longer in use

Turn on/off application of limiter for MUSCL (higer order face state reconstiion) for I direction faces.

Turn on/off application of limiter for MUSCL (higer order face state reconstiion) for J direction faces.

Turn on/off application of limiter for MUSCL (higer order face state reconstiion) for K direction faces.

Turn on/off application of limiter for MUSCL (higer order face turbulent variable state reconstiion) for I direction faces.

Turn on/off application of limiter for MUSCL (higer order face turbulent variable state reconstiion) for J direction faces.

Turn on/off application of limiter for MUSCL (higer order face turbulent variable state reconstiion) for K direction faces.

Turn on/off application of pressure based switching for higher order methods for I direction faces.

Turn on/off application of pressure based switching for higher order methods for J direction faces.

Turn on/off application of pressure based switching for higher order methods for K direction faces.

Store Turbulence model name

Store Transition model name

Cell-center molecular viscosity

Cell-center turbulent viscosity

Pointer to turbulent viscosity for SST turbulence model

Pointer to turbulent viscosity for KKL turbulence model

Pointer to turbulent viscosity for SA turbulence model

No of variable to save

Iteration to save

Absolute value

Relative value

Saved iteration for relative

Scaling factor

{rho+V+P} equation residual normalized

Turbulent residual normalized

Mass residual normalized

X momentum residual normalized

Y momentum residual normalized

Z momentum residual normalized

Energy residual normalized

TKE residual normalized

Omega residual normalized

Residual normalized/same at iter 1

{rho+V+P} residual normalized/same at iter 1

Turbulent residual normalized/same at iter 1

Mass residual normalized/same at iter 1

X momentum residual normalized/same at iter 1

Y momentum residual normalized/same at iter 1

Z momentum residual normalized/same at iter 1

Energy residual normalized/same at iter 1

TKE residual normalized/same at iter 1

Omega residual normalized/same at iter 1

Residual normalized at iter 1

{rho+V+P} residual normalized at iter 1

Turbulent residual normalized at iter 1

Mass residual normalized at iter 1

X momentum residual normalized at iter 1

Y momentum residual normalized at iter 1

Z momentum residual normalized at iter 1

Energy residual normalized at iter 1

TKE residual normalized at iter 1

Omega residual normalized at iter 1

Residual normalized at iter 1

{rho+V+P} residual normalized at iter 1

Turbulent residual normalized at iter 1

Mass residual normalized at iter 1

X momentum residual normalized at iter 1

Y momentum residual normalized at iter 1

Z momentum residual normalized at iter 1

Energy residual normalized at iter 1

TKE residual normalized at iter 1

Omega residual normalized at iter 1

Maximum number of grid points in the I direction

Maximum number of grid points in the K direction

Maximum number of grid points in the K direction

X corrdinate of the grid point

Y corrdinate of the grid point

Z corrdinate of the grid point

Store unit face normal vector for all I faces

Store unit face normal vector for all J faces

Store unit face normal vector for all K faces

Pointer to x component of face unit normal of I faces

Pointer to y component of face unit normal of I faces

Pointer to z component of face unit normal of I faces

Pointer to x component of face unit normal of J faces

Pointer to y component of face unit normal of J faces

Pointer to z component of face unit normal of J faces

Pointer to x component of face unit normal of K faces

Pointer to y component of face unit normal of K faces

Pointer to z component of face unit normal of K faces

Store magnitude of face area vector of I direction faces

Store magnitude of face area vector of J direction faces

Store magnitude of face area vector of K direction faces

Store cell volume

Store the cell center of the ghost cell on 1 face

Store the cell center of the ghost cell on 2 face

Store the cell center of the ghost cell on 3 face

Store the cell center of the ghost cell on 4 face

Store the cell center of the ghost cell on 5 face

Store the cell center of the ghost cell on 6 face

Number of variable to store gradient for

Store gradient of n_grad variables with respect to direction x

Store gradient of n_grad variables with respect to direction y

Store gradient of n_grad variables with respect to direction z

Gradient of variable U with respect to direction x

Gradient of variable U with respect to direction y

Gradient of variable U with respect to direction z

Gradient of variable V with respect to direction x

Gradient of variable V with respect to direction y

Gradient of variable V with respect to direction z

Gradient of variable W with respect to direction x

Gradient of variable W with respect to direction y

Gradient of variable W with respect to direction z

Gradient of variable Temperature with respect to direction x

Gradient of variable Temperature with respect to direction y

Gradient of variable Temperature with respect to direction z

Gradient of variable turbulent kinetic energy with respect to direction x

Gradient of variable turbulent kinetic energy with respect to direction y

Gradient of variable turbulent kinetic energy with respect to direction z

Gradient of variable dissipation rate with respect to direction x

Gradient of variable dissipation rate with respect to direction y

Gradient of variable dissipation rate with respect to direction z

Gradient of variable kL with respect to direction x

Gradient of variable kL with respect to direction y

Gradient of variable kL with respect to direction z

Gradient of variable turbulent energy dissiaption with respect to direction x

Gradient of variable turbulent energy dissiaption with respect to direction y

Gradient of variable turbulent energy dissiaption with respect to direction z

Gradient of variable turbulenct visocity(SA mode) with respect to direction x

Gradient of variable turbulenct visocity(SA mode) with respect to direction y

Gradient of variable turbulenct visocity(SA mode) with respect to direction z

Gradient of variable intermittency with respect to direction x

Gradient of variable intermittency with respect to direction y

Gradient of variable intermittency with respect to direction z

Switch for higher order boundary condition

Store name of all six boundary faces

Store the boundary condition ID of all six faces

First coefficient user for higher order boundary condition

Second coefficient user for higher order boundary condition

Third coefficient user for higher order boundary condition

Density value to fix at particular boundary

Pressure value to fix at particular boundary

X component of velocity to fix at particular boundary condition

Y component of velocity to fix at particular boundary condition

Z component of velocity to fix at particular boundary condition

Turbulent kinetic energy value to fix at particular boundary condition

Turbulent kinetic energy dissiaption rate value to fix at particular boundary condition(k-omega and SST model)

Turbulent kinetic energy dissiaption value to fix at particular boundary condition (K-eplision model)

Turbulent viscosity varialble value to fix at particular boundary condition (for SA turbulence model)

(Turbulent kinetic energy x length) varialble value to fix at particular boundary condition (for k-kL turbulence model)

Fixed intermittency value to apply at particular boundary condition (for SST2003-gamma transition model)

Fixed wall temperature value to apply at isothermal wall boundary condition.

Fixed Total Pressure value to apply at particular boundary condition

Fixed Total Temperature value to apply at particular boundary condition

Total number of blocks

Total number of blocks in I direction

Total number of blocks in J direction

Total number of blocks in K direction

Store the lower and upper bound of the indecies of I loop for the interface mapping

Store the lower and upper bound of the indecies of I loop for the interface mapping

Store the lower and upper bound of the indecies of J loop for the interface mapping

Store the lower and upper bound of the indecies of J loop for the interface mapping

Store the lower and upper bound of the indecies of K loop for the interface mapping

Store the lower and upper bound of the indecies of K loop for the interface mapping

Switch for each boundary face. Activated only if ( for eg I-direction in the mapping is mapped with J-direction)

Store the face number with which the current interface is connected.

Store zero to boundary face, which has wall ID, to make F flux zero

Store zero to boundary face, which has wall ID, to make G flux zero

Store zero to boundary face, which has wall ID, to make H flux zero

Block ID for Periodic boundary condition