/
init.f90
3795 lines (3242 loc) · 122 KB
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init.f90
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MODULE INIT
! Allocate numerous arrays and perform miscellaneous initializations
USE PRECISION_PARAMETERS
USE MESH_VARIABLES
USE MESH_POINTERS
USE GLOBAL_CONSTANTS
USE OUTPUT_DATA
USE TRAN
USE MEMORY_FUNCTIONS, ONLY : CHKMEMERR
USE DEVICE_VARIABLES
IMPLICIT NONE
PRIVATE
PUBLIC INITIALIZE_MESH_VARIABLES_1,INITIALIZE_MESH_VARIABLES_2,INITIALIZE_GLOBAL_VARIABLES,OPEN_AND_CLOSE,INITIAL_NOISE,UVW_INIT, &
INITIALIZE_DEVICES,INITIALIZE_PROFILES
CONTAINS
SUBROUTINE INITIALIZE_MESH_VARIABLES_1(DT,NM)
USE PHYSICAL_FUNCTIONS, ONLY: GET_VISCOSITY,GET_SPECIFIC_GAS_CONSTANT,GET_SPECIFIC_HEAT,LES_FILTER_WIDTH_FUNCTION
USE MEMORY_FUNCTIONS, ONLY: COMPUTE_ONE_D_STORAGE_DIMENSIONS,COMPUTE_PARTICLE_STORAGE_DIMENSIONS,COMPUTE_WALL_STORAGE_DIMENSIONS,&
COMPUTE_CFACE_STORAGE_DIMENSIONS
USE GEOMETRY_FUNCTIONS, ONLY: ASSIGN_PRESSURE_ZONE,ASSIGN_HT3D_WALL_INDICES
USE RADCONS, ONLY: UIIDIM
USE CONTROL_VARIABLES
USE MATH_FUNCTIONS, ONLY:EVALUATE_RAMP
INTEGER :: N,NN,I,J,K,IW,IC,SURF_INDEX,IOR,IERR,IIG,JJG,KKG,N_OVERLAP,IZERO
REAL(EB), INTENT(IN) :: DT
INTEGER, INTENT(IN) :: NM
REAL(EB) :: MU_N,ZZ_GET(1:N_TRACKED_SPECIES),CS,DELTA,DUMMY,INTEGRAL,TEMP
INTEGER, POINTER :: IBP1, JBP1, KBP1,IBAR, JBAR, KBAR, N_EDGES
INTEGER, TARGET :: NULL_TARGET=NULL_BOUNDARY,DEFAULT_SURF_INDEX_TARGET=0
REAL(EB),POINTER :: XS,XF,YS,YF,ZS,ZF
TYPE (INITIALIZATION_TYPE), POINTER :: IN=>NULL()
TYPE (P_ZONE_TYPE), POINTER :: PZ=>NULL()
TYPE (VENTS_TYPE), POINTER :: VT=>NULL()
TYPE (OBSTRUCTION_TYPE), POINTER :: OB
TYPE (WALL_TYPE), POINTER :: WC=>NULL()
TYPE (SURFACE_TYPE), POINTER :: SF=>NULL()
TYPE (MESH_TYPE), POINTER :: M
TYPE (RAMPS_TYPE), POINTER :: RP
IERR = 0
M => MESHES(NM)
IBP1 =>M%IBP1
JBP1 =>M%JBP1
KBP1 =>M%KBP1
IBAR =>M%IBAR
JBAR =>M%JBAR
KBAR =>M%KBAR
N_EDGES=>M%N_EDGES
XS=>M%XS
YS=>M%YS
ZS=>M%ZS
XF=>M%XF
YF=>M%YF
ZF=>M%ZF
ALLOCATE(M%EXTERNAL_WALL(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','EXTERNAL_WALL',IZERO)
ALLOCATE(M%RHO(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','RHO',IZERO)
ALLOCATE(M%RHOS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','RHOS',IZERO)
M%RHOS = RHOA
ALLOCATE(M%TMP(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','TMP',IZERO)
IF (CORRECT_SUBGRID_TEMPERATURE) THEN
ALLOCATE(M%SGS_TMP_COR(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','SGS_TMP_COR',IZERO)
ENDIF
ALLOCATE(M%U(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','U',IZERO)
ALLOCATE(M%V(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','V',IZERO)
ALLOCATE(M%W(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','W',IZERO)
ALLOCATE(M%US(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','US',IZERO)
ALLOCATE(M%VS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','VS',IZERO)
ALLOCATE(M%WS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WS',IZERO)
ALLOCATE(M%FVX(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVX',IZERO)
ALLOCATE(M%FVY(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVY',IZERO)
ALLOCATE(M%FVZ(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVZ',IZERO)
ALLOCATE(M%FVX_B(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVX_B',IZERO) ; M%FVX_B=0._EB
ALLOCATE(M%FVY_B(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVY_B',IZERO) ; M%FVY_B=0._EB
ALLOCATE(M%FVZ_B(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','FVZ_B',IZERO) ; M%FVZ_B=0._EB
ALLOCATE(M%H(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','H',IZERO)
ALLOCATE(M%HS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','HS',IZERO)
IF (EXTERNAL_BOUNDARY_CORRECTION) THEN
ALLOCATE(M%H_PRIME(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','H_PRIME',IZERO)
ENDIF
ALLOCATE(M%KRES(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','KRES',IZERO)
ALLOCATE(M%DDDT(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','DDDT',IZERO)
ALLOCATE(M%D(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','D',IZERO)
ALLOCATE(M%DS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','DS',IZERO)
ALLOCATE(M%MU(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','MU',IZERO)
ALLOCATE(M%MU_DNS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','MU_DNS',IZERO)
IF (CHECK_VN) THEN
ALLOCATE(M%D_Z_MAX(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','D_Z_MAX',IZERO)
M%D_Z_MAX=0._EB
ENDIF
ALLOCATE(M%STRAIN_RATE(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','STRAIN_RATE',IZERO)
M%STRAIN_RATE = 0._EB
ALLOCATE(M%CSD2(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','CS',IZERO)
IF (OUTPUT_CHEM_IT) THEN
ALLOCATE(M%CHEM_SUBIT(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','CHEM_SUBIT',IZERO)
M%CHEM_SUBIT = 0._EB
ENDIF
ALLOCATE(M%Q(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','Q',IZERO)
ALLOCATE(M%MIX_TIME(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','MIX_TIME',IZERO)
M%MIX_TIME=DT
! Background pressure, temperature, density as a function of height (Z coordinate)
ALLOCATE( M%PBAR(0:KBP1,0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','PBAR',IZERO)
ALLOCATE( M%PBAR_S(0:KBP1,0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','PBAR_S',IZERO)
ALLOCATE( M%R_PBAR(0:KBP1,0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','R_PBAR',IZERO)
ALLOCATE( M%D_PBAR_DT(0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','D_PBAR_DT',IZERO)
ALLOCATE( M%D_PBAR_DT_S(0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','D_PBAR_DT_S',IZERO)
ALLOCATE(M%P_0(0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','P_0',IZERO)
ALLOCATE(M%TMP_0(0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','TMP_0',IZERO)
ALLOCATE(M%RHO_0(0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','RHO_0',IZERO)
! Leaks
ALLOCATE( M%U_LEAK(0:N_ZONE),STAT=IZERO)
CALL ChkMemErr('INIT','U_LEAK',IZERO)
M%U_LEAK = 0._EB
! Allocate species arrays
IF (.NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE( M%ZZ(0:IBP1,0:JBP1,0:KBP1,N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','ZZ',IZERO)
M%ZZ = 0._EB
ALLOCATE(M%ZZS(0:IBP1,0:JBP1,0:KBP1,N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','ZZS',IZERO)
M%ZZS = 0._EB
ALLOCATE(M%DEL_RHO_D_DEL_Z(0:IBP1,0:JBP1,0:KBP1,N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','DEL_RHO_D_DEL_Z',IZERO)
M%DEL_RHO_D_DEL_Z = 0._EB
IF (REAC_SOURCE_CHECK) THEN
ALLOCATE( M%REAC_SOURCE_TERM(0:IBP1,0:JBP1,0:KBP1,N_TRACKED_SPECIES),STAT=IZERO)
CALL ChkMemErr('INIT','REAC_SOURCE_TERM',IZERO)
M%REAC_SOURCE_TERM = 0._EB
ALLOCATE( M%Q_REAC(0:IBP1,0:JBP1,0:KBP1,N_REACTIONS),STAT=IZERO)
CALL ChkMemErr('INIT','Q_REAC',IZERO)
M%Q_REAC = 0._EB
ENDIF
ENDIF
ALLOCATE(M%RSUM(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','RSUM',IZERO)
M%RSUM = RSUM0
! Allocate scalar face values
ALLOCATE( M%FX(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','FX',IZERO)
ALLOCATE( M%FY(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','FY',IZERO)
ALLOCATE( M%FZ(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','FZ',IZERO)
M%FX = 0._EB
M%FY = 0._EB
M%FZ = 0._EB
! Allocate water mass arrays if sprinklers are present
IF (N_LP_ARRAY_INDICES>0 .AND. .NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE(M%QR_W(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','QR_W',IZERO)
M%QR_W = 0._EB
ALLOCATE(M%AVG_DROP_DEN(0:IBP1,0:JBP1,0:KBP1,N_LP_ARRAY_INDICES),STAT=IZERO)
CALL ChkMemErr('INIT','AVG_DROP_DEN',IZERO)
M%AVG_DROP_DEN=0._EB
ALLOCATE(M%AVG_DROP_AREA(0:IBP1,0:JBP1,0:KBP1,N_LP_ARRAY_INDICES),STAT=IZERO)
CALL ChkMemErr('INIT','AVG_DROP_AREA',IZERO)
M%AVG_DROP_AREA=0._EB
ALLOCATE(M%AVG_DROP_TMP(0:IBP1,0:JBP1,0:KBP1,N_LP_ARRAY_INDICES),STAT=IZERO)
CALL ChkMemErr('INIT','AVG_DROP_TMP',IZERO)
M%AVG_DROP_TMP=TMPM
ALLOCATE(M%AVG_DROP_RAD(0:IBP1,0:JBP1,0:KBP1,N_LP_ARRAY_INDICES),STAT=IZERO)
CALL ChkMemErr('INIT','AVG_DROP_RAD',IZERO)
M%AVG_DROP_RAD=0._EB
ENDIF
IF (N_LP_ARRAY_INDICES>0 .OR. N_REACTIONS>0 .OR. ANY(SPECIES_MIXTURE%DEPOSITING)) THEN
ALLOCATE(M%D_SOURCE(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','D_SOURCE',IZERO)
M%D_SOURCE = 0._EB
ALLOCATE(M%M_DOT_PPP(0:IBP1,0:JBP1,0:KBP1,1:N_TRACKED_SPECIES),STAT=IZERO)
CALL ChkMemErr('INIT','M_DOT_PPP',IZERO)
M%M_DOT_PPP=0._EB
ENDIF
! Allocate unstructured geometry divergence
IF (N_FACE > 0) THEN
ALLOCATE(M%D_GEOMETRY(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','D_GEOMETRY',IZERO)
M%D_GEOMETRY = 0._EB
ENDIF
! If radiation absorption desired allocate arrays
IF (.NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE(M%CHI_R(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','QR',IZERO)
M%CHI_R = MAX(0._EB,RADIATIVE_FRACTION)
ALLOCATE(M%QR(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','QR',IZERO)
M%QR = 0._EB
ALLOCATE(M%KAPPA_GAS(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','KAPPA_GAS',IZERO)
M%KAPPA_GAS = KAPPA0
ALLOCATE(M%UII(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','UII',IZERO)
M%UII = 0._EB
ELSE
ALLOCATE(M%QR(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','QR',IZERO)
M%QR = 0._EB
ENDIF
! Work arrays
ALLOCATE(M%WORK1(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK1',IZERO)
ALLOCATE(M%WORK2(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK2',IZERO)
ALLOCATE(M%WORK3(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK3',IZERO)
ALLOCATE(M%WORK4(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK4',IZERO)
ALLOCATE(M%WORK5(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK5',IZERO)
ALLOCATE(M%WORK6(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK6',IZERO)
ALLOCATE(M%WORK7(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK7',IZERO)
ALLOCATE(M%WORK8(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK8',IZERO)
ALLOCATE(M%WORK9(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','WORK9',IZERO)
ALLOCATE(M%IWORK1(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','IWORK1',IZERO)
ALLOCATE(M%SCALAR_WORK1(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','SCALAR_WORK1',IZERO)
ALLOCATE(M%SCALAR_WORK2(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','SCALAR_WORK2',IZERO)
ALLOCATE(M%SCALAR_WORK3(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','SCALAR_WORK3',IZERO)
ALLOCATE(M%SCALAR_WORK4(0:IBP1,0:JBP1,0:KBP1,1:N_TOTAL_SCALARS),STAT=IZERO)
CALL ChkMemErr('INIT','SCALAR_WORK4',IZERO)
M%IWORK1=0
M%SCALAR_WORK1=0._EB
M%SCALAR_WORK2=0._EB
M%SCALAR_WORK3=0._EB
M%SCALAR_WORK4=0._EB
! Boundary file patch counter
ALLOCATE(M%INC(-3:3,0:M%N_OBST),STAT=IZERO)
CALL ChkMemErr('INIT','INC',IZERO)
! Initialize background temperature and pressure
M%D_PBAR_DT = 0._EB
M%D_PBAR_DT_S = 0._EB
IF (STRATIFICATION .AND. .NOT.EVACUATION_ONLY(NM)) THEN
! Compute the atmospheric pressure profile ramp using the specified temperature ramp
RP => RAMPS(I_RAMP_P0_Z)
INTEGRAL = 0._EB
DO K=0,RP%NUMBER_INTERPOLATION_POINTS+1
TEMP = TMPA*RAMPS(I_RAMP_TMP0_Z)%INTERPOLATED_DATA(K)
INTEGRAL = INTEGRAL + (GVEC(3)/(RSUM0*TEMP))/RP%RDT
RP%INTERPOLATED_DATA(K) = P_INF*EXP(INTEGRAL)
ENDDO
! Populate the cell-centered background temperature and pressure
DO K=0,M%KBP1
M%TMP_0(K) = TMPA*EVALUATE_RAMP(M%ZC(K),DUMMY,I_RAMP_TMP0_Z)
M%P_0(K) = EVALUATE_RAMP(M%ZC(K),DUMMY,I_RAMP_P0_Z)
ENDDO
ELSE
M%TMP_0(:) = TMPA
M%P_0(:) = P_INF
ENDIF
! Initialize pressure and density of pressure zones
DO K=0,M%KBP1
M%PBAR(K,:) = M%P_0(K)
M%PBAR_S(K,:) = M%P_0(K)
M%RHO_0(K) = M%P_0(K)/(M%TMP_0(K)*RSUM0)
ENDDO
! Initialize various time step variables
DT_INITIAL = DT
! Initialize major arrays
DO K=0,M%KBP1
M%RHO(:,:,K) = M%RHO_0(K)
M%TMP(:,:,K) = M%TMP_0(K)
M%U(:,:,K) = U0*EVALUATE_RAMP(T_BEGIN,DUMMY,I_RAMP_U0_T)*EVALUATE_RAMP(M%ZC(K),DUMMY,I_RAMP_U0_Z)
M%V(:,:,K) = V0*EVALUATE_RAMP(T_BEGIN,DUMMY,I_RAMP_V0_T)*EVALUATE_RAMP(M%ZC(K),DUMMY,I_RAMP_V0_Z)
M%W(:,:,K) = W0*EVALUATE_RAMP(T_BEGIN,DUMMY,I_RAMP_W0_T)*EVALUATE_RAMP(M%ZC(K),DUMMY,I_RAMP_W0_Z)
ENDDO
IF (ANY(MEAN_FORCING) .AND. .NOT.EVACUATION_ONLY(NM)) THEN
DO K=0,M%KBP1
DO J=0,M%JBP1
DO I=0,M%IBAR
IF ( .NOT.(M%MEAN_FORCING_CELL(I,J,K) .AND. M%MEAN_FORCING_CELL(I+1,J,K)) ) M%U(I,J,K)=0._EB
ENDDO
ENDDO
ENDDO
DO K=0,M%KBP1
DO J=0,M%JBAR
DO I=0,M%IBP1
IF ( .NOT.(M%MEAN_FORCING_CELL(I,J,K) .AND. M%MEAN_FORCING_CELL(I,J+1,K)) ) M%V(I,J,K)=0._EB
ENDDO
ENDDO
ENDDO
DO K=0,M%KBAR
DO J=0,M%JBP1
DO I=0,M%IBP1
IF ( .NOT.(M%MEAN_FORCING_CELL(I,J,K) .AND. M%MEAN_FORCING_CELL(I,J,K+1)) ) M%W(I,J,K)=0._EB
ENDDO
ENDDO
ENDDO
ENDIF
M%US = M%U
M%VS = M%V
M%WS = M%W
M%FVX = 0._EB
M%FVY = 0._EB
M%FVZ = 0._EB
M%H = H0
M%HS = H0
M%KRES = 0._EB
IF (EXTERNAL_BOUNDARY_CORRECTION) M%H_PRIME=0._EB
M%DDDT = 0._EB
M%D = 0._EB
M%DS = 0._EB
M%Q = 0._EB
IF (EVACUATION_ONLY(NM)) THEN
M%U = 0._EB
M%V = 0._EB
M%W = 0._EB
M%US = 0._EB
M%VS = 0._EB
M%WS = 0._EB
M%H = 0._EB
M%HS = 0._EB
ENDIF
! Viscosity
ZZ_GET(1:N_TRACKED_SPECIES) = SPECIES_MIXTURE(1:N_TRACKED_SPECIES)%ZZ0
CALL GET_VISCOSITY(ZZ_GET,MU_N,TMPA)
M%MU = MU_N
CS = C_SMAGORINSKY
IF (EVACUATION_ONLY(NM)) CS=0.9_EB
DO K=0,KBP1
DO J=0,JBP1
DO I=0,IBP1
DELTA = LES_FILTER_WIDTH_FUNCTION(M%DX(I),M%DY(J),M%DZ(K))
M%CSD2(I,J,K) = (CS*DELTA)**2
ENDDO
ENDDO
ENDDO
! Initialize mass fraction arrays
IF (.NOT.EVACUATION_ONLY(NM)) THEN
DO N=1,N_TRACKED_SPECIES
M%ZZ(:,:,:,N) = SPECIES_MIXTURE(N)%ZZ0
M%ZZS(:,:,:,N) = SPECIES_MIXTURE(N)%ZZ0
ENDDO
DO N=N_TRACKED_SPECIES+1,N_TOTAL_SCALARS
M%ZZ(:,:,:,N) = INITIAL_UNMIXED_FRACTION
M%ZZS(:,:,:,N) = INITIAL_UNMIXED_FRACTION
ENDDO
ENDIF
! Initialize pressure ZONEs
ALLOCATE(M%PRESSURE_ZONE(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','PRESSURE_ZONE',IZERO)
M%PRESSURE_ZONE = 0
ZONE_LOOP: DO N=1,N_ZONE
PZ => P_ZONE(N)
IF (EVACUATION_ONLY(NM) .OR. PZ%EVACUATION) CYCLE ZONE_LOOP
DO K=0,KBP1
DO J=0,JBP1
DO I=0,IBP1
IF (M%PRESSURE_ZONE(I,J,K)==N) CYCLE
IF (M%XC(I) > PZ%X1 .AND. M%XC(I) < PZ%X2 .AND. &
M%YC(J) > PZ%Y1 .AND. M%YC(J) < PZ%Y2 .AND. &
M%ZC(K) > PZ%Z1 .AND. M%ZC(K) < PZ%Z2) THEN
IF (.NOT.M%SOLID(M%CELL_INDEX(I,J,K)) .AND. M%PRESSURE_ZONE(I,J,K)>0) THEN
WRITE(LU_ERR,'(A,I2,A,I2)') 'ERROR: ZONE ',N,' overlaps ZONE ',M%PRESSURE_ZONE(I,J,K)
STOP_STATUS = SETUP_STOP
RETURN
ENDIF
M%PRESSURE_ZONE(I,J,K) = N
IF (.NOT.M%SOLID(M%CELL_INDEX(I,J,K))) THEN
CALL ASSIGN_PRESSURE_ZONE(NM,M%XC(I),M%YC(J),M%ZC(K),N,N_OVERLAP)
IF (N_OVERLAP>0) THEN
WRITE(LU_ERR,'(A,I2,A,I2)') 'ERROR: ZONE ',N,' overlaps ZONE ',N_OVERLAP
STOP_STATUS = SETUP_STOP
RETURN
ENDIF
ENDIF
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO ZONE_LOOP
EVACUATION_ZONE_LOOP: DO N=1,N_ZONE
PZ => P_ZONE(N)
IF (.NOT.PZ%EVACUATION .OR. .NOT.EVACUATION_ONLY(NM)) CYCLE EVACUATION_ZONE_LOOP
IF (.NOT.EVACUATION_SKIP(NM)) CYCLE EVACUATION_ZONE_LOOP
IF (.NOT. PZ%MESH_INDEX == NM) CYCLE EVACUATION_ZONE_LOOP
DO K=0,KBP1
DO J=0,JBP1
DO I=0,IBP1
IF (M%PRESSURE_ZONE(I,J,K)==N) CYCLE
IF (M%XC(I) - PZ%X1 >=0._EB .AND. M%XC(I) < PZ%X2 .AND. &
M%YC(J) - PZ%Y1 >=0._EB .AND. M%YC(J) < PZ%Y2 .AND. &
M%ZC(K) - PZ%Z1 >=0._EB .AND. M%ZC(K) < PZ%Z2) THEN
M%PRESSURE_ZONE(I,J,K) = N
IF (.NOT.M%SOLID(M%CELL_INDEX(I,J,K))) CALL ASSIGN_PRESSURE_ZONE(NM,M%XC(I),M%YC(J),M%ZC(K),N,N_OVERLAP)
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO EVACUATION_ZONE_LOOP
! Allocate local auto-ignition temperature
IF (REIGNITION_MODEL) THEN
ALLOCATE(M%AIT(0:IBP1,0:JBP1,0:KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','AIT',IZERO)
M%AIT = 1.E20_EB
ENDIF
! Over-ride default ambient conditions with user-prescribed INITializations
DO N=1,N_INIT
IF (EVACUATION_ONLY(NM)) CYCLE
IN => INITIALIZATION(N)
DO K=0,KBP1
DO J=0,JBP1
DO I=0,IBP1
IF (M%XC(I) > IN%X1 .AND. M%XC(I) < IN%X2 .AND. &
M%YC(J) > IN%Y1 .AND. M%YC(J) < IN%Y2 .AND. &
M%ZC(K) > IN%Z1 .AND. M%ZC(K) < IN%Z2) THEN
M%TMP(I,J,K) = IN%TEMPERATURE
M%RHO(I,J,K) = IN%DENSITY
M%ZZ(I,J,K,1:N_TRACKED_SPECIES) = IN%MASS_FRACTION(1:N_TRACKED_SPECIES)
IF (IN%ADJUST_DENSITY) M%RHO(I,J,K) = M%RHO(I,J,K)*M%P_0(K)/P_INF
IF (IN%ADJUST_TEMPERATURE) M%TMP(I,J,K) = M%TMP(I,J,K)*M%P_0(K)/P_INF
M%Q(I,J,K) = IN%HRRPUV
IF (REIGNITION_MODEL) M%AIT(I,J,K) = IN%AIT
ENDIF
ENDDO
ENDDO
ENDDO
ENDDO
! Compute molecular weight term RSUM=R0*SUM(Y_i/M_i)
IF (.NOT.EVACUATION_ONLY(NM)) THEN
DO K=1,KBAR
DO J=1,JBAR
DO I=1,IBAR
ZZ_GET(1:N_TRACKED_SPECIES) = M%ZZ(I,J,K,1:N_TRACKED_SPECIES)
CALL GET_SPECIFIC_GAS_CONSTANT(ZZ_GET,M%RSUM(I,J,K))
ENDDO
ENDDO
ENDDO
ENDIF
! Allocate and Initialize Mesh-Dependent Radiation Arrays
M%QR = 0._EB
IF (.NOT.EVACUATION_ONLY(NM)) M%UII = 4._EB*SIGMA*TMPA4
M%ANGLE_INC_COUNTER = 0
M%RAD_CALL_COUNTER = 0
IF (RADIATION .AND. .NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE(M%UIID(0:M%IBP1,0:M%JBP1,0:M%KBP1,1:UIIDIM),STAT=IZERO)
CALL ChkMemErr('INIT','UIID',IZERO)
M%UIID = 4._EB*SIGMA*TMPA4/REAL(UIIDIM,EB)
ENDIF
! General work arrays
M%WORK1 = 0._EB
M%WORK2 = 0._EB
M%WORK3 = 0._EB
M%WORK4 = 0._EB
M%WORK5 = 0._EB
M%WORK6 = 0._EB
IF (.NOT.EVACUATION_ONLY(NM)) M%WORK7 = 0._EB
! Immersed Boundary Method
IF (N_FACE>0) THEN
ALLOCATE(M%U_MASK(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','U_MASK',IZERO)
ALLOCATE(M%V_MASK(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','V_MASK',IZERO)
ALLOCATE(M%W_MASK(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','W_MASK',IZERO)
ALLOCATE(M%P_MASK(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','P_MASK',IZERO)
M%U_MASK=1
M%V_MASK=1
M%W_MASK=1
M%P_MASK=1
ENDIF
! Allocate ONE_D data storage array and compute the dimensions of its components
ALLOCATE(M%WALL_STORAGE(0:N_SURF))
ALLOCATE(M%CFACE_STORAGE(0:N_SURF))
DO N=0,N_SURF
CALL COMPUTE_ONE_D_STORAGE_DIMENSIONS(N)
CALL COMPUTE_WALL_STORAGE_DIMENSIONS(N)
CALL COMPUTE_CFACE_STORAGE_DIMENSIONS(N)
ENDDO
! Allocate lagrangian particle storage array and compute the dimensions of its components
M%NLP = 0
M%NLPDIM = 1000
M%PARTICLE_TAG = NM
IF (PARTICLE_FILE .AND. .NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE(M%LAGRANGIAN_PARTICLE(M%NLPDIM),STAT=IZERO)
CALL ChkMemErr('INIT','PARTICLE',IZERO)
ALLOCATE(M%PARTICLE_STORAGE(N_LAGRANGIAN_CLASSES))
DO N=1,N_LAGRANGIAN_CLASSES
CALL COMPUTE_PARTICLE_STORAGE_DIMENSIONS(N)
ENDDO
ENDIF
! Allocate wall cell arrays. This array will grow as needed.
M%N_WALL_CELLS_DIM = 1000
ALLOCATE(M%WALL(0:M%N_WALL_CELLS_DIM),STAT=IZERO)
CALL ChkMemErr('INIT','WALL',IZERO)
M%WALL(0)%BOUNDARY_TYPE => NULL_TARGET
M%WALL(0)%SURF_INDEX => DEFAULT_SURF_INDEX_TARGET
! Allocate arrays that are dimensioned by the number of external wall cells
NOT_EVAC_IF_1: IF (.NOT.EVACUATION_ONLY(NM)) THEN
ALLOCATE(M%D_CORR(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','D_CORR',IZERO)
ALLOCATE(M%DS_CORR(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','DS_CORR',IZERO)
M%D_CORR = 0._EB
M%DS_CORR = 0._EB
ALLOCATE(M%UVW_SAVE(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','UVW_SAVE',IZERO)
M%UVW_SAVE = 0._EB
ALLOCATE(M%U_GHOST(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','U_GHOST',IZERO)
ALLOCATE(M%V_GHOST(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','V_GHOST',IZERO)
ALLOCATE(M%W_GHOST(M%N_EXTERNAL_WALL_CELLS),STAT=IZERO)
CALL ChkMemErr('INIT','W_GHOST',IZERO)
M%U_GHOST = 0._EB
M%V_GHOST = 0._EB
M%W_GHOST = 0._EB
ENDIF NOT_EVAC_IF_1
! Allocate arrays for turbulent inflow boundary conditions (experimental)
VENT_LOOP: DO N=1,M%N_VENT
VT => M%VENTS(N)
EDDY_IF: IF (VT%N_EDDY>0) THEN
SELECT CASE(ABS(VT%IOR))
CASE(1)
ALLOCATE(VT%U_EDDY(VT%J1+1:VT%J2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','U_EDDY',IZERO)
ALLOCATE(VT%V_EDDY(VT%J1+1:VT%J2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','V_EDDY',IZERO)
ALLOCATE(VT%W_EDDY(VT%J1+1:VT%J2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','W_EDDY',IZERO)
CASE(2)
ALLOCATE(VT%U_EDDY(VT%I1+1:VT%I2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','U_EDDY',IZERO)
ALLOCATE(VT%V_EDDY(VT%I1+1:VT%I2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','V_EDDY',IZERO)
ALLOCATE(VT%W_EDDY(VT%I1+1:VT%I2,VT%K1+1:VT%K2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','W_EDDY',IZERO)
CASE(3)
ALLOCATE(VT%U_EDDY(VT%I1+1:VT%I2,VT%J1+1:VT%J2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','U_EDDY',IZERO)
ALLOCATE(VT%V_EDDY(VT%I1+1:VT%I2,VT%J1+1:VT%J2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','V_EDDY',IZERO)
ALLOCATE(VT%W_EDDY(VT%I1+1:VT%I2,VT%J1+1:VT%J2),STAT=IZERO)
CALL ChkMemErr('READ_VENT','W_EDDY',IZERO)
END SELECT
ALLOCATE(VT%X_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','X_EDDY',IZERO)
ALLOCATE(VT%Y_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','Y_EDDY',IZERO)
ALLOCATE(VT%Z_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','Z_EDDY',IZERO)
ALLOCATE(VT%CU_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','CU_EDDY',IZERO)
ALLOCATE(VT%CV_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','CV_EDDY',IZERO)
ALLOCATE(VT%CW_EDDY(VT%N_EDDY),STAT=IZERO)
CALL ChkMemErr('READ_VENT','CW_EDDY',IZERO)
VT%U_EDDY=0._EB
VT%V_EDDY=0._EB
VT%W_EDDY=0._EB
VT%X_EDDY=0._EB
VT%Y_EDDY=0._EB
VT%Z_EDDY=0._EB
VT%CU_EDDY=0._EB
VT%CV_EDDY=0._EB
VT%CW_EDDY=0._EB
ENDIF EDDY_IF
ENDDO VENT_LOOP
! Allocate wall and edge index arrays
ALLOCATE(M%WALL_INDEX(0:CELL_COUNT(NM),-3:3),STAT=IZERO)
CALL ChkMemErr('INIT','WALL_INDEX',IZERO)
M%WALL_INDEX = 0
ALLOCATE(M%WALL_INDEX_HT3D(0:CELL_COUNT(NM),-3:3),STAT=IZERO)
CALL ChkMemErr('INIT','WALL_INDEX_HT3D',IZERO)
M%WALL_INDEX_HT3D = 0
ALLOCATE(M%EDGE_INDEX(1:12,0:CELL_COUNT(NM)),STAT=IZERO)
CALL ChkMemErr('INIT','EDGE_INDEX',IZERO)
M%EDGE_INDEX = 0
ALLOCATE(M%UVW_GHOST(0:CELL_COUNT(NM),3),STAT=IZERO)
CALL ChkMemErr('INIT','UVW_GHOST',IZERO)
M%UVW_GHOST(:,1)=U0
M%UVW_GHOST(:,2)=V0
M%UVW_GHOST(:,3)=W0
! Vegetation surface drag
ALLOCATE(M%VEG_DRAG(0:IBP1,0:JBP1),STAT=IZERO)
CALL ChkMemErr('INIT','VEG_DRAG',IZERO)
M%VEG_DRAG = 0._EB
! Set up WALL for external boundaries of the current mesh
M%N_WALL_CELLS = 0
DO IOR=1,-1,-2
IF (IOR== 1) I = 0
IF (IOR==-1) I = IBP1
DO K=1,KBAR
DO J=1,JBAR
M%N_WALL_CELLS = M%N_WALL_CELLS + 1
CALL INIT_WALL_CELL(NM,I,J,K,0,M%N_WALL_CELLS,IOR,DEFAULT_SURF_INDEX,IERR,T_BEGIN) ; IF (IERR>0) RETURN
ENDDO
ENDDO
ENDDO
DO IOR=2,-2,-4
IF (IOR== 2) J = 0
IF (IOR==-2) J = JBP1
DO K=1,KBAR
DO I=1,IBAR
M%N_WALL_CELLS = M%N_WALL_CELLS + 1
CALL INIT_WALL_CELL(NM,I,J,K,0,M%N_WALL_CELLS,IOR,DEFAULT_SURF_INDEX,IERR,T_BEGIN) ; IF (IERR>0) RETURN
ENDDO
ENDDO
ENDDO
NOT_EVAC_IF_2: IF (.NOT.EVACUATION_ONLY(NM)) THEN
DO IOR=3,-3,-6
IF (IOR== 3) K = 0
IF (IOR==-3) K = KBP1
DO J=1,JBAR
DO I=1,IBAR
M%N_WALL_CELLS = M%N_WALL_CELLS + 1
CALL INIT_WALL_CELL(NM,I,J,K,0,M%N_WALL_CELLS,IOR,DEFAULT_SURF_INDEX,IERR,T_BEGIN) ; IF (IERR>0) RETURN
ENDDO
ENDDO
ENDDO
ENDIF NOT_EVAC_IF_2
! Go through all obstructions and decide which cell faces ought to be given a wall cell index and initialized
M%N_INTERNAL_WALL_CELLS = 0
OBST_LOOP_2: DO N=1,M%N_OBST
OB=>M%OBSTRUCTION(N)
DO K=OB%K1+1,OB%K2
DO J=OB%J1+1,OB%J2
I = OB%I1+1
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (I==1) CYCLE
IC = M%CELL_INDEX(I-1,J,K)
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE ! Permanently covered face
IOR = -1
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
DO K=OB%K1+1,OB%K2
DO J=OB%J1+1,OB%J2
I = OB%I2
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (I==M%IBAR) CYCLE
IC = M%CELL_INDEX(I+1,J,K)
! Permanently covered face
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE
IOR = 1
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
DO K=OB%K1+1,OB%K2
DO I=OB%I1+1,OB%I2
J = OB%J1+1
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (J==1) CYCLE
IC = M%CELL_INDEX(I,J-1,K)
! Permanently covered face
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE
IOR = -2
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
DO K=OB%K1+1,OB%K2
DO I=OB%I1+1,OB%I2
J = OB%J2
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (J==M%JBAR) CYCLE
IC = M%CELL_INDEX(I,J+1,K)
! Permanently covered face
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE
IOR = 2
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
DO J=OB%J1+1,OB%J2
DO I=OB%I1+1,OB%I2
K = OB%K1+1
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (K==1) CYCLE
IC = M%CELL_INDEX(I,J,K-1)
! Permanently covered face
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE
IOR = -3
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
DO J=OB%J1+1,OB%J2
DO I=OB%I1+1,OB%I2
K = OB%K2
! Don't assign wall cell index to obstruction face pointing out of the computational domain
IF (K==M%KBAR) CYCLE
IC = M%CELL_INDEX(I,J,K+1)
! Permanently covered face
IF (M%SOLID(IC) .AND. .NOT.M%OBSTRUCTION(M%OBST_INDEX_C(IC))%REMOVABLE) CYCLE
IOR = 3
SURF_INDEX = OB%SURF_INDEX(IOR)
IW = M%WALL_INDEX(IC,-IOR)
IF (IW==0) THEN
M%N_INTERNAL_WALL_CELLS = M%N_INTERNAL_WALL_CELLS + 1
M%N_WALL_CELLS = M%N_EXTERNAL_WALL_CELLS + M%N_INTERNAL_WALL_CELLS
IW = M%N_WALL_CELLS
ELSE
IF (.NOT.OB%OVERLAY .OR. OB%HIDDEN .OR. M%WALL(IW)%SURF_INDEX==SURF_INDEX) CYCLE
M%WALL(IW)%WALL_INDEX = 0
ENDIF
CALL INIT_WALL_CELL(NM,I,J,K,N,IW,IOR,SURF_INDEX,IERR,T_BEGIN)
IF (IERR>0) RETURN
ENDDO
ENDDO
ENDDO OBST_LOOP_2
! Solid 3D heat and mass transfer
IF (ANY(OBSTRUCTION%HT3D)) SOLID_HT3D=.TRUE.
IF (ANY(OBSTRUCTION%MT3D)) SOLID_MT3D=.TRUE.
! Solid phase chemical heat source term
IF (SOLID_HT3D) THEN
ALLOCATE(M%Q_DOT_PPP_S(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO)
CALL ChkMemErr('INIT','Q_DOT_PPP_S',IZERO)
M%Q_DOT_PPP_S = 0._EB
! Set internal heat source for 3d heat transfer
OBST_LOOP_3: DO N=1,M%N_OBST
OB=>M%OBSTRUCTION(N)
DO K=OB%K1+1,OB%K2
DO J=OB%J1+1,OB%J2
DO I=OB%I1+1,OB%I2
M%Q_DOT_PPP_S(I,J,K) = OB%INTERNAL_HEAT_SOURCE
ENDDO
ENDDO
ENDDO
ENDDO OBST_LOOP_3
ENDIF
! Solid 3D pyrolysis
IF (ANY(OBSTRUCTION%PYRO3D)) SOLID_PYRO3D=.TRUE.
! Initialize material densities for 3D pyrolysis
IF (SOLID_PYRO3D) THEN
OBST_LOOP_4: DO N=1,M%N_OBST
OB=>M%OBSTRUCTION(N)
IF (OB%MATL_SURF_INDEX<=0) CYCLE OBST_LOOP_4
SF=>SURFACE(OB%MATL_SURF_INDEX)
MATL_LOOP: DO NN = 1,SF%N_MATL
DO K=OB%K1+1,OB%K2
DO J=OB%J1+1,OB%J2
DO I=OB%I1+1,OB%I2
OB%RHO(I,J,K,NN) = SF%RHO_0(1,NN)
ENDDO
ENDDO
ENDDO
ENDDO MATL_LOOP
ENDDO OBST_LOOP_4
ENDIF
! Initialize gas densities for 3D pyrolysis
IF (SOLID_MT3D) THEN
OBST_LOOP_5: DO N=1,M%N_OBST
OB=>M%OBSTRUCTION(N)
IF (.NOT.OB%MT3D) CYCLE OBST_LOOP_5
DO K=OB%K1+1,OB%K2
DO J=OB%J1+1,OB%J2
DO I=OB%I1+1,OB%I2
M%RHO(I,J,K) = 0._EB
DO NN=1,N_TRACKED_SPECIES
M%ZZ(I,J,K,NN) = 0._EB
ENDDO
ENDDO
ENDDO
ENDDO
ENDDO OBST_LOOP_5
ENDIF
! Allocate local auto-ignition temperature
IF (REIGNITION_MODEL) THEN
DO IW=1,M%N_EXTERNAL_WALL_CELLS+M%N_INTERNAL_WALL_CELLS
WC=>M%WALL(IW)
SF=>SURFACE(WC%SURF_INDEX)
IIG = WC%ONE_D%IIG
JJG = WC%ONE_D%JJG
KKG = WC%ONE_D%KKG
IF (SF%AUTO_IGNITION_TEMPERATURE<1.E20_EB) M%AIT(IIG,JJG,KKG) = SF%AUTO_IGNITION_TEMPERATURE
ENDDO
ENDIF
! Store old velocity components for special output quantities
IF (STORE_OLD_VELOCITY) THEN
ALLOCATE(M%U_OLD(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO); CALL ChkMemErr('INIT','U_OLD',IZERO)
ALLOCATE(M%V_OLD(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO); CALL ChkMemErr('INIT','V_OLD',IZERO)
ALLOCATE(M%W_OLD(0:M%IBP1,0:M%JBP1,0:M%KBP1),STAT=IZERO); CALL ChkMemErr('INIT','W_OLD',IZERO)
ENDIF
! Wind
IF (ANY(MEAN_FORCING) .AND. .NOT.EVACUATION_ONLY(NM)) THEN
DO IW=1,M%N_EXTERNAL_WALL_CELLS