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FDS Source: add output for BLOWING_CORRECTION #13958

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Merged
rmcdermo merged 1 commit into from
Dec 30, 2024
Merged

FDS Source: add output for BLOWING_CORRECTION #13958

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4 changes: 4 additions & 0 deletions Source/data.f90
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Expand Up @@ -1612,6 +1612,10 @@ SUBROUTINE DEFINE_OUTPUT_QUANTITIES
OUTPUT_QUANTITY(-81)%BNDF_APPROPRIATE = .FALSE.
OUTPUT_QUANTITY(-81)%PROF_APPROPRIATE = .TRUE.

OUTPUT_QUANTITY(-82)%NAME = 'BLOWING CORRECTION'
OUTPUT_QUANTITY(-82)%UNITS= ''
OUTPUT_QUANTITY(-82)%SHORT_NAME = 'bcor'

! Fire spread
OUTPUT_QUANTITY(-90)%NAME = 'FIRE ARRIVAL TIME'
OUTPUT_QUANTITY(-90)%UNITS = 's'
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9 changes: 6 additions & 3 deletions Source/dump.f90
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Expand Up @@ -9262,13 +9262,13 @@ REAL(EB) FUNCTION SOLID_PHASE_OUTPUT(INDX,Y_INDEX,Z_INDEX,PART_INDEX,OPT_WALL_IN
SOLID_PHASE_OUTPUT = Q_CON*0.001_EB

CASE(77) ! CONVECTIVE HEAT TRANSFER REGIME
SOLID_PHASE_OUTPUT = 0
SOLID_PHASE_OUTPUT = 0._EB
IF (SF%INCLUDE_BOUNDARY_PROP2_TYPE) SOLID_PHASE_OUTPUT = B2%HEAT_TRANSFER_REGIME
CASE(78) ! SURFACE OXYGEN MASS FRACTION
SOLID_PHASE_OUTPUT = 0
SOLID_PHASE_OUTPUT = 0._EB
IF (SF%INCLUDE_BOUNDARY_PROP2_TYPE) SOLID_PHASE_OUTPUT = B2%Y_O2_F
CASE(79) ! SURFACE OXYGEN ITERATIONS
SOLID_PHASE_OUTPUT = 0
SOLID_PHASE_OUTPUT = 0._EB
IF (SF%INCLUDE_BOUNDARY_PROP2_TYPE) SOLID_PHASE_OUTPUT = B2%Y_O2_ITER
CASE(80) ! OXIDATIVE HRRPUA
SOLID_PHASE_OUTPUT = B1%Q_DOT_O2_PP*0.001_EB
Expand All @@ -9284,6 +9284,9 @@ REAL(EB) FUNCTION SOLID_PHASE_OUTPUT(INDX,Y_INDEX,Z_INDEX,PART_INDEX,OPT_WALL_IN
SOLID_PHASE_OUTPUT = B2%Y_O2_F*EXP(-MAX(0._EB,DEPTH-CHAR_FRONT)/(TWO_EPSILON_EB+ML%GAS_DIFFUSION_DEPTH(1)))
ENDIF
ENDIF
CASE(82) ! BLOWING CORRECTION
SOLID_PHASE_OUTPUT = 0._EB
IF (SF%INCLUDE_BOUNDARY_PROP2_TYPE) SOLID_PHASE_OUTPUT = B2%BLOWING_CORRECTION
CASE(90) ! FIRE ARRIVAL TIME
IF (PRESENT(OPT_WALL_INDEX)) THEN
OUTPUT_INDEX = OPT_WALL_INDEX
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1 change: 1 addition & 0 deletions Source/type.f90
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Expand Up @@ -358,6 +358,7 @@ MODULE TYPES
REAL(EB) :: K_SUPPRESSION=0._EB !< Suppression coefficent (m2/kg/s)
REAL(EB) :: V_DEP=0._EB !< Deposition velocity (m/s)
REAL(EB) :: Y_O2_F=0._EB !< Oxygen mass fraction at the surface
REAL(EB) :: BLOWING_CORRECTION=0._EB !< Ackermann blowing correction to heat transfer coefficient

INTEGER :: SURF_INDEX=-1 !< Surface index
INTEGER :: HEAT_TRANSFER_REGIME=0 !< 1=Forced convection, 2=Natural convection, 3=Impact convection, 4=Resolved
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2 changes: 2 additions & 0 deletions Source/wall.f90
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Expand Up @@ -3665,6 +3665,7 @@ REAL(EB) FUNCTION HEAT_TRANSFER_COEFFICIENT(NMX,DELTA_N_TMP,H_FIXED,SFX,WALL_IND

IF (SFX%BLOWING .AND. .NOT. SFX%BOUNDARY_FUEL_MODEL .AND. SIM_MODE /= DNS_MODE .AND. ALLOCATED(P1X%M_DOT_G_PP_ACTUAL)) THEN
PHI = 0._EB
IF (SFX%INCLUDE_BOUNDARY_PROP2_TYPE) P2X%BLOWING_CORRECTION=0._EB
ITMP = INT(TMP_FILM)
DO I=1,N_TRACKED_SPECIES
IF (ABS(P1X%M_DOT_G_PP_ACTUAL(I)) <= TWO_EPSILON_EB) CYCLE
Expand All @@ -3676,6 +3677,7 @@ REAL(EB) FUNCTION HEAT_TRANSFER_COEFFICIENT(NMX,DELTA_N_TMP,H_FIXED,SFX,WALL_IND
HEAT_TRANSFER_COEFFICIENT = 0._EB
ELSE
HEAT_TRANSFER_COEFFICIENT = HEAT_TRANSFER_COEFFICIENT * PHI/(EXP(PHI)-1._EB)
IF (SFX%INCLUDE_BOUNDARY_PROP2_TYPE) P2X%BLOWING_CORRECTION = PHI/(EXP(PHI)-1._EB)
ENDIF
ENDIF
ENDIF
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