CALPUFF and Postprocessors
CALPUFF and Postprocessors CALPUFF and Postprocessors
Table F-3 (Continued) CALPUFF Control File Inputs - Input Group 11 Chemistry Parameters Variable Type Description Default Value MOZ integer Control variable for the input of hourly ozone data used in the chemical transformation module (Used only if MCHEM = 1,3,4) 0 = use a monthly background ozone value in chemistry calculation 1 = use hourly ozone concentrations from the OZONE.DAT data file BCKO3(12) real array Monthly background ozone concentration in ppb (Used only if MCHEM=1,3,4 and MOZ = 0 or if (MOZ=1 and all hourly ozone data are missing)) 1 12*80. BCKNH3(12) real Monthly background ammonia concentration in ppb 12*10. RNITE1 real Nighttime SO 2 loss rate in percent/hour 0.2 RNITE2 real Nighttime NO x loss rate in percent/hour 2.0 RNITE3 real Nighttime HNO 3 formation rate in percent/hour 2.0 MH2O2 integer Control variable for the input of hourly ozone data used in the chemical transformation module (Used only if MAQCHEM = 1) 0 = use a monthly background H2O2 value 1 = use hourly H2O2 concentrations from the H2O2.DAT data file BCKH2O2(12) BCKPMF(12) OFRAC(12) VCNX(12) real array real array real array real array Monthly background H2O2 concentration in ppb (Used only if MAQCHEM=1 and MH2O2 or if (MH2O2=1 and all hourly H2O2 data are missing)) Monthly fine particulate concentration in ug/m^3 for SOA (Used only if MCHEM=4) Monthly organic fraction of fine particulate for SOA (Used only if MCHEM=4) Monthly VOC / NOX ratio (after reaction) for SOA (Used only if MCHEM=4) 1 12*1. 12*1. 2*0.15, 9*0.20, 0.15 12*50.0 MAR 2006 – CALPUFF F-65
Table F-3 (Continued) CALPUFF Control File Inputs - Input Group 12 Dispersion and Computational Parameters Variable Type Description Default Value SYTDEP real Horizontal size of a puff (m) beyond which the timedependent dispersion equation of Heffter (1965) MHFTRZ integer Use Heffter formulas for F z (0 = no; 1 = yes). If yes, the distance at which the Heffter formula will be applied for F z is determined by when F y switches to Heffter's eqn. (see SYTDEP). JSUP integer Stability class used to determine dispersion rates for puffs above the boundary layer (e.g., 6 = F stability) CONK1 real Vertical dispersion constant for stable conditions 0.01 550. 0 5 CONK2 real Vertical dispersion constant for neutral/unstable conditions TBD real Factor for determining transition-point from Schulman- Scire to Huber-Snyder Building Downwash scheme (SS used for Hs < Hb + TBD * HL) TBD < 0 always use Huber-Snyder TBD = 1.5 always use Schulman-Scire TBD = 0.5 ISC transition-point IURB1, IURB2 integer Land use categories associated with urban areas. If MDISP = 3 or 4, MP dispersion coefficients are used when puff is over land use type IURB1 through IURB2 (Site characterization parameters for single-point met. data files*) 0.10 0.5 10,19 *ILANDUIN integer Land use category for modeling domain 20 *Z0IN real Roughness length (m) for modeling domain 0.25 *XLAIIN real Leaf area index for modeling domain 3.0 *ELEVIN real Elevation (m) above sea level 0.0 *XLATIN real North Latitude (deg) of station; positive for the northern hemisphere, negative for the southern hemisphere (used for solar angle in RIVAD/ARM3 chem. transformation) *XLONIN real West Longitude (deg) of station; positive west of 0.0, negative east of 0.0 (used for solar angle in RIVAD/ARM3 chem. transformation) *ANEMHT real Anemometer height (m) (used only if METFM = 2,3) 10.0 -999. -999. MAR 2006 – CALPUFF F-66
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- Page 100 and 101: Table F-4 (Concluded) CALMET.DAT fi
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- Page 112 and 113: Table F-10 PLMMET.DAT File - Header
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Table F-3 (Continued)<br />
<strong>CALPUFF</strong> Control File Inputs - Input Group 12<br />
Dispersion <strong>and</strong> Computational Parameters<br />
Variable Type Description Default Value<br />
SYTDEP real Horizontal size of a puff (m) beyond which the timedependent<br />
dispersion equation of Heffter (1965)<br />
MHFTRZ integer Use Heffter formulas for F z (0 = no; 1 = yes). If yes, the<br />
distance at which the Heffter formula will be applied for<br />
F z is determined by when F y switches to Heffter's eqn.<br />
(see SYTDEP).<br />
JSUP integer Stability class used to determine dispersion rates for puffs<br />
above the boundary layer (e.g., 6 = F stability)<br />
CONK1 real Vertical dispersion constant for stable conditions 0.01<br />
550.<br />
0<br />
5<br />
CONK2 real Vertical dispersion constant for neutral/unstable<br />
conditions<br />
TBD real Factor for determining transition-point from Schulman-<br />
Scire to Huber-Snyder Building Downwash scheme (SS<br />
used for Hs < Hb + TBD * HL)<br />
TBD < 0 always use Huber-Snyder<br />
TBD = 1.5 always use Schulman-Scire<br />
TBD = 0.5 ISC transition-point<br />
IURB1,<br />
IURB2<br />
integer<br />
L<strong>and</strong> use categories associated with urban areas. If<br />
MDISP = 3 or 4, MP dispersion coefficients are used<br />
when puff is over l<strong>and</strong> use type IURB1 through IURB2<br />
(Site characterization parameters for single-point met. data files*)<br />
0.10<br />
0.5<br />
10,19<br />
*ILANDUIN integer L<strong>and</strong> use category for modeling domain 20<br />
*Z0IN real Roughness length (m) for modeling domain 0.25<br />
*XLAIIN real Leaf area index for modeling domain 3.0<br />
*ELEVIN real Elevation (m) above sea level 0.0<br />
*XLATIN real North Latitude (deg) of station; positive for the northern<br />
hemisphere, negative for the southern hemisphere (used<br />
for solar angle in RIVAD/ARM3 chem. transformation)<br />
*XLONIN real West Longitude (deg) of station; positive west of 0.0,<br />
negative east of 0.0 (used for solar angle in<br />
RIVAD/ARM3 chem. transformation)<br />
*ANEMHT real Anemometer height (m) (used only if METFM = 2,3) 10.0<br />
-999.<br />
-999.<br />
MAR 2006 – <strong>CALPUFF</strong><br />
F-66