CALPUFF and Postprocessors

CALPUFF and Postprocessors CALPUFF and Postprocessors

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Table F-3 (Continued) CALPUFF Control File Inputs - Input Group 9 Miscellaneous Dry Deposition Parameters Variable Type Description Default Value RCUTR real Reference cuticle resistance (s/cm) 30. RGR real Reference ground resistance (s/cm) 10. REACTR real Reference pollutant reactivity 8. NINT integer Number of particle-size intervals used to evaluate effective particle deposition velocity IVEG integer Flag specifying the state of vegetation in unirrigated areas 1 = vegetation is active and unstressed 2 = vegetation is active and stressed 3 = vegetation is inactive 9 1 MAR 2006 – CALPUFF F-63

Table F-3 (Continued) CALPUFF Control File Inputs - Input Group 10 Wet Deposition Parameters Input Group 10 consists of a table containing pollutant-dependent values of the scavenging coefficient, 8, for both liquid and frozen precipitation types. The format of the input table is shown below. ---------------------------------------------------------------------------------------------- INPUT GROUP: 10 -- Wet Deposition Parameters -------------------------- !END! Scavenging Coefficient -- Units: (sec) -1 Pollutant Liquid Precip. Frozen Precip. ------------ ----------------- ----------------- ! SO2 = 3.0e-5 , 0.0 ! ! SO4 = 10.0e-5 , 3.0e-5 ! ! NOX = 0.0 , 0.0 ! ! HNO3 = 6.0e-5 , 0.0 ! ! NO3 = 10.0e-5 , 3.0e-5 ! MAR 2006 – CALPUFF F-64

Table F-3 (Continued)<br />

<strong>CALPUFF</strong> Control File Inputs - Input Group 9<br />

Miscellaneous Dry Deposition Parameters<br />

Variable Type Description Default<br />

Value<br />

RCUTR real Reference cuticle resistance (s/cm) 30.<br />

RGR real Reference ground resistance (s/cm) 10.<br />

REACTR real Reference pollutant reactivity 8.<br />

NINT integer Number of particle-size intervals used to evaluate<br />

effective particle deposition velocity<br />

IVEG integer Flag specifying the state of vegetation in unirrigated areas<br />

1 = vegetation is active <strong>and</strong> unstressed<br />

2 = vegetation is active <strong>and</strong> stressed<br />

3 = vegetation is inactive<br />

9<br />

1<br />

MAR 2006 – <strong>CALPUFF</strong><br />

F-63

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