Generic Guidance and Optimum Model Settings for the CALPUFF ...

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6474.5 6474 6473.5 6473 6472.5 6472 6471.5 6471 401.5 402 402.5 403 403.5 404 404.5 405 10min met, calm threshold 0.5m/s, sigma v 0.2m/ Real turbulence parameters 6474.5 38 6474 6473.5 6473 6472.5 6472 6471.5 6471 401.5 402 402.5 403 403.5 404 404.5 405 10min met, calm threshold 0.5m/s, sigma v 0.5m/ Real turbulence parameters
sigma v (CALPUFF calculated) Figure 3-12 CALPUFF computed σv using model defaults and one hour meteorology. (It is always preferable to use real measured values of real time turbulence wherever possible). sigma v (from sigma theta - measured) 2.5 2 1.5 1 0.5 3.0 2.5 2.0 1.5 1.0 0.5 3 1 hr calpuff sigma v 0 0.0 1.0 2.0 3.0 scalar wind speed (m/s) 4.0 5.0 6.0 10 minute sigma v 0.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 scalar wind speed (m/s) Figure 3-13. Real 10-minute measured σv. (CALPUFF can read this real time data directly). 3.6.2 User Options for treating Calms - Sub-hourly meteorological and emissions data – Model has a default minimum calm wind speed threshold, of 0.5 m/s, below which model switches from distance dependent to time dependent sigmas. 39
Page 1 and 2: Generic Guidance and Optimum Model
Page 3 and 4: Contents SCOPE OF WORK AND BACKGROU
Page 5 and 6: LIST OF FIGURES Page Figure 2-1. Fi
Page 7 and 8: SCOPE OF WORK AND BACKGROUND A.1 In
Page 9 and 10: 1. INTRODUCTION The CALPUFF modelin
Page 11 and 12: 2.3 Methodologies for Running CALME
Page 13 and 14: hourly profiles of wind speed, wind
Page 15 and 16: Table 2-2. Model Option Switches fo
Page 17 and 18: 2.3.4 Single Station Meteorology It
Page 19 and 20: Note that in no-observations (No-Ob
Page 21 and 22: Table 2-3. Tabulated List of Variou
Page 23 and 24: 3 RECOMMENDED MODEL OPTION SETTINGS
Page 25 and 26: Ridge 1 distance (km) Ridge 2 Figur
Page 27 and 28: Boundary Layer (TIBL) over the land
Page 29 and 30: � algorithms were designed to tre
Page 31 and 32: Figure 3-3. Shows a cross-section o
Page 33 and 34: 3.5.2 Evaluation Studies Figure 3-6
Page 35 and 36: AERMOD BLP 60 70 80 90 95 98 99 Cum
Page 37 and 38: In CALPUFF, by default, a calm peri
Page 39 and 40: UTM Y Coordinate (km) - WGS84 6474.
Page 41 and 42: It is important to note that no eva
Page 43: 6474.5 6474 6473.5 6473 6472.5 6472
Page 47 and 48: 4. DISCUSSION ON THE APPROPRIATE PR
Page 49 and 50: 4.3.1 Graphical Evaluation Graphica
Page 51 and 52: (uncorrelated). A line of best fit,
Page 53 and 54: 4.3.3 Other Meteorological Evaluati
Page 55 and 56: Schulman, L.L. and J.S. Scire, 1980
Page 57 and 58: Table A-1. An Explanation of the 7
Page 59 and 60: Table A-1 An Explanation of the 7 C
Page 61 and 62: Table A-2 Explanation and Recommend
Page 67 and 68: Table A-4. Explanation and Recommen
Page 69: Table A-4 Explanation and Recommend

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