Principles of Air Quality Management - Chapter 5 ppt

... maximum concentration because of the general lowering of air contaminant emissions as a result of the implementation of air quality management strategies. FIGURE 5. 27 Simulation of the ozone concentration ... 108 Principles of Air Quality Management, Second Edition FIGURE 5. 5 This National Weather Service chart shows the West Coast high-pressure zone or a...

Ngày tải lên: 11/08/2014, 21:21

... Process of Regulation 2 45 Role of the Public in Rule Making 2 45 Environmental Justice 246 Levels of Authority 246 Federal Preemption 246 Federal Laws Affecting Air Quality Management 247 Pre-1990 Air ... that make up the broad field of air quality, its pollution, and its manage- ment. Starting from the basic definitions of air and types of air pollution, we will f...

Ngày tải lên: 11/08/2014, 21:21

... toxic 0 .5 5 g/kg Between 1 ounce and 1 pint 4. Very toxic 50 50 0 mg/kg Between 1 teaspoonful and 1 ounce 5. Extremely toxic 5 50 mg/kg Between 7 drops and 1 teaspoonful 6. Super toxic < ;5 mg/kg ... & Francis Group, LLC 26 Principles of Air Quality Management, Second Edition Particulate Matter Among the acute health effects of elevated concentrations of fine p...

Ngày tải lên: 11/08/2014, 21:21

... Group, LLC 52 Principles of Air Quality Management, Second Edition ranges and their air quality designations for each range. The PSI is used primarily to report daily air quality in a large ... Group, LLC 50 Principles of Air Quality Management, Second Edition transition from the PM10 standards to the PM2 .5 standards. PM2 .5 particles have greater he...

Ngày tải lên: 11/08/2014, 21:21

... further use of fuels or generation of air pollution. 7099_C006.fm Page 151 Monday, July 17, 2006 11 :59 AM © 2007 by Taylor & Francis Group, LLC 172 Principles of Air Quality Management, ... reduction 0 85 95 Reburning 15 20 35 50 Near Commercial Integrated gasification combined cycle 90– 95 90– 95 Fluidized bed combustion 80–90 > ;50 Furnace sorbent injection 50...

Ngày tải lên: 11/08/2014, 21:21

... This air- to-fuel ratio varies spatially throughout the combustion zone as a result of the fuel spray. Air swirl will also influence the geometry of the flame pattern. Liquid fuel spray, air- to-fuel ... (excess air) side of stoichiometric mixtures. It should be noted that at very high air- to-fuel ratios, CO and hydrocarbons again increase as a result of the temperature-quenching...

Ngày tải lên: 11/08/2014, 21:21

... half of the twentieth century, global FIGURE 8.12 Annual average temperature for the contiguous United States from 18 95 to 1990. 18 95 19 05 19 15 19 25 19 35 19 45 1 955 19 65 19 75 19 85 50.0 51 .0 52 .0 53 .0 54 .0 55 .0 12.7 12.4 12.1 11.8 11 .5 11.2 10.9 10.6 10.3 10.0 Yea ... Categories 1 850 pH 1986/1988 pH pH Shift Actual Shift* Adirondack Acid Lakes pH less than 5...

Ngày tải lên: 11/08/2014, 21:21

... 252 Principles of Air Quality Management, Second Edition THE CLEAN AIR ACT The Clean Air Act and its amendments introduced sweeping changes in the federal approach to air quality management. ... aspects of environmental contamination that may have an effect on some aspect of air quality. The Clean Air Act and its predecessors are the most direct federal la...

Ngày tải lên: 11/08/2014, 21:21

... m 3 Retention time: 2. 15 minutes minimum G-values 50 -s −1 G-t 20000 50 000 6 pumps of 6-3 000 m 3 /h 30 cm activated carbon 1 25 cm hydro anthracite 50 cm quartz sand Effluent 3 5 mm 1 .5 2 .5 mm 0.7–1.2 mm Copyright ... is the ratio of pond volume to mean storm runoff volume (VB/VR). A VB/VR of 2 .5 is expected to remove 75% of suspended solids and 55 % of TP (Schueler...

Ngày tải lên: 11/08/2014, 15:20

... Different Analyst Table 5- 4 Individual Error Matrix Kappa Analysis Results Table 5- 5 Kappa Analysis Results for the Pairwise Comparison of the Error Matrices L986ch 05. fm Page 52 Wednesday, May 16, ... this calculation is as follows: . Therefore, 11 = 65/ 1 15 = 0 .56 5 or 57 %, 22 = 0.810, 33 = 0.739, and 44 = 0.8 65. Table 5- 1 1 Error Matrix of Individual Cell Probabi...

Ngày tải lên: 11/08/2014, 06:22