Encyclopedia of Environmental Science and Engineering, Volume I and II

NITROGEN OXIDES REDUCTION 755

Oxygen in Fluegas (Excess Air),%

2 (9.5)

3 (15)

5 (28)

7 (45)

9 (68)

11 (100)

13 (148)

15 (229)

1000

100

10

0.01

E (PPMV, DRY)

0.1 1

X (LB/MBtu, HHV)

NYS DEC^2 ,

NJ DEP

US EPA^1

NJ DEP^3

NYS DEC^4

NJ DEP^5

(0.20)

(0.25)

(0.28)

(0.3)

(0.43)

1

2

• NSPS-Subpart D- >250 MBtu/hr


• Dry bottom cyclone boiler
  
  
  • Dry bottom wall utility boilers
  
  
  
  

(^4) - Dry bottom tangential & wall boilers-> 250 MBtu/hr
3
NJ DEP - utility boiler
NYS DEC - >250 MBtu/hr
(^5) - Dry bottom tangential utility boilers
FIGURE 3 Conversion of emission units and comparison of various standards for NOx oil-fired units.
C014_002_r03.indd 755C014_002_r03.indd 755 11/18/2005 1:26:54 PM11/18/2005 1:26:54 PM