Encyclopedia of Environmental Science and Engineering, Volume I and II

VAPOR AND GASEOUS POLLUTANT FUNDAMENTALS 1229

B

C

A

(

)

= 400 AND UP

H (^2) – C
0.1
VM = 1 PER CENT O 2
VM = 1 PER CENT
C/H =
7 5 AND
UP
(^613)
9
20
205
3
22.5 20
40
NOTE: GUIDE LINES ARE DRAWN FOR
TYPICAL HIGH TEMPERATURE
COKE BREEZE
IMPORTANT:
WHERE VM IS USED
ON THESE CHARTS.
IT IS VOLATILE MAT-
TER ON MOISTURE AND
ASH FREE BASIS
FUEL HIGH HEAT VALUE-1000 BTU/LB AS FIRED
10
10
10
9
11
12
13
14
15
16
17
18
19
20
21
0
0
20
20
30
(^3040) 50 60 70 80 90 100
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
40
50
10
0
20
30
40
50
8 10 12 14 16 8 10 12 14 16
5.0
10.0
15.0
20.0
25.0
(^30). 0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
D
AS (^) F
IRED
TOT
AL (^) H
2 O (^) IN
(^) FUE
L (^35).
(^0) PER
CENT
BY WEI
GHT
(^) H 2
(^4). (^5) P
ER (^) C
ENT
BY (^) W
EIGH
T (^) AS
FIRED
ATMOSPHERIC AIR
POUNDS PER MILLION BTU AS FIRED
H
O FROM COMBUSTION OF H 2
2
CO
IN DRY PRODUCTS–PER CENT BY VOLUME 2
EXCESS AIR-PER CENT
TOTAL MOISTURE
LB PER MILLION BTU AS FIRED
100
3050
20
FIGURE 17 Graphical calculation curves for coal—million Btu basis (Fryling, 1966).
C022_001_r03.indd 1229 11/18/2005 2:33:11 PM