the coking properties of coal at elevated pressures. - Argonne ...

HEIGHT ABOVE BED (ml
0: DESCENDING
PARTICLE DATI
HEIGHT ABOVE BED (ml
FIGURE 2. DESCENDING PARTICLE FLOW RATE VS. FIGURE 3. PARTICLE DENSITY, ASCENDING FLUX,
HEIGHT ABOVE THE BED. COMPARISON
OF MODEL PREDICTIONS WITH
EXPERIMENT.
AND DESCENDING FLUX VS. HEIGHT
ABOVE THE BED.
-
A
, I , I , I , I ,
1100 - I
looo
I
- - I Run No. A14
700 -
.- - I
U
500 -
200 -
- 900
E 500
$ 400
Run No C22
SUBBITUMINOUS COAL
uq = 1.46 rn/s
Ta = 1134 K
Xo2(z = 2.25 ml = 5.1 mole
3, = 1120prn
Y, = 0.12 wt %
I
2 3
-
200
- 100
4 i
2 3 4
Helght Above Distributor (rn) Helght Above Distributor (m)
FIGURE 4. MOLE FRACTION NITRIC OXIDE FIGURE 5. MOLE FRACTION NITRIC OXIDE
VS. AXIAL POSITION VS. AXIAL POSITION
I MEASURED I MEASURED
-CALCULATED -CALCULATED
260