Page 74 - Air Pollution Control Engineering

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54 Lawrence K. Wang et al.

H Total sensible heat for the combined emission stream (Btu/min)
s
H Sensible heat content of gas stream 1 (Btu/min)
s1
H Sensible heat content of gas stream 2 (Btu/min)
s2
h Emission stream heat content after dilution (Btu/scf)
d
h Emission stream heat content before dilution (Btu/scf)
e
h Heat content in gas stream 1 (Btu/scf)
e1
h Heat content of gas stream j in the combined gas stream (Btu/scf)
e,j
h Heat of combustion of component i in gas stream 1 (Btu/scf)
e1,i
HAP Hazardous air pollutant
K Shape factor (dimensionless)
l Mean free path of air (cm)
LDR Land disposal restrictions
M Percent of moisture content of the combined gas stream (vol%)
e
M Percent of moisture content of diluted emission (vol%)
e,d
M Moisture content of the combined gas stream (lb/min)
e,m
M Percent of moisture content of gas stream 1 (vol%)
e1
M Moisture content of gas stream 1 (lb-mol/min)
e1,l-m
n Number
NAAQ National ambient air quality
NESHAP National emission standard for hazardeous air pollutant
OAQPS Office of Air Quality Planning and Standards
O Percent volume of oxygen content of diluted emission stream
2,d
P Absolute pressure
PAN Peroxy acetyl nitrate
ppm Part per million
ppmv Part per million volume
PM Particulate matter
R Gas constant
SARA Superfund Amendments and Reauthorization Act
S SO content of combined gas stream (ppmv)
e 3
S SO content of gas stream 1 (ppmv)
e1 3
S SO content of gas stream 1 (lb-mol/min)
e1,l-m 3
SVOC Semivolatile organic compound
T Absolute temperature (K)
T Temperature of the combined gas stream (ºF)
e
T Temperature of gas stream 1 (ºF)
e1
TRS Total reduced sulfur
TSDF Treatment, storage, and disposal facility
Q Dilution air flow rate (scfm)
d
Q Flow rate of the combined stream before dilution (scfm)
e
Q Flow rate of combined stream at actual conditions (acfm)
e,a
Q Flow rate of diluted emission stream (scfm)
e,d
Q Flow rate of gas stream 1 at standard conditions (scfm)
e1
Q Flow rate of gas stream 2 at standard conditions (scfm)
e2
Q Flow rate of gas stream 3 at standard conditions (scfm)
e3