DETROIT BULK STORAGE, INC. EMISSIONS SPREADSHEET Drop ...€¦ · (NPI) Emission Estimation...
Transcript of DETROIT BULK STORAGE, INC. EMISSIONS SPREADSHEET Drop ...€¦ · (NPI) Emission Estimation...
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PMDrop Operations
Emissions Factor (EF) Formula = k (0.0032) (((U/5)^1.3))/((M/2)^1.4)
E = dust emission per unit of material handled, lb/ton
k = particle size multiplier (0.35 for PM10, and 0.053 for PM2.5)
U = mean wind speed, mphM = moisture content of the bulk material, %
AP-42, Section 13.2.4. Equation 1.
Parameter PM2.5 PM10
M- Moisture content, % a 8 8
k - particle size multiplier 0.053 0.35
U1 - Mean wind speed, mph b 8.95 8.95
U2 - Wind speed with wind barrier, mph c 1.3 1.3
Wet Suppression Control Efficiency, % d 70 70
Uncontrolled EF, lb/ton 5.19E-05 3.43E-04
Controlled EF (wet suppression), lb/ton 1.56E-05 1.03E-04
Controlled EF with wind barrier, lb/ton 1.27E-06 8.37E-06
d Control efficiency for wet dust suppression based on National Pollutant Inventory
(NPI) Emission Estimation Technique Manual for Mining Version 2.3, Environment
Australia, December 5, 2001, Table 3. Estimated Control Factors for Various Mining
Operations
c Assuming wind barrier; Minimum specified wind speed range in AP-42, Table
13.2.4-1
b Average of hourly wind speeds from 2008-2012 from KDTW NWS Observation
Station obtained from AERMOD meteorological data file.
a Lee, J.M., Baker, J.J., Rolle, J.G., Llerena, R., n.d. Comparison of Fuel Properties of
Petroleum Cokes and Coals Used in Power Generation. A.J. Edmond Co., 80-89.
Retrieved from http://web.anl.gov/PCS/acsfuel/preprint%20archive/Files/
44_1_ANAHEIM_03-99_0080.pdf
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PM
Emissions ProcessMaterial handled PM2.5 EF
PM2.5 Emission
Rate PM10 EF
PM10 Emission
Rate
ton/day lb/ton lb/day lb/ton lb/dayHaul truck unloading 900 1.27E-06 1.14E-03 8.37E-06 7.54E-03Front end loader unloading to storage pile
or conveyor
900 1.27E-06 1.14E-03 8.37E-06 7.54E-03
Front end loader unloading to conveyor 900 1.27E-06 1.14E-03 8.37E-06 7.54E-03Conveyor dumping to storage pile 300 5.19E-05 1.56E-02 3.43E-04 1.03E-01
Conveyor loading freighter 900 5.19E-05 4.67E-02 3.43E-04 3.09E-01
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PM
Equation 1, AP-42 13.2.4
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PMStorage Pile Surface Travel
E = k ((s/12)^a)((w/3)^b))
AP-42, Section 13.2.2. Equation 1a.
PM2.5 PM10
s a 1.6 1.6
k b 0.15 1.5
a b
0.9 0.9
b b 0.45 0.45
W c
40 40a 9/15/2013 RTI Laboratories Petroleum Coke ASTM-D422 Analysisb AP-42, Table 13.2.2-2.c Estimated average weight of front end loader.
Loader Travel E (PM2.5) E (PM10)
Dust Control
Efficiency aPM2.5 Emission
Rate
PM10 Emission
Rate
mi/day lb/VMT lb/VMT % lb/day lb/day
1.3 0.0785 0.7848 90 0.0102 0.1020
Equation Parametersa
a Estimated for application of chemical wetting agents or foam to storage piles (Cowherd, 1981. Control of Windblown Dust
From Storage Piles. Environmental International , 6: 307-311.)
b = Empirical constant equal 0.45W = Average weight of the vehicles traveling on the surface, tons
E = Dust emission per vehicle mile traveled, lb/VMT
s = Silt content of the bulk material, %k = Particle size multiplier for industrial roadsa = Particle size dependent constant
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PMStorage Pile Wind Erosion
s = silt content of aggregate, %
p = number of days with > 0.25 mm (0.01 in.) of precipitation per year
f = percentage of time that the unobstructed wind speed exceeds 5.4 m/s (12 mph) at the mean pile height
U.S. EPA, 1988. Control of Open Fugitive Dust Sources (EPA-450/3-88-008). Eq. 4-9: p 4-17.
s a
1.6
p b
130
f c 23.5a 9/15/2013 RTI Laboratories Petroleum Coke ASTM-D422 Analysisb AP-42, Figure 13.2.1-2.c Based on hourly met data from KDTW obtained from AERMOD meteorological data file.
Storage
Pile Area
Dust Control
Efficiency a E E Econtrolled
PM10
Emissions bPM2.5
Emissions b
acre % (lb/day)/acre lb/day lb/day lb/day lb/day
1.14 90 3.1751 3.6196 0.3620 0.1810 0.0274
b U.S. EPA, 1988. Control of Open Fugitive Dust Sources (EPA-450/3-88-008): PM10 Emissions = 0.5 * Econtrolled
c Based on the ratio of particle size multipliers (k) from AP-42, 13.2.4-4. PM2.5 Emissions = PM10 emissions * 0.053/0.35
E = 1.9 (s/1.5)((365 - p)/235))(f/15)
E = total suspended particulate emission factor, (lb/day)/acre
Equation Parameters
a Estimated for application of chemical wetting agents or foam to storage piles (Cowherd, 1981. Control of Windblown
Dust From Storage Piles. Environmental International , 6: 307-311.)
DETROIT BULK STORAGE, INC.
EMISSIONS SPREADSHEET
UPDATED AS OF 4/22/14 AT 12:38 PM
E=k(sL)0.91 * (W)1.02
k = particle size multipler for particle size range and units of interest
sL = road surface silt loading, g/m2
W = average weight of the vehicles traveling the road, tonsAP-42, Section 13.2.1. Equation 1.
k for PM2.5 a
0.00054
k for PM10 a
0.0022
sL, g/m2 b 8.2
W, tons c 40a AP-42, Section 13.2.1.3.
c Estimated average weight of haul truck.
PM2.5 PM10
lb/VMT lb/VMT0.1578 1.1150
Road Road Length
Trucks
Traveled Truck Usage
Distance
Traveled
Dust Control
Efficiency a
PM2.5 Emission
Rate
PM10 Emission
Ratemi Trucks/day Trips/truck VMT/day % lb/day lb/day
2-Way Haul Road 0.08 19 2 2.99 90 0.0471 0.33291-Way Haul Road 0.12 19 1 2.20 90 0.0348 0.2458
Paved Haul Roads
E= particulate emissions factor, (lb/day)/mi
Particulate Emissions Factor, E
Equation Parameters
a Control efficiency for periodic water flushing followed by sweeping from Table 5 in Chapter 4 of the AWMA Air Pollution Control Engineering Manual
2nd Ed. pg 145.
b AP-42, Table 13.2.1-3. The silt loading for a quarry was
utilized as Detroit Bulk operations do not include
crushing and grinding as in sand and gravel processing.