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Environmental Assessment

Table 7 - CSSA Boiler Emission Calculations (2/2/93)

Bldg.

Manufacturer/ Model

Capacity (MMBtu/hr)

Annual Fuel Use (gal)

Fuel Type

Uncontrolled Emissions**, lb/yr (tpy)

PM

SO2

SO3

NOx

CO

VOC nonmethane

VOC methane

46

Kewanee Boiler Corp/#KF037-600-GO

0.99

3846

#2 diesel

7.692E+02

(3.846E-03)

2.731E+02

(1.365E-01)

3.846+00

(1.923E-03)

7.692E+01

(3.846E-02)

1.923E+01

(9.615E-03)

1.308E+00

(6.538E-04)

8.307E-01

(4.154E-04)

89

Kewanee Boiler Corp/ (orange)

4.19

60846672

Natural gas

4.068E+01

(2.034E-02)

4.881E+00

(2.441E-03)

--

--

8.135E+02

(4.068E-01)

1.627E+02

(8.135E-02)

4.312E+01

(2.156E-02)

2.197E+01

(1.098E-02)

89*

York Shipley Inc. #SPLC100 (blue)

4.57 (4150 cfh)

60846672

Natural gas

4.068E+01

(2.034E-02)

4.881E+00

(2.441E-03)

--

--

8.135E+02

(4.068E-01)

1.627E+02

(8.135E-02)

4.312E+01

(2.156E-02)

2.197E+01

(1.098E-02)

A-100*

Kewanee Boiler Corp/ #KF033-600-GO

0.68

3846

Natural gas

2.571E-03

(1.286E-06)

3.085E-04

(1.543E-07)

--

--

5.142E-02

(2.571E-05)

1.028E-02

(5.142E-06)

2.725E-03

(1.363E-06)

1.388E-03

(6.942E-07)

201

Kewanee Boiler Corp/ #KF033-600-GO

1.17

11700

#2 diesel

2.340E+01

(1.170E-02)

8.307E+02

(4.153E-01)

1.170E+01

(5.850E-03)

2.340E+02

(1.170E-01)

5.850E+01

(2.925E-02)

3.978E+00

(1.989E-03)

2.527E+00

(1.264E-01)

TOTAL BOILER EMISSIONS***:

1.12E+02

(5.62E-02)

1.11E+03

(5.57E-01)

1.55E+01

(7.77E-03)

1.94E+03

(9.69-01)

4.03E+02

(2.02E-01)

9.15E+01

(4.58E-02)

4.73E+01

(2.36E-02)

Notes:

All boilers are of the forced draft type.

MMBtu/hr = million Btu/hr

MBh = thousand Btu/hr

cfh = cubic feet/hour

Natural gas heat of combustion = 24,100 Btu/lb with a density of 0.045 lb/cu ft, or 1085 Btu/cu ft (CRC Handbook of Applied Engineering Science).

Natural gas heat of combustion - 1100 Btu/cu ft (AP-40)

* Not in use

** Emissions are calculated for either total annual fuel consumption natural gas or total annual fuel consumption #2 diesel fuel.  Emission factors for natural gas combustion are from AP-42 Table 1.4-2, 10.86.  Emission factors for fuel oil combustion are from AP-42 table 1.3-1, 10.86.  Note that #2 fuel oil is a distillate fuel.  We assumed 0.5% sulfur in the distillate fuel #2 diesel ("Bunkie's Guide to Fuel Oil Specifications", National Oil Fuel Institute Bulletin No. 68-101 states that the Bureau of Mines gives sulfur contents that vary from 0.040% for #1 to 1.70% for #6 fuel oils.  This was confirmed via a 1/7/93 telephone conversation with Camp Stanley's Es Renk.

*** Includes York Shipley boiler #89 that is not in use.