ML21141A152

RAI-31 - Actual CO2e Emissions Calculations

ML21141A152
Person / Time
Site:	Westinghouse
Issue date:	03/24/2021
From:	Westinghouse
To:	Office of Nuclear Material Safety and Safeguards
DTiktinsky NMSS/DFM/FFL 301.415.8740
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ML21141A149	List: ML21141A150 ML21141A151 ML21141A152
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Download: ML21141A152 (1)

Text

Westinghouse Electric Company LLC Example Actual Emissions Calculations for CO2e Calendar Year 2020 Primary Fuel: Natural Gas Low NOx burners 2020 EF (lb/106 ft3) 120,000 0.64 2.3 Facility-Wide Fuel Usage Pollutant CO2 N2O CH4 Primary Fuel (106 ft3)

(short tons/yr)

(short tons/yr)

(short tons/yr)

Natural Gas 112.12 6,727 0.036 0.129 GWP 1

298 25 CO2e (short tons/yr)

CO2e (metric tons/yr)

CO2e 6,727 10.69 3.22 6,741.24 6,115.55 Notes:

1. AP-42 Section 1.4, Table 1.4-2 Back Up Fuel:

No. 2 Fuel Oil (Diesel Fuel) 175 gallons/hr, maximum hourly diesel fuel demand by operating boiler during natural gas curtailment 26 days of natural gas curtailment in 2020 624 hours0.00722 days <br />0.173 hours <br />0.00103 weeks <br />2.37432e-4 months <br /> of natural gas curtailment in 2020 109,200 maximum gallons of diesel fuel used in the boilers during natural gas curtailment in 2020 2020 Estimated Worst Case EF (lb/103 gallon) 22,300 0.26 0.052 Usage During Natural Gas Curtailment Pollutant CO2 N2O CH4 Back Up Fuel (103 gallons)

(short tons/yr)

(short tons/yr)

(short tons/yr)

Diesel Fuel 109.20 1,218 0.014 0.003 GWP 1

298 25 CO2e (short tons/yr)

CO2e (metric tons/yr)

CO2e 1,218 4.23 0.07 1,221.88 1,108.47 Notes:

1. AP-42 Section 1.3, Tables 1.3-3, 1.3-8, and 1.3-12 (industrial boilers) short tons/yr metric tons/yr Total CO2e 7,963.12 7,224.02