Emission Conversion Resources - Nationwide Boiler Inc.
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About Nationwide Boiler

catastak_signage.pngNationwide Boiler is a leading supplier of ultra low NOx solutions for the package boiler industry and beyond. Our CataStak SCR system has been installed in over 200 applications and has been proven to reduce NOx emissions by as much as 99%. We also offer ultra low NOx burner solutions and emissions compliance assistance for California boiler owners facing the most stringent requirements in the country. Contact us today to learn more: 800-227-1966

Check out our common conversions calculator for quick emissions calculations, too!

 

lbs/MMBtu to ppm (ref. 3% O2, dry)
Natural Gas Propane #2 Oil #6 Oil
833 711 780 777
1368  1169 1282 1277
599 511 561 559
2394 2045 2244 2235

 Example: NOx = 0.15 lbs/mmbtu firing natural gas
                NOx in ppm = 0.15 x 833 = 125 ppm

lbs/MMBtu to mg/nm3 (ref. 3% O2, dry, 1 atm, 0°C)
Propane #2 Oil #6 Oil
1676 1619 1576
 
lbs/MMBtu to mg/nm3 (ref. 3% O2, dry, 1 atm, 0°C)
Propane #2 Oil #6 Oil
1676 1619 1576
 
lbs/MMBtu to mg/nm3 (ref. 5% O2, dry, 1 atm, 0°C)
Propane #2 Oil #6 Oil
1489 1442 1404
 
lbs/MMBtu to mg/nm3 (ref. 11% O2, dry, 1 atm, 0°C)
Propane #2 Oil #6 Oil
935 887 880

Example: NOx = 0.15 lbs/mmbtu firing natural gas
                 NOx = 0.15 x 1704 = 226 mg/nm3 (ref 3% O2, dry, 1 atm, 0C)

Notes: 1. UBHC / VOC conversion based on methane, CH4
           2. NG conversions based on analysis: CH4: 95%, C2H6: 5%, N2: 5%
           3. #2 Oil conversions based on analysis: C: 87.7%, H: 12.1%, N: 0.02%, S: 0.2%
           4. #6 Oil conversions based on analysis: C: 88.2%, H: 10.4%, N: 0.4%, S: 1%
           5. Propane conversions based on analysis: C3H8: 100%