Gaseous Emissions Calculations 1. Met hod 6C bia s/dr ift co rrec ti on for ga seo us emi ss ions (0 2 , C0 2, S0 2, NOx and CO): where: Cgas Craw Ca Cma Cgas =(Craw-Co) X- - - Cm - Co = Effluent gas c once ntration, dry bas is, ppm or %. = Av e rage gas conc entrati on indica ted by gas analy ze r, dry basis, ppm or % = Av e ra ge of initial and fi nal system ca li bration bias chec k re spo nses for the zero ga s, ppm or %. = Actual concentration of the up s ca le ca li bration gas, ppm or %. = Av e ra ge of initial and final sys tem cali brat ion bias che ck responses for the upsca le calibration gas, ppm or %. 2. Parts per milli on co rrec ted to 8% oxy ge n (ppm@ 8%0 2): @8 010 c 20.9 - 8% ppm /0 2 = gasX 20.9- %02 3. Pound per ho ur (lb/ hr) ca lculation base d on EPA Me thod 2 fl owrate for emi ss ions of S0 2, NOx and CO: where: lb/ hr Cgas MW dscfm Co nst. lb I hr = Cgas x MW x ds cf m x Const. = Emiss ions ex pressed as po unds per hou r. = Effluent gas c once ntrat i on, d ry basis, ppm. = Mol ec ul ar we ight: S0 2 = 64, NOx = 46.1 , CO = 28. = gas fl o wrate, dry standard cubic feet per m in ute. = l. 557E- 7, derive d bel ow: l . 557 E _ 7 = 1 mole x 1 lb x 0.02832 cu .m x 60 min x 1L 24.06 L 453.6 g 1 cu. ft . 1 hr 1,000 ml
GaseousEmissions Calculations 1.Method6Cbias/driftcorrect
ionforgaseousemi ss ions (02,C0 2,S0 2,NOx and CO) : where:Cgas
Craw Ca Cma Cgas=(Craw-Co) X - - -Cm- Co =Effl uent
gasconcentration,drybasis,ppm or %.
=Averagegasconcentrationindicatedby gasanalyzer, drybasis,ppm or %
=Average of initial andfi nal system cali brat
ionbiascheckresponsesforthezero gas, ppmor %. =Actual concentration
of theupscalecali bration gas, ppm or %. =Average of ini tial
andfinal system cali brationbias check res ponses for the
upscalecalibration gas,ppm or %. 2.Partsper million
correctedto8%oxygen(ppm@8%0 2): @8010c20.9 - 8% ppm/ 02=gasX 20.9-
%02 3.Pound per hour (lb/hr) calculat ionbasedonEPAMethod 2fl
owratefor e missionsof S0 2,NOx and CO: where:lb/ hr Cgas MW dscfm
Const. lb I hr = Cgas xMW xdscfm xConst.
=Emissionsexpressedaspoundsperhour. =Efflue nt gas
concentration,dry basis,ppm. =Molecular weight:S02 =64, NOx =46.1
,CO =28. =gasfl owrate, dry s tandard cubicfeetper minute. =l.
557E-7, derivedbelow: l .557 E_ 7 =1 molex1 lbx0.02832 cu.mx 60 min
x1 L 24.06 L453.6 g1 cu.ft .1 hr1,000 ml 4.Pound per hour (lb/
hr)calculation based onEPAMethod 2flowratefor emissions of Total
Hydrocarbons (THC): where:Cgas MW scfm Const. lb I hr = CgasXMW
xscfm x Const. =Effl uent gas concentration,wet basis,ppm.
=Molecular weight: C=12 = gasflowrate, standard cubicfeetperminute.
=l.557E-7 (same asabove). 5.Pound per hour calculat ionbased on
heat input (i.e.gasturbines): lb I hr =lbxJv!A1Btu Jv!Jv!Btuhr
where: Lb ---=Gaseous emi ss ions calcul ated below. Jv!Jv!Btu
MA1Btu --- = Heat input (providedbyfaci li ty). hr 6.Pound per mi
lli onBritishthermal unit: where:Cgas MW Fd Lb=CgasxMWxF
