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I �k <br /> f <br /> Table 4 <br /> it <br /> Operating Parameters k° <br /> Former Unocal Station No 5098 <br /> 5400 and 5606 Pacific Avenue <br /> Stockton, California <br /> Note <br /> I <br /> (1) scfm=acfm"(460+60)1(460+0 F)'4071(407+15) <br /> where 407=atmospheric pressure in inches Water Gauge and 15=blower discharge pressure in inches Water Gauge ' <br /> (2)VOCs scfm=flow schn'VOCs ppmv*10-6 <br /> (3)Combustion Air Flow scfm=300'Valve%1100 I <br /> (4)Combustion Gases Flow scfm=Flow to Oxidizer scfm+;Combustkon Air Flow scfm i <br /> (5)Combustion Gases VOCs scfm=Combustion Gases Flow scfm*(Combustion Gases VOCs ppmv-Background ppmv)•10-6 <br /> (6)DRE%= (VOC's scfm-Combustion Gases VOC's scfm)N0�'s sch"100 <br /> (7) Calculated as 2%of LEL(1 4%v) " li <br /> (8) First sampling/data collection event after system switched from thermal oxidizer to activated carbon vapor abatement <br /> (9)Measured from effluent stack <br /> ppmv-volume parts per million <br /> OF-temperature in degree Farehneit,equal to(460+°F)in degree Kelvin q <br /> acfm-actual cubic feet per minute, scfm-standard cubic feet per minute(at 14 7 psia and 60°F) ! <br /> DRE-Destruction and Removal Efficiency, NA-tVot Analyzed NIA-Not Applicable <br /> i <br /> I ' <br /> I <br /> I <br /> i <br /> 6 <br /> li f <br /> I <br /> i <br /> 4 <br /> i' If1 <br /> i � I <br /> 06940-293 I 2 I <br /> ENSR arat+on <br /> � <br />