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• <br /> S. VOLUME RATE OF CONTAMINATED AIR AT 1400 DEGREES <br /> (15, 000 SCFH) (1, 400 + 460) = 27, 900 , 000 <br /> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - = 14. 90 CF/SEC <br /> (3600) (60 + 460) 1, 872, 000 <br /> 6 . TOTAL VOLUME RATE OF 250 CFM OXIDIZER <br /> (7 . 14 CF/SEC) + (14 . 90 CF/SEC) = 22 . 04 CF/SEC <br /> 7 . AREA OF OXIDIZER THROAT FOR MIXING <br /> 22 . 04 CUBIC FEET PER SECOND <br /> - - - - - - - - - - - - - - - - - - - - - - - - - - - = 1. 469 SQUARE FEET <br /> . 15 FOOT PER SECOND VELOCITY <br /> DIAKETER = 16. 5 INCHES <br /> S . AREA OF OXIDIZER CHA,bMER <br /> 22 . 04 CUBIC FEET PER SECOND <br /> - - - - - - - - - - - - - - - - - - - - -- - - - - - = 2 . 204 SQUARE FEET <br /> 10 FOOT PER SECOND VELOCITY <br /> DIp.N1ETER = 20 . 125 INCHES <br /> 9 . LENGTH OF OXIDIZER CHAMBER <br /> 10 FEET OF LENGTH <br /> - - - - - - - - - - - -- - - - - - - - - - - - - - - = I. SECOND RETENTION <br /> 10 FOOT PER SECOND VELOCITY <br /> y ; — - <br />