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r <br /> r <br /> r5. VOLM-19 RATE OF CONTAMINATED AIR AT 1400 DEGREES <br /> (15, 000 SCFH) (1, 400 + 460) = 27, 900, 000 <br /> r - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - = 14.90 CF/SEC <br /> (3600) (60 + 460) = 1, 872, 000 <br /> r6. TOTAL VOL= RATE OF 250 CFM OXIDIZER <br />' (7 14 CF/SEC) + (1.4 . 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 /> lie DIAKETER = 16. 5 INCHES <br /> 8 . AREA OF OXIDIZER CHAMBER <br /> I22 . 04 CUBIC FEET PER SECOND <br /> - - - - - - - - - - - - - - - - - - - - - - - - - - - = 2 .204 SQUARE FEET <br /> 10 FOOT PER SECOND VELOCITY <br /> DIAYMETER = 20 . 125 INCHES <br /> 9 . LENGTH OF OXIDIZER CHAMBER <br /> 10 FEET OF LENGTH <br /> I - - - - - - - - - - - - - - - - - - - - - - - - - - - = 1 SECOND RETENTION <br /> 10 FOOT PER SECOND VELOCITY <br /> E <br /> • <br />