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,.r y9cr 4 0 <br />ul <br />5. 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 CES 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 />DIAMETER = 16.5 INCHES <br />S. ARRA OF OXIDIZER CHAMBER <br />22 04 CUBIC FEET PER SECOND <br />——————————-——-————————--———— = 2.204 SQUARE FEET <br />10 FOOT PER SECOND VELOCITY <br />DIAMETER = 20.125 INCHES <br />9. LENGTH OF OXIDIZER CHAMBER <br />10 FEET OF LENGTH <br />———————-—-———-—----—-———--— — 1 SECOND RETENTION <br />10 FOOT PER SECOND VELOCITY <br />0 <br />