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"AGE TWO - FALCON ENERGY SOIL RF"�DIATION UNIT <br /> r <br /> i <br /> BTU'S REQUIRED IN THERMAL OXIDIZER <br /> r <br /> (AFTER BURNER) ; TWELVE MILLION AMM) BTUAR @ 1400 DEG.F <br /> THE UNIT IS DESIGNED FOR A MAXIMUM PEAK SOIL DISCHARGE TEMPERATURE <br /> OF 850 DEGREES F FROM THE DRYER AND A MAXIMUM AFTERBURNER PEAK OUTLET TEMPERATURE <br /> AT 1850 DEGREES F. OPERATING SETPOINT MAXIMUMS OF 800 DEGREES F AND 1800 <br /> DEGREES F RESPECTIVELY ARE RECOMMENDED. <br /> r <br /> SOIL IN .NEED OF TREATMENT IS LOADED ONTO THE FEED HOPPER WHICH DISCHARGES <br /> THE SOIL ONTO A VARIABLE SPEED FEEDER BELT. THE FEEDER BELT CONVEYS THE SOIL <br /> r <br /> TO A VIBRATING SCREEN AND THEN ONTO A BELT WEIGH SCALE WHICH PROVIDES SOIL <br /> FEED RATE AND TOTAL WEIGHTS TO THE UNIT IS. ELECTRONIC CONTOL PANEL. THE BELT <br /> r THEN FEEDS THE CONTAMINATED SOIL INTO A COUNTERFLOW ROTARY DRUM DRYER WHERE <br /> VOLATILE COMPOUNDS AND MOISTURE IN THE SOIL ARE EVAPORATED BY THE HEAT WHICH <br /> IS SUPPLIED BY THE DIRECT FIRING BURNER. HEAT TRANSFER TO THE SOIL IN THE <br /> ROTARY DRYER IS MAXIMIZED BY THE VEILING ACTION OF SPECIALLY DESIGNED LIFTING <br /> FLIGHTS AND PATENTED COMBUSTION VOLUME FLIGHTS. <br /> r <br /> THE HEATED, DRY SOIL IS THEN DISCHARGED INTO THE MIXER COOLER. THE <br /> EVAPORATED VOLATILES AND WATER, ALONG WITH DUST RELEASED BY THE DRYING PROCESS <br /> r ARE CARRIED OVER THE DRYER S EXHAUST GASES INTO A KNOCKOUT BOX IN THE BAGHOUSE <br /> WHERE THE LARGE PARTICLES DROP OUT IN THE GAS STREAM, THESE PRE-CLEANED GASES <br /> ARE THEN ROUTED THROUGH THE BAGHOUSE, DUST COLLECTED FROM THE KNOCKOUT BOX AND <br /> BAGHOUSE ARE CARRIED TO THE DRYER S MIXER COOLER AND BLENDED INTO THE CLEAN <br /> SOIL OUTPUT, OUTPUT FROM THE BAGHOUSE IS ROUTED THROUGH AN EXHAUST FAN INTO <br /> A MODULAR THERMAL OXIDIZER/STACK UNIT WHICH REDUCES THE HYDROCARBON CONTENT <br /> r <br /> OF THE GAS STREAM. <br /> r <br /> r ' <br /> r <br /> r <br /> r <br /> 4 <br />