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A SYSTEM FOR RECOVERY OF AMMONIA FROM LEAN SOLUTION IN A CHILLED AMMONIA PROCESS UTILIZING RESIDUAL FLUE GAS
A SYSTEM FOR RECOVERY OF AMMONIA FROM LEAN SOLUTION IN A CHILLED AMMONIA PROCESS UTILIZING RESIDUAL FLUE GAS
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机译:利用残余烟气从冷氨过程中的贫溶液中回收氨的系统
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摘要
Disclosed herein is a method comprising contacting a residual flue gas stream with a lean solution stream in an appendix stripper; where the residual flue gas stream comprises nitrogen, oxygen and moisture; and where the lean solution stream comprises ammonium, ammonium carbonate, ammonium bicarbonate and ammonium sulfate; forming a vapor phase that comprises ammonia vapor, water vapor, carbon dioxide and nitrogen; forming a liquid phase that comprises water, ammonium sulfate and ammonia; discharging the vapor phase to a capture system; and discharging the liquid phase to a direct contact cooler.
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