Coking residual ammonia water ammonia distillation process equipment and improved method
A technology of process equipment and ammonia water, applied in separation methods, chemical instruments and methods, air quality improvement, etc., can solve the problem of large circulating water consumption, and achieve the effect of reducing consumption
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[0020] The specific embodiment of the present invention is further described below in conjunction with accompanying drawing:
[0021] Such as figure 1 As shown, a process equipment for distilling ammonia from coking residual ammonia water consists of an ammonia distillation tower 1, a primary heat pump 2, a pickling tower 3, a demister tower 4, a steam injector 5, a secondary heat pump 6, a reboiler 7, an acid Liquid tank 8, acid liquid circulation pump 9 and washing water pump 10, the top output end of ammonia distillation tower 1 is connected to pickling tower 3 through primary heat pump 2, the output end and input end pipeline of ammonia distillation tower 1 pass through reboiler 7 connection, the reboiler 7 is connected to the output end of the demist tower 4 through the secondary heat pump 6, the output end of the steam ejector 5 is connected to the ammonia distillation tower 1, and the output end of the top of the pickling tower 3 is connected to the lower part of the de...
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