Novel environment-friendly circulation technological system and novel environment-friendly circulation technological method on basis of combined soda ash preparation processes

The invention relates to a novel environment-friendly circulation technological system and a novel environment-friendly circulation technological method on the basis of combined soda ash preparation processes. The novel environment-friendly circulation technological system comprises a mother liquor II barrel, an ammonia absorber II, an ammonia mother liquor II barrel, a carbonization tower system, a compression device, a soda outlet tank, a filter, a light ash calcining furnace, a light ash soda cooling system, a hydration machine, a heavy ash calcining furnace, an soda cooler, a mother liquor I barrel, an ammonia absorber I, a heat exchanger, a semi-mother liquor II barrel, a gathering tank, a cold separation crystallizer, a salting-out crystallizer, a No.2 weir type flow meter, a salting-out thickener, a No.1 weir type flow meter, a cold separation thickener, a centrifugal ammonium filter, a dense ammonium packaging system, an ammonium drying furnace and a dry ammonium packaging system. The novel environmen