Process and system for treating hydrochloric acid-containing wastewater
A technology for acid wastewater and treatment systems, applied in water/sewage treatment, heating water/sewage treatment, water/sludge/sewage treatment, etc., can solve the problems of high wastewater treatment costs, achieve no discharge of three wastes, and have a good operating environment , the effect of avoiding emission pollution
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[0049] figure 1 A schematic flow chart of the system 100 for treating acidic acidic wastewater containing salt provided by the embodiment of the present invention is shown. see figure 1 , this embodiment provides a saline-containing acidic wastewater treatment system 100, which is mainly used for the treatment and recovery of saline-containing acidic wastewater.
[0050] The hydrochloric acid wastewater treatment system 100 includes a primary evaporation concentration section 110 and a secondary evaporation concentration section 120 . The secondary evaporation concentration section 120 is connected with the primary evaporation concentration section 110 .
[0051] The primary evaporation concentration section 110 includes a primary flash tank 111 and a primary vapor-liquid separation tank 112 ; the primary vapor-liquid separation tank 112 is connected to the primary flash tank 111 .
[0052] The primary flash tank 111, the primary vapor-liquid separation tank 112, the secondar...
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