An ozone oxidation-air floatation combined treatment system and a process
A technology of ozone oxidation and treatment system, applied in water/sewage multi-stage treatment, water/sludge/sewage treatment, chemical instruments and methods, etc., can solve the problems of low ozone utilization rate, insufficient oxidation capacity, long residence time, etc. , to achieve the effect of improving ozone oxidation capacity, reducing ozone consumption, and reducing operating costs
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[0018] The present invention will be described in detail below with reference to specific embodiments and accompanying drawings.
[0019] see figure 1 , showing an ozone oxidation and air flotation combined treatment system 100 according to an embodiment of the present invention for treating sewage, which includes a cyclone air flotation tank 10, a reaction tank 20, a gas-liquid mixer 30, a catalyst adding device 40, and a gas-liquid mixer 30 Connected with the reaction tank 20, for mixing ozone-containing gas and sewage into a gas-liquid mixture containing microbubbles and then sending it into the reaction tank 20, the catalyst adding device 40 is connected to the sewage and / or the ozone enters the pipeline on the reaction tank 20 , used to send the catalyst together with ozone and sewage into the reaction tank 20. The reaction tank 20 is provided with at least one ultrasonic cavitation device 21, which is used to make the catalyst, ozone and sewage carry out catalytic oxidat...
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