High temperature aerobic digestion device for sludge
A high-temperature aerobic digestion and sludge technology, applied in the field of environmental engineering, can solve the problems of high energy consumption, complex system structure, difficult maintenance and adjustment, etc., and achieve the effects of wide application range, reduced energy consumption and low cost.
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[0013] The technical solution of the present invention will be further described below in conjunction with the accompanying drawings.
[0014] The structure of the present invention is as figure 1 , figure 2 As shown, it includes a digester 1, a sludge circulation system composed of a sludge circulation pipe 2, a sludge circulation pump 9 and a sludge flow meter 15, and a sludge circulation system composed of an aeration pipe 3, an aeration pump 16 and a gas flow meter 17. Sludge aeration system, sludge defoaming pipe 4, sludge liquid level observation pipe 11 and control valves in each pipeline, etc.
[0015] The tank body of the digester 1 is covered with thermal insulation material. The sludge inlet 10 is set on the top of the digester 1, and the sludge outlet at the bottom of the digester 1 is connected to the sludge circulation pump 9 through a sludge circulation regulating valve 8, and the sludge circulation pipe 2 connected from the sludge circulation pump 9 is conne...
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