Integrated denitrification device and its denitrification method based on autotrophic/heterotrophic denitrification
A technology of heterotrophic denitrification and autotrophic denitrification, applied in the field of integrated denitrification devices, can solve the problems of high cost, low efficiency of biological denitrification denitrification, unstable effluent quality, etc., and achieve cost reduction and good economic benefits Effect
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Embodiment 1
[0024] An integrated denitrification device based on autotrophic / heterotrophic denitrification, including a regulating tank 1, an inlet pump 2, a main reaction device 6, a buffer tank 17, a backwash pump 18, and an aeration pump 19, wherein the main The reaction device 6 includes an autotrophic denitrification zone 7, a buffer cavity 8 and a heterotrophic denitrification zone 9, the buffer cavity 8 is located between the autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9, The autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9 are functionally independent from each other through the buffer cavity 8, and the regulating pool 1 is connected to the autotrophic denitrification zone 7 through the inlet pump 2 The liquid inlet 3 is connected; the autotrophic denitrification zone 7 includes a micro-electrolysis filler layer 4 and a sulfur / limestone filler layer 5, and the micro-electrolysis filler layer 4 is located at the bottom...
Embodiment 2
[0034] An integrated denitrification device based on autotrophic / heterotrophic denitrification, including a regulating tank 1, an inlet pump 2, a main reaction device 6, a buffer tank 17, a backwash pump 18, and an aeration pump 19, wherein the main The reaction device 6 includes an autotrophic denitrification zone 7, a buffer cavity 8 and a heterotrophic denitrification zone 9, the buffer cavity 8 is located between the autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9, The autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9 are functionally independent from each other through the buffer cavity 8, and the regulating pool 1 is connected to the autotrophic denitrification zone 7 through the inlet pump 2 The liquid inlet 3 is connected; the autotrophic denitrification zone 7 includes a micro-electrolysis filler layer 4 and a sulfur / limestone filler layer 5, and the micro-electrolysis filler layer 4 is located at the bottom...
Embodiment 3
[0044] An integrated denitrification device based on autotrophic / heterotrophic denitrification, including a regulating tank 1, an inlet pump 2, a main reaction device 6, a buffer tank 17, a backwash pump 18, and an aeration pump 19, wherein the main The reaction device 6 includes an autotrophic denitrification zone 7, a buffer cavity 8 and a heterotrophic denitrification zone 9, the buffer cavity 8 is located between the autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9, The autotrophic denitrification zone 7 and the heterotrophic denitrification zone 9 are functionally independent from each other through the buffer cavity 8, and the regulating pool 1 is connected to the autotrophic denitrification zone 7 through the inlet pump 2 The liquid inlet 3 is connected; the autotrophic denitrification zone 7 includes a micro-electrolysis filler layer 4 and a sulfur / limestone filler layer 5, and the micro-electrolysis filler layer 4 is located at the bottom...
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