CN108862589B - Multi-mode integrated sewage treatment system - Google Patents
Multi-mode integrated sewage treatment system Download PDFInfo
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- CN108862589B CN108862589B CN201810828304.5A CN201810828304A CN108862589B CN 108862589 B CN108862589 B CN 108862589B CN 201810828304 A CN201810828304 A CN 201810828304A CN 108862589 B CN108862589 B CN 108862589B
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- 239000010865 sewage Substances 0.000 title claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 128
- 238000005273 aeration Methods 0.000 claims abstract description 17
- 238000010992 reflux Methods 0.000 claims description 43
- 239000010802 sludge Substances 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 39
- 238000005192 partition Methods 0.000 claims description 20
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 6
- 239000010962 carbon steel Substances 0.000 claims description 6
- 230000001546 nitrifying effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 16
- 208000014451 palmoplantar keratoderma and congenital alopecia 2 Diseases 0.000 abstract description 5
- 230000003044 adaptive effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000004065 wastewater treatment Methods 0.000 description 8
- 238000004062 sedimentation Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000011112 process operation Methods 0.000 description 2
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/38—Gas flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a multi-mode integrated sewage treatment system, which belongs to the technical field of sewage treatment and comprises a sewage treatment tank body, a perforated aeration pipe, a fan unit, an electric stirrer, a mud bucket, a perforated mud pipe and a central control system; the multi-mode integrated sewage treatment system can realize the switching of various working modules through the control of the manual gate and the electric gate, namely realize the switching of process modes such as MAR, A/A/O, inverted A/A/O, A/O, split-point water inlet A/A/O, CASS and the like, meet the requirement of people on sewage treatment by adopting an adaptive process mode aiming at the water quality of incoming water in different seasons and the water quality of incoming water in town sewage in different collecting areas, and promote the coordinated development of environment and economy.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a multi-mode integrated sewage treatment system.
Background
In the prior art, the sewage treatment system has a single working mode, adopts the same sewage treatment process aiming at the water quality of incoming water in different seasons and the water quality of incoming water of town sewage in different collecting areas, is difficult to meet the requirements of people on sewage treatment, and is difficult to promote the coordinated development of environment and economy.
Disclosure of Invention
The invention aims to provide a multimode integrated sewage treatment system which is simple in structure, convenient to use and intelligent.
The technical solution for realizing the purpose of the invention is as follows:
the multi-mode integrated sewage treatment system is characterized by comprising a sewage treatment tank body, a perforated aeration pipe, a fan set, an electric stirrer, a mud bucket, a perforated mud discharge pipe and a central control system; the sewage treatment tank body is divided into an A area, a B area, a C area, a D area, an E area, an F area, a G area, an H area and an I area by a partition board; the partition boards between the area A and the area B, between the area B and the area C, between the area C and the area D, between the area E and the area F and between the area E and the area H are all provided with overflow holes, the partition boards between the area F and the area G and between the area H and the area I are detachable partition boards, and the detachable partition boards are all provided with overflow holes; manual gates are arranged on the partition boards between the area A and the area G and between the area A and the area I, and electric gates are arranged on the partition boards between the area B and the area F, between the area B and the area I and between the area D and the area E and are connected with a central control system; a detachable guide plate is arranged in the area I, one end of the guide plate is provided with a detachable perforated water distribution plate, and a water outlet weir is arranged above the other end of the guide plate; the water outlet weir is connected with a municipal sewage pipe network through a water outlet pipe; the E area, the F area, the G area, the H area and the I area are provided with perforated aeration pipes under water, the perforated aeration pipes are connected with a fan set through air pipes, and the fan set is connected with a central control system; electric mixers are arranged in the A area, the B area, the C area, the D area and the G area, and each electric mixer is connected with a central control system; the bottoms of the F area, the G area and the I area are respectively provided with a plurality of mud hoppers, the bottoms of each mud hopper are respectively provided with a perforated mud pipe, and the perforated mud pipes are connected with a mud pump through the mud pipes; the area A, the area B and the area D are respectively provided with a water inlet, each water inlet is connected with the water outlet end of the water inlet pump through a sewage inlet pipe, and the water inlet end of the water inlet pump is connected with a sewage tank; the system comprises a region A, a region B and a region D, wherein sludge reflux water outlets are arranged in the region A, the region B and the region D, each sludge reflux water outlet is connected with the water outlet end of a sludge reflux pump through a sludge reflux pipe, the water inlet end of the sludge reflux pump is connected with the region B through a sludge reflux pipe, and the water inlet end of the sludge reflux pump is connected with a perforated sludge discharge pipe in the region I through a sludge reflux pipe; the mixed liquid reflux water outlets are respectively arranged in the region B, the region C, the region D and the region E, each mixed liquid reflux water outlet is connected with the water outlet end of the mixed liquid reflux pump through a nitrifying liquid reflux pipe, and the water inlet end of the mixed liquid reflux pump is connected with the region D and the region H; the central control system is respectively connected with the fan set, the water inlet pump, the sludge reflux pump, the sludge discharge pump and the mixed liquid reflux pump.
Preferably, a rotary decanter is arranged in the G region and is connected with a municipal sewage pipe network through a water outlet pipe.
Preferably, the air inlet ends of the perforation aeration pipes in the E area, the F area, the G area, the H area and the I area are respectively provided with an electric butterfly valve, and each electric butterfly valve is connected with a central control system to realize independent control of the perforation aeration pipes in each area.
Preferably, water quality monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and are connected with a central control system.
Preferably, liquid level monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and the liquid level monitors are connected with a central control system.
Preferably, the sewage inlet pipe, the sludge return pipe, the sludge discharge pipe and the nitrifying liquid return pipe are all provided with liquid flow meters, and the liquid flow meters are connected with the central control system.
Preferably, a gas flowmeter is arranged on the air pipe and connected with the central control system.
Preferably, the sewage treatment tank body is made of carbon steel plates, and the thickness of the carbon steel plates is 8mm.
Compared with the prior art, the invention has the remarkable advantages that:
the multi-mode integrated sewage treatment system can realize the switching of various working modules through the control of the manual gate and the electric gate, namely realize the switching of process modes such as MAR, A/A/O, inverted A/A/O, A/O, split-point water inlet A/A/O, CASS and the like, meet the requirement of people on sewage treatment by adopting an adaptive process mode aiming at the water quality of incoming water in different seasons and the water quality of incoming water in town sewage in different collecting areas, and promote the coordinated development of environment and economy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a multi-mode integrated wastewater treatment system according to the present invention.
FIG. 2 is a schematic diagram of a piping arrangement of the multi-mode integrated sewage treatment system of the present invention.
FIG. 3 is a schematic diagram of a perforated aeration pipe of a multi-mode integrated wastewater treatment system according to the present invention.
Fig. 4 is a cross-sectional view of 1-1 of fig. 1.
Fig. 5 is a cross-sectional view of 2-2 of fig. 1.
FIG. 6 is a schematic diagram of the operation of the MAR process of the multi-mode integrated wastewater treatment system of the present invention.
FIG. 7 is a schematic diagram of the architecture of the operation of the A/A/O process of the multi-mode integrated wastewater treatment system of the present invention.
FIG. 8 is a schematic diagram of the operation of the split-point influent A/A/O process of the multi-mode integrated wastewater treatment system of the present invention.
FIG. 9 is a schematic diagram of the architecture of the operation of the A/O process of the multi-mode integrated wastewater treatment system of the present invention.
FIG. 10 is a schematic diagram of the structure of an inverted A/A/O process operation of the multi-mode integrated wastewater treatment system of the present invention.
FIG. 11 is a schematic diagram of the CASS process operation of the multi-mode integrated wastewater treatment system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1 to 5, a multi-mode integrated sewage treatment system comprises a sewage treatment tank body 1, a perforated aeration pipe 8, a fan set 10, an electric stirrer 11, a mud bucket 12, a perforated mud discharge pipe 13 and a central control system; the interior of the sewage treatment tank body 1 is divided into an area A, an area B, an area C, an area D, an area E, an area F, an area G, an area H and an area I by partition plates; the partition boards between the area A and the area B, between the area B and the area C, between the area C and the area D, between the area E and the area F and between the area E and the area H are respectively provided with an overflow hole 2, the partition boards between the area F and the area G and between the area H and the area I are detachable partition boards, and the detachable partition boards are respectively provided with an overflow hole 2; manual gates 3 are arranged on the partition boards between the area A and the area G and between the area A and the area I, electric gates 4 are arranged on the partition boards between the area B and the area F, between the area B and the area I and between the area D and the area E, and the electric gates 4 are connected with a central control system; a detachable guide plate 6 is arranged in the area I, one end of the guide plate 6 is provided with a detachable perforated water distribution plate 5, and an effluent weir 7 is arranged above the other end of the guide plate 6; the water outlet weir 7 is connected with a municipal sewage pipe network 29 through a water outlet pipe 28; the E area, the F area, the G area, the H area and the I area are provided with perforated aeration pipes 8 under water, the perforated aeration pipes 8 are connected with a fan set 10 through air pipes 9, and the fan set 10 is connected with a central control system; the electric mixers 11 are arranged in the A area, the B area, the C area, the D area and the G area, and each electric mixer 11 is connected with a central control system; the bottoms of the F area, the G area and the I area are respectively provided with a plurality of mud hoppers 12, the bottom of each mud hopper 12 is provided with a perforated mud pipe 13, and the perforated mud pipes 13 are connected with a mud pump 22 through mud pipes 21; the area A, the area B and the area D are respectively provided with a water inlet 14, each water inlet 14 is connected with the water outlet end of the water inlet pump 16 through a sewage inlet pipe 15, and the water inlet end of the water inlet pump 16 is connected with a sewage tank 17; the area A, the area B and the area D are respectively provided with a sludge reflux water outlet 18, each sludge reflux water outlet 18 is connected with the water outlet end of a sludge reflux pump 20 through a sludge reflux pipe 19, the water inlet end of the sludge reflux pump 20 is connected with the area B through the sludge reflux pipe 19, and the water inlet end of the sludge reflux pump 20 is connected with the perforated sludge discharge pipe 13 in the area I through the sludge reflux pipe 19; the region B, the region C, the region D and the region E are respectively provided with a mixed liquid reflux water outlet 23, each mixed liquid reflux water outlet 23 is connected with the water outlet end of a mixed liquid reflux pump 25 through a nitrifying liquid reflux pipe 24, and the water inlet end of the mixed liquid reflux pump 25 is connected with the region D and the region H; the central control system is respectively connected with the fan set 10, the water inlet pump 16, the sludge reflux pump 20, the sludge discharge pump 22 and the mixed liquor reflux pump 25.
A rotary decanter 26 is arranged in the G region, and the rotary decanter 26 is connected with a municipal sewage pipe network 29 through a water outlet pipe 28. And the air inlet ends of the perforated aeration pipes 8 in the E area, the F area, the G area, the H area and the I area are respectively provided with an electric butterfly valve 27, and each electric butterfly valve 27 is connected with a central control system to realize independent control of the perforated aeration pipes 8 in each area. And water quality monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and are connected with a central control system. Liquid level monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and are connected with a central control system. The sewage inlet pipe 15, the sludge return pipe 19, the sludge discharge pipe 21 and the nitrifying liquid return pipe 24 are all provided with liquid flow meters, and the liquid flow meters are connected with a central control system. The air pipe 9 is provided with a gas flowmeter which is connected with a central control system. The sewage treatment tank body 1 is made of carbon steel plates, and the thickness of the carbon steel plates is 8mm.
The invention relates to a working principle of a multimode integrated sewage treatment system, which comprises the following steps:
as shown in fig. 6, when the manual valve 3 between the area a and the areas G and I is closed, the electric valve 4 between the area B and the area F, between the area B and the area I, and between the area D and the area E is opened, and the detachable perforated water distribution plate 5 is not installed, the sewage tank 17 is filled with water from the area a through the water inlet pump 16, the flow direction of the water flow in the sewage treatment tank body 1 is from the area a to the area B to the area C to the area D to the area E, the flow direction of the water flow in the area E is from the area E to the area F to the area G, and the flow direction of the other is from the area E to the area H to the area I, and meanwhile, the flow direction of the water flow in the area G is from the area G to the area B, and the flow direction of the other is from the area G to the municipal sewage pipe network; the water flow in the area I is divided into two paths, one path of the water flow is from the area I to the area B, and the other path of the water flow is from the area I to the municipal sewage pipe network; at this time, the F area, the G area, the H area and the I area are alternately aerated and precipitated, so that the sewage is treated by the MAR process.
As shown in FIG. 7, when the manual valve 3 between the A area and the G area is opened, the manual valve 3 between the A area and the I area is closed, the electric valve 4 between the B area and the F area, the B area and the I area and the D area and the E area is closed, and the detachable perforated water distribution plate 5 is arranged, the sewage tank 17 is filled with water from the D area through the water inlet pump 16, the flow direction of the water flow in the sewage treatment tank body 1 is D area, C area, B area, A area, G area, F area, E area and H area, and finally the I area is used as a horizontal sedimentation tank for mud-water separation, so that the sewage treatment by the A/A/O technology is realized.
As shown in FIG. 8, when the manual valve 3 between the A area and the G area is opened, the manual valve 3 between the A area and the I area is closed, the electric valve 4 between the B area and the F area, the B area and the I area and the D area and the E area is closed, and the detachable perforated water distribution plate 5 is arranged, the sewage pool 17 is filled with water from the D area and the B area through the water inlet pump 16, the flow direction of the water flow in the sewage treatment tank body 1 is D area, C area, B area, A area, G area, F area, E area and H area, and finally the I area is used as a advection sedimentation tank for mud-water separation, thereby realizing the sewage treatment by the point-by-point water inlet A/A/O process.
As shown in fig. 9, when the manual valve 3 between the area a and the area G is opened, the manual valve 3 between the area a and the area I is closed, the electric valve 4 between the area B and the area F, the area B and the area I, and the area D and the area E is closed, and the detachable perforated water distribution plate 5 is installed, the sewage tank 17 is filled with water from the area D through the water inlet pump 16, the flow direction of the water flow in the sewage treatment tank body 1 is from the area D to the area C to the area B to the area a to the area G to the area F to the area E to the area H, and finally the area I is used as a horizontal sedimentation tank for mud-water separation, wherein the water inlet end of the mixed liquid reflux pump 25 is connected with the area H, and the water outlet end of the mixed liquid reflux pump 25 is connected with the area D, thereby realizing the sewage treatment by the a/O process.
As shown in fig. 10, when the manual valve 3 between the a area and the G area is opened, the manual valve 3 between the a area and the I area is closed, the electric valve 4 between the B area and the F area, the B area and the I area, and the D area and the E area are closed, and the detachable perforated water distribution plate 5 is installed, the sewage tank 17 is filled with water from the a area and the D area through the water inlet pump 16, the flow direction of the water flow in the sewage treatment tank body 1 is D area- & gt C area- & gt B area- & gt A area- & gt G area- & gt F area- & gt E area- & gt H area, and finally the I area is used as a advection sedimentation tank to perform mud-water separation, wherein the water inlet end of the mixed liquid reflux pump 25 is connected with the H area, and the water outlet end of the mixed liquid reflux pump 25 is connected with the D area, so as to treat sewage by the inverted a/O process.
As shown in fig. 11, when the manual valve 3 between the area a and the area G is closed, the manual valve 3 between the area a and the area I is opened, the electric valve 4 between the area B and the area F, the area B and the area I, and the area D and the area E is closed, and the detachable perforated water distribution plate 5 and the area I deflector 6 are not installed, the sewage tank 17 is filled with water from the area D through the water inlet pump 16, and the flow direction of the water flow in the sewage treatment tank body 1 is D, C, B, a, I, H, E, F, G, and the water is discharged from the rotary decanter 26 of the area G, thereby realizing the treatment of the sewage by the CASS process.
The central control system collects and records water quality, liquid level, liquid flow and gas flow in real time through the water quality monitor, the liquid level monitor, the liquid flow meter and the gas flow meter, and controls motor speeds of the fan set 10, the water inlet pump 16, the sludge reflux pump 20, the sludge discharge pump 22 and the mixed liquid reflux pump 25 in real time according to collected data, so that intelligent regulation and control are realized.
In summary, the multi-mode integrated sewage treatment system can realize the switching of various working modules through the control of the manual gate and the electric gate, namely, the switching of process modes such as MAR, A/A/O, inverted A/A/O, A/O, split-point water inlet A/A/O, CASS and the like, meets the requirement of people on sewage treatment by adopting an adaptive process mode aiming at the water quality of incoming water in different seasons and the water quality of incoming water in town sewage in different collecting areas, and promotes the coordinated development of environment and economy.
Claims (6)
1. The multi-mode integrated sewage treatment system is characterized by comprising a sewage treatment tank body (1), a perforated aeration pipe (8), a fan set (10), an electric stirrer (11), a mud bucket (12), a perforated mud discharge pipe (13) and a central control system; the interior of the sewage treatment tank body (1) is divided into an area A, an area B, an area C, an area D, an area E, an area F, an area G, an area H and an area I through a partition board; the partition boards between the area A and the area B, between the area B and the area C, between the area C and the area D, between the area E and the area F and between the area E and the area H are respectively provided with an overflow hole (2), and the partition boards between the area F and the area G and between the area H and the area I are detachable partition boards respectively provided with an overflow hole (2); manual gates (3) are arranged on the partition boards between the area A and the area G and between the area A and the area I, electric gates (4) are arranged on the partition boards between the area B and the area F, between the area B and the area I and between the area D and the area E, and the electric gates (4) are connected with a central control system; a detachable guide plate (6) is arranged in the area I, one end of the guide plate (6) is provided with a detachable perforated water distribution plate (5), and an effluent weir (7) is arranged above the other end of the guide plate (6); the water outlet weir (7) is connected with a municipal sewage pipe network (29) through a water outlet pipe (28); the E area, the F area, the G area, the H area and the I area are provided with perforated aeration pipes (8) under water, the perforated aeration pipes (8) are connected with a fan set (10) through air pipes (9), and the fan set (10) is connected with a central control system; electric mixers (11) are arranged in the A region, the B region, the C region, the D region and the G region, and each electric mixer (11) is connected with a central control system; the bottoms of the F area, the G area and the I area are respectively provided with a plurality of mud hoppers (12), the bottom of each mud hopper (12) is provided with a perforated mud pipe (13), and the perforated mud pipes (13) are connected with a mud pump (22) through mud pipes (21); water inlets (14) are formed in the area A, the area B and the area D, each water inlet (14) is connected with the water outlet end of a water inlet pump (16) through a sewage inlet pipe (15), and the water inlet end of the water inlet pump (16) is connected with a sewage tank (17); the sludge backflow water outlets (18) are arranged in the area A, the area B and the area D, each sludge backflow water outlet (18) is connected with the water outlet end of the sludge backflow pump (20) through a sludge backflow pipe (19), the water inlet end of the sludge backflow pump (20) is connected with the area B through the sludge backflow pipe (19), and the water inlet end of the sludge backflow pump (20) is connected with the perforated sludge discharge pipe (13) in the area I through the sludge backflow pipe (19); the region B, the region C, the region D and the region E are respectively provided with a mixed liquid reflux water outlet (23), each mixed liquid reflux water outlet (23) is connected with the water outlet end of a mixed liquid reflux pump (25) through a nitrifying liquid reflux pipe (24), and the water inlet end of the mixed liquid reflux pump (25) is connected with the region D and the region H; the central control system is respectively connected with a fan set (10), a water inlet pump (16), a sludge reflux pump (20), a sludge discharge pump (22) and a mixed liquid reflux pump (25), a rotary decanter (26) is arranged in the region G, the rotary decanter (26) is connected with a municipal sewage pipe network (29) through a water outlet pipe (28), the air inlet ends of the perforated aeration pipes (8) in the region E, the region F, the region G, the region H and the region I are respectively provided with an electric butterfly valve (27), and each electric butterfly valve (27) is connected with the central control system to realize independent control of the perforated aeration pipes (8) in each region.
2. The multi-mode integrated sewage treatment system according to claim 1, wherein water quality monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and are connected with the central control system.
3. The multi-mode integrated sewage treatment system according to claim 1, wherein liquid level monitors are arranged in the A area, the B area, the C area, the D area, the E area, the F area, the G area, the H area and the I area, and are connected with a central control system.
4. The multi-mode integrated sewage treatment system according to claim 1, wherein the sewage inlet pipe (15), the sludge return pipe (19), the sludge discharge pipe (21) and the nitrifying liquid return pipe (24) are respectively provided with a liquid flowmeter, and the liquid flowmeter is connected with the central control system.
5. A multi-mode integrated sewage treatment system according to claim 1, characterized in that the air pipe (9) is provided with a gas flow meter connected with a central control system.
6. A multi-mode integrated sewage treatment system according to claim 1, wherein the sewage treatment tank body (1) is made of carbon steel plate material, and the thickness of the carbon steel plate is 8mm.
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| CN201810828304.5A CN108862589B (en) | 2018-07-25 | 2018-07-25 | Multi-mode integrated sewage treatment system |
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| CN201810828304.5A CN108862589B (en) | 2018-07-25 | 2018-07-25 | Multi-mode integrated sewage treatment system |
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| CN108862589A CN108862589A (en) | 2018-11-23 |
| CN108862589B true CN108862589B (en) | 2024-02-23 |
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