CN109987791A - A kind of variable sewage-treatment plant of modular process - Google Patents
A kind of variable sewage-treatment plant of modular process Download PDFInfo
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- CN109987791A CN109987791A CN201910267235.XA CN201910267235A CN109987791A CN 109987791 A CN109987791 A CN 109987791A CN 201910267235 A CN201910267235 A CN 201910267235A CN 109987791 A CN109987791 A CN 109987791A
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- treatment plant
- modular process
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
-
- 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
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/286—Anaerobic digestion processes including two or more steps
Abstract
The invention discloses a kind of modular process can be changed sewage-treatment plant, including sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module and secondary settling tank module, wherein, the sedimentation basin module is equipped with water inlet and filtering grid, the anaerobic pond module and anoxic pond module are equipped with suspension composite filling, the aerobic tank module is equipped with floating stuffing, aerated conduit and the gas return conduit being connected to anoxic pond module, the secondary settling tank module is equipped with water outlet and sewage draining exit, it is bolted between each module by connecting flange, diversion pipe is equipped between different function module, the diversion pipe for realizing sewage connectivity.The device may be implemented that sewage treatment process is variable and processing water is variable by using the combination of disparate modules, pass through the equipment in module before assembling, material addition, different module process requirements may be implemented, reduce installation difficulty, mounting cost is reduced, is suitble to promote and apply in decentralized type sewage processing.
Description
Technical field
The present invention relates to field of sewage treatment equipment, and in particular to a kind of variable sewage-treatment plant of modular process.
Background technique
According to national novel scheme of Zigong city (2014-2020) and the index system arrangement of novel urbanization: sewage
Processing wants that " adaptation to local conditions builds centralized wastewater treatment factory or distributed Ecological Disposal facility, has all county towns and emphasis town
Sewage treatment capacity realizes county town wastewater treatment rate up to 85% or so, and emphasis town is up to 70% or so ".Although current urbanization is
It is fairly obvious, but still have 900,000,000 inhabitants lives in rural area, it is therefore necessary to suitable sewage disposal system is provided for rural area.
Sewage disposal system can be divided into centralization and distributing, traditional sewage treatment plant belong to centralized sewage treatment system
System is suitable for densely populated Urban Areas.If, can in the sparse rural area of population distribution using centralized sewage treatment
Because building the huge wealth that sewage treatment plant spends, and allow these natively place underdeveloped be in debt again it is negative
Load.At this point, decentralized type sewage processing by be a more suitable country practical situation selection.
Decentralized type sewage processing at present mostly uses integrated sewage treating apparatus, function fixed single greatly, and only corresponds to
A kind for the treatment of process, can not be according to treating capacity Load adjustment, and after equipment molding, internal pipeline etc. is not easy to install.Work as place
When reason amount increases, then processing requirement is not able to satisfy；When treating capacity reduces, then energy consumption is caused to increase, processing cost increases.Due to
For country sewage according to source difference, internal component is also different, and sewage quantity also fluctuates larger thus current integration dirt
Water treatment facilities can not satisfy the use demand well, therefore, it is necessary to which a variety for the treatment of process can be had by researching and developing one kind
Combined type sewage treatment equipment realizes that conventional activated sludge process, MBBR activated sludge process, MBR are living will pass through different combinations
A variety for the treatment of process such as property sludge, AO activated sludge process, A2O activated sludge process and septic tank, to meet different water quality, water
Amount variation, energy-saving etc. require.
Summary of the invention
Present invention aims at: for current integrated sewage treating apparatus, processing function fixed single can not root
According to treating capacity Load adjustment, after equipment molding, the problem of internal pipeline etc. is not easy to installation, providing a kind of modular process can
Fouling water treatment facilities, the device realize that sewage treatment process is variable and processing water can by using the combination of disparate modules
Become, before assembling by the equipment in module, material addition may be implemented different module process requirements, reduce installation difficulty,
Mounting cost is reduced, is suitble to promote and apply in decentralized type sewage processing.
To achieve the goals above, the technical solution adopted by the present invention are as follows:
A kind of modular process can be changed sewage-treatment plant, including sedimentation basin module, anaerobic pond module, anoxic pond module,
Aerobic tank module and secondary settling tank module, wherein the sedimentation basin module is equipped with water inlet and filtering grid, the anaerobic pond module
It is equipped with suspension composite filling with anoxic pond module, the aerobic tank module is equipped with floating stuffing, aerated conduit and and anoxic
The gas return conduit of pond module connection, the secondary settling tank module are equipped with water outlet and sewage draining exit, pass through connection between each module
Flange is bolted, between different function module be equipped with diversion pipe, the diversion pipe for realizing sewage connectivity.
The present invention passes through setting sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module and secondary settling tank mould
Block is bolted by connecting flange between each module, and the water conservancy diversion being connected to for realizing sewage is equipped between different function module
Pipe, the device may be implemented that sewage treatment process is variable and processing water is variable by using the combination of disparate modules, assemble
The preceding equipment by module, material addition, may be implemented different module process requirements, reduce installation difficulty, reduce installation
Expense is suitble to promote and apply in decentralized type sewage processing, ground, half installation forms such as buried, buried may be implemented, also have
It is compact-sized, occupied area is small, treatment effeciency is high, energy-saving, the advantages that being readily transported.
It as a preferred solution of the present invention, further include the control module run for controlling whole device, the control mould
Equipment in block is connected by hose with aerated conduit, for supplying oxygen for aerobic tank module, realizes aerobic aeration function.
As a preferred solution of the present invention, the aerobic tank module is equipped with aeration head, and the aeration head is set to aerobic tank bottom
Portion.By the way that aeration head is arranged in aerobic bottom of pond portion, circulating for enough immixtures and water is generated in aeration zone, is maintained
Effective air-water contact, and the biosolids in water is made to be in suspended state.
As a preferred solution of the present invention, the quantity of the aeration head is two.
As a preferred solution of the present invention, the aerobic tank module is additionally provided with filler blocker.Since aerobic tank module is set
There is floating stuffing, which can flow away to avoid floating stuffing from diversion pipe.
As a preferred solution of the present invention, the secondary settling tank module is equipped with precipitation inclined plate, which can shorten
Grain settling height, is asked, and increase the desilting area of sedimentation basin when so as to shorten precipitating, to improve treatment effeciency.
As a preferred solution of the present invention, the sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module
With secondary settling tank module top there are inspection chamber, maintenance in module is facilitated access for.
As a preferred solution of the present invention, further include medicated module, be used to add medicament before secondary settling tank module.
As a preferred solution of the present invention, further include MBR module, be used to substitute secondary settling tank module, keep high activity dirty
Mud concentration improves biological treatment organic loading, to reduce sewage treatment facility occupied area, and by keeping low sludge loading
Reduce surplus sludge volume.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
The present invention passes through setting sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module and secondary settling tank mould
Block is bolted by connecting flange between each module, and the water conservancy diversion being connected to for realizing sewage is equipped between different function module
Pipe, the device may be implemented that sewage treatment process is variable and processing water is variable by using the combination of disparate modules, assemble
The preceding equipment by module, material addition, may be implemented different module process requirements, reduce installation difficulty, reduce installation
Expense is suitble to promote and apply in decentralized type sewage processing, ground, half installation forms such as buried, buried may be implemented, also have
It is compact-sized, occupied area is small, treatment effeciency is high, energy-saving, the advantages that being readily transported.
Detailed description of the invention
Fig. 1 is that the modular process in the present invention can be changed sewage-treatment plant top view.
Fig. 2 is the A-A cross-sectional view in Fig. 1.
Fig. 3 is the module end view in the present invention.
Marked in the figure: 1- sedimentation basin module, 11- water inlet, 2- anaerobic pond module, 3- anoxic pond module, 4- aerobic tank mould
Block, 41- floating stuffing, 42- aerated conduit, 43- aeration head, 44- gas return conduit, 45- filler blocker, 5- secondary settling tank mould
Block, 51- precipitation inclined plate, 52- water outlet, 53- sewage draining exit, 6- connecting flange, 7- hang composite filling, 8- diversion pipe, and 9- is checked
Manhole, 10- nitrification liquid return pipe.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment
The present embodiment provides a kind of modular process can be changed sewage-treatment plant；
As shown in Figure 1-Figure 3, the variable sewage-treatment plant of the modular process in the present embodiment, including sedimentation basin module 1,
Anaerobic pond module 2, anoxic pond module 3, aerobic tank module 4 and secondary settling tank module 5, wherein the sedimentation basin module 1 is equipped with water inlet
Mouth 11 and filtering grid, the anaerobic pond module 2 and anoxic pond module 3 are equipped with suspension composite filling 7, the aerobic tank module
4 are equipped with floating stuffing 41, aerated conduit 42 and the gas return conduit 44 being connected to anoxic pond module 3, the secondary settling tank mould
Block 5 is equipped with water outlet 52 and sewage draining exit 53, is bolted between each module by connecting flange 6, is set between different function module
Have a diversion pipe 8, the diversion pipe 8 for realizing sewage connectivity.
The present invention passes through setting sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module and secondary settling tank mould
Block is bolted by connecting flange between each module, and the water conservancy diversion being connected to for realizing sewage is equipped between different function module
Pipe, the device may be implemented that sewage treatment process is variable and processing water is variable by using the combination of disparate modules, assemble
The preceding equipment by module, material addition, may be implemented different module process requirements, reduce installation difficulty, reduce installation
Expense is suitble to promote and apply in decentralized type sewage processing, ground, half installation forms such as buried, buried may be implemented, also have
It is compact-sized, occupied area is small, treatment effeciency is high, energy-saving, the advantages that being readily transported.
It further include the control module for controlling whole device operation in the present embodiment, the equipment in the control module
It is connected by hose with aerated conduit, for supplying oxygen for aerobic tank module, realizes aerobic aeration function.
In the present embodiment, the aerobic tank module 4 is set there are two aeration head 43, and the aeration head is set to aerobic bottom of pond portion.
By the way that aeration head is arranged in aerobic bottom of pond portion, circulating for enough immixtures and water is generated in aeration zone, has been maintained
The air-water contact of effect, and the biosolids in water is made to be in suspended state.
In the present embodiment, the aerobic tank module 4 is additionally provided with filler blocker 45.It is filled out since aerobic tank module is equipped with to suspend
Material, the filler blocker can flow away to avoid floating stuffing from diversion pipe.
In the present embodiment, the secondary settling tank module 5 be equipped with precipitation inclined plate 51, the precipitation inclined plate can shorten particle sedimentation away from
From being asked when so as to shorten precipitating, and increase the desilting area of sedimentation basin, to improve treatment effeciency.
In the present embodiment, the sedimentation basin module 1, anaerobic pond module 2, anoxic pond module 3, aerobic tank module 4 and two are heavy
Pond module 5 is reaction vessel, in above-mentioned each module top there are inspection chamber 9, facilitates access for maintenance in module.Aerobic
Nitrification liquid return pipe 10 is additionally provided between pond module 4 and anoxic pond module 3, due to aerobic tank module effluent nitrate-nitrogen comparision contents
Height, the nitrogen content that do not flow back be difficult it is up to standard, phegma mainly be denitrifying bacteria supplement nitrate nitrogen.
In the present embodiment, which can also include medicated module, be used to add medicament before secondary settling tank module, can be with
Realize contact oxidation method treatment process.The medicated module mainly has drug dissolving tank, medicine storing pot, dosing blender, dosing pump and metering
Etc. equipment.
In the present embodiment, it is MBR membrane bioreactor, for substituting secondary settling tank which, which can also include MBR module,
MBR treatment process may be implemented in module, by keeping high activity sludge concentration, biological treatment organic loading is improved, to reduce
Sewage treatment facility occupied area, and by keeping low sludge loading to reduce surplus sludge volume.
Specifically, following sewage treatment process may be implemented in the present apparatus:
By change excrement mode when, due to functional module wall be using connecting flange bolt, realize septic tank function, only need by
Each partition walls take down, and are docked, are fixed by bolts by functional module connecting flange, are provided between two panels connecting flange close
It seals rubber sheet gasket and realizes water-proof function, target is reached according to different waters, water quality, processing, determines functional module quantity.
It is A2O technique when by activated sludge mode, sewage enters from sedimentation basin module, preliminary sedimentation is carried out, through grid mistake
Filter, into anaerobic pond module, anaerobic pond module has suspension composite filling, and subsequently into anoxic pond module, anoxic pond module has outstanding
Composite filling is hung, sewage enters aerobic tank module through anoxic pond module, and aerobic tank module has aerated conduit, and aerobic tank module goes out
Water flows back into the front end of anoxic pond module by gas return conduit, carries out biological denitrificaion, and sewage enters secondary settling tank module, passes through
The spoil disposal of secondary settling tank module carries out biological phosphate-eliminating and excludes excess sludge, and supernatant is discharged by catch basin or advanced treating.
It is AO technique when by catalytic oxidation mode, sewage enters from sedimentation basin module, carries out preliminary sedimentation, sewage is through heavy
Shallow lake pond module enters anoxic pond module, and anoxic pond module has suspension composite filling, and sewage enters aerobic tank mould through anoxic pond module
Block, aerobic tank module bottom have aerated conduit, and the water outlet of aerobic tank module flows back into anoxic pond module by gas return conduit
Biological denitrificaion is carried out, PAC and PAM medicated module are increased, medicament is added before secondary settling tank module, chemical dephosphorization is carried out, passes through two
The spoil disposal of heavy pond module carries out biological phosphate-eliminating and excludes excess sludge, and supernatant is discharged by catch basin or advanced treating.
It is A2O technique when by MBBR technique, sewage enters from sedimentation basin module, preliminary sedimentation is carried out, through grid filtration,
Into anaerobic pond module, anaerobic pond module has suspension composite filling, and subsequently into anoxic pond module, anoxic pond module has suspension group
Filler is closed, sewage enters aerobic tank module through anoxic pond module, and aerobic tank module has aerated conduit, by into aerobic tank module
A certain number of floating stuffings are added, biomass and biological species in reactor are improved, to improve the processing effect of reactor
Rate, the water outlet of aerobic tank module flow back into the front end of anoxic pond module by gas return conduit, carry out biological denitrificaion, sewage into
Enter secondary settling tank module, biological phosphate-eliminating is carried out by the spoil disposal of secondary settling tank module and exclude excess sludge, supernatant passes through catch basin
Discharge or advanced treating.
It, can be according to sedimentation basin module, anaerobic pond module, anoxic pond module, aerobic tank module, MBR module when by MBR technique
Combination, sewage enter from sedimentation basin module, carry out preliminary sedimentation, through grid filtration, into anaerobic pond module, anaerobic pond module has
Composite filling is hung, subsequently into anoxic pond module, anoxic pond module has suspension composite filling, and sewage enters through anoxic pond module
Aerobic tank module, aerobic tank module have aerated conduit, and sewage enters MBR module by aerobic tank module, and the water outlet of MBR module is logical
Cross the front end that gas return conduit flows back into anoxic pond module, carry out biological denitrificaion, sewage by MBR module, Chinese effluent or
Advanced treating.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in original of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within reason.
Claims (9)
1. a kind of modular process can be changed sewage-treatment plant, which is characterized in that including sedimentation basin module, anaerobic pond module, lack
Oxygen pond module, aerobic tank module and secondary settling tank module, wherein the sedimentation basin module is equipped with water inlet and filtering grid, described
Anaerobic pond module and anoxic pond module are equipped with suspension composite filling, and the aerobic tank module is equipped with floating stuffing, aerated conduit
And the gas return conduit being connected to anoxic pond module, the secondary settling tank module be equipped with water outlet and sewage draining exit, each module it
Between bolted by connecting flange, between different function module be equipped with diversion pipe, the diversion pipe for realizing sewage company
The general character.
2. modular process according to claim 1 can be changed sewage-treatment plant, which is characterized in that further include for controlling
The control module of whole device operation, the equipment in the control module are connected by hose with aerated conduit, are used to be aerobic
The oxygen supply of pond module, realizes aerobic aeration function.
3. modular process according to claim 1 can be changed sewage-treatment plant, which is characterized in that the aerobic tank module
Equipped with aeration head, the aeration head is set to aerobic bottom of pond portion.
4. modular process according to claim 3 can be changed sewage-treatment plant, which is characterized in that the number of the aeration head
Amount is two.
5. modular process according to claim 1 can be changed sewage-treatment plant, which is characterized in that the aerobic tank module
It is additionally provided with filler blocker.
6. modular process described in one of -5 can be changed sewage-treatment plant according to claim 1, which is characterized in that described two is heavy
Pond module is equipped with precipitation inclined plate.
7. modular process described in one of -5 can be changed sewage-treatment plant according to claim 1, which is characterized in that the precipitating
There are inspection chambers for pond module, anaerobic pond module, anoxic pond module, aerobic tank module and secondary settling tank module top.
8. modular process according to claim 1 can be changed sewage-treatment plant, which is characterized in that further include dosing mould
Block is used to add medicament before secondary settling tank module.
9. modular process according to claim 1 can be changed sewage-treatment plant, which is characterized in that it further include MBR module,
It is used to substitute secondary settling tank module.
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| CN201910267235.XA CN109987791A (en) | 2019-04-03 | 2019-04-03 | A kind of variable sewage-treatment plant of modular process |
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| CN201910267235.XA CN109987791A (en) | 2019-04-03 | 2019-04-03 | A kind of variable sewage-treatment plant of modular process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045123A (en) * | 2021-03-19 | 2021-06-29 | 湖南三友环保科技有限公司 | Sewage treatment process based on seasonal fluctuation of sewage flow and water quality |
| CN114524581A (en) * | 2022-01-27 | 2022-05-24 | 江苏龙腾工程设计股份有限公司 | Intelligent low-carbon assembled modular village and town sewage treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045123A (en) * | 2021-03-19 | 2021-06-29 | 湖南三友环保科技有限公司 | Sewage treatment process based on seasonal fluctuation of sewage flow and water quality |
| CN114524581A (en) * | 2022-01-27 | 2022-05-24 | 江苏龙腾工程设计股份有限公司 | Intelligent low-carbon assembled modular village and town sewage treatment system |
| CN114524581B (en) * | 2022-01-27 | 2023-02-03 | 江苏龙腾工程设计股份有限公司 | Intelligent low-carbon assembled modular village and town sewage treatment system |
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Application publication date: 20190709 |