CN108892324A - A kind of domestic sewage processing system and method - Google Patents
A kind of domestic sewage processing system and method Download PDFInfo
- Publication number
- CN108892324A CN108892324A CN201810863034.1A CN201810863034A CN108892324A CN 108892324 A CN108892324 A CN 108892324A CN 201810863034 A CN201810863034 A CN 201810863034A CN 108892324 A CN108892324 A CN 108892324A
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- China
- Prior art keywords
- pump
- sewage
- mabr
- tank
- sandfiltration pot
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- 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
- 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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/06—Nutrients for stimulating the growth of microorganisms
-
- 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
- C02F3/30—Aerobic and anaerobic processes
Abstract
The present invention relates to a kind of domestic sewage processing systems, including：Sewage pretreatment tank, fine fack, anaerobic pond, MABR reaction tank, MABR module, secondary sedimentation tank, sludge storage pool, intermediate pool, sandfiltration pot；Sewage pump is equipped in sewage pretreatment tank, sewage pretreatment tank connects anaerobic pond by fine fack, blender and carbon source dosing system are equipped in anaerobic pond, anaerobic pond connects MABR reaction tank, MABR module and aerating system are equipped in MABR reaction tank, MABR reaction tank connects secondary sedimentation tank, secondary sedimentation tank lower layer connects sludge storage pool by sludge delivery pump, secondary sedimentation tank upper layer connects intermediate pool, intermediate pool connects sandfiltration pot by sandfiltration pot intake pump, and sandfiltration pot connects discharge bay with pipe-line mixer by backwash water pump.The beneficial effects of the invention are as follows：The present invention provides a kind of high efficient aeration, the rural domestic sewage treatment system of operation energy consumption, high sewage treating efficiency is effectively reduced, the system structure is reasonable, high degree of automation, and effluent quality is good.
Description
Technical field
The present invention relates to a kind of domestic sewage processing system and methods, belong to technical field of sewage.
Background technique
With the high speed development of national economy, the construction of new socialist countryside, the comfortable house of rural resident is built,
The sewage network in China rural area has obtained a degree of perfect, creates good condition for the centralized processing of country sewage.
But rural area generally apart from cities and towns farther out, live it is more dispersed, and topography height differ larger, still have the life of more resident
Sewage living cannot smoothly be included in concentration sewage network.Therefore it needs to develop a kind of decentralized type sewage processing system for being applicable in vast rural area
It unites to meet the needs of Rural Areas at Present sanitary sewage disposal.
Summary of the invention
The purpose of the present invention is overcoming deficiency in the prior art, a kind of domestic sewage processing system and method are provided.
This domestic sewage processing system, including sewage pretreatment tank, fine fack, anaerobic pond, MABR reaction tank, MABR mould
Block, secondary sedimentation tank, sludge storage pool, intermediate pool, sandfiltration pot and discharge bay；Sewage lifting is equipped in sewage pretreatment tank
Pump, sewage pretreatment tank connect anaerobic pond by fine fack, blender and carbon source dosing system are equipped in anaerobic pond, and anaerobic pond connects
MABR reaction tank is connect, MABR module and aerating system are equipped in MABR reaction tank, MABR reaction tank connects secondary sedimentation tank, secondary
Sedimentation basin lower layer connects sludge storage pool by sludge delivery pump, and secondary sedimentation tank upper layer connects intermediate pool, and intermediate pool is logical
Sandfiltration pot intake pump connection sandfiltration pot is crossed, sandfiltration pot connects discharge bay with pipe-line mixer by backwash water pump.
As preferred：The sewage pretreatment tank includes coarse rack, overflow weir, sump and sewage pump, the dirt
Water elevator pump is submerged pump or self priming pump.
As preferred：The fine fack filtering accuracy is 0.5~3mm, and is equipped with auto-flushing water.
As preferred：Blender and carbon source dosing system are equipped in the anaerobic pond, the carbon source dosing system includes carbon
Source storage tank and carbon source add pump, and it is gear pump, peristaltic pump, metering pump or impeller pump that the carbon source, which adds pump,.
As preferred：MABR module and aerating system are disposed in the MABR reaction tank, MABR module is arranged in series,
Aerating system includes technique blower and mixing blower, technique blower and mixes blower outlet conduit and MABR module top interface phase
It connects；MABR reaction tank side bottom is equipped with weep hole.
As preferred：The secondary precipitation bottom of pond portion is equipped with sludge bucket and mud discharging mouth.
As preferred：The sludge delivery pump is screw pump；The sludge storage pool be separately provided aerating system or with
MABR reaction tank shares aerating system.
As preferred：The sandfiltration pot is equipped with automatic back-washing system, and automatic back-washing system includes backwash water pump and pneumatic operated valve.
The method of this domestic sewage processing system, includes the following steps：
1) domestic sewage in rural areas sanitary sewage pipe network in village enters sewage pretreatment tank；
2) sanitary sewage in sewage pretreatment tank is pumped through sewage lifting to fine fack, through the filtered life of fine fack
Sewage self-flowing is to anaerobic pond；
3) sanitary sewage enters in MABR reaction tank after anaerobic fermentation；MABR module is disposed in the MABR reaction tank
And aerating system, MABR reaction tank side bottom are equipped with weep hole, MABR reaction tank internal drainage is pre- from sewage is flow to after the pooling
Processing pond；
4) sanitary sewage after MABR resume module enters secondary sedimentation tank, the dirt of secondary precipitation bottom of pond portion by gravity flow
For mud through sludge delivery pump into sludge storage pool, the supernatant liquor in secondary sedimentation tank flow to intermediate pool certainly；
5) water of intermediate pool is delivered to further filtration treatment in sandfiltration pot by sandfiltration pot intake pump, reduces suspended matter
Concentration, sandfiltration pot water outlet in be added disinfectant reduce E. CoIi content after enter discharge bay, final qualified discharge.
As preferred：In the step 5), the backwash water of backwash water pump comes from discharge bay, and the water after sandfiltration pot backwash is through receiving
Certainly Wastewater Pretreatment pond is flow to after collection；Disinfectant is added in sandfiltration pot water outlet through pipe-line mixer.
The beneficial effects of the invention are as follows:The present invention provides a kind of high efficient aeration, operation energy consumption is effectively reduced, at high sewage
The rural domestic sewage treatment system of efficiency is managed, the system structure is reasonable, high degree of automation, and effluent quality is good, can cooperate with de-
It is a kind of decentralized type sewage processing system suitable for vast rural area except pollutants such as COD, BOD, N, P in country sewage, it is full
The needs of sufficient Rural Areas at Present sanitary sewage disposal.
Detailed description of the invention
Fig. 1 is process flow diagram of the invention.
Description of symbols：1- sewage pretreatment tank；2- sewage pump；3- fine fack；4- anaerobic pond；The storage of 5- carbon source
Tank；6-MABR reaction tank；7-MABR module；8- technique blower；9- mixing blower；10- secondary sedimentation tank；11- sludge delivery pump；
12- sludge storage pool；13- intermediate pool；14- sandfiltration pot intake pump；15- sandfiltration pot；16- discharge bay；17- backwash water pump；18-
Pipe-line mixer；19- carbon source adds pump.
Specific embodiment
The present invention is described further below with reference to embodiment.The explanation of following embodiments is merely used to help understand this
Invention.It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, also
Can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the protection scope of the claims in the present invention
It is interior.
The domestic sewage processing system, domestic sewage in rural areas after sanitary sewage pipe network enters sewage pretreatment tank 1,
It send through sewage pump 2 to fine fack 3.It is flow to anaerobic pond 4 certainly through the filtered sanitary sewage of fine fack 3, after anaerobic fermentation
Sanitary sewage enter in MABR reaction tank 6.Secondary sedimentation tank is entered by gravity flow through treated the sanitary sewage of MABR module 7
10, the base sludge after gravity concentration passes through sludge delivery pump 11 into sludge storage pool 12, upper in secondary sedimentation tank 10
Layer clear liquid flow to intermediate pool 13 certainly；The water of intermediate pool 13 is filtered by sandfiltration pot 15, after disinfection treatment, into discharge bay
16, final qualified discharge.
Domestic sewage in rural areas sanitary sewage pipe network in village enters sewage pretreatment tank 1, and the sewage pretreatment tank 1 wraps
Include coarse rack and sewage pump 2.The sewage pump 2 is preferably submerged pump or self priming pump.
Sanitary sewage in sewage pretreatment tank 1 is sent through sewage pump 2 to fine fack 3, through the filtered life of fine fack 3
Sewage self-flowing living is to anaerobic pond 4.3 filtering accuracy of fine fack is preferably 1mm, and is equipped with auto-flushing water.Described detests
It is equipped with blender in oxygen pond 4, and is equipped with carbon source dosing system, the carbon source dosing system includes that carbon source storage tank 5, carbon source add
Pump 19, the carbon source add pump 19 preferably metering pump or impeller pump.
Sanitary sewage enters in MABR reaction tank 6 after anaerobic fermentation.MABR mould is disposed in the MABR reaction tank 6
Block 7 and aerating system, MABR module 7 are arranged in series, and aerating system includes technique blower 8 and mixes blower 9, wherein technique wind
Machine 8 and mixing 9 outlet conduit of blower connect with 7 top interface of MABR module, and 6 side bottom of MABR reaction tank, which is equipped with, dredges
Water hole, 6 internal drainage of MABR reaction tank flow to sewage pretreatment tank 1 certainly after the pooling.
Secondary sedimentation tank 10,10 bottom of secondary sedimentation tank are entered by gravity flow through treated the sanitary sewage of MABR module 7
Sludge by sludge delivery pump 11 into sludge storage pool 12, supernatant liquor in secondary sedimentation tank 10 is from flowing to intermediate pool
13.10 bottom of secondary sedimentation tank is equipped with sludge bucket and mud discharging mouth, and the sludge delivery pump 11 is preferably screw pump.
The water of intermediate pool 13 is delivered to further filtration treatment in sandfiltration pot 15 by sandfiltration pot intake pump 14, reduces outstanding
Floating object concentration, sandfiltration pot 15 water outlet in be added disinfectant reduce E. CoIi content after enter discharge bay 16, final qualified discharge.
The sandfiltration pot 15 is equipped with automatic back-washing system, and automatic back-washing system includes backwash water pump 17, pneumatic operated valve, and backwash water is from out
Pond 16, the water after 15 backwash of sandfiltration pot flow to Wastewater Pretreatment pond 1 certainly after collecting；The disinfectant is through pipe-line mixer
18 are added in the water outlet of sandfiltration pot 15.
Claims (10)
1. a kind of domestic sewage processing system, which is characterized in that including sewage pretreatment tank (1), fine fack (3), anaerobic pond
(4), MABR reaction tank (6), MABR module (7), secondary sedimentation tank (10), sludge storage pool (12), intermediate pool (13), sand filtration
Tank (15) and discharge bay (16)；Sewage pump (2) are equipped in sewage pretreatment tank (1), sewage pretreatment tank (1) passes through thin lattice
Grid (3) connect anaerobic pond (4), and blender and carbon source dosing system are equipped in anaerobic pond (4), and anaerobic pond (4) connects MABR reaction
Pond (6), MABR reaction tank (6) is interior to be equipped with MABR module (7) and aerating system, and MABR reaction tank (6) connects secondary sedimentation tank
(10), secondary sedimentation tank (10) lower layer connects sludge storage pool (12) by sludge delivery pump (11), on secondary sedimentation tank (10)
Layer connection intermediate pool (13), intermediate pool (13) pass through sandfiltration pot intake pump (14) connection sandfiltration pot (15), sandfiltration pot (15)
Pass through backwash water pump (17) and pipe-line mixer (18) connection discharge bay (16).
2. domestic sewage processing system according to claim 1, which is characterized in that the sewage pretreatment tank (1) includes
Coarse rack, overflow weir, sump and sewage pump (2), the sewage pump (2) are submerged pump or self priming pump.
3. domestic sewage processing system according to claim 1, which is characterized in that fine fack (3) filtering accuracy is
0.5~3mm, and it is equipped with auto-flushing water.
4. domestic sewage processing system according to claim 1, which is characterized in that be equipped with stirring in the anaerobic pond (4)
Device and carbon source dosing system, the carbon source dosing system include that carbon source storage tank (5) and carbon source add pump (19), and the carbon source adds
Pumping (19) is gear pump, peristaltic pump, metering pump or impeller pump.
5. domestic sewage processing system according to claim 1, which is characterized in that arrangement in the MABR reaction tank (6)
There are MABR module (7) and aerating system, MABR module (7) is arranged in series, and aerating system includes technique blower (8) and mixing wind
Machine (9), technique blower (8) and mixing blower (9) outlet conduit connect with interface at the top of MABR module (7)；MABR reaction tank (6)
Side bottom is equipped with weep hole.
6. domestic sewage processing system according to claim 1, which is characterized in that secondary sedimentation tank (10) bottom is set
There are sludge bucket and mud discharging mouth.
7. domestic sewage processing system according to claim 1, which is characterized in that the sludge delivery pump (11) is screw rod
Pump；The sludge storage pool (12) is separately provided aerating system or shares aerating system with MABR reaction tank (6).
8. domestic sewage processing system according to claim 1, which is characterized in that the sandfiltration pot (15) is equipped with automatic anti-
System is washed, automatic back-washing system includes backwash water pump (17) and pneumatic operated valve.
9. a kind of method of domestic sewage processing system as described in claim 1, which is characterized in that include the following steps：
1) domestic sewage in rural areas sanitary sewage pipe network in village enters sewage pretreatment tank (1)；
2) sanitary sewage in sewage pretreatment tank (1) is sent through sewage pump (2) to fine fack (3), is filtered through fine fack (3)
Sanitary sewage afterwards flow to anaerobic pond (4) certainly；
3) sanitary sewage enters in MABR reaction tank (6) after anaerobic fermentation；MABR mould is disposed in the MABR reaction tank (6)
Block (7) and aerating system, MABR reaction tank (6) side bottom be equipped with weep hole, MABR reaction tank (6) internal drainage after the pooling from
It flow to sewage pretreatment tank (1)；
4) secondary sedimentation tank (10) are entered by gravity flow through MABR module (7) treated sanitary sewage, secondary sedimentation tank (10)
Supernatant liquor gravity flow of the sludge of bottom by sludge delivery pump (11) into sludge storage pool (12), in secondary sedimentation tank (10)
To intermediate pool (13)；
5) water of intermediate pool (13) is delivered to further filtration treatment in sandfiltration pot (15) by sandfiltration pot intake pump (14), drops
Low concentration of suspension, sandfiltration pot (15) water outlet in be added disinfectant reduce E. CoIi content after enter discharge bay (16), finally
Qualified discharge.
10. the method for domestic sewage processing system according to claim 9, which is characterized in that in the step 5), backwash
The backwash water of water pump (17) comes from discharge bay (16), and the water after sandfiltration pot (15) backwash flow to Wastewater Pretreatment pond certainly after collecting
(1)；Disinfectant is added in sandfiltration pot (15) water outlet through pipe-line mixer (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863034.1A CN108892324A (en) | 2018-08-01 | 2018-08-01 | A kind of domestic sewage processing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863034.1A CN108892324A (en) | 2018-08-01 | 2018-08-01 | A kind of domestic sewage processing system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108892324A true CN108892324A (en) | 2018-11-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863034.1A Withdrawn CN108892324A (en) | 2018-08-01 | 2018-08-01 | A kind of domestic sewage processing system and method |
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| Country | Link |
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| CN (1) | CN108892324A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407411A (en) * | 2019-08-01 | 2019-11-05 | 浙江天地环保科技有限公司 | A kind of livestock and poultry feces anaerobic digestion biogas slurry pyrohydrolysis reclaiming system and method |
| CN110563142A (en) * | 2019-10-16 | 2019-12-13 | 天津海之凰科技有限公司 | MABR sewage treatment tank, MABR sewage treatment system and using method thereof |
| CN111423050A (en) * | 2018-12-03 | 2020-07-17 | 浙江天地环保科技有限公司 | Sewage purification treatment system and treatment method |
| CN111661920A (en) * | 2020-06-12 | 2020-09-15 | 隋军 | Application of biofilm reactor |
-
2018
- 2018-08-01 CN CN201810863034.1A patent/CN108892324A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423050A (en) * | 2018-12-03 | 2020-07-17 | 浙江天地环保科技有限公司 | Sewage purification treatment system and treatment method |
| CN110407411A (en) * | 2019-08-01 | 2019-11-05 | 浙江天地环保科技有限公司 | A kind of livestock and poultry feces anaerobic digestion biogas slurry pyrohydrolysis reclaiming system and method |
| CN110563142A (en) * | 2019-10-16 | 2019-12-13 | 天津海之凰科技有限公司 | MABR sewage treatment tank, MABR sewage treatment system and using method thereof |
| WO2021073522A1 (en) * | 2019-10-16 | 2021-04-22 | 天津海之凰科技有限公司 | Mabr sewage treatment tank, mabr sewage treatment system and method of using same |
| CN111661920A (en) * | 2020-06-12 | 2020-09-15 | 隋军 | Application of biofilm reactor |
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Application publication date: 20181127 |
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