CN106630376A - System and method for treating black and odorous sewage - Google Patents

System and method for treating black and odorous sewage Download PDF

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Publication number
CN106630376A
CN106630376A CN201610900997.5A CN201610900997A CN106630376A CN 106630376 A CN106630376 A CN 106630376A CN 201610900997 A CN201610900997 A CN 201610900997A CN 106630376 A CN106630376 A CN 106630376A
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CN
China
Prior art keywords
sewage
water
treatment plant
ecological pool
treatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610900997.5A
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Chinese (zh)
Inventor
罗涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shang Chuan (beijing) Water Co Ltd
Original Assignee
Shang Chuan (beijing) Water Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shang Chuan (beijing) Water Co Ltd filed Critical Shang Chuan (beijing) Water Co Ltd
Priority to CN201610900997.5A priority Critical patent/CN106630376A/en
Publication of CN106630376A publication Critical patent/CN106630376A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/22O2
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/02Odour removal or prevention of malodour
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/327Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The invention discloses a system and method for treating black and odorous sewage and relates to the field of sewage treatment. The system comprises a first sewage treatment device, a second sewage treatment device and an ecological tank, wherein the first sewage treatment device is provided with a first filtering belt, and the second sewage treatment device is provided with a second filtering belt; the ecological tank is provided with a biological floating bed, the inlet of the first sewage treatment device is communicated with a sewage inlet, and the outlet of the first sewage treatment device is communicated with the inlet of the ecological tank; the inlet of the second sewage treatment device is communicated with the outlet of the ecological tank, and the outlet of the second sewage treatment device is communicated with the inlet of the ecological tank to form a water return loop. By the arrangement, the system has the advantages that the black and odorous sewage can be eliminated fast, a micro-circulation system is formed in the ecological tank, the self-cleaning ability of a riverway is increased, and a sustainable ecological system is formed.

Description

A kind of black foul sewage water treatment system and method
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of black foul sewage water treatment system and method.
Background technology
It is that exogenous organic matter and ammonia nitrogen consume oxygen in water body that water body occurs black smelly main cause, when drawing in decomposable process Play oxygen consumption and be more than reoxygenation, cause anaerobic environment, anaerobe decomposing organic matter is produced in a large number odour such as methane, sulfuration Hydrogen, ammonia and other volatile micromolecular compounds of band peculiar smell, so as to give out stink, meanwhile, under anaerobic condition, in deposit Methane, nitrogen, hydrogen sulfide of generation etc. are insoluble in the gas of water, sludge is carried in uphill process and enters water phase, send out water body It is black.
In the prior art, river sewage purification adopts technology of biological membrane, by artificial filling filtrate and carrier, utilizes Filtrate and carrier specific surface area are big, and the characteristics of aufwuch species is more, quantity is big, the self-purification capacity for making river course is doubled and redoubled.And This kind of mode maintenance cost is higher, and cannot fundamentally river training ecological environment.
Therefore, a kind of black foul sewage water treatment system and method are badly in need of on market, in the quick black foul sewage water eliminated in city While, improve the self-purification capacity of ecological pool.
The content of the invention
It is an object of the invention to provide a kind of black foul sewage water treatment system and method, to solve what above-mentioned prior art was present Problem, while making the black foul sewage water in quick elimination city, improves the self-purification capacity of ecological pool.
For achieving the above object, the invention provides following scheme:
The present invention provides a kind of black foul sewage water treatment system, including:First sewage-treatment plant, first sewage disposal Device is provided with the first strainer;
Second sewage-treatment plant, second sewage-treatment plant is provided with the second strainer;
Ecological pool, the ecological pool is provided with biologic float bed, the entrance and wastewater influent of first sewage-treatment plant Mouth is connected, and the outlet of first sewage-treatment plant is connected with the entrance of the ecological pool;Second sewage disposal The entrance of device is connected with the outlet of the ecological pool, the outlet of second sewage-treatment plant and entering for the ecological pool Mouth is connected to form backwater path.
Preferably, it is described it is biologic float bed include floating bed framework, biological nest, the biological nest are provided with the floating bed framework Inside it is provided with water plant.
Preferably, the water plant includes canna, reed, cattail and hay grass.
Preferably, the first strainer aperture is 5-50um, and filtering velocity is 0.5-1.5m/s.
Preferably, the second strainer aperture is 50-500um, and filtering velocity is 1.5-3m/s.
Preferably, the ecological pool porch is provided with poling aerated conduit.
Preferably, the outlet of second sewage-treatment plant is provided with draining pump.
The present invention also provides a kind of black foul sewage method for treating water, including:
Step one, black foul sewage water enter the first sewage-treatment plant, the suspension that the first strainer is gone in except black foul sewage water with And particulate organic matter and colloidal organic substrate, the sewage after process is discharged from the first sewage-treatment plant;
Step 2, the sewage after the process of the first sewage-treatment plant enters ecological pool after poling aeration, is giving birth to In state pond arrange it is biologic float bed, in the presence of water plant, further sewage is degraded, remove sewage in nitrogen, Phosphor contaminant, the sewage after process is discharged from the outlet of ecological pool;
Step 3, the sewage after ecological pool process enter the second sewage-treatment plant, and the second strainer is removed in sewage Solid suspension, the sewage after process pass through draining pump flow into ecological pool entrance, improve water body reoxygenation ability, recover river Road from resulting net force.
Preferably, dissolution of contaminated water oxygen concentration is more than 2mg/L at the outlet of first sewage-treatment plant.
Preferably, dissolution of contaminated water oxygen concentration is more than 3mg/L at the outlet of second sewage-treatment plant.
The present invention achieves following technique effect relative to prior art:
The entrance of the first sewage-treatment plant of present system is connected with sewage inlet, the first sewage-treatment plant Outlet is connected with the entrance of ecological pool, and is formed with into water passage so that the sewage into ecological pool obtains preliminary purification, sewage Into after ecological pool, by when arrange biologic float bed realize biological cleaning;Second sewage-treatment plant is set, is further removed Suspension in ecological pool water outlet, by backwater path ecological pool is again introduced into, so as to realize the quick elimination to black foul sewage water, Simultaneously microcirculqtory system is formed in ecological pool, improve the self-purification capacity in river course, realize sustainable ecological system.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment The accompanying drawing that needs are used is briefly described, it should be apparent that, drawings in the following description are only some enforcements of the present invention Example, for those of ordinary skill in the art, without having to pay creative labor, can be with according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is the schematic diagram of a kind of black foul sewage water treatment system of the present invention and method;
Wherein, the sewage-treatment plants of 1- first, the sewage-treatment plants of 2- second, 3- ecological pools.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
It is an object of the invention to provide a kind of black foul sewage water treatment system and method, to solve asking for prior art presence Topic, while making the black foul sewage water in quick elimination city, improves the self-purification capacity of ecological pool.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent from, it is below in conjunction with the accompanying drawings and concrete real The present invention is further detailed explanation to apply mode.
The present invention provides a kind of black foul sewage water treatment system, including,
First sewage-treatment plant 1, the second sewage-treatment plant 2, ecological pool 3,
Wherein, the first sewage-treatment plant 1 include entrance, outlet and equipment for separating liquid from solid, equipment for separating liquid from solid according to It is secondary to be provided with pond body and non-grid areas, basket grid, the entrance and hand basket of the first sewage-treatment plant 1 are provided with pond body The inside connection of grid, basket grid is connected with non-grid areas, and non-grid areas connect with the outlet of the first sewage-treatment plant 1 It is logical.First sewage-treatment plant 1 and the second sewage device are identical structure.On the basket grid of the first sewage-treatment plant 1 The first strainer is provided with, the first strainer aperture is 5-50um, and filtering velocity is 0.5-1.5m/s;The hand basket of the second sewage-treatment plant 2 The second strainer is provided with grid, the second strainer aperture is 50-500um, and filtering velocity is 1.5-3m/s;
Ecological pool 3 be provided with it is biologic float bed, wherein, it is biologic float bed to include floating bed framework, be provided with biology in floating bed framework Nest, is provided with water plant in biological nest.Water plant includes canna, reed, cattail and hay grass, by the new old of biology Metabolism completes the removal to the nitrogen and phosphorus pollution thing in black foul sewage water so that black foul sewage water treatment system has sustainability and more Plus environmental protection.The entrance of the first sewage-treatment plant 1 is connected with sewage inlet, the outlet and life of the first sewage-treatment plant 1 The entrance in state pond 3 is connected;The entrance of the second sewage-treatment plant 2 is connected with the outlet of ecological pool 3, the second sewage disposal dress The outlet for putting 2 is connected to form backwater path with the entrance of ecological pool 3, and the water processed in ecological pool 3 is arranged again to ecology The entrance of pond 3 so that water forms circulation in system, is conducive to dissolving more oxygen in water, it is to avoid form black foul sewage water again.It is ecological The porch of pond 3 is provided with poling aerated conduit, improves the content into water oxygen, suppresses growing for anaerobic bacteria.Second sewage The outlet of processing meanss 2 is provided with draining pump, strengthens the flowing of water in ecological pool 3.
The present invention also provides a kind of black foul sewage method for treating water, including:
Step one, black foul sewage water enter the first sewage-treatment plant 1, the suspension that the first strainer is gone in except black foul sewage water with And particulate organic matter and colloidal organic substrate, the sewage after process is discharged from the first sewage-treatment plant 1.In this step In, body refuse sand and house refuse discarded object are removed more than 90% in black foul sewage water;
Step 2, the sewage after the process of the first sewage-treatment plant 1 enters ecological pool 3 after poling aeration, What is arranged in ecological pool 3 is biologic float bed, in the presence of water plant, further sewage is degraded, in removing sewage Nitrogen and phosphorus pollution thing, the sewage after process is discharged from the outlet of ecological pool 3.In this step, COD is removed 80% in sewage More than, more than 60% is reached to the clearance of nitrogen, phosphorus;
Step 3, the sewage after the process of ecological pool 3 enter the second sewage-treatment plant 2, and the second strainer removes sewage In solid suspension, so as to remove nitrogen and phosphorus content in sewage indirectly efficiently.Sewage after process is flowed into ecological by draining pump The entrance in pond 3, improve water body reoxygenation ability, recover river course from resulting net force.
Wherein, dissolution of contaminated water oxygen concentration is more than 2mg/L at the outlet of the first sewage-treatment plant 1, at the second sewage Dissolution of contaminated water oxygen concentration is more than 3mg/L at the outlet of reason device 2.
After 1 month is processed, water body is limpid, free from extraneous odour for this ecological pool 3.Water obtains efficient process, in the present invention Ecological pool can also ecological riverway.
Apply specific case in the present invention to be set forth the principle and embodiment of the present invention, above example Illustrate that being only intended to help understands the method for the present invention and its core concept;Simultaneously for one of ordinary skill in the art, according to According to the thought of the present invention, will change in specific embodiments and applications.In sum, this specification content Should not be construed as limiting the invention.

Claims (10)

1. a kind of black foul sewage water treatment system, it is characterised in that:Including, the first sewage-treatment plant, first sewage disposal Device is provided with the first strainer;
Second sewage-treatment plant, second sewage-treatment plant is provided with the second strainer;
Ecological pool, the ecological pool is provided with biologic float bed, entrance and the sewage inlet phase of first sewage-treatment plant Connection, the outlet of first sewage-treatment plant is connected with the entrance of the ecological pool;Second sewage-treatment plant Entrance be connected with the outlet of the ecological pool, the outlet of second sewage-treatment plant and the entrance phase of the ecological pool Connection forms backwater path.
2. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:It is described it is biologic float bed include it is floating Bed framework, is provided with biological nest in the floating bed framework, in the biological nest water plant is provided with.
3. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:The water plant includes U.S. People any of several broadleaf plants, reed, cattail and hay grass.
4. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:The first strainer aperture is 5- 50um, filtering velocity is 0.5-1.5m/s.
5. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:The second strainer aperture is 50-500um, filtering velocity is 1.5-3m/s.
6. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:The ecological pool porch is arranged There is poling aerated conduit.
7. a kind of black foul sewage water treatment system according to claim 1, it is characterised in that:Second sewage-treatment plant Outlet be provided with draining pump.
8. a kind of black foul sewage method for treating water, it is characterised in that include:
Step one, black foul sewage water enters the first sewage-treatment plant, suspension that the first strainer is gone in except black foul sewage water and Grain state organic matter and colloidal organic substrate, the sewage after process is discharged from the first sewage-treatment plant;
Step 2, the sewage after the process of the first sewage-treatment plant enters ecological pool after poling aeration, in ecological pool Middle setting it is biologic float bed, in the presence of water plant, further sewage is degraded, remove nitrogen in sewage, phosphorus dirty Dye thing, the sewage after process is discharged from the outlet of ecological pool;
Step 3, the sewage after ecological pool process enter the second sewage-treatment plant, and the second strainer removes consolidating in sewage Body suspension, the sewage after process flows into the entrance of ecological pool by draining pump, improves the reoxygenation ability of water body, recovers river course From resulting net force.
9. a kind of black foul sewage method for treating water according to claim 8, it is characterised in that:First sewage-treatment plant Outlet at dissolution of contaminated water oxygen concentration be more than 2mg/L.
10. a kind of black foul sewage method for treating water according to claim 8, it is characterised in that:The second sewage disposal dress Dissolution of contaminated water oxygen concentration is more than 3mg/L at the outlet put.
CN201610900997.5A 2016-10-17 2016-10-17 System and method for treating black and odorous sewage Pending CN106630376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610900997.5A CN106630376A (en) 2016-10-17 2016-10-17 System and method for treating black and odorous sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610900997.5A CN106630376A (en) 2016-10-17 2016-10-17 System and method for treating black and odorous sewage

Publications (1)

Publication Number Publication Date
CN106630376A true CN106630376A (en) 2017-05-10

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Family Applications (1)

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Country Status (1)

Country Link
CN (1) CN106630376A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233445A (en) * 2013-04-18 2013-08-07 浙江大学 Filtering ecological concrete drainage channel
CN103332789A (en) * 2013-06-06 2013-10-02 惠州市东江园林工程有限公司 Method for ecologically purifying black and odorous riverway water body
CN204529608U (en) * 2015-03-25 2015-08-05 绍兴淼汇能源科技有限公司 Ecological wastewater processing pond
CN105693037A (en) * 2016-04-14 2016-06-22 安徽省环境科学研究院 Method and process system for deep purification of eutrophic water body
CN106007189A (en) * 2016-06-28 2016-10-12 尚川(北京)水务有限公司 Urban black-odorous sewage treatment system and technology

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233445A (en) * 2013-04-18 2013-08-07 浙江大学 Filtering ecological concrete drainage channel
CN103332789A (en) * 2013-06-06 2013-10-02 惠州市东江园林工程有限公司 Method for ecologically purifying black and odorous riverway water body
CN204529608U (en) * 2015-03-25 2015-08-05 绍兴淼汇能源科技有限公司 Ecological wastewater processing pond
CN105693037A (en) * 2016-04-14 2016-06-22 安徽省环境科学研究院 Method and process system for deep purification of eutrophic water body
CN106007189A (en) * 2016-06-28 2016-10-12 尚川(北京)水务有限公司 Urban black-odorous sewage treatment system and technology

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Application publication date: 20170510

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