CN108975606A - A kind of sewage disposal system - Google Patents
A kind of sewage disposal system Download PDFInfo
- Publication number
- CN108975606A CN108975606A CN201810829524.XA CN201810829524A CN108975606A CN 108975606 A CN108975606 A CN 108975606A CN 201810829524 A CN201810829524 A CN 201810829524A CN 108975606 A CN108975606 A CN 108975606A
- Authority
- CN
- China
- Prior art keywords
- sewage
- flue gas
- biogas
- sludge
- temperature flue
- 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
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Classifications
-
- 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/20—Heat exchange systems, e.g. heat jackets or outer envelopes the heat transfer medium being a gas
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
- C12M43/08—Bioreactors or fermenters combined with devices or plants for production of electricity
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/16—Treatment of water, waste water, or sewage by heating by distillation or evaporation using waste heat from other processes
-
- 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
-
- 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
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The present invention provides a kind of sewage disposal systems, the system includes: sewage filter device, settlement of sewage enrichment facility, biogas generating device, fuel engine power generation unit group, sludge drying device, and the high-temperature flue gas generated after fuel engine power generation unit generation is respectively delivered to precipitation concentration device, sludge drying device, in biogas generating device.Sewage disposal system proposed by the present invention reduces the burden to the bio-digestion function of natural environment to the greatest extent, and realize the self-sufficient of sewage treatment plant's consumable energy, cost of sewage disposal is minimized, it can be achieved that separation of solid and liquid, secondary use.Sewage disposal system provided by the invention can simplify process facility, while realize the targets such as drop sheet, volume increase, near-zero release, has biggish economic value, industry is suitble to promote the use of.
Description
Technical field
The invention belongs to sewage treatment fields, are related to a kind of sewage disposal system, specifically, referring to a kind of dirt of improvement
Water treatment system.
Background technique
Currently, domestic municipal wastewater treatment process all uses conventional method substantially, is degraded using physics, chemical means, is net
Change, after reaching relevant national standard, as the secondary use of middle water or is directly discharged into river.Processing water enters river, remaining
Organic matter or other compositions need natural degradation, innoxious to achieve the purpose that.But sewage total amount is big, the discharge cycle period is short,
Natural degradation is difficult to digest increasingly accumulative ingredient to be degraded in a short time, can still adversely affect to natural environment.
Summary of the invention
For the above problem for solving the prior art, the invention proposes a kind of sewage disposal systems, by carrying out to sewage
It is separated by solid-liquid separation, secondary use, reduces the burden to the bio-digestion function of natural environment to greatest extent, and realize sewage treatment plant
The consumable energy it is self-sufficient, cost of sewage disposal is minimized.Sewage disposal system provided by the invention, can simplify work
Skill facility, while realizing the targets such as drop sheet, volume increase, near-zero release, there is biggish economic value, industry is suitble to promote the use of.
The present invention is to solve its technical problem to adopt the following technical scheme that
A kind of sewage disposal system, including sewage filter device, settlement of sewage enrichment facility, biogas generating device, combustion engine
Generating set, sludge drying device, the upstream of the sewage filter device are passed through sewage, and the settlement of sewage concentration is arranged in downstream
The biogas generating device is arranged in the downstream of device, the precipitation concentration device, which is characterized in that
The biogas generated in the biogas generating device is passed through the fuel engine power generation unit, the fuel engine power generation by pipeline
Unit is generated electricity using the biogas and generates high-temperature flue gas, and it is described heavy that the high-temperature flue gas is respectively delivered to by pipeline
Shallow lake enrichment facility, sludge drying device, in biogas generating device, the electric power that the fuel engine power generation unit issues, for entire sewage
Processing system uses；
The sludge drying device is arranged in the bottom of the settlement of sewage enrichment facility, and top is arranged distilled water and collects dress
It sets, into the sewage in the sewage precipitation device after separation and precipitating, top is sewage concentration area, and lower part is heavy for sludge
Shallow lake area, the bottom in the sewage concentration area are passed through the high-temperature flue gas, and water body therein is sent out under the action of the high-temperature flue gas
Raw distillation is into the distillation water collecting device, in the biogas generating device that remaining concentrate is discharged downstream into, sludge
Sludge in settling zone is pushed in the sludge drying device,
Sludge in the sludge drying device is dried under the action of the high-temperature flue gas, obtains dewatered sludge work
For building or the raw material of cement raw material or agricultural fertilizer processed；
It is fermented under the action of the high-temperature flue gas into the concentrate in the biogas generating device and is prepared into biogas,
The biogas of the biogas generating device preparation is supplied to the fuel engine power generation unit by pipeline for its burning；The biogas occurs
The biogas residue generated in device passes back into the sludge drying device by pipeline, and drying and processing work is carried out together with sludge therein
For building or cement raw material or agricultural fertilizer processed.
Preferably, the sewage filter device includes the filter screen of different pore size sieve pore, the mistake that sewage passes through large and small sieve pore
Various sizes of sundries is filtered out, using once, twice or more times filtering.
Preferably, the precipitation concentration device further includes physical sedimentation unit and chemical precipitation unit, by particulate matter, is suspended
Object, harmful chemical component are degraded, are separated, are precipitated.
Further, the temperature when high-temperature flue gas utilizes is below 200 DEG C, can mix high-temperature flue gas and normal temperature air
It closes and obtains the flue gas lower than 200 DEG C.
Compared with the existing technology, sewage disposal system of the invention has the beneficial effect that:
1. the present invention provide sewage disposal system, can simplify process facility, especially in precipitation concentration device due to
It is passed through high-temperature flue gas, to realize distillation, generates the separation of gas-liquid-solid three-phase simultaneously in same equipment, and then generate respectively pure
Water, condensed water, sludge are secondary use respectively and carry out innoxious processing, can realize while realizing the simplification of equipment
The targets such as sheet, volume increase, near-zero release are dropped, there is biggish economic value, industry is suitble to promote the use of.
2. sewage disposal system proposed by the present invention realizes the secondary use of sewage, the life to natural environment is reduced to the greatest extent
The burden of object digestive function, and realize recycling for sewage treatment plant's consumable energy, pure water is realized using the waste heat of power generation
Separating and recovering prepares biogas using sludge drying, waste water high-efficiency, and cost of sewage disposal is minimized.
Detailed description of the invention
Fig. 1 is sewage disposal system schematic diagram of the invention.
Specific embodiment
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 the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
As shown in Figure 1, sewage disposal system of the invention, which includes: sewage filter device 1, settlement of sewage concentration
Device 2, biogas generating device 3, fuel engine power generation unit 5, sludge drying device 4, wherein the upstream of sewage filter device 1 is passed through
Settlement of sewage enrichment facility 2 is arranged in sewage, downstream, and biogas generating device 3 is arranged in the downstream of precipitation concentration device 2, and biogas occurs
The biogas generated in device 3 is passed through fuel engine power generation unit 5, the high-temperature flue gas that fuel engine power generation unit 5 generates after generating electricity by pipeline
Settlement of sewage enrichment facility 2, sludge drying device 4 are respectively delivered to, in biogas generating device 3 by pipeline, fuel engine power generation machine
The electric power that group 5 issues is used for entire sewage disposal system；Wherein sewage filter device 1 includes the filtering of different pore size sieve pore
Net, sewage remove various sizes of sundries by the filtering of large and small sieve pore, according to the needs of sewage treatment, may be selected to use one
It is secondary, secondary or be filtered for multiple times；Sludge drying device 4 is arranged in the bottom of settlement of sewage enrichment facility 2, and top is arranged distilled water and collects
Device 6, physical sedimentation unit and chemical precipitation unit in precipitation concentration device 2, by sewage particulate matter, suspended matter, have
Evil chemical component etc. is degraded, is separated, being precipitated；Into the sewage in sewage precipitation device 2 after separation and precipitating, top
For sewage concentration area, lower part is sludge settling area, and the bottom in sewage concentration area is passed through high-temperature flue gas, and water body therein is in high temperature cigarette
Distillation occurs under the action of gas and enters distillation water collecting device 6, the distilled water of output can carry out secondary use in industrial circle, remain
In the biogas generating device 3 that remaining concentrate is discharged downstream into, the sludge obtained after precipitating is discharged into sludge drying device 6, through firing
The high-temperature flue gas that machine generating set 5 generates after generating electricity is dried, and obtaining dewatered sludge can be used as building or cement raw material or system
The raw material of agricultural fertilizer,；Biogas generating device 3 is discharged in concentrate, and concentrate is fermented and carries out biogas preparation, and in biogas generating device
3 are passed through high-temperature flue gas, guarantee the annual all-weather constant-temperature high-efficient producing methane of biogas generating device 3；Biogas is supplied to combustion by pipeline
Machine generating set 5 is used as fuel, for its burning；Biogas residue is passed back into sludge drying device 4, drying and processing is carried out together with sludge
As building or cement raw material or agricultural fertilizer processed；High-temperature flue gas utilize when temperature be below 200 DEG C, can by high-temperature flue gas and often
Warm air is mixed to get low-temperature flue gas；The electric power that fuel engine power generation unit 5 issues is used for entire sewage disposal system.
High-temperature flue gas ingredient therein is mainly nitrogen, oxygen, carbon dioxide, water vapour, inert gas, the ingredient and empty
Ingredient in gas is identical, and chemical property is stablized, no complex granule object and ash content, will not generate adverse effect to production process.
Sewage disposal system of the invention can simplify process facility, due to being passed through high temperature cigarette especially in sedimentation basin
Gas, with realize distillation, in same equipment simultaneously generate the separation of gas-liquid-solid three-phase, and then generate respectively pure water, condensed water,
Sludge is secondary use respectively and carries out innoxious processing, can realize equipment simplification while realize drop this, volume increase,
The targets such as near-zero release have biggish economic value, and industry is suitble to promote the use of.
In addition, sewage disposal system of the invention, realizes the secondary use of sewage, the biology to natural environment is reduced to the greatest extent
The burden of digestive function, and realize recycling for sewage treatment plant's consumable energy, pure moisture is realized using the waste heat of power generation
Biogas is prepared from reuse, using sludge drying, waste water high-efficiency, cost of sewage disposal is minimized.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of sewage disposal system, including sewage filter device, settlement of sewage enrichment facility, biogas generating device, combustion engine hair
Motor group, sludge drying device, the upstream of the sewage filter device are passed through sewage, and the settlement of sewage concentration dress is arranged in downstream
It sets, the biogas generating device is arranged in the downstream of the precipitation concentration device, which is characterized in that
The biogas generated in the biogas generating device is passed through the fuel engine power generation unit, the fuel engine power generation unit by pipeline
It is generated electricity using the biogas and generates high-temperature flue gas, it is dense that the high-temperature flue gas by pipeline is respectively delivered to the precipitating
Compression apparatus, sludge drying device, in biogas generating device, the electric power that the fuel engine power generation unit issues, for entire sewage treatment
System uses；
The sludge drying device is arranged in the bottom of the settlement of sewage enrichment facility, and water collecting device is distilled in top setting, into
Entering the sewage in the sewage precipitation device after separation and precipitating, top is sewage concentration area, and lower part is sludge settling area,
The bottom in the sewage concentration area is passed through the high-temperature flue gas, and water body therein distills under the action of the high-temperature flue gas
Into the distillation water collecting device, in the biogas generating device that remaining concentrate is discharged downstream into, sludge settling area
In sludge be pushed in the sludge drying device；
Sludge in the sludge drying device is dried under the action of the high-temperature flue gas, is obtained dewatered sludge conduct and is built
It builds or the raw material of cement raw material or agricultural fertilizer processed；
It is fermented under the action of the high-temperature flue gas into the concentrate in the biogas generating device and is prepared into biogas, it is described
The biogas of biogas generating device preparation is supplied to the fuel engine power generation unit by pipeline for its burning；The biogas generating device
The biogas residue of middle generation passes back into the sludge drying device by pipeline, and drying and processing conduct is carried out together with sludge therein and is built
It builds or cement raw material or agricultural fertilizer processed.
2. the sewage disposal system according to the claims, it is characterised in that: the temperature when high-temperature flue gas utilizes
200 DEG C are below, the flue gas lower than 200 DEG C is by the way that high-temperature flue gas and normal temperature air to be mixed to get.
3. the sewage disposal system according to the claims, it is characterised in that: the ingredient of the high-temperature flue gas is mainly
Nitrogen, oxygen, carbon dioxide, water vapour, inert gas.
4. the sewage disposal system according to the claims, it is characterised in that: the sewage filter device includes difference
The filter screen of aperture sieve pore, sewage are filtered to remove various sizes of sundries by the sieve pore of different pore size.
5. the sewage disposal system according to the claims, it is characterised in that: the precipitation concentration device further includes object
Manage precipitation unit and chemical precipitation unit, particulate matter, suspended matter, the harmful chemical component in sewage are degraded, separate and
Precipitating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829524.XA CN108975606A (en) | 2018-07-25 | 2018-07-25 | A kind of sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829524.XA CN108975606A (en) | 2018-07-25 | 2018-07-25 | A kind of sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108975606A true CN108975606A (en) | 2018-12-11 |
Family
ID=64551306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810829524.XA Pending CN108975606A (en) | 2018-07-25 | 2018-07-25 | A kind of sewage disposal system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108975606A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897809A (en) * | 2021-01-21 | 2021-06-04 | 吉林建筑大学 | Ecological agriculture water resource automatic cycle moisturizing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2583099Y (en) * | 2002-09-26 | 2003-10-29 | 武绍之 | Sludge treatment power generating fertilizer producing equipment |
| CN104529113A (en) * | 2014-12-08 | 2015-04-22 | 宜昌光大陶粒制品有限责任公司 | Method and device for animal feces innocent treatment |
| CN105861285A (en) * | 2016-06-03 | 2016-08-17 | 北京峻德安装工程有限公司 | Utilization system of municipal sewage sludge, park waste and rural straw waste as resources |
| CN205575853U (en) * | 2015-12-02 | 2016-09-14 | 广西比迪光电科技工程有限责任公司 | System for utilize high temperature light thermal treatment sewage, silt |
| CN208995319U (en) * | 2018-07-25 | 2019-06-18 | 山东鑫蓝新能源科技有限公司 | A kind of sewage disposal system |
-
2018
- 2018-07-25 CN CN201810829524.XA patent/CN108975606A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2583099Y (en) * | 2002-09-26 | 2003-10-29 | 武绍之 | Sludge treatment power generating fertilizer producing equipment |
| CN104529113A (en) * | 2014-12-08 | 2015-04-22 | 宜昌光大陶粒制品有限责任公司 | Method and device for animal feces innocent treatment |
| CN205575853U (en) * | 2015-12-02 | 2016-09-14 | 广西比迪光电科技工程有限责任公司 | System for utilize high temperature light thermal treatment sewage, silt |
| CN105861285A (en) * | 2016-06-03 | 2016-08-17 | 北京峻德安装工程有限公司 | Utilization system of municipal sewage sludge, park waste and rural straw waste as resources |
| CN208995319U (en) * | 2018-07-25 | 2019-06-18 | 山东鑫蓝新能源科技有限公司 | A kind of sewage disposal system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897809A (en) * | 2021-01-21 | 2021-06-04 | 吉林建筑大学 | Ecological agriculture water resource automatic cycle moisturizing device |
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