CN201760437U - System for treating urban household garbage - Google Patents
System for treating urban household garbage Download PDFInfo
- Publication number
- CN201760437U CN201760437U CN2010205130742U CN201020513074U CN201760437U CN 201760437 U CN201760437 U CN 201760437U CN 2010205130742 U CN2010205130742 U CN 2010205130742U CN 201020513074 U CN201020513074 U CN 201020513074U CN 201760437 U CN201760437 U CN 201760437U
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- Prior art keywords
- garbage
- percolate
- pipeline
- sorting system
- domestic refuse
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model provides a system for treating urban household garbage, which comprises the following components: a garbage storage pit, a garbage sorting system, an anaerobic solution tank, an anaerobe reactor, a combustion system, a marsh gas power generator and a garbage leachate after-treatment system. A transportation channel is provided between the garbage storage pit and the sorting system. A seepage pipe is provided between the garbage storage pit and the sorting system. A transportation system is provided between the garbage sorting system and the anaerobe reactor. The anaerobe reactor is connected with a leachate storage tank through the pipe. The leachate storage tank is connected with the anaerobic solution tank through the pipe. The aim of the utility model is to provide the system for treating urban household garbage, which has the following advantages: high efficiency, environment-friendly performance, no requirement for embedding treatment, land saving and capability for generating a large number of renewable resources.
Description
Technical field
The utility model relates to a kind of renewable treating apparatus of rubbish, is a kind of processing system for urban domestic refuse specifically.
Background technology
The volume of cargo in storage of Chinese city house refuse accumulation has at present reached 7,000,000,000 tons, takes up an area of about more than 80 ten thousand mu, in recent years also with 4.8% speed sustainable growth every year on average.
The domestic waste main component comprises kitchen excess, waste paper, waste plastics, useless fabric, old metal, cullet, potsherd, brick and tile dirt, ight soil and the assorted tool of useless family expenses, waste electrical equipment, garden refuse etc.Its feature is a complicated component, the content of organics height.Can be divided into 7 classes by its difference that produces the source:
The resident living refuse, commercial waste, public organizations' refuse is built and the explosion refuse, agricultural and animal husbandry refuse, industrial waste and special refuse.Domestic garbage is a most important component in the municipal refuse, accounts for 70% of its total amount, and composition comprises rubbishes from cooking such as animal and plant, Recyclable such as inorganic matter such as dirt, brick and tile pottery and stationery, plastic, rubber, metal, glass.
Garbage treating process mainly contains three kinds of processing modes such as landfill, compost and burning, the main landfill disposal that adopts of China.According to statistics, the refuse production of Chinese city in 2008 is 1.55 hundred million tons, and wherein landfill accounts for 82.7%, burns and accounts for 15%.The too high meeting of landfill ratio brings the secondary pollution of rubbish, and consumes a large amount of land resources.The landfill yard that one day was handled kiloton rubbish needs more than 1000 mu of land occupation, and the land resource that garbage loading embeading consumed has become in the urban development and " can not bear heavy ".
Summary of the invention
The utility model purpose is to provide a kind of urban garbage disposal system that can high-efficiency environment friendly.Can realize the letter sorting and the energy processing of rubbish, no longer need to carry out the processing mode of landfill.
The technical solution of the utility model is:
A kind of processing system for urban domestic refuse, described a kind of processing system for urban domestic refuse comprises rubbish storage hole, the garbage sorting system, the anaerobism flow container, anaerobic biological reactor, CIU, biogas generator, percolate storage pond and percolate post-processed system, be provided with the transhipment passage between described rubbish storage hole and the garbage sorting system, be provided with the seepage pipeline between described rubbish storage hole and the anaerobism flow container, be provided with the transhipment passage between garbage sorting system and the anaerobic biological reactor, anaerobic biological reactor is connected by pipeline and percolate storage pond, and percolate stores up between pond and the anaerobism flow container and is connected by pipeline.
Percolate post-processed system also comprises regulating reservoir, aerobic biochemical pond, ultrafiltration apparatus, nanofiltration device, described regulating reservoir is connected with anaerobism flow container pipeline, ultrafiltration apparatus is connected with aerobic biochemical pond and nanofiltration device pipeline respectively, and nanofiltration device is provided with pipeline and is connected with the water treatment plant, cities and towns.
Be provided with the transhipment passage between described garbage sorting system and the CIU.
Also be provided with breaker in the described garbage sorting system.
Rubbish storage hole is provided with watertight composition, avoids percolate to leak, and rubbish storage hole bottom design Cheng Xiangyi side has the gradient, and the described gradient is between the 0-30 degree.
Innovation part of the present utility model is:
1, handles the system for urban domestic refuse SOLID ORGANIC rubbish of dissolving in a large number, compare with common burying method and can shorten fermentation period.
2, handle in the system for urban domestic refuse because anaerobic biological reactor can move as equipment always, need not resemble common landfill method needs land restoration, significantly reduces floor space.
3, handle that anaerobic fermentation produces clear energy sources---biogas in the system for urban domestic refuse, a kind of green bio energy is provided, have that cost is low, environmental efficiency is high and characteristics such as sustainable development.Anaerobic fermentation technology is handled domestic waste, makes rubbish reach innoxious, has fully reclaimed the resource in the rubbish, turns waste into wealth, turns harm into good.This method is few for the heavy combustible component of China's municipal refuse, calorific value is low, and the characteristics that are difficult for burning provide efficient ways, has realized " minimizing, innoxious, resource " processing.
Description of drawings
Fig. 1 is a kind of processing system for urban domestic refuse of the utility model figure;
Fig. 2 is processing urban life CIU figure described in the utility model.
Among the figure: the house refuse that 1-comes from the city, 2-rubbish storage hole, 3-garbage sorting system; The 4-CIU, the 5-biogas generator, 6-anaerobism flow container, the 7-anaerobic biological reactor, the 8-regulating reservoir, 9-aerobic biochemical pond, the 10-ultrafiltration apparatus, the 11-nanofiltration device, water treatment plant, 12-cities and towns, the 13-compost, the 14-packing device, 15-is organic fertile, 16-percolate storage pond, 17-anaerobic reaction percolate, 18-biogas, 19-rubbish storage hole percolate, the 20-organic solid waste, the non-organic solid waste of 21-, the 22-incinerator, the 23-bootstrap system, the 24-smoke processing system, the 25-regulating reservoir, the 26-combustion-aid air system, the 27-feed water system of boiler, the 28-slag handling system.
The specific embodiment
The rubbish 1 that comes from the city shown in Fig. 1-2 is collected in rubbish storage hole 2, and 2 bottoms, rubbish storage hole have the gradient to a side, and the described gradient is between the 0-30 degree, is discharged to anaerobism flow container 6 smoothly with what guarantee rubbish storage hole percolate 19.
Rubbish is transported to garbage sorting system 3 and carries out classifying screen and choose among Fig. 1 from rubbish storage hole 2, and a class is non-organic solid waste 21, enters CIU 4.
Non-organic solid waste 21 and combustion-aid air system 26 are provided among Fig. 2 once with auxiliary air mixed combustion in incinerator 22, the heat that burning is produced is reclaimed by bootstrap system 23, flue gas after the process cooling enters atmosphere through chimney after sending into and handling in the smoke processing system 24; The slag that waste incineration produces is sent to landfill yard or as other purposes after slag handling system 28 is handled; The feed water system of boiler 27 is sent waste water into incinerator 22, and the waste water that CIU produces is sent to Waste Water Treatment.
Another kind of is organic solid waste 20, organic solid waste 20 is earlier through breaker, enter anaerobic biological reactor 7 again, anaerobic reaction percolate 17 after anaerobism flow container 6 is handled is squeezed into anaerobic biological reactor 7 by pump simultaneously, spray on the rubbish, control the moisture capacity, uniform of rubbish inside with this.Draw through experiment, guarantee that the microbial growth activity in 40%～45% pair of rubbish of anaerobic biological reactor 7 inner msw water contents is the most suitable.Organic solid waste 20 was through 20 days left and right sides anaerobic reactions, and top methane enters biogas generator 5 by the collecting pipe collection with the biogas 18 that goes out from anaerobism flow container 6 and generates electricity.
In the anaerobic biological reactor 7, by anaerobic reaction percolate 17 from anaerobism flow container 6 to rubbish spray that handle through to keep the damp condition of the best in the anaerobic biological reactor 7, strengthen the activity of anaerobe, satisfy the growth needs of anaerobe to greatest extent, the organic matter that quickens in the rubbish is degraded under the condition of anaerobism, produces the biogas 18 that is rich in methane simultaneously fast.The anaerobic organism reaction has the garbage degradation of acceleration and stable, alleviates percolate organic contamination intensity, increases methane gas production, produces speed, and then improve methane recovery and utilize advantages such as benefit, and the resource rate is higher.Anaerobic biological reactor has seepage control system, and reliable percolate discharge tube is set, and smoothly percolate is disposed to percolate storage pond 16.
After anaerobic organism reaction is finished, the stockyard is placed in its solid discharging,, form compost 13 after removing plastics and bulk rubbish, enter packing device 14 and produce organic fertile 15 through mesh screen.
The anaerobic reaction percolate 17 that produces in the anaerobic processes in the anaerobic reactor 7 enters percolate storage pond 16, is delivered to anaerobism flow container 6 by water pump, and anaerobism liquid is carried out anaerobic reaction, by the cooling water heating anaerobism flow container 6 of biogas generator 5.Enter anaerobic reactor 7 through anaerobism flow container 6 reacted water parts, to keep damp condition best in the anaerobic biological reactor 7, remaining water outlet enters regulating reservoir 25.
The sewage that comes out from regulating reservoir 25 enters aerobic biochemical pond 9, and temperature is controlled at 55 ℃～65 ℃.Anaerobic Treatment can reduce BOD effectively
5(BOD), COD(COD) and ammonia nitrogen, can also remove other polluters such as metals such as iron, manganese.Aerobic biochemical pond 9 is equipped with air-blast device.
Enter ultrafiltration apparatus 10 through the sewage after the Anaerobic Treatment, be provided with the multilayer milipore filter in the ultrafiltration apparatus 10, milipore filter has the fine holes of very high-density, energy effectively catching water-borne glue body particulate, polymer substance and microorganism etc.
Enter nanofiltration device 11 through the sewage after the hyperfiltration treatment, nanofiltration is a kind of pressure drive membrane separation process between counter-infiltration and ultrafiltration, the pore diameter range of the NF membrane that is provided with in the nanofiltration device 11 is about several nanometers, and the relative molecular weight of the material of holding back is about 200～2000.In addition, because NF membrane surface isolation layer is made of polyelectrolyte, make it have certain rejection to inorganic electrolyte.
Enter water treatment plant, cities and towns 12 concentrated processing through the sewage after the nanofiltration membrane treatment.
The utility model is not limited to above-mentioned embodiment, for those of ordinary skills, to any conspicuous improvement or the change that above-mentioned embodiment is made, can not exceed the protection domain of design of the present utility model and claims.
Claims (5)
1. handle system for urban domestic refuse for one kind, described a kind of processing system for urban domestic refuse comprises rubbish storage hole, the garbage sorting system, the anaerobism flow container, anaerobic biological reactor, CIU, biogas generator, percolate storage pond and percolate post-processed system, it is characterized in that: be provided with the transhipment passage between described rubbish storage hole and the garbage sorting system, be provided with the seepage pipeline between described rubbish storage hole and the anaerobism flow container, be provided with the transhipment passage between garbage sorting system and the anaerobic biological reactor, anaerobic biological reactor is connected by pipeline and percolate storage pond, and percolate stores up between pond and the anaerobism flow container and is connected by pipeline.
2. a kind of processing system for urban domestic refuse according to claim 1, it is characterized in that: percolate post-processed system also comprises regulating reservoir, aerobic biochemical pond, ultrafiltration apparatus, nanofiltration device, described regulating reservoir is connected with anaerobism flow container pipeline, ultrafiltration apparatus is connected with aerobic biochemical pond and nanofiltration device pipeline respectively, and nanofiltration device is provided with pipeline and is connected with the water treatment plant, cities and towns.
3. a kind of processing system for urban domestic refuse according to claim 1 is characterized in that: be provided with the transhipment passage between described garbage sorting system and the CIU.
4. a kind of processing system for urban domestic refuse according to claim 1 is characterized in that: also be provided with breaker in the described garbage sorting system.
5. a kind of processing system for urban domestic refuse according to claim 1 is characterized in that: rubbish storage hole is provided with watertight composition, and bottom, rubbish storage hole has the gradient to a side, and the described gradient is between the 0-30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205130742U CN201760437U (en) | 2010-09-01 | 2010-09-01 | System for treating urban household garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205130742U CN201760437U (en) | 2010-09-01 | 2010-09-01 | System for treating urban household garbage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201760437U true CN201760437U (en) | 2011-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205130742U Expired - Lifetime CN201760437U (en) | 2010-09-01 | 2010-09-01 | System for treating urban household garbage |
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| Country | Link |
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| CN (1) | CN201760437U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307848A (en) * | 2014-09-29 | 2015-01-28 | 吴长江 | Kitchen waste treatment method |
| CN106336253A (en) * | 2016-08-16 | 2017-01-18 | 宁夏顺宝现代农业股份有限公司 | Production process for producing organic fertilizer through concentrating biogas slurry by using multistage membrane separation technology |
| CN104959375B (en) * | 2015-07-27 | 2017-04-12 | 南京凯盛国际工程有限公司 | Method and system for remediating organic matter polluted soil by use of landfill leachate |
-
2010
- 2010-09-01 CN CN2010205130742U patent/CN201760437U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307848A (en) * | 2014-09-29 | 2015-01-28 | 吴长江 | Kitchen waste treatment method |
| CN104959375B (en) * | 2015-07-27 | 2017-04-12 | 南京凯盛国际工程有限公司 | Method and system for remediating organic matter polluted soil by use of landfill leachate |
| CN106336253A (en) * | 2016-08-16 | 2017-01-18 | 宁夏顺宝现代农业股份有限公司 | Production process for producing organic fertilizer through concentrating biogas slurry by using multistage membrane separation technology |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110316 |