CN105521981A - Control method and system for stink of operating area of municipal solid waste landfill - Google Patents
Control method and system for stink of operating area of municipal solid waste landfill Download PDFInfo
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- CN105521981A CN105521981A CN201510063096.0A CN201510063096A CN105521981A CN 105521981 A CN105521981 A CN 105521981A CN 201510063096 A CN201510063096 A CN 201510063096A CN 105521981 A CN105521981 A CN 105521981A
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- China
- Prior art keywords
- gas collection
- landfill
- operation area
- exhaust main
- floral tube
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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
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
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- Treating Waste Gases (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a system and a method for controlling the stink of an operating area of a municipal solid waste landfill. The system comprises a plurality of gas collecting wells (7) and a landfill gas treatment device (5) communicating with the gas collecting wells (7), and is characterized by further comprising a plurality of gas collecting floral tubes (2) which are laid at the bottom of the operating area and a temporary exhaust manifold (3) communicating the gas collecting floral tubes to a deodorization device. By adopting the system and the method, stink control can be achieved for the operating area of the municipal solid waste landfill during landfill operation, and disturbance to the residents caused by exhausting of the landfill can be avoided.
Description
Technical field
The present invention relates to environmental protection facility, be specifically related to a kind of system and method controlling household refuse landfill sites operation area foul smell.
Background technology
Household refuse landfill sites comprises operation area and non-operation area, and operation area is the region of loading rubbish wherein, and non-operation area is the vacant lot that still do not use or has filled rubbish and completed the region that table soil covers.Operation area is that the main foul smell of landfill yard distributes source, because the landfill operation time of every day is all more than tens hours, during landfill operation, landfill operation district cannot close, permanent gases guide system also cannot be set, therefore foul smell distributes in a large number from landfill operation district, causes landfill yard surrounding resident to endure stink puzzlement to the fullest extent.
Summary of the invention
The object of the invention is to solve conventional garbage landfill yard foul smell to distribute, affect the problem of region air quality
Therefore the present invention provides a kind of method controlling household refuse landfill sites operation area foul smell, comprising: 1) bottom described operation area, lay many gas collection floral tubes; 2) described many gas collection floral tubes are collected by an interim exhaust main; 3) in operation process, by described gas collection floral tube and interim exhaust main, the foul smell of described operation area is evacuated on an odor removal.
In a kind of detailed description of the invention, for described operation area provides extract system separately.In another embodiment, described interim exhaust main is connected to the existing gas guide of landfill yard and treatment system.
The present invention also provides one way of life refuse landfill stench control system, and the landfill gas treating apparatus comprising multiple gas collection well and be communicated with it, is characterized in that, comprising: many gas collection floral tubes, are laid on the bottom of described operation area; Interim exhaust main, is communicated to odor removal by described gas collection floral tube.
In the present invention, described odor removal is a biological deodorizing case separately established, and can also be same biological deodorizing case or deodorizing tower with described landfill gas treating apparatus.
Usually, the spacing of the gas collection floral tube of this control system is 5-10m.
Preferably, above-mentioned gas collection floral tube is near half section of described interim exhaust main, spacing between the aspirating hole laid is 70mm, the length of aspirating hole is 50mm, described gas collection floral tube is away from half section of described interim exhaust main, spacing between the aspirating hole laid is 70mm, and the length of aspirating hole is 100mm.
While garbage loading embeading operation, can start blower fan, implement to bleed to landfill operation district, the foul smell that landfill operation district junk-heap body produces can be extracted out by the floral tube buried underground under operation area, and discharges after the deodorizing of biological deodorizing Rose Box.This invention can make garbage loading embeading operation area obtain control of bleeding continuously during landfill operation, avoids landfill extraction to disturb residents.
Accompanying drawing explanation
Fig. 1 is the schematic diagram embodying the present invention's design;
Fig. 2 is the schematic diagram of first embodiment of the invention;
Fig. 3 is the schematic diagram of second embodiment of the invention;
Fig. 4 is the sectional drawing for a kind of gas collection floral tube of the present invention.
Detailed description of the invention
Below embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Figure 1, bury many gas collection floral tubes 2 bottom ground, refuse landfill operation area 1 underground, gas collection floral tube 2 is connected with the odor removal of outside by interim exhaust main 3.In the embodiment shown in Fig. 1, this odor removal comprise for the treatment of foul smell molecule biological deodorizing case 5, have solid granulates in filtering exhaust filter 6 and for providing the blower fan 4 of power for waste gas mass transfer.As known in the art, in biological deodorizing case, comprise microorganism, be preferably dispersed in solid phase carrier or liquid medium, the foul smell molecule can degrading introduced.Biological deodorizing case can be interim setting, according to operation area change in location change location, can also be fixedly installed.The form of filtering ponds or filtration tank can also be taked.
Fig. 2 is the schematic diagram of a kind of detailed description of the invention of the present invention.In this embodiment, for the gas collection floral tube 2 of operation area 1 provides separately above-mentioned odor removal.The benefit of adopting in this way is, for the gas collection floral tube within the scope of constant area, is equipped with the blower fan of constant power and the biofiltration case of fixation of microbe useful load or filtering ponds, can stability contorting Odor control quality.When operation, can open up landfill yard operation area according to predetermined area, like this, the load of the blower fan provided separately for it and biofilter keeps substantially constant, can not occur that load fluctuates because of the area fluctuation of new operation area, cause the situation that Odor control is insufficient.
Fig. 3 is the schematic diagram of the another kind of detailed description of the invention of the present invention.In the present embodiment, the gas collection floral tube 2 of operation area 1 is connected on the exhaust main 8 in landfill district by interim exhaust main 3, and this exhaust main 8 is also communicated with the gas collection well 7 in Zhe Yi landfill district, is gathered by the waste gas of each gas collection well, drains into landfill-gas collecting treatment system.Usually this landfill-gas collecting treatment system also comprises blower fan, filter and biological filter or filtration tank.
In the present invention, gas collection floral tube only can be laid on the bottom of operation area, can also set up gas collection floral tube as required at the middle part of operation area.About 5 to 10m is interposed between, preferably 5 to 8m between floral tube.Aspirating hole is preferably evenly laid in gas collection floral tube 2 circumferential wall.The floral tube of usual employing diameter 5080mm, radial laying 3 to 5 bar shaped aspirating holes, the long 50-70mm of each aspirating hole, wide about 3-6mm.As preferably, as shown in Figure 4, evenly lay 3 aspirating holes at circumferencial direction, the wide of hole is 3-6mm, and the diameter of gas collection floral tube is 50-80mm.In order to realize evenly bleeding of floral tube length direction, at near described interim exhaust main half section of gas collection floral tube, spacing between the aspirating hole laid is 70mm, the length of aspirating hole is 50mm, described gas collection floral tube is away from half section of described interim exhaust main, spacing between the aspirating hole laid is 70mm, and the length of aspirating hole is 70mm.
In exemplary embodiments of the present invention, gas collection floral tube is that polythene material is made, and it has suitable intensity, can bear rubbish applied pressure.After garbage loading embeading terminates, remove interim exhaust main, gas collection floral tube can be stayed in junk-heap body, continues to use as discharge, and the exhaust main be attached thereto is connected to neighbouring gas collection well, and the gas of heap body is imported gas collection well.Each gas collection floral tube can also be extracted out, reuse in new operation area.
According to the present invention, in the operation process of landfill yard, start the odor treating device being communicated to gas collection floral tube 2, the foul smell of operation area is collected from bottom by gas collection floral tube, enter odor treating device process, avoid foul smell and outwards distribute from operation area, affect surrounding environment health.
Below design of the present invention has been set forth in conjunction with specific embodiments.Those skilled in the art can do multiple change and change to these embodiments.Within the spirit and principles in the present invention all, any amendment done, equivalent replacements, improvement etc., within the protection domain that all should be included in claims restriction.
Claims (9)
1. control a method for household refuse landfill sites operation area foul smell, it is characterized in that, comprising:
Many gas collection floral tubes (2) are laid bottom described operation area;
Described many gas collection floral tubes are collected by an interim exhaust main (3);
In operation process, by described gas collection floral tube and interim exhaust main, the foul smell of described operation area is evacuated on an odor removal (5).
2. method according to claim 1, is characterized in that, described odor removal is biological deodorizing case or biological deodorizing tower.
3. method according to claim 1, is characterized in that, for described operation area provides extract system separately.
4. method according to claim 3, is characterized in that, described interim exhaust main is connected to the existing gas guide of landfill yard and treatment system.
5. one way of life refuse landfill stench control system, the landfill gas treating apparatus (5) comprising multiple gas collection well (7) and be communicated with it, is characterized in that, comprising:
Many gas collection floral tubes (2), are laid on the bottom of described operation area,
Interim exhaust main (3), is communicated to odor removal by described gas collection floral tube.
6. household refuse landfill sites stench control system according to claim 5, is characterized in that, described odor removal is a biological deodorizing case separately established.
7. household refuse landfill sites stench control system according to claim 5, is characterized in that, described odor removal and described landfill gas treating apparatus are same biological deodorizing case or deodorizing tower.
8. household refuse landfill sites stench control system according to claim 5, is characterized in that, the spacing of described gas collection floral tube is 5-10 rice.
9. household refuse landfill sites stench control system according to claim 8, it is characterized in that, described gas collection floral tube is near half section of described interim exhaust main, spacing between the aspirating hole laid is 70mm, the length of aspirating hole is 50mm, described gas collection floral tube is away from half section of described interim exhaust main, and the spacing between the aspirating hole of laying is 70mm, and the length of aspirating hole is 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510063096.0A CN105521981A (en) | 2015-02-06 | 2015-02-06 | Control method and system for stink of operating area of municipal solid waste landfill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510063096.0A CN105521981A (en) | 2015-02-06 | 2015-02-06 | Control method and system for stink of operating area of municipal solid waste landfill |
Publications (1)
| Publication Number | Publication Date |
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| CN105521981A true CN105521981A (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510063096.0A Pending CN105521981A (en) | 2015-02-06 | 2015-02-06 | Control method and system for stink of operating area of municipal solid waste landfill |
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| CN202079068U (en) * | 2011-05-25 | 2011-12-21 | 河南百川畅银实业有限公司 | Landfill-gas collecting well |
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| CN202212400U (en) * | 2011-08-06 | 2012-05-09 | 上海市环境工程设计科学研究院有限公司 | Mobile plane source stench gas capturing device used in operation area of land fill space of refuse |
| CN102441552A (en) * | 2011-12-26 | 2012-05-09 | 上海环境实业有限公司 | Efficient biogas production type domestic garbage landfill |
| US8287625B2 (en) * | 2007-07-25 | 2012-10-16 | Casella Waste Systems, Inc. | Systems and methods for treating landfill gas using landfill leachate |
| CN202683585U (en) * | 2012-07-02 | 2013-01-23 | 深圳市格林赛特环保能源科技有限公司 | Foul gas collection control device of refuse landfill |
| CN103361262A (en) * | 2013-07-19 | 2013-10-23 | 长沙威保特环保科技有限公司 | Collection method and collection system for landfill biogas |
| CN204583834U (en) * | 2015-02-06 | 2015-08-26 | 湖南首创投资有限责任公司 | Household refuse landfill sites operation area stench control system |
-
2015
- 2015-02-06 CN CN201510063096.0A patent/CN105521981A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8287625B2 (en) * | 2007-07-25 | 2012-10-16 | Casella Waste Systems, Inc. | Systems and methods for treating landfill gas using landfill leachate |
| CN101716589A (en) * | 2009-12-22 | 2010-06-02 | 浙江大学 | Comprehensive treatment method for odour pollution of urban refuse landfill |
| CN202079068U (en) * | 2011-05-25 | 2011-12-21 | 河南百川畅银实业有限公司 | Landfill-gas collecting well |
| CN102380498A (en) * | 2011-08-03 | 2012-03-21 | 城市建设研究院 | Aerobic treating system and method for refuse landfill |
| CN202212400U (en) * | 2011-08-06 | 2012-05-09 | 上海市环境工程设计科学研究院有限公司 | Mobile plane source stench gas capturing device used in operation area of land fill space of refuse |
| CN102441552A (en) * | 2011-12-26 | 2012-05-09 | 上海环境实业有限公司 | Efficient biogas production type domestic garbage landfill |
| CN202683585U (en) * | 2012-07-02 | 2013-01-23 | 深圳市格林赛特环保能源科技有限公司 | Foul gas collection control device of refuse landfill |
| CN103361262A (en) * | 2013-07-19 | 2013-10-23 | 长沙威保特环保科技有限公司 | Collection method and collection system for landfill biogas |
| CN204583834U (en) * | 2015-02-06 | 2015-08-26 | 湖南首创投资有限责任公司 | Household refuse landfill sites operation area stench control system |
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Application publication date: 20160427 |