CN101767102B - Air discharging device for garbage landfill yard - Google Patents
Air discharging device for garbage landfill yard Download PDFInfo
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- CN101767102B CN101767102B CN2009101308108A CN200910130810A CN101767102B CN 101767102 B CN101767102 B CN 101767102B CN 2009101308108 A CN2009101308108 A CN 2009101308108A CN 200910130810 A CN200910130810 A CN 200910130810A CN 101767102 B CN101767102 B CN 101767102B
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- 239000010813 municipal solid waste Substances 0.000 title abstract description 24
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B1/00—Dumping solid waste
- B09B1/008—Subterranean disposal, e.g. in boreholes or subsurface fractures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/18—Making embankments, e.g. dikes, dams
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0085—Geotextiles
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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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses an air discharging device for a garbage landfill yard. The device has a top air collecting tube for collecting air generated from the upper most garbage layer. The air discharging device for a garbage landfill yard comprises an air collecting tube positioned in garbage layers vertically and collecting air generated from the garbage layers, a draught tube positioned in the upper most garbage layer and formed around the air collecting tube for preventing the air collecting tube form being extruded, an air transmission pipeline connected to the upper part of the air collecting tube for discharging air collected in the air collecting tube, and a top air collecting tube installed at the external of the draught tube for collecting air generated from the upper most garbage layer.
Description
The application requires the priority at the 10-2008-0137843 korean patent application of Korea S's submission on December 31st, 2008, and the full content of this application is incorporated this paper by reference into.
Technical field
The present invention relates to a kind of gas discharging apparatus for refuse landfill, relate to particularly a kind of gas discharging apparatus with gas-collecting pipe, wherein gas-collecting pipe is collected the gas that generates from the superiors' waste layer.
Background technology
In traditional refuse landfill, garbage reclamation such as urban solid garbage, building waste (reclaimed) is arrived predetermined height, the rubbish that reclaims is covered by the cladding material such as earth (being commonly referred to as " covering dirt bed ").The process that reclaims and cover repeats for several times, thereby finishes refuse landfill, and in refuse landfill, the rubbish that reclaims decomposes the several years naturally.That is to say that all rubbish are not all to reclaim once, but constantly reclaim, to form a plurality of waste layer.In general, one deck has about 5 meters thickness, and the rubbish that wherein reclaims has about 4.5 meters thickness, and the covering dirt bed that forms on the waste layer that reclaims has about 0.5 meter thickness.As covering dirt bed, having the earth than low permeability, the earth that reclaims from building waste etc. can use.The formation that covers dirt bed has structure and health purpose, and prevented rubbish exposure, minute spread, overflow, prevented the smell of rubbish, the breeding of insect, and the infiltration of rainwater etc.Cover dirt bed and can be categorized as middle dirt bed and the final dirt bed that covers of covering.The middle dirt bed that covers is formed between the waste layer, finally covers dirt bed and is formed on the superiors' waste layer.Preferably, finally cover dirt bed and comprise air scavenge layer, drainage blanket and top soil.
In general, finishing whole refuse landfill needs the several years, and reclaiming a waste layer also needs the several months.During garbage reclamation and after the garbage reclamation, the rubbish of recovery all can decompose, and a kind of combustible gas (after this will be called gas recovery) generates from the rubbish that decomposes.In order to discharge the gas that generates from waste layer, a plurality of gas emission pipes with gas inlet hole vertically are installed in the waste layer.By emission gases, reduced possibility on fire in refuse landfill, blast.The gas that generally is discharged is eliminated by burning.But recently, the gas of discharging is recovered, thereby electric with next life.
Fig. 1 is the schematic diagram that shows for traditional gas discharging apparatus of refuse landfill.As shown in Figure 1, a plurality of waste layer 54 form continuously, are forming between the waste layer 54 and on the superiors' waste layer 54 and cover dirt bed 56.Gas-collecting pipe 10 is mounted to the predetermined degree of depth vertically in waste layer 54, and collects the gas that generates from waste layer 54.The top of gas-collecting pipe 10 is connected to gas transport pipeline 40.The gas of collecting in gas-collecting pipe 10 is transferred to condensate drain 42 by gas transport pipeline 40, thereby the gas of condensed water with collection is separated.Waste layer 54 is solidified after reclaiming, thereby keeps hole 50 wherein, and still, the superiors' waste layer 54 is not cured to the degree that is enough to keep hole 50.Therefore, in the superiors' waste layer 54, provide a kind of steel pipe 82, to prevent hole 50 distortion.Between gas-collecting pipe 10 and hole 50/ steel pipe 82, filling porous material such as rubble, gather materials (aggregates) etc., thereby prevents the obstruction of gas-collecting pipe 10.When new waste layer forms, upwards promote steel pipe 82 to prolong hole 50 and to extend gas-collecting pipe 10 on the superiors' waste layer 54.In Fig. 1, the escapement of distance between hole 50 and the gas-collecting pipe 10 is kept in label 20 representatives, and escapement 20 can be made by polyethylene or steel.
Therefore, the gas-collecting pipe 10 in the superiors' waste layer 54 is positioned among the steel pipe 82, correspondingly, and the gas-collecting pipe 10 in the superiors' waste layer 54 and 54 isolation of the superiors' waste layer.Therefore, collect the gas that generates from the superiors' waste layer 54 with gas-collecting pipe 10, but spread and leak into the surface of the superiors' waste layer 54 from the gas that the superiors' waste layer 54 generates.Because the leakage of gas has caused the deterioration of refuse landfill ambient conditions, and has reduced the recovery ratio of gas.
Summary of the invention
Therefore, an object of the present invention is to provide a kind of gas discharging apparatus for refuse landfill, this device has gas-collecting pipe, and gas-collecting pipe is collected the gas that generates from the superiors' waste layer.Another object of the present invention provides a kind of gas discharging apparatus for refuse landfill, and this device has structural stability.
In order to achieve the above object, the invention provides a kind of gas discharging apparatus for refuse landfill, comprising: gas-collecting pipe is arranged in vertically waste layer and collects the gas that generates from described waste layer; Conduit is arranged in the superiors' waste layer and formation around described gas-collecting pipe, is squeezed to prevent described gas-collecting pipe; The gas transport pipeline is connected to the top of described gas-collecting pipe, and is emitted on the gas of collecting in the described gas-collecting pipe; And the top gas collecting pipe, be installed on the outside of described conduit, and collect the gas that generates from described the superiors waste layer.
Description of drawings
Fig. 1 is the schematic diagram that shows for traditional gas discharging apparatus of refuse landfill;
Fig. 2 shows the schematic diagram that is used for the gas discharging apparatus of refuse landfill according to one embodiment of the present invention;
Fig. 3 shows according to the perspective view of one embodiment of the present invention for the extension of the gas discharging apparatus conduit of refuse landfill;
Fig. 4 shows according to the schematic diagram of one embodiment of the present invention for the top gas collecting pipe of the gas discharging apparatus of refuse landfill;
Fig. 5 shows the schematic diagram that according to the present invention another embodiment is used for the gas discharging apparatus of refuse landfill;
Fig. 6 shows according to the present invention another embodiment to the schematic diagram of the useful filling mould of the gas discharging apparatus that is used for refuse landfill;
Fig. 7 shows the schematic diagram that according to the present invention another embodiment is used for the gas discharging apparatus of refuse landfill; And
Fig. 8 shows the schematic diagram that was used for the gas discharging apparatus of refuse landfill before reclaiming the superiors' waste layer according to one embodiment of the present invention.
The specific embodiment
By with reference to understanding better and more comprehensively the advantage that the present invention and the present invention bring below in conjunction with the detailed description of accompanying drawing.
Fig. 2 is the schematic diagram that is used for the gas discharging apparatus of refuse landfill according to one embodiment of the present invention.As shown in Figure 2, the gas discharging apparatus according to first embodiment of the invention comprises gas-collecting pipe 110, conduit 120, gas transport pipeline 170 and top gas collecting pipe 130.
Gas-collecting pipe 110 is arranged in waste layer 54,55 vertically, and the gas of gas-collecting pipe 110 collection generations from waste layer 54,55, and collected gas transport is arrived its top.As shown in Figure 2, vertical gas-collecting pipe 110 is installed in the superiors' waste layer 55 and in lower floor's waste layer 54, and collects the gas that is generated by garbage decomposition.Vertical gas-collecting pipe 110 has a plurality of gas inlet holes in its surface, thereby collection gas, and gas-collecting pipe 110 can be made by thermoplastic resin, for example, high density polyethylene (HDPE) (HDPE), gas-collecting pipe 110 generally has 15-35 centimetre interior diameter.Usually, form 10 to 14 gas inlet holes on the circumference ambient level ground of vertical gas-collecting pipe 110.The gas inlet hole can have the diameter of 10-14 millimeter, preferably has the diameter of 11-13 millimeter, and the distance between the gas inlet hole can be the 20-40 millimeter, is preferably the 25-35 millimeter.When new waste layer is recovered and the height of refuse landfill when increasing, by will additional gas-collecting pipe 110 being connected to existing gas-collecting pipe 110 gas-collecting pipe 110 is prolonged.For example, the overall diameter of additional gas-collecting pipe 110 is identical with the interior diameter of existing gas-collecting pipe 110, gas-collecting pipe 110 that this is additional is inserted into existing gas-collecting pipe 110, and additional gas-collecting pipe 110 be connected gas-collecting pipe 110 and connect by screw bolt and nut or welding.In Fig. 1, label 56 represents the conventional dirt bed that covers.
When the height of the waste layer that reclaims increased, the length of conduit 120 can become shorter in order to reclaim.If use conduit 120 in without any situation about revising, conduit 120 will be positioned at and cover under the dirt bed 56 so.So, conduit 120 can not be connected to gas transport pipeline 170, and rainwater may flow into waste layer 55, is difficult to cover conduit 120 with cover plate, and can generates more peculiar smell from refuse landfill.Fig. 3 is the perspective view for the extension of the conduit 120 of gas discharging apparatus of the present invention.Extension 122 can be connected to the top of conduit 120, thereby increases the height of conduit 120.As shown in Figure 3, extension 122 comprises body 124a, is used for being connected to upper limb and lower edge 123a, 123b and the lifting annular 124b of conduit 120.In addition, conduit 120 can comprise connecting hole 125, and gas transport pipeline 170 connects by connecting hole 125.Body 124a has the structure of steel conduit, and coexisting mutually with conduit 120 does not have opening on its sidewall.Upper limb and lower edge 123a, 123b have for bolted hole.Lifting annular 124b is identical with connecting ring 121 purposes of conduit 120.The length of extension 122 can be 1 to 5 meter, is preferably 2 to 4 meters.When the height of the waste layer that reclaims increased, the length of conduit 120 can be extended by the upper end that extension 122 is connected to conduit 120.Under these circumstances, the lower edge 123b of extension 122 is connected to the edge (not shown) that forms in the upper end of conduit 120.
As previously mentioned, when reclaiming next waste layer (new waste layer), conduit 120 is moving upward, to be used for new regenerant.In order to promote conduit 120, steel wire is connected to connecting ring 121, and by hoisting machine (for example crane) steel wire is upwards drawn.Under these circumstances, in order to finish effectively, economically the process of lifting, can pinion conduit 120 and top gas collecting pipe 130, then conduit 120 and top gas collecting pipe 130 upwards be mentioned simultaneously.For conduit 120 is tied up into association with top gas collecting pipe 130, by utilizing the things such as steel wire, top gas collecting pipe 130 can be bind to conduit 120.Therefore, top gas collecting pipe 130 can be fixed in conduit 120.Alternatively, conduit 120 and top gas collecting pipe 130 can be distinguished in order upwards lifting, thereby have reduced lifting conduit 120 and top gas collecting pipe 130 needed power.In the case, preferably promote first top gas collecting pipe 130, and then promote conduit 120.
Top gas collecting pipe 130 is installed in the outside of conduit 120, and collects the gas that generates from the superiors' waste layer 55.Shown in Fig. 2 and 4, top gas collecting pipe 130 comprises antipriming pipe 132, sealed tube 134 and connecting portion 136.Antipriming pipe 132 is arranged in the superiors' waste layer 55, and collects the gas that generates from the superiors' waste layer 55.Side surface at antipriming pipe 132 forms a plurality of gas inlet hole 133b, to collect gas.Preferably, the height of the length of antipriming pipe 132 and the superiors' waste layer 55 is basic identical, and perhaps the height of the Length Ratio the superiors waste layer 55 of antipriming pipe 132 is slightly short.Antipriming pipe 132 can be made by thermoplastic resin (for example, high density polyethylene (HDPE) (HDPE)), and its internal diameter is 10-30 centimetre, is preferably 20-25 centimetre.Antipriming pipe 132 has 10 to 14 gas inlet hole 133b at its horizontal circumference usually.Distance between the gas inlet hole 133b is 2-4 centimetre.Sealed tube 134 is connected to the top of antipriming pipe 132 in the following manner, and sealed tube 134 communicates with antipriming pipe 132, and the gas of collecting in antipriming pipe 132 flows into sealed tube 134.Sealed tube 134 is arranged in the earth antelabium 58 on the superiors' waste layer 55, and stops earth, water, gas etc. to flow into antipriming pipe 132.One end of connecting portion 136 is connected to the top of sealed tube 134, and the other end of connecting portion 136 is connected to gas transport pipeline 170.Therefore, the gas of collecting in antipriming pipe 132 is transferred to gas transport pipeline 170 by connecting portion 136.Conventional pressure reducer can be used as connecting portion 136 and uses.Antipriming pipe 132, sealed tube 134 and connecting portion 136 can be plant-manufactured types of attachment, or connect by modes such as riveted joint, welding before installation.
Top gas collecting pipe 130 raises individually or upwards with conduit 120, to be used for the recovery of new waste layer.Fig. 4 is the schematic diagram that shows according to the top gas collecting pipe in the gas discharging apparatus of one embodiment of the present invention.As shown in Figure 4, fixed bar 133a is installed on the top of antipriming pipe 132, and penetrates the top of antipriming pipe 132.It is in order to be easy to promote top gas collecting pipe 130 that fixed bar 133a is provided.When promoting top gas collecting pipe 130, the hook of hoisting machine (not shown) (extension section) 133c is fixed to fixed bar 133a, thereby upwards pulls top gas collecting pipe 130.Preferably, fixed bar 133a inserts among the gas inlet hole 133b of antipriming pipe 132, thereby is fixed in antipriming pipe 132.As fixed bar 133a, can use Hi-tensile bolt 133a, this Hi-tensile bolt 133a can be assemblied in antipriming pipe 132 by nut.As hoisting machine, can use conventional crane, this crane has hook 133c in its end, is used for upwards pulling top gas collecting pipe 130.When promoting top gas collecting pipe 130, the hook 133c of crane inserts top gas collecting pipe 130 by the upper hole of connecting portion 136.So, in top gas collecting pipe 130, hook 133c is fixed in fixed bar 133a.Therefore, by hook 133c is fixed in Hi-tensile bolt 133a, upwards promote hook 133c, correspondingly, top gas collecting pipe 130 also is lifted to next waste layer.
As shown in Figure 2, for antipriming pipe 132 is fixed in conduit 120, can provide fixed part 138 (for example, clips), thereby with predetermined vertical spacing antipriming pipe 132 and conduit 120 be pinioned.Preferably, cover antipriming pipe 132 with geotextile, flow into to prevent liquid or solid (for example rubbish, earth), but allow gas flow.As geotextile 139, can use the material of from the group of the compositions such as knitted fabric, textile fabric, non-woven material, selecting.Geotextile 139 can be made by the material that has good chemical stability and have a good mechanical robustness for soda acid.For example, geotextile 139 can be made by thermoplastic fibre, such as the polypropylene with even, good gas permeability, polyester etc.Geotextile 139 can form at all surfaces of antipriming pipe 132.For example, center on or covering antipriming pipe 132 with geotextile 139.Therefore, the gas that generates from the superiors' waste layer 55 is filtered at geotextile 139, and in antipriming pipe 132 interior collections.
Fig. 5 shows the schematic diagram that is used for the gas discharging apparatus of refuse landfill according to second embodiment of the invention.As shown in Figure 5, gas discharging apparatus according to second embodiment of the invention comprises gas-collecting pipe 110, conduit 120, gas transport pipeline 170 and top gas collecting pipe 130, and is identical in their structure and function and the gas discharging apparatus according to first embodiment of the invention shown in Fig. 2.Top gas collecting pipe 130 comprises antipriming pipe 132, sealed tube 134 and connecting portion 136, and is identical in their 26S Proteasome Structure and Function and Fig. 2 and the top gas collecting pipe 130 shown in Figure 4.In gas discharging apparatus as shown in Figure 5, grid net 142 forms around antipriming pipe 132, is filled between antipriming pipe 132 and the grid net 142 such as the porous material 144 of gathering materials of reclaiming, rubble etc.Grid net 142 has the web frame of rectangle, and is positioned at around the antipriming pipe 132.Reclaim gather materials, rubble or other analogs be filled between grid net 142 and the antipriming pipe 132, it filters out impurity and prevents that antipriming pipe 132 from being stopped up by earth.Grid net 142 can be made by the steel wire that scribbles polyvinyl chloride (PVC).The length on one side of rectangle net is generally the 20-40 millimeter in the grid net 142, yet this length can change according to 144 the size of gathering materials.Distance between grid net 142 and the antipriming pipe 132 is 30-40 centimetre, is preferably 25-35 centimetre.Grid net 142 stably supports and fixing porous material 144.Therefore, porous material 144 places grid net 142.Therefore, the gas that generates from the superiors' waste layer 55 is collected in antipriming pipe 132, and does not comprise impurity, for example earth.As porous material 144, can use routine to gather materials or rubble, can use particularly gathering materials or circulate and gathering materials (recovery that obtains is gathered materials) of recovery from building waste.The size of porous material 144 is generally the 20-40 millimeter, and preferably, the size of porous material 144 is greater than the net size of grid net 142.
If necessary, porous material 144 can pass through bump and compacting, to keep shape and the stability of grid net 142 and porous material 144.For the process of compacting, can temporarily around grid net 142, install and fill mould.Particularly, fill mould and be positioned at around antipriming pipe 132 and the grid net 142, porous material 144 is filled between antipriming pipe 132 and the grid net 142.Then, bump is filled mould, thus compacting porous material 144.After finishing compacting process, remove the filling mould.As filling mould, the extension 122 shown in Fig. 3 can carry out using after some change.Fig. 6 is the schematic diagram that shows according to the useful filling mould of second embodiment of the invention.As shown in Figure 6, extension 122 longitudinally separates along vertical curve 148a, 148b, thereby is divided into two parts.Two parts of separating are by one or more locking device 147a combination, to keep original shape of extension 122.When using filling mould 146, two parts of separating are separated, and place around the antipriming pipe 132.Then by utilizing locking device 147a to connect part separately, to form original circle (tubular).Grid net 142 places the inside of filling mould, and porous material 144 is filled in the grid net 142.Fill mould 146 compactings by bump and be filled into porous material 144 in the grid net 142, and dismounting and remove the filling mould.
Fig. 7 is the schematic diagram that shows according to the gas discharging apparatus of third embodiment of the invention.As shown in Figure 7, gas discharging apparatus according to third embodiment of the invention comprises gas-collecting pipe 110, conduit 120, gas transport pipeline 170 and top gas collecting pipe 130, and is identical in their 26S Proteasome Structure and Function and the gas discharging apparatus according to first embodiment of the invention shown in Fig. 2.Top gas collecting pipe 130 comprises antipriming pipe 132, sealed tube 134 and connecting portion 136, and is identical in their 26S Proteasome Structure and Function and the top gas collecting pipe 130 shown in Fig. 2 and 4.In addition, geotextile 139 forms around antipriming pipe 132, flows into antipriming pipe 132 to stop impurity such as rubbish, earth.The function of geotextile 139, structure and effect are identical with the geotextile 139 shown in Fig. 2.In the 3rd embodiment of the present invention, around the bottom of antipriming pipe 132, form dike 152, with the fixing position of antipriming pipe 132.Dike 152 can form with porous material, for example conventionally gathers materials, rubble, is specially that reclaiming gathers materials or circulate gathers materials (that is the recovery that, is obtained by building waste is gathered materials).The height of dike 152 is 0.5-2.5 rice, is preferably 1-2 rice.The diameter of dike 152 is 2-5 times of antipriming pipe 132 diameters, is preferably 3-4 doubly, and this is because dike 152 should place around the antipriming pipe 132.
Operation according to gas discharging apparatus of the present invention will be in following description.Fig. 8 is the schematic diagram according to the gas discharging apparatus of first embodiment of the invention that showed before reclaiming the superiors' waste layer, and wherein the top gas collecting pipe is to install for the first time.At first, in lower floor's waste layer, close the air valve of gas transport pipeline 170, dismounting is also extended gas transport pipeline 170.Remove the cover plate that is installed on the conduit 120, additional gas-collecting pipe 110 is connected to existing gas-collecting pipe 110.The height with new waste layer (the superiors' waste layer) is identical basically for the length of additional gas-collecting pipe 110.The second, conduit 120 is upwards risen to the height of new waste layer, then cover plate is assembled on the conduit 120 after the lifting.The 3rd, top gas collecting pipe 130 is installed in conduit 120 next doors after the lifting vertically.The antipriming pipe 132 of top gas collecting pipe 130, sealed tube 134 and connecting portion 136 can be the goods that dispatch from the factory of type of attachment, perhaps can connect before being installed to conduit 120 next doors.Crane can be used for promoting conduit 120 and top gas collecting pipe 130.By utilizing fixed part 138 (steel wire, fibrecord, rubber belt etc.), top gas collecting pipe 130 is bonded to conduit 120, thereby makes top gas collecting pipe 130 be fixed in vertically conduit 120.The surface of the antipriming pipe 132 of top gas collecting pipe 130 is covered by geotextile 139, and the connecting portion of top gas collecting pipe 130 136 is closed by cover plate, thereby prevents the outflow of gas.The 4th, gas transport pipeline 170 is connected to conduit 120 (thereby being connected to vertical gas-collecting pipe 110), thus the gas in the transmitting catheter 120 (Fig. 8).The 5th, carry out the recovery of new waste layer 55, and form covering dirt bed 56 and earth antelabium 58 (Fig. 2).The 6th, remove the cover plate on the connecting portion 136, and connecting portion 136 is connected to gas transport pipeline 170.After connecting gas transport pipeline 170, check the function of all parts.In gas discharging apparatus of the present invention, collect the gas that from the superiors' waste layer 55, generates with top gas collecting pipe 130, collect the gas that from lower floor's waste layer 54, generates with vertical gas-collecting pipe 110.
After in waste layer (its will as lower floor's waste layer), the top gas collecting pipe being installed, the process that reclaims another new waste layer (its will as the superiors' waste layer) is described with reference to Fig. 2.At first, close the air valve of gas transport pipeline 170, and with connecting portion 136 dismountings of gas transport pipeline 170 from conduit 120 and top gas collecting pipe 130.Available cover plate is closed the connecting portion 136 of top gas collecting pipe 130, thereby prevents the gas outflow, and gas transport pipeline 170 is prolonged.Remove the cover plate of installing at conduit 120, and additional gas-collecting pipe 110 is connected to existing gas-collecting pipe 110.The second, conduit 120 and top gas collecting pipe 130 are upwards promoted by crane.Under these circumstances, the lifting owing to top gas collecting pipe 130 has produced the space.Therefore, can more easily promote conduit 120.Available cover plate covers the conduit 120 that rises.The 3rd, by utilizing fixed part 138 (steel wire, fibrecord, rubber belt etc.), the top gas collecting pipe 130 that rises is bind to conduit 120, thereby makes top gas collecting pipe 130 be fixed in vertically conduit 120.The surface of the antipriming pipe 132 of top gas collecting pipe 130 can be covered by geotextile 139.Then, carry out in the same way the process in the 4th step (connections that conduit 120 is connected with the gas transmission pipeline), be described in conjunction with Fig. 8 before this step.
With reference to figure 5, in waste layer (its will as lower floor's waste layer), install after the top gas collecting pipe, the process of another new waste layer of recovery (its will as the superiors' waste layer) will be described.In this case, used the gas discharging apparatus according to second embodiment of the invention as shown in Figure 5.At first, close the air valve of gas transport pipeline 170, and with connecting portion 136 dismountings of gas transport pipeline 170 from conduit 120 and top gas collecting pipe 130.Available cover plate is closed the connecting portion 136 of top gas collecting pipe 130, thereby prevents the gas outflow, and prolongs gas transport pipeline 170.Remove the cover plate of installing at conduit 120, and additional gas-collecting pipe 110 is connected to existing gas-collecting pipe 110.The second, upwards promote conduit 120 and top gas collecting pipe 130 with crane.Available cover plate covers the conduit 120 that rises.If necessary, by utilizing fixed part 138 (steel wire, fibrecord, rubber belt etc.) the top gas collecting pipe 130 that rises is bonded on the conduit 120, thereby so that top gas collecting pipe 130 is fixed in conduit 120 vertically.The 3rd, around the antipriming pipe 132 of the top gas collecting pipe 130 that rises, form grid net 142, and, with porous material 144 (such as recovery gather materials, rubble etc.) be filled between antipriming pipe 132 and the grid net 142.Then, carry out in the same way the process in the 4th step (connections that gas transport pipeline 170 is connected with conduit), be described in conjunction with Fig. 8 before this step.
With reference to figure 7, in waste layer (its will as lower floor's waste layer), install after the top gas collecting pipe, the process of another new waste layer of recovery (its will as the superiors' waste layer) will be described.In this case, used the gas discharging apparatus according to third embodiment of the invention as shown in Figure 7.At first, close the air valve of gas transport pipeline 170, and with connecting portion 136 dismountings of gas transport pipeline 170 from conduit 120 and top gas collecting pipe 130.Available cover plate is closed the connecting portion 136 of top gas collecting pipe 130, thereby prevents the gas outflow, and prolongs gas transport pipeline 170.Remove the cover plate of installing at conduit 120, and additional gas-collecting pipe 110 is connected to existing gas-collecting pipe 110.The second, upwards promote conduit 120 and top gas collecting pipe 130 with crane.Available cover plate covers the conduit 120 that rises.The 3rd, the surface of the antipriming pipe 132 of top gas collecting pipe 130 is covered by geotextile 139, thereby prevent the inflow of liquid or solid (for example rubbish, earth), and around the bottom of antipriming pipe 132, form dike 152, with the fixing position of the bottom of antipriming pipe 132.Then, carry out in the same way the process in the 4th step (connections that gas transport pipeline 170 is connected with conduit), be described in conjunction with Fig. 8 before this step.
As mentioned above, gas discharging apparatus of the present invention comprises the top gas collecting pipe, this top gas collecting pipe has prevented diffusion and the leakage of gas in the superiors' waste layer, and this top gas collecting pipe is stably collected the gas that generates from the superiors' waste layer.Therefore, gas discharging apparatus of the present invention has reduced the environmental disruption that gas recovery causes.The top gas collecting pipe of gas discharging apparatus of the present invention can be reused when reclaiming new waste layer.In addition, the preparation of gas discharging apparatus of the present invention is that environmental protection is economical again.
Claims (3)
1. gas discharging apparatus that is used for refuse landfill comprises:
Gas-collecting pipe is arranged in vertically waste layer and collects the gas that generates from described waste layer;
Conduit is arranged in the superiors' waste layer and forms around described gas-collecting pipe, is squeezed and prevents Leakage Gas to prevent described gas-collecting pipe;
The gas transport pipeline is connected to the top of described gas-collecting pipe, and is emitted on the gas of collecting in the described gas-collecting pipe; And
The top gas collecting pipe is fixed on the described conduit vertically, and collects the gas that generates from described the superiors waste layer;
Wherein, described top gas collecting pipe comprises: antipriming pipe is arranged in described the superiors waste layer, and collects the gas that generates from described the superiors waste layer; Sealed tube is connected to the top of described antipriming pipe in the mode that described sealed tube communicates with described antipriming pipe and the gas collected flows into described sealed tube in described antipriming pipe; And connecting portion, the one end is connected to the top of described sealed tube, and the other end is connected to described gas transport pipeline;
And wherein, described antipriming pipe is covered by geotextile;
And wherein, when the next waste layer on the described the superiors of the recovery waste layer, upwards lifting or described conduit and described top gas collecting pipe upwards rise to respectively described next waste layer in order simultaneously for described conduit and described top gas collecting pipe.
2. the gas discharging apparatus for refuse landfill as claimed in claim 1, the material of wherein said geotextile for selecting the group that forms from knitted fabric, textile fabric and non-woven material.
3. the gas discharging apparatus for refuse landfill as claimed in claim 1, wherein said top gas collecting pipe further comprises fixed bar, described fixed bar is installed on the top of described antipriming pipe, the hook of crane inserts described top gas collecting pipe by described connecting portion, and described hook is fixed in described fixed bar, to be used for upwards promoting described top gas collecting pipe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2008-0137843 | 2008-12-31 | ||
| KR20080137843A KR100948027B1 (en) | 2008-12-31 | 2008-12-31 | Gas discharging apparatus for waste reclaimed land having a gas gathering apparatus in the uppest layer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101767102A CN101767102A (en) | 2010-07-07 |
| CN101767102B true CN101767102B (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101308108A Expired - Fee Related CN101767102B (en) | 2008-12-31 | 2009-04-15 | Air discharging device for garbage landfill yard |
Country Status (2)
| Country | Link |
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| KR (1) | KR100948027B1 (en) |
| CN (1) | CN101767102B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101881018B1 (en) * | 2011-03-02 | 2018-07-23 | 주식회사 한국종합기술 | Leachate and gas treatment system from the disposal sites stamped out domestic animal and poultry |
| CN102400473B (en) * | 2011-08-08 | 2014-02-26 | 南京大学 | Construction method for gas suction vertical shaft of waste landfill gas and collection device |
| CN104043638B (en) * | 2014-06-23 | 2016-01-13 | 环境保护部南京环境科学研究所 | A kind of for controlling house refuse greenhouse gases CH 4the equipment of release and control method thereof |
| CN105312293A (en) * | 2015-05-28 | 2016-02-10 | 南京科技职业学院 | Landfill gas guiding and exhausting system of landfill |
| CN108099291A (en) * | 2017-12-15 | 2018-06-01 | 江苏和合环保集团有限公司 | A kind of Sludge landfill isolation board |
| KR101983323B1 (en) * | 2017-12-28 | 2019-05-28 | 동우개발 주식회사 | In-situ multi-functional landfill cover system with high performance landfill gas collector and Hydrogen Sulfide removal layer |
| CN108421803A (en) * | 2018-05-15 | 2018-08-21 | 北京环境工程技术有限公司 | A kind of surface gas collection device |
| KR102658465B1 (en) * | 2023-03-08 | 2024-04-18 | 주식회사 지오셀코리아 | Horizontal collection method landfill construction method using geocell |
| CN117086058B (en) * | 2023-09-05 | 2024-05-17 | 北京朝阳环境集团有限公司 | Internal circulation natural ventilation type household garbage landfill and control method thereof |
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| KR100418635B1 (en) * | 2001-12-11 | 2004-02-14 | (주) 상원이엔씨 | Reclamation Gas Sampler to be stabilized sampling |
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| KR20060016586A (en) * | 2004-08-18 | 2006-02-22 | 윤중현 | Reclaimed land system of waste matters for promoting aerotropic fermentation |
| CN1865761A (en) * | 2005-05-30 | 2006-11-22 | 首都圈埋立地管理公社 | Gas discharging apparatus for waste reclaimed land |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN101767102A (en) | 2010-07-07 |
| KR100948027B1 (en) | 2010-03-19 |
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