CN207079205U - Rubbish landfill gas purifies concentrate methane equipment - Google Patents
Rubbish landfill gas purifies concentrate methane equipment Download PDFInfo
- Publication number
- CN207079205U CN207079205U CN201721004240.4U CN201721004240U CN207079205U CN 207079205 U CN207079205 U CN 207079205U CN 201721004240 U CN201721004240 U CN 201721004240U CN 207079205 U CN207079205 U CN 207079205U
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- China
- Prior art keywords
- activated carbon
- pipeline
- tower
- entrance
- desulfurizing tower
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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
Abstract
The utility model discloses a kind of rubbish landfill gas to purify concentrate methane equipment, including the roots blower being sequentially connected, desulfurizing tower, charcoal canister unit, dust removal filter, de-watering apparatus, helical-lobe compressor and pressure-swing absorber unit, wherein, the entrance of activated charcoal unit passes through pipeline and the outlet of desulfurizing tower, the charcoal canister unit includes the first activated carbon tower and second activated carbon tower in parallel with the first activated carbon tower, and the heating pipeline connected by heater is additionally provided between first activated carbon tower and the second activated carbon tower.The utility model is rational in infrastructure, can prevent etching apparatus to being pre-processed into the unstripped gas before compressor, improve service life of equipment, can extend activated carbon service life, improve methane concentration.
Description
Technical field
It the utility model is related to rubbish landfill gas processing technology field, and in particular to rubbish landfill gas purification concentrate methane is set
It is standby.
Background technology
At present, rubbish landfill gas is the product of organic matter anaerobic fermentation, is mainly derived from large-scale landfill, is a kind of
Flammable mixed gas, main component are 40%~60% methane（CH4）With 30%~50% carbon dioxide（CO2）, and nitrogen
（N2）, oxygen（O2）, micro ammonia（NH3）, hydrogen sulfide（H2S）And VOC（VOC）Deng.If to garbage loading embeading
Gas is not developed, and not only producing stench influences environment, and can bring potential safety hazard；On the contrary, by garbage loading embeading air lift
Pure is natural gas, can not only improve environment and produce social benefit, and can bring certain economic well-being of workers and staff.
Rubbish landfill gas produces natural gas and depends on big-and-middle-sized refuse landfill, extracts landfill yard by roots blower first
With obtain house refuse fermentation caused by landfill gas, then by correlation gas separation equipment the rubbish of low methane concentrations is filled out
The pure natural gas for high methane concentration of air lift is buried, is incorporated to gas distributing system.
Because refuse classification work in China's is not perfect, the VOC containing high level, is mixed into natural gas tube in rubbish landfill gas
Net can produce harmful effect；Prior art is perfect not enough in terms of desulfurization, dehydration, dedusting, causes intensity of desulfurizer and activity
The situation of failure happens occasionally, dehydration, the improper service life for also reducing Marsh gas compression head of dedusting, produces tremendous economic damage
Lose.It is less than 2000Sm3/h landfill yard in particular for garbage loading embeading throughput, the present invention proposes that purification adaptable therewith carries
Dense methane equipment.
Prior art feature：
（1）VOC containing high level in rubbish landfill gas, harmful effect can be produced by being mixed into gas distributing system；In order to de-
Except VOC, activated carbon needs often to change, and workload is big；
（2）Prior art is perfect not enough in terms of desulfurization, dehydration, dedusting, and rubbish landfill gas hydrogen sulfide content is low, uses
Wet desulfurizing process and equipment are complicated, uneconomical；The humidity of rubbish landfill gas is higher, meets hydrogen sulfide meeting etching apparatus, reduces
The service life of Marsh gas compression head and pipeline.
The content of the invention
The defects of the purpose of this utility model exists aiming at prior art, there is provided it is a kind of rational in infrastructure, can be to entering
Unstripped gas before compressor is pre-processed, and prevents etching apparatus, is improved service life of equipment, can be extended activated carbon and use the longevity
Life, improve the rubbish landfill gas purification concentrate methane equipment of methane concentration.
Its technical scheme is：Rubbish landfill gas purifies concentrate methane equipment, including
Roots blower, the roots blower are connected by pipeline and the outlet of the rubbish landfill gas of refuse landfill；
Desulfurizing tower, the entrance of the desulfurizing tower are connected by pipeline and roots blower outlet；
Charcoal canister unit, the entrance of the activated charcoal unit pass through pipeline and the outlet of desulfurizing tower, the activity
Canister unit includes the first activated carbon tower and second activated carbon tower in parallel with the first activated carbon tower, first activated carbon tower with
The heating pipeline connected by heater is additionally provided between second activated carbon tower；
Dust removal filter, the entrance of the dust removal filter are connected by the outlet of pipeline and activated charcoal unit；
De-watering apparatus, the entrance of the de-watering apparatus are connected by the outlet of pipeline and dust removal filter；
Helical-lobe compressor, the entrance of the helical-lobe compressor are connected by the gas vent of pipeline and de-watering apparatus；
Pressure-swing absorber unit, the entrance of the pressure-swing absorber unit are connected by the outlet of pipeline and helical-lobe compressor
Connect, the pressure-swing absorber unit includes multiple pressure-swing absorbers for alternateing work.
The desulfurizing tower includes conventional desulfurizing tower parallel with one another and standby desulfurizing tower.
The desulfurizing tower is iron oxide desulfurizing tower.
The de-watering apparatus includes
Handpiece Water Chilling Units, the entrance of the handpiece Water Chilling Units are connected by the outlet of pipeline and dust removal filter；
Coalescing filter, the entrance of the coalescing filter are connected by pipeline and the gas vent of handpiece Water Chilling Units.
The pressure-swing absorber includes four adsorption towers of alternation.
The utility model compared with prior art, has advantages below：It is rational in infrastructure, can be to the original before entrance compressor
Material gas is pre-processed, and is reduced hydrogen sulfide content, VOC content, water content and dustiness, is then boosted through compressor, into change
Adsorption tower unit is pressed, removes carbon dioxide, the concentration of methane is risen to 95%, improves methane concentration and the rate of recovery, pass through pretreatment
Etching apparatus can be effectively prevented, improves service life of equipment；Additionally by between the first activated carbon tower and the second activated carbon tower
Heater is set, activated carbon service life can be extended.
Brief description of the drawings
Here is that the utility model is further illustrated in conjunction with the accompanying drawings and embodiments.
Fig. 1 is structural representation of the present utility model；
In figure：1. roots blower；2. often use desulfurizing tower；3. the first activated carbon tower；4. the second activated carbon tower；5. heater；
6. dust removal filter；7. handpiece Water Chilling Units；8. coalescing filter；9. helical-lobe compressor；10. pressure-swing absorber；11. standby desulfurization
Tower.
Embodiment
Reference picture 1, rubbish landfill gas purification concentrate methane equipment, including roots blower 1, desulfurizing tower, charcoal canister unit,
Dust removal filter 6, de-watering apparatus, helical-lobe compressor 9 and pressure-swing absorber unit.
Wherein, the entrance of roots blower is connected by pipeline and the outlet of the rubbish landfill gas of refuse landfill；Roots blower
Outlet by pipeline successively with desulfurizing tower, charcoal canister unit, dust removal filter 6, de-watering apparatus, helical-lobe compressor 9 and become
Press the connection of adsorption tower unit.
Charcoal canister unit includes the first activated carbon tower 3 and the second activated carbon tower 4, the first activated carbon tower 3 and the second activity
Charcoal tower 4 is in parallel, also, the heating connected by heating pipeline is additionally provided between the first activated carbon tower 3 and the second activated carbon tower 4
Device 5；When the first activated carbon tower 3 adsorbs VOC, draw one gas and produce high-temperature gas into heater 5, high-temperature gas is to second
Activated carbon tower 4 is purged, and completes the regeneration to the second activated carbon tower 4, such activated carbon tower 4 of first activated carbon tower 3 and second
Alternate cycles are adsorbed and regeneration, complete the removing to VOC.
De-watering apparatus includes the handpiece Water Chilling Units 7 being sequentially connected and coalescing filter 8, the entrance of handpiece Water Chilling Units 7 pass through pipe
Road is connected with the outlet of dust removal filter 6；The entrance of coalescing filter 8 is connected by pipeline and the gas vent of handpiece Water Chilling Units 7
Connect.After unstripped gas enters the removing dust of dust removal filter 6, cool into handpiece Water Chilling Units 7, be water droplet by water recovery, pass through
Coalescing filter 8 completes water removal.
Pressure-swing absorber unit includes multiple pressure-swing absorbers 10 for alternateing work, and pressure-swing absorber 10 includes alternating
Four adsorption towers of work.Mode methane recovery is pressed to rise to 90% using multitower.Pressure-swing absorber unit removes titanium dioxide
Carbon, pressure-swing absorber 10 is by four adsorption tower alternations, and an absorption another desorption simultaneously, other are pressed, and methane is dense
Degree highest is carried to 95%, into gas distributing system.
Desulfurizing tower includes conventional desulfurizing tower 2 and standby desulfurizing tower 11 parallel with one another, and desulfurizing tower is iron oxide desulfurizing tower.
1 two tower a preparation and a use of conventional desulfurizing tower 2 and standby desulfurizing tower are set, for removing hydrogen sulfide.
During work, rubbish landfill gas leads to iron oxide desulfurizing tower by roots blower 1, for removing hydrogen sulfide；By desulfurization
Unstripped gas enter charcoal canister unit, when the first activated carbon tower 3 adsorb VOC when, draw one gas and produce height into heater 5
Wet body, high-temperature gas purge to the second activated carbon tower 4, complete the regeneration to the second activated carbon tower 4, such first activity
The alternate cycles of 3 and second activated carbon tower of charcoal tower 4 are adsorbed and regeneration, complete the removing to VOC；Unstripped gas enters dust removal filter 6
Dust is removed, cools into handpiece Water Chilling Units 7, is water droplet by water recovery, completes to remove water by coalescing filter 8；Water removal
Unstripped gas afterwards enters helical-lobe compressor 9, boosts to 5bar, into pressure-swing absorber unit carbon dioxide removal, four transformations
Adsorption tower alternation, an absorption, while another is desorbed, other are pressed, and methane concentration highest is carried to 95%, into day
Right gas pipe network.
The utility model garbage loading embeading throughput 1000Sm3/ h, pressure 40kPa, gas discharge 480Sm after purification3/ h,
Methane purity >=95%, compression preprocessing system meet the air inlet product of screw compressor according to above-mentioned purification technological design
Matter, equipment running status are stable.
The utility model is not limited to above-mentioned embodiment, in those skilled in the art's possessed knowledge,
It can also be made a variety of changes on the premise of the utility model aims are not departed from, the content after change still falls within the utility model
Protection domain.
Claims (5)
1. rubbish landfill gas purifies concentrate methane equipment, it is characterised in that：Including
Roots blower, the roots blower are connected by pipeline and the outlet of the rubbish landfill gas of refuse landfill；
Desulfurizing tower, the entrance of the desulfurizing tower are connected by pipeline and roots blower outlet；
Charcoal canister unit, the entrance of the activated charcoal unit pass through pipeline and the outlet of desulfurizing tower, the charcoal canister
Unit includes the first activated carbon tower and second activated carbon tower in parallel with the first activated carbon tower, first activated carbon tower and second
The heating pipeline connected by heater is additionally provided between activated carbon tower；
Dust removal filter, the entrance of the dust removal filter are connected by the outlet of pipeline and activated charcoal unit；
De-watering apparatus, the entrance of the de-watering apparatus are connected by the outlet of pipeline and dust removal filter；
Helical-lobe compressor, the entrance of the helical-lobe compressor are connected by the gas vent of pipeline and de-watering apparatus；
Pressure-swing absorber unit, the entrance of the pressure-swing absorber unit are connected by the outlet of pipeline and helical-lobe compressor, institute
Stating pressure-swing absorber unit includes multiple pressure-swing absorbers for alternateing work.
2. rubbish landfill gas according to claim 1 purifies concentrate methane equipment, it is characterised in that：The desulfurizing tower includes
Conventional desulfurizing tower parallel with one another and standby desulfurizing tower.
3. rubbish landfill gas according to claim 2 purifies concentrate methane equipment, it is characterised in that：The desulfurizing tower is oxygen
Change iron desulfurizing tower.
4. rubbish landfill gas according to claim 1 purifies concentrate methane equipment, it is characterised in that：The de-watering apparatus bag
Include
Handpiece Water Chilling Units, the entrance of the handpiece Water Chilling Units are connected by the outlet of pipeline and dust removal filter；
Coalescing filter, the entrance of the coalescing filter are connected by pipeline and the gas vent of handpiece Water Chilling Units.
5. rubbish landfill gas according to claim 1 purifies concentrate methane equipment, it is characterised in that：The pressure-swing absorber
Four adsorption towers including alternation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004240.4U CN207079205U (en) | 2017-08-11 | 2017-08-11 | Rubbish landfill gas purifies concentrate methane equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004240.4U CN207079205U (en) | 2017-08-11 | 2017-08-11 | Rubbish landfill gas purifies concentrate methane equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207079205U true CN207079205U (en) | 2018-03-09 |
Family
ID=61419877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721004240.4U Active CN207079205U (en) | 2017-08-11 | 2017-08-11 | Rubbish landfill gas purifies concentrate methane equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207079205U (en) |
-
2017
- 2017-08-11 CN CN201721004240.4U patent/CN207079205U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190402 Address after: 257067 No. 267 South Second Road, Dongying District, Dongying City, Shandong Province Patentee after: Shandong High Speed Corey Petroleum Equipment Co., Ltd. Address before: 257000 No. 1002 Xiliu Road, Dongying City, Shandong Province Co-patentee before: SHANDONG KERUI PETROLEUM EQUIPMENT CO., LTD. Patentee before: Hengye Petroleum New Technology Application Co., Ltd., Shandong |
|
| TR01 | Transfer of patent right |