CN208857223U - A kind of methane purification tail gas treatment device - Google Patents
A kind of methane purification tail gas treatment device Download PDFInfo
- Publication number
- CN208857223U CN208857223U CN201821562460.3U CN201821562460U CN208857223U CN 208857223 U CN208857223 U CN 208857223U CN 201821562460 U CN201821562460 U CN 201821562460U CN 208857223 U CN208857223 U CN 208857223U
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- Prior art keywords
- methane
- storehouse
- purification
- resistance film
- equipment
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Abstract
The utility model discloses a kind of methane purification tail gas treatment devices, including primary purification equipment, the side of the primary purification equipment is equipped with circulation valve first, the side of the circulation valve first is equipped with circulation valve second, the lower section of the primary purification equipment is installed by once methane outlet, one end of methane outlet is equipped with sealing valve, the side of the sealing valve is equipped with aspiration pump first, the inner wall of the primary purification equipment is equipped with methane resistance film first, the side of the methane resistance film first is equipped with methane resistance film second, the other side of the methane resistance film first is equipped with filtering cabin, the side of the filtering cabin is equipped with Pressure chamber, mixing biogas import is installed above the Pressure chamber, the other side of the methane resistance film second is equipped with appendix.The utility model purifies biogas in such a way that film filters and condenses compression twice, keeps the purity of biogas higher.
Description
Technical field
The utility model relates to methane purification technical field, specially a kind of methane purification tail gas treatment device.
Background technique
With our economic development, so that develop slowly, biogas is wherein one of energy, and is removed for the energy rare
Impurity composition in biogas makes high methane content, calorific value and foreign gas component quality and meets Natural gas standard requirement
High-quality fuel gas, it is absorption process, pressure swing adsorption method, cryogenic condensation respectively that methane purification, which may be implemented there are four types of method,
Method and membrane separating method, it is very extensive for the fuel gas utilization after methane purification, and methane purification bio-natural gas can professorship
Change and utilize biogas, effectively reduce biogas project because biogas utilization is insufficient empty caused by greenhouse effects, there is environmentally friendly and energy
Source double benefit, in recent years, China have carried out a series of research work in methane purification technology and equipment research and development field.
But existing methane purification tail gas treatment device low efficiency, and purify not high；Therefore, existing need are unsatisfactory for
It asks, to this, we have proposed a kind of methane purification tail gas treatment devices.
Utility model content
The purpose of this utility model is to provide a kind of methane purification tail gas treatment devices, to solve in above-mentioned background technique
The low efficiency of proposition, and purify the problems such as not high.
To achieve the above object, the utility model provides the following technical solutions: a kind of methane purification tail gas treatment device, packet
Primary purification equipment is included, the side of the primary purification equipment is equipped with circulation valve first, and the side of the circulation valve first is equipped with
Circulation valve second, once methane outlet, one end of a methane outlet are installed for the lower section installation of the primary purification equipment
There is sealing valve, the side of the sealing valve is equipped with aspiration pump first, and the inner wall of the primary purification equipment is equipped with methane resistance film
First, the side of the methane resistance film first are equipped with methane resistance film second, and the other side of the methane resistance film first is equipped with filtering cabin, institute
The side for stating filtering cabin is equipped with Pressure chamber, and mixing biogas import is equipped with above the Pressure chamber, and the methane hinders film second
The other side appendix is installed, one end of the appendix is equipped with aspiration pump second, and the side of the aspiration pump second is equipped with
Time condensation equipment for purifying, the inner wall of the time condensation equipment for purifying are equipped with cooling storehouse, the lower section installation of the cooling storehouse
There is carbon dioxide outlet, one end of the carbon dioxide outlet is equipped with temperature-resistanball ball valve, and the inner wall of the cooling storehouse is equipped with two
Secondary pressure purifies storehouse, and the secondary pressure purification is equipped with metal dish above storehouse, is equipped with above the metal dish hydraulic
Storehouse, the inner wall in the hydraulic storehouse are equipped with hydraulic arm, and the oblique upper in the hydraulic storehouse is equipped with hydraulic pump, and the time condensation mentions
The side of pure equipment is equipped with pressure pipe, and one end of the pressure pipe is equipped with aspiration pump third, and the both ends of the aspiration pump third are equal
Sealed butterfly valve is installed, the side of the aspiration pump third is equipped with temperature returning furnace, and the inner wall of the temperature returning furnace is equipped with storehouse of rising again, institute
The outer surface for stating storehouse of rising again is equipped with electrical coil resistance, and the side of the temperature returning furnace is equipped with escape pipe, one end peace of the escape pipe
Equipped with spare butterfly valve.
Preferably, the inner wall setting of the primary purification equipment is fluted, and the primary purification equipment and methane hinder film first
It is connected with methane resistance film second by groove.
Preferably, the lower end surface of the metal dish is provided with sheet rubber.
Preferably, one end of a methane outlet is provided with flange, and end face of flange is provided with hole, the sealing valve
End face be provided with hole, a methane outlet is bolted with sealing valve.
Preferably, the mixing biogas import is connect with primary purification equipment by argon arc welding.
Preferably, the lower end surface in secondary pressure purification storehouse is provided with hole.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model makes flow velocity of the gas in pipeline or container more by augmenting aspiration pump on each pipeline
Fastly, increase its efficiency；
2, the utility model compresses carbon dioxide out, so that carbon dioxide is become liquid, and recycle by low temperature compression, and
By the heat absorption of liquid carbon dioxide, it is recycled；
3, the utility model improves the concentration of biogas by the primary and secondary purification to biogas well
4, the utility model is by the valve on pipeline, can more quickly cope with emergency situations, and will not be because of at one
Pipeline is damaged and gas is caused to leak.
Detailed description of the invention
Fig. 1 is a kind of methane purification tail gas treatment device entirety main view of the utility model；
Fig. 2 is a kind of methane purification tail gas treatment device entirety sectional view of the utility model；
Fig. 3 is the hydraulic device partial structural diagram of the utility model.
In figure: 1, mixing biogas import；2, circulation valve first；3, primary purification equipment；4, circulation valve second；5, a biogas goes out
Mouthful；6, aspiration pump first；7, sealing valve；8, appendix；9, aspiration pump second；10, time condensation equipment for purifying；11, sealed butterfly valve；
12, aspiration pump third；13, pressure pipe；14, temperature returning furnace；15, escape pipe；16, spare butterfly valve；17, methane hinders film first；18, methane hinders
Film second；19, Pressure chamber；20, filtering cabin；21, temperature-resistanball ball valve；22, carbon dioxide outlet；23, cooling storehouse；24, secondary pressure mentions
Pure storehouse；25, electrical coil resistance；26, it rises again storehouse；27, hydraulic pump；28, hydraulic storehouse；29, hydraulic arm；30, metal dish.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of methane purification tail gas treatment device, including
Primary purification equipment 3, the side of primary purification equipment 3 are equipped with circulation valve first 2, and the side of circulation valve first 2 is equipped with circulation valve
The lower section installation of second 4, primary purification equipment 3 is once equipped with sealing valve 7 in methane outlet 5, one end of a methane outlet 5,
The side of sealing valve 7 is equipped with aspiration pump first 6, and the inner wall of primary purification equipment 3 is equipped with methane resistance film first 17, and methane hinders film first
17 side is equipped with methane resistance film second 18, and the other side of methane resistance film first 17 is equipped with filtering cabin 20, the side of filtering cabin 20
Pressure chamber 19 is installed, in the case where filtering is in vacuum, the gas inside storehouse 19 is released stress, makes it quickly through film
Filtering, the top of Pressure chamber 19 are equipped with mixing biogas import 1, and the other side of methane resistance film second 18 is equipped with appendix 8, gas transmission
One end of pipe 8 is equipped with aspiration pump second 9, and the side of aspiration pump second 9 is equipped with time condensation equipment for purifying 10, time condensation purification
The inner wall of equipment 10 is equipped with cooling storehouse 23, heat absorption liquid can be recycled, and utilize the principle rise and fall of air pressure, cooling storehouse 23
Lower section is equipped with carbon dioxide outlet 22, and one end of carbon dioxide outlet 22 is equipped with temperature-resistanball ball valve 21, the inner wall of cooling storehouse 23
Secondary pressure purification storehouse 24 is installed, the top in secondary pressure purification storehouse 24 is equipped with metal dish 30, the top peace of metal dish 30
Equipped with hydraulic storehouse 28, the inner wall in hydraulic storehouse 28 is equipped with hydraulic arm 29, and the oblique upper in hydraulic storehouse 28 is equipped with hydraulic pump 27, secondary
The side of condensation equipment for purifying 10 is equipped with pressure pipe 13, and one end of pressure pipe 13 is equipped with aspiration pump the third 12, aspiration pump the third 12
Both ends be mounted on sealed butterfly valve 11, the side of aspiration pump the third 12 is equipped with temperature returning furnace 14, and the inner wall of temperature returning furnace 14 is equipped with
It rises again storehouse 26, the outer surface in storehouse 26 of rising again is equipped with electrical coil resistance 25, and the side of temperature returning furnace 14 is equipped with escape pipe 15, escape pipe 15
One end spare butterfly valve 16 is installed.
Further, the inner wall setting of primary purification equipment 3 is fluted, and primary purification equipment 3 and methane hinder film first 17 and first
Alkane hinders film second 18 and is connected by groove, can play fine fixed function, prevent from falling off.
Further, the lower end surface of metal dish 30 is provided with sheet rubber, during compression, prevents the leakage of gas.
Further, one end of a methane outlet 5 is provided with flange, and end face of flange is provided with hole, the end face of sealing valve 7
It is provided with hole, a methane outlet 5 is bolted with sealing valve 7, is conveniently replaceable and overhauls.
Further, mixing biogas import 1 is connect with primary purification equipment 3 by argon arc welding, its airtightness is increased.
Further, the lower end surface in secondary pressure purification storehouse 24 is provided with hole, convenient for condensing compressed liquids recovery.
Working principle: in use, mixing biogas enters Pressure chamber 19 by mixing biogas import 1, circulation valve first 2 is opened
Circulation valve first 2 is closed after gas is full of primary purification equipment 3 with circulation valve second 4, is made in such a way that film is ventilative in addition to first
Gas penetration methane resistance film first 17 and methane other than alkane hinder film second 18, after impurity has filtered completely, close circulation valve second 4,
Aspiration pump first 6 and sealing valve 7 are opened, the inside of primary purification equipment 3 is evacuated to vacuum, and least a portion of methane is laggard by film
Enter the inside to secondary pressure purification storehouse 24, secondary mention is carried out to the gas inside biogas again by way of condensation compression
It is pure, so that the gas other than methane is become liquid, and make it into cooling storehouse 23, other gases of liquid using the principle of air pressure
It can be discharged by carbon dioxide outlet 22, carbon dioxide in the majority can be fabricated to dry ice, and the biogas after secondary purification passes through pumping
Air pump the third 12 detaches the inside for entering temperature returning furnace 14, is risen again by 25 heat release of electrical coil resistance to methane, later by going out
Tracheae 15 is recycled.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of methane purification tail gas treatment device, including primary purification equipment (3), it is characterised in that: the primary purification is set
The side of standby (3) is equipped with circulation valve first (2), and the side of the circulation valve first (2) is equipped with circulation valve second (4), described primary
Once methane outlet (5), one end of a methane outlet (5) are equipped with sealing valve for the lower section installation of equipment for purifying (3)
(7), the side of the sealing valve (7) is equipped with aspiration pump first (6), and the inner wall of the primary purification equipment (3) is equipped with methane
It hinders film first (17), the side of methane resistance film first (17) is equipped with methane resistance film second (18), methane resistance film first (17)
The other side is equipped with filtering cabin (20), and the side of the filtering cabin (20) is equipped with Pressure chamber (19), the Pressure chamber (19)
Top is equipped with mixing biogas import (1), and the other side of methane resistance film second (18) is equipped with appendix (8), the gas transmission
One end of pipe (8) is equipped with aspiration pump second (9), and the side of the aspiration pump second (9) is equipped with time condensation equipment for purifying (10),
The inner wall of the time condensation equipment for purifying (10) is equipped with cooling storehouse (23), is equipped with dioxy below the cooling storehouse (23)
Change carbon outlet (22), one end of the carbon dioxide outlet (22) is equipped with temperature-resistanball ball valve (21), the cooling storehouse (23) it is interior
Wall is equipped with secondary pressure purification storehouse (24), is equipped with metal dish (30) above secondary pressure purification storehouse (24), described
It is equipped with above metal dish (30) hydraulic storehouse (28), the inner wall of the hydraulic storehouse (28) is equipped with hydraulic arm (29), the liquid
The oblique upper of pressure storehouse (28) is equipped with hydraulic pump (27), and the side of the time condensation equipment for purifying (10) is equipped with pressure pipe
(13), one end of the pressure pipe (13) is equipped with aspiration pump third (12), and the both ends of the aspiration pump third (12) are mounted on close
Sealing butterfly valve (11), the side of the aspiration pump third (12) are equipped with temperature returning furnace (14), and the inner wall of the temperature returning furnace (14) is equipped with
It rises again storehouse (26), the outer surface of the storehouse of rising again (26) is equipped with electrical coil resistance (25), and the side of the temperature returning furnace (14) is equipped with
One end of escape pipe (15), the escape pipe (15) is equipped with spare butterfly valve (16).
2. a kind of methane purification tail gas treatment device according to claim 1, it is characterised in that: the primary purification equipment
(3) inner wall setting is fluted, and the primary purification equipment (3) passes through recessed with methane resistance film first (17) and methane resistance film second (18)
Slot connection.
3. a kind of methane purification tail gas treatment device according to claim 1, it is characterised in that: the metal dish (30)
Lower end surface is provided with sheet rubber.
4. a kind of methane purification tail gas treatment device according to claim 1, it is characterised in that: a methane outlet
(5) one end is provided with flange, and end face of flange is provided with hole, and the end face of the sealing valve (7) is provided with hole, a natural pond
Gas outlet (5) is bolted with sealing valve (7).
5. a kind of methane purification tail gas treatment device according to claim 1, it is characterised in that: the mixing biogas import
(1) it is connect with primary purification equipment (3) by argon arc welding.
6. a kind of methane purification tail gas treatment device according to claim 1, it is characterised in that: the secondary pressure purification
The lower end surface in storehouse (24) is provided with hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821562460.3U CN208857223U (en) | 2018-09-21 | 2018-09-21 | A kind of methane purification tail gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821562460.3U CN208857223U (en) | 2018-09-21 | 2018-09-21 | A kind of methane purification tail gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208857223U true CN208857223U (en) | 2019-05-14 |
Family
ID=66419139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821562460.3U Expired - Fee Related CN208857223U (en) | 2018-09-21 | 2018-09-21 | A kind of methane purification tail gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208857223U (en) |
-
2018
- 2018-09-21 CN CN201821562460.3U patent/CN208857223U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20200921 |
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| CF01 | Termination of patent right due to non-payment of annual fee |