CN206916095U - A kind of biogas water elution carbon device of efficient energy-saving - Google Patents
A kind of biogas water elution carbon device of efficient energy-saving Download PDFInfo
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- CN206916095U CN206916095U CN201720319413.5U CN201720319413U CN206916095U CN 206916095 U CN206916095 U CN 206916095U CN 201720319413 U CN201720319413 U CN 201720319413U CN 206916095 U CN206916095 U CN 206916095U
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- China
- Prior art keywords
- tower
- liquid
- absorption tower
- desorber
- water
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Abstract
The utility model discloses a kind of biogas water elution carbon device of efficient energy-saving, it includes compressor, absorption tower, waterpower washes booster pump, primary flash tower, drier and desorber, wherein described compressor connects with the gas feed on the absorption tower, the liquid outlet on the absorption tower is washed booster pump by waterpower and connected with the liquid-inlet of the primary flash tower, the gas vent on the absorption tower connects with the drier, the liquid outlet of the primary flash tower connects with the liquid-inlet of the desorber, the liquid outlet of the desorber connects with the liquid-inlet on the absorption tower, the gas vent of primary flash tower connects with the compressor.The biogas water elution carbon device of efficient energy-saving of the present utility model adds waterpower washing booster pump tool, it is possible to achieve the recycling of energy；Thorough, reduction circulation water consumption is parsed in recirculated water；Can using water wisely as absorbent, nonhazardous, recycling using water in decarbonizing process.
Description
Technical field
The utility model belongs to biogas washing technical field, the biogas water elution carbon dress of more particularly to a kind of efficient energy-saving
Put.
Background technology
With the shortage of fossil resources, exploitation secondary energy sources have become the main development strategy of countries in the world.Biogas is not
Only raw material sources are abundant and cost is low, inexpensive, and combustion thermal efficiency is higher, has recyclability, is a kind of the clear of function admirable
Clean fuel, and the main aspect of current new energy development.
50%~60% or so methane, 40% or so carbon dioxide and other a small amount of impurity gas are usually contained in biogas
Body.Domestic biogas uses mainly as rural area kitchen range fuel, and purposes is not wide, and use value is low, and biogas is after purifying decarburization,
Its methane content reaches more than 95% and can be described as bio-natural gas, vehicle fuel gas and industrial chemicals can be used as to use, purposes is more
Extensively.Methane decarbonization is mainly solvent absorption at present, and the method separating effect is preferable, but investment cost is big, high energy consumption, economy compared with
Difference.
Biogas is typically first filtered out impurity by WATER-WASHING METHOD Methane decarbonization technique, then dry desulfurization, then compressed through compressor
To 0.8~1.5Mpa, the biogas after pressurization enters absorption tower and carries out spray washing, and water temperature is 4~10 DEG C, and the water after washing returns to
Normal pressure desorber is released, and the biogas after decarburization finally uses molecular sieve adsorption drying and dehydrating.
Energy fails effectively to utilize in above-mentioned existing decarbonization process, and energy consumption is higher, absorbs that water temperature is relatively low is set, it is necessary to freeze
Standby, consumed energy is big.The CO2 dissolved in water parses by flash distillation, and residual is more, influences absorbability, causes quantity of circulating water to increase.
Methane losses are big and purity is not high.
The purpose of this utility model is to overcome the drawbacks described above of prior art, researches and develops a kind of biogas water elution of efficient energy-saving
Carbon device, the decarbonization device add waterpower washing booster pump tool, it is possible to achieve the recycling of energy；Parsed in recirculated water thorough
Bottom, reduce circulation water consumption；Can using water wisely as absorbent, nonhazardous, recycling using water in decarbonizing process.
Utility model content
The purpose of this utility model is that circulation water consumption can be saved by providing one kind, realize efficient, energy-conservation, the section of water saving
Can efficient methane washing decarbonization device.
The technical solution of the utility model is：A kind of biogas water elution carbon device of efficient energy-saving, it includes compressor, inhaled
Tower, washing booster pump, primary flash tower, drier and desorber are received, wherein the compressor and the gas on the absorption tower
Inlet communication, it is described washing booster pump connected with the liquid-inlet on the absorption tower, the liquid outlet on the absorption tower with it is described
The liquid-inlet connection of primary flash tower, the gas vent on the absorption tower connect with the drier, the primary flash tower
Liquid outlet connected with the liquid-inlet of the desorber, the liquid outlet of the desorber with it is described washing booster pump liquid
Body inlet communication, the gas vent of primary flash tower connect with the compressor.
Further, in addition to circulating pump, the liquid outlet of the desorber pass through circulating pump and pipeline and the washing
The liquid-inlet connection of booster pump.
Further, the air intlet of the desorber is connected by pipeline with blower fan.
In summary, the beneficial effects of the utility model are：The biogas water elution carbon of efficient energy-saving of the present utility model
Device methane losses are not more than 3%, and purity is higher than 97%, add waterpower washing booster pump tool, it is possible to achieve the recovery of energy
Utilize；Thorough, reduction circulation water consumption is parsed in recirculated water；Made in decarbonizing process using water as absorbent, nonhazardous, circulation
With can using water wisely.Realize efficient, energy-conservation, the purpose of water saving.
The utility model is described in more detail below by embodiment.
Brief description of the drawings
Fig. 1 is the structural representation of the biogas water elution carbon device of efficient energy-saving of the present utility model.
Embodiment
The utility model is further described in a manner of embodiment combination accompanying drawing below.
As shown in figure 1, it illustrates the concrete structure of the biogas water elution carbon device of efficient energy-saving of the present utility model, should
Biogas energy-saving decarbonation device includes compressor 2, absorption tower 3, washing booster pump 1, primary flash tower 4, drier and desorber
5, wherein compressor 2 connects with the gas feed on the absorption tower 3, and the washing booster pump 1 and the liquid on the absorption tower 3 enter
Mouth connection, the liquid outlet on the absorption tower 3 connect with the liquid-inlet of the primary flash tower 4, the gas on the absorption tower 3
Outlet connects with the drier, and the liquid outlet of the primary flash tower 4 connects with the liquid-inlet of the desorber 5, institute
The liquid outlet for stating desorber 5 is connected by the circulating pump 6 with the liquid-inlet of the washing booster pump 1, primary flash tower 4
Gas vent connected with the compressor 2.The air intlet of the desorber 5 is connected by pipeline with blower fan.
Operation principle of the present utility model is：Biogas after desulfurization is compressed by pipeline into compressor 2, is preferably pressed
Then power enters absorption tower 3, for preferably 5 DEG C of water as solvent, water enters suction by washing booster pump 1 to 0.815Mpa through pipeline
Tower 3 is received, preferably liquid-gas ratio is 0.14, and water absorbs the CO in biogas2, it is mutually methane to absorb tower top and be vented, and loss late is less than
3%, content reaches more than 97%, and the methane of discharge enters after drier is dried through pipeline to be sold from pipeline discharge as product.
The bottom liquid phase of absorption tower 3 delivers to waterpower by pipeline and washes booster pump, and Stress control is in 0.3MPa, progress energy regenerating, Ran Houzai
Primary flash tower 4 is delivered to by pipeline, tower pressure interior force is 0.205Mpa, and temperature is normal temperature, from the tower of primary flash tower 4
The resolution gas that top row goes out is the gas containing carbon dioxide and methane, and compressor 2 can be back to through pipeline.From primary flash tower
The liquid phase of 4 discharges delivers to desorber 5 by pipeline, and tower pressure interior force is preferably 2Kpa, and temperature is normal temperature, from the bottom of towe of desorber 5
Air is passed through, by the collective effect of decompression and air parsing, the gas in water is thoroughly discharged and is discharged from pipeline, desorber 5
Bottom of towe discharge liquid phase absorption tower 3 is delivered to through circulating pump 6 and pipeline by pipeline, as washings reuse, rate of water make-up
It is preferably 0.38 with tolerance mol ratio.
The biogas water elution carbon device of efficient energy-saving of the present utility model is not limited to the structure of above-described embodiment, can carry out
A variety of modifications.In a word, both fallen within all improvement not departed from the utility model scope in the scope of the utility model.
Claims (3)
- A kind of 1. biogas water elution carbon device of efficient energy-saving, it is characterised in that including compressor, absorption tower, washing booster pump, Primary flash tower, drier and desorber, wherein the compressor connects with the gas feed on the absorption tower, the washing Booster pump connects with the liquid-inlet on the absorption tower, and the liquid of the liquid outlet on the absorption tower and the primary flash tower enters Mouth connection, the gas vent on the absorption tower connect with the drier, liquid outlet and the solution of the primary flash tower The liquid-inlet connection of tower is inhaled, the liquid outlet of the desorber is connected with the liquid-inlet of the washing booster pump, and one-level is dodged The gas vent for steaming tower connects with the compressor.
- 2. the biogas water elution carbon device of efficient energy-saving according to claim 1, it is characterised in that：Also include circulating pump, The liquid outlet of the desorber is connected by circulating pump and pipeline with the liquid-inlet of the washing booster pump.
- 3. the biogas water elution carbon device of efficient energy-saving according to claim 1, it is characterised in that：The sky of the desorber Gas import is connected by pipeline with blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720319413.5U CN206916095U (en) | 2017-03-29 | 2017-03-29 | A kind of biogas water elution carbon device of efficient energy-saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720319413.5U CN206916095U (en) | 2017-03-29 | 2017-03-29 | A kind of biogas water elution carbon device of efficient energy-saving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206916095U true CN206916095U (en) | 2018-01-23 |
Family
ID=61311386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720319413.5U Expired - Fee Related CN206916095U (en) | 2017-03-29 | 2017-03-29 | A kind of biogas water elution carbon device of efficient energy-saving |
Country Status (1)
| Country | Link |
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| CN (1) | CN206916095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159695A (en) * | 2020-10-28 | 2021-01-01 | 新地能源工程技术有限公司 | Energy-saving natural gas MDEA decarburization device and method |
-
2017
- 2017-03-29 CN CN201720319413.5U patent/CN206916095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159695A (en) * | 2020-10-28 | 2021-01-01 | 新地能源工程技术有限公司 | Energy-saving natural gas MDEA decarburization device and method |
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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: 20180123 Termination date: 20210329 |
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| CF01 | Termination of patent right due to non-payment of annual fee |