CN206872744U - A kind of system that natural gas is prepared using wind energy - Google Patents
A kind of system that natural gas is prepared using wind energy Download PDFInfo
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- CN206872744U CN206872744U CN201720239538.7U CN201720239538U CN206872744U CN 206872744 U CN206872744 U CN 206872744U CN 201720239538 U CN201720239538 U CN 201720239538U CN 206872744 U CN206872744 U CN 206872744U
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- carbon dioxide
- hydrogen
- wind energy
- methanation reaction
- electrolytic water
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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Abstract
The utility model discloses a kind of system that natural gas is prepared using wind energy, it includes：Wind power generation plant, electrolytic water device, carbon dioxide collecting device and methanation reaction device；Wind power generation plant is used to wind energy being converted to electric energy；Electrolytic water device is used for electrolysis water and generates oxygen and hydrogen；Carbon dioxide collecting device is used to collect carbon dioxide；The carbon dioxide that methanation reaction device is provided using hydrogen caused by electrolytic water device and carbon dioxide collecting device produces methane as raw material and generates vapor.The system can make full use of the electrolysis production oxygen and hydrogen of green wind energy progress water, simultaneously GHG carbon dioxide is collected using carbon dioxide collecting device, fuel methane and water byproduct steam are further generated by the chemical reaction of hydrogen and carbon dioxide in methanation reaction device, the chemical energy for converting wind energy into cleaning is realized, while atmosphere pollution and greenhouse effects caused by avoiding carbon dioxide.
Description
Technical field
The utility model belongs to clean energy technology field, is using what wind energy prepared natural gas more particularly to a kind of
System.
Background technology
Carbon dioxide is greenhouse gases common in air, is a kind of gaseous compound, carbon and its chemistry of oxygen reaction generation
Formula is CO2, a carbon dioxide molecule is made up of two oxygen atoms and a carbon atom covalent bond.Global warming it is main
Reason is that the mankind have largely used fossil fuel since a nearly century（Such as coal, oil）, give off substantial amounts of CO2Etc. a variety of
Greenhouse gases.Because these greenhouse gases have the permeability of height to the visible ray from solar radiation, and to earth reflection
Long-wave radiation out has the absorbability of height, that is, " greenhouse effects " often said, causes global warming.The whole world becomes
It warm consequence, can redistribute Global Precipitation amount, glacier and frozen soil ablation, sea level rise, both endangers natural ecosystem
The balance of system, more threaten food supply and the living environment of the mankind.
Carbon dioxide is one of carbon source that reserves are the abundantest on the earth.With the increasingly depleted of petroleum resources, in addition to
The serious ecological and environmental problem caused by carbon dioxide are largely discharged in air, by greenhouse gases CO2It is changed into high added value
Chemical products turn into domestic and international industry and academia research and discuss focus.
One of method of existing processing carbon dioxide is to seal up for safekeeping, and the carbon dioxide that the mankind discharge is caught and concentrated
Come, carry out geological storage or deep-sea is sealed up for safekeeping, the global warming for solving to trigger by greenhouse gases threatens.In addition carbon dioxide
Plant gas fertilizer and fruit and vegetable fresh-keeping agent can also be used as, as the raw material of fire extinguisher, industrially can soda ash processed, urea, carbonated drink etc., two
The finished product dry ice of carbonoxide can make refrigerant, the food that preservation easily degenerates, it may also be used for rain making；In greenhouse production,
Conventional carbon dioxide is as fertilizer.But above-mentioned existing method is respectively provided with the shortcomings that cost is high and the consumption energy is big, it is also necessary to enters
One step develops new Sustainable type way of disposing of CO2.
Utility model content
The purpose of this utility model is to provide a kind of system that natural gas is prepared using wind energy, has to solve existing method
There is the problem of cost is high and the consumption energy is big.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：It is a kind of to be using what wind energy prepared natural gas
System, it includes：Wind power generation plant, electrolytic water device, carbon dioxide collecting device and methanation reaction device；
The wind power generation plant is used to wind energy being converted to electric energy；The electrolytic water device is used for electrolysis water and generates oxygen
Gas and hydrogen；The carbon dioxide collecting device is used to collect carbon dioxide；The methanation reaction device is with electrolytic water device
The carbon dioxide that caused hydrogen and carbon dioxide collecting device provide produces methane for raw material and generates vapor.
The system that the utility model prepares natural gas using wind energy as described above, further, the wind power generation plant
Connected by the power injection interface of power transmission line and electrolytic water device, hydrogen caused by the negative electrode of the electrolytic water device passes through hydrogen
Gas is exported and hydrogen transfer tube is transmitted to the hydrogen inlet of methanation reaction device.
The system that the utility model prepares natural gas using wind energy as described above, further, the carbon dioxide collection
The gas delivery port of device is connected by carbon dioxide transmission pipe with the carbon dioxide entrance of methanation reaction device.
The system that the utility model prepares natural gas using wind energy as described above, further, the methanation reaction dress
Put and connect including hydrogen inlet, carbon dioxide entrance and mixed gas outlet, the hydrogen outlet of the hydrogen inlet and electrolytic water device
Logical, carbon dioxide entrance connects with the gas delivery port of carbon dioxide collecting device.
The system that the utility model prepares natural gas using wind energy as described above, further, the system also include mixing
Air separation, the air inlet of the mixed gas separation device connect with the mixed gas outlet of methanation reaction device, for inciting somebody to action
Methane, vapor in gaseous mixture are separated and exported respectively.
The system that the utility model prepares natural gas using wind energy as described above, further, the system also include backwater
Pipe, the steam outlet of the return pipe connection mixed gas separation device and the water supplement port of electrolytic water device.
The system that the utility model prepares natural gas using wind energy as described above, further, the system also include being used for
The molecular sieve of carbon dioxide and water is filtered out, the molecular sieve is arranged on the connection of methanation reaction device and mixed gas separation device
On pipeline.Further, the molecular sieve is 4A molecular sieves or 13X molecular sieves.
The system that the utility model prepares natural gas using wind energy as described above, further, the system also include dioxy
Change Carbon stock device, the carbon dioxide storage device is used to store the carbon dioxide from carbon dioxide collecting device, and will
The carbon dioxide of storage is delivered to methanation reaction device.
The beneficial effects of the utility model are：
Green wind energy can be made full use of to carry out the electrolysis production oxygen and hydrogen of water, while filled using carbon dioxide collection
Collection GHG carbon dioxide is put, is further generated in methanation reaction device by the chemical reaction of hydrogen and carbon dioxide
Fuel methane and water byproduct steam, realize the chemical energy for converting wind energy into cleaning, while avoid carbon dioxide and cause
Atmosphere pollution and greenhouse effects.In addition, in the technical scheme of mixed gas separation device and return pipe is set, can be to reaction
The vapor of generation is reused, and adds the Operating ettectiveness of system.
Brief description of the drawings
By the detailed description made in conjunction with the following drawings, of the present utility model above-mentioned and/or other aspects and advantage will
Becoming more apparent upon and be easier to understand, these accompanying drawings are simply schematical, are not intended to limit the utility model, wherein：
Fig. 1 is a kind of system schematic that natural gas is prepared using wind energy of embodiment of the utility model；
Fig. 2 is the system schematic that natural gas is prepared using wind energy of the utility model another kind embodiment；
Fig. 3 is the system operation schematic flow sheet that natural gas is prepared using wind energy.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, wind power generation plant, 2, electrolytic water device, 3, carbon dioxide collecting device, 4, methanation reaction device, 5, oxygen
Gas transfer tube, 6, mixed gas pipeline, 7, filling pipe, 8, carbon dioxide transmission pipe, 9, mixed gas separation device, 10, return pipe.
Embodiment
Hereinafter, the embodiment of the system of the present utility model that natural gas is prepared using wind energy is described with reference to the accompanying drawings.
The embodiment recorded herein is specific embodiment of the present utility model, of the present utility model for illustrating
Design, is explanatory and exemplary, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be based on the application claims and specification institute is public
The content opened includes doing using the embodiment to recording herein using obvious other technical schemes, these technical schemes
Go out the technical scheme of any obvious substitutions and modifications.
The accompanying drawing of this specification is schematic diagram, aids in illustrating design of the present utility model, it is schematically indicated each several part
Shape and its correlation.It note that for the ease of clearly showing the structure of each part of the utility model embodiment, respectively
Do not drawn between accompanying drawing according to identical ratio.Identical reference marker is used to represent identical part.
Fig. 1 shows a kind of system that natural gas is prepared using wind energy of embodiment of the utility model, and it includes：Wind-power electricity generation
Device 1, electrolytic water device 2, carbon dioxide collecting device 3 and methanation reaction device 4；
Wind power generation plant 1 is used to wind energy being converted to electric energy；Electrolytic water device 2 is used for electrolysis water and generates oxygen and hydrogen
Gas；Carbon dioxide collecting device 3 is used to collect the carbon dioxide that combustion of fossil fuel is produced；Methanation reaction device 4 is with electricity
The carbon dioxide that hydrogen and carbon dioxide collecting device 3 caused by solution water installations 2 provide produces methane for raw material and generates water steaming
Gas, reaction equation CO2+4H2→CH4+2H2O △ H298K=-165.0KJ/mol.Wind power generation plant 1 passes through power transmission line
It is connected with the power injection interface of electrolytic water device 2, hydrogen caused by the negative electrode of electrolytic water device 2 passes through hydrogen outlet and hydrogen
Transfer tube is transmitted to the hydrogen inlet of methanation reaction device 4.Oxygen caused by the anode of electrolytic water device 2 passes through oxygen outlet
Export and utilize with oxygen transmission pipe 5.The gas delivery port of carbon dioxide collecting device 3 passes through carbon dioxide transmission pipe 8 and methane
Change the carbon dioxide entrance connection of reaction unit 4.
The principle and mistake of methane are prepared with reference to Fig. 3 systems for illustrating to prepare natural gas using wind energy using above-described embodiment
Journey:
It is prepared by the first step, hydrogen：By electrical energy transportation caused by wind power plant into electrolytic water device, in the work of electric current
Under, hydrone is decomposed, and produces hydrogen and oxygen in the negative electrode and anode of electrolytic water device respectively, and gas is received respectively
Collection, wherein oxygen is utilized as product, and hydrogen then enters methanation reaction device as next step reaction raw materials.
Second step, carbon dioxide collection：Separated, collected using carbon dioxide collecting device, purifying carbon dioxide, as first
The raw material of alkanisation enters methanation reaction device.
3rd step, methanation：Hydrogen and carbon dioxide are sent into methanation reaction device according to certain reaction ratio,
The two reaction generation methane and vapor in the presence of HTHP catalyst.
The system embodiment of natural gas is prepared using wind energy a kind of, methanation reaction device 4 includes hydrogen inlet, two
Carbonoxide entrance and mixed gas outlet, hydrogen inlet connect with the hydrogen outlet of electrolytic water device 2, carbon dioxide entrance and dioxy
Change the gas delivery port connection of carbon collection device 3.
Fig. 2 shows the system that natural gas is prepared using wind energy of second of embodiment of the utility model, and it includes：Wind-force is sent out
Electric installation 1, electrolytic water device 2, carbon dioxide collecting device 3 and methanation reaction device 4；
Wind power generation plant 1 is used to wind energy being converted to electric energy；Electrolytic water device 2 is used for electrolysis water and generates oxygen and hydrogen
Gas；Carbon dioxide collecting device 3 is used to collect the carbon dioxide that combustion of fossil fuel is produced；Methanation reaction device 4 is with electricity
The carbon dioxide that hydrogen and carbon dioxide collecting device 3 caused by solution water installations 2 provide produces methane for raw material and generates water steaming
Gas；Wind power generation plant 1 is connected by power transmission line with the power injection interface of electrolytic water device 2, the negative electrode production of electrolytic water device 2
Raw hydrogen is transmitted to the hydrogen inlet of methanation reaction device 4 by hydrogen outlet and hydrogen transfer tube.Electrolytic water device 2
Oxygen caused by anode is utilized by oxygen outlet and the output of oxygen transmission pipe 5.The gas delivery port of carbon dioxide collecting device 3
Connected by carbon dioxide transmission pipe 8 with the carbon dioxide entrance of methanation reaction device 4；Mixed gas separation device 9, gaseous mixture
The air inlet of separator 9 is connected with the mixed gas outlet of methanation reaction device 4 by mixed gas pipeline 6, for that will mix
Close the methane in gas, vapor is separated and exported respectively；Return pipe 10, the water that return pipe 10 connects mixed gas separation device 9 steam
Gas exports and the water supplement port of electrolytic water device 2, or return pipe 10 connects steam outlet and the electrolysis of mixed gas separation device 9
The filling pipe 7 of water installations 2.
By isolation technics, methane and vapor are separated, can be recycled after water vapor condensation, methane is as product
Output, can also produce CNG or LNG product.
Prepare the system embodiment of natural gas using wind energy a kind of, the system also include being used for filtering out carbon dioxide and
The molecular sieve of water, molecular sieve are arranged on the connecting line of methanation reaction device 4 and mixed gas separation device 9；In such as Fig. 1 institutes
In the embodiment shown, connecting line is mixed gas pipeline 6.Further, molecular sieve is 4A molecular sieves or 13X molecular sieves.
The system embodiment of natural gas is prepared using wind energy a kind of, the system also includes carbon dioxide storage device,
Carbon dioxide storage device is used to store the carbon dioxide from carbon dioxide collecting device 3, and the carbon dioxide of storage is defeated
Deliver to methanation reaction device 4.It can be delayed using carbon dioxide storage device for the carbon dioxide collection of system and using providing
Function is rushed, it is unnecessary when the carbon dioxide that carbon dioxide collecting device is collected into exceedes the disposal ability of methanation reaction device
Carbon dioxide be stored in carbon dioxide storage device, stopped transport for carbon dioxide collecting device or carry out dioxy when collecting insufficient
Change carbon supplement.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and further feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, are defined by the purpose for realizing the utility model.
Claims (6)
- A kind of 1. system that natural gas is prepared using wind energy, it is characterised in that including：Wind power generation plant, electrolytic water device, two Carbonoxide collection device and methanation reaction device；The wind power generation plant is used to wind energy being converted to electric energy；The electrolytic water device be used for electrolysis water and generate oxygen and Hydrogen；The carbon dioxide collecting device is used to collect carbon dioxide；The methanation reaction device is produced with electrolytic water device Hydrogen and the carbon dioxide that provides of carbon dioxide collecting device produce methane for raw material and generate vapor；The wind power generation plant is connected by the power injection interface of power transmission line and electrolytic water device, the electrolytic water device Hydrogen caused by negative electrode is transmitted to the hydrogen inlet of methanation reaction device by hydrogen outlet and hydrogen transfer tube；The gas delivery port of the carbon dioxide collecting device passes through carbon dioxide transmission pipe and the dioxy of methanation reaction device Change the connection of carbon entrance；The methanation reaction device includes hydrogen inlet, carbon dioxide entrance and mixed gas outlet, the hydrogen inlet and electricity The hydrogen outlet connection of water installations is solved, carbon dioxide entrance connects with the gas delivery port of carbon dioxide collecting device.
- 2. the system according to claim 1 that natural gas is prepared using wind energy, it is characterised in that also including mixed gas separation Device, the air inlet of the mixed gas separation device connect with the mixed gas outlet of methanation reaction device, for by gaseous mixture In methane, vapor separate and export respectively.
- 3. the system according to claim 2 that natural gas is prepared using wind energy, it is characterised in that also including return pipe, institute State the steam outlet of return pipe connection mixed gas separation device and the water supplement port of electrolytic water device, or return pipe connection mixing The steam outlet of air separation and the filling pipe of electrolytic water device.
- 4. the system according to claim 2 that natural gas is prepared using wind energy, it is characterised in that also include being used to filter out two The molecular sieve of carbonoxide and water, the molecular sieve are arranged on the connecting line of methanation reaction device and mixed gas separation device On.
- 5. the system according to claim 4 that natural gas is prepared using wind energy, it is characterised in that the molecular sieve is 4A points Son sieve or 13X molecular sieves.
- 6. the system that natural gas is prepared using wind energy according to claim any one of 1-5, it is characterised in that also including two Carbonoxide storage device, the carbon dioxide storage device are used to store the carbon dioxide from carbon dioxide collecting device, and The carbon dioxide of storage is delivered to methanation reaction device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239538.7U CN206872744U (en) | 2017-03-13 | 2017-03-13 | A kind of system that natural gas is prepared using wind energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720239538.7U CN206872744U (en) | 2017-03-13 | 2017-03-13 | A kind of system that natural gas is prepared using wind energy |
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| CN206872744U true CN206872744U (en) | 2018-01-12 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943373A (en) * | 2018-05-07 | 2019-06-28 | 北京建筑大学 | A kind of energy conversion and storage method based on electric gas producing technology |
| CN110305704A (en) * | 2019-05-23 | 2019-10-08 | 东南大学 | A kind of coupling new energy low energy consumption realization CO2The system and method for capturing and utilizing |
| CN110467949A (en) * | 2019-06-27 | 2019-11-19 | 泉州市燃气有限公司 | A kind of natural gas production synthesizer and its production technology |
| JP2020033284A (en) * | 2018-08-29 | 2020-03-05 | 株式会社日立製作所 | Methane production system |
| CN115069173A (en) * | 2022-06-08 | 2022-09-20 | 安徽理工大学 | Molecular sieve catalytic reduction carbon dioxide device |
-
2017
- 2017-03-13 CN CN201720239538.7U patent/CN206872744U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943373A (en) * | 2018-05-07 | 2019-06-28 | 北京建筑大学 | A kind of energy conversion and storage method based on electric gas producing technology |
| JP2020033284A (en) * | 2018-08-29 | 2020-03-05 | 株式会社日立製作所 | Methane production system |
| JP7014690B2 (en) | 2018-08-29 | 2022-02-01 | 株式会社日立製作所 | Methane production system |
| CN110305704A (en) * | 2019-05-23 | 2019-10-08 | 东南大学 | A kind of coupling new energy low energy consumption realization CO2The system and method for capturing and utilizing |
| CN110467949A (en) * | 2019-06-27 | 2019-11-19 | 泉州市燃气有限公司 | A kind of natural gas production synthesizer and its production technology |
| CN115069173A (en) * | 2022-06-08 | 2022-09-20 | 安徽理工大学 | Molecular sieve catalytic reduction carbon dioxide device |
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