CN106748646A - A kind of power storage processing method and system - Google Patents
A kind of power storage processing method and system Download PDFInfo
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- CN106748646A CN106748646A CN201611153599.8A CN201611153599A CN106748646A CN 106748646 A CN106748646 A CN 106748646A CN 201611153599 A CN201611153599 A CN 201611153599A CN 106748646 A CN106748646 A CN 106748646A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
- C07C29/151—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
- C07C29/1516—Multisteps
- C07C29/1518—Multisteps one step being the formation of initial mixture of carbon oxides and hydrogen for synthesis
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/08—Production of synthetic natural gas
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- 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
Abstract
The invention discloses a kind of power storage processing method and system.The power storage processing method, including：Hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy；Carbon dioxide and the hydrogen for producing by setting ratio are carried out into liquid methanol that catalytic reaction synthesized or methane natural gas is stored.Technical scheme, more convenient can solve the problems, such as power storage.
Description
Technical field
The present invention relates to energy technology field, more particularly to a kind of power storage processing method and system.
Background technology
The various energy can be changed into electric energy as the secondary utilization of the energy at present.As coal, oil, gas, nuclear energy, wind
Energy, solar energy, biomass energy, geothermal energy etc. can be converted to electric energy, easily transmitted and applied.
But, electric energy has a problem that in itself, is exactly suitable storage processing method also no so far, no matter assorted
The energy conversion of form can otherwise be slatterned to be required for using as early as possible after electric energy.It is usually in the prior art to adopt
Electric energy, but such power storage mode are stored with water-storage transformation approach, gigantic project, scheme is complicated, it is not easy to promote
Use.
The content of the invention
The present invention provides a kind of power storage processing method and system, more convenient can solve the problems, such as power storage.
A kind of first aspect according to embodiments of the present invention, there is provided power storage processing method, including：
Hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy；
Carbon dioxide is carried out into liquid methanol or methane that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
Natural gas is stored.
Optionally, it is described that carbon dioxide is carried out into the liquid that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
Methyl alcohol is stored, including：
Carbon dioxide is pressed 1 with the hydrogen for producing:3 ratio carries out the liquid methanol that catalytic reaction synthesized and is deposited
Storage.
Optionally, it is described that carbon dioxide is carried out into the methane that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
Natural gas is stored, including：
Carbon dioxide is pressed 1 with the hydrogen for producing:4 ratio carries out the methane natural gas that catalytic reaction is synthesized.
Optionally, it is described that carbon dioxide is carried out into the liquid that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
After methyl alcohol is stored, also include：
The liquid methanol is carried out into carbon dioxide and hydrogen that catalytic reaction produces decomposition；
The carbon dioxide of generation with the hydrogen for producing is carried out into the methane that catalytic reaction synthesized by setting ratio natural
Gas.
Optionally, the titanium dioxide used in the course of reaction of the liquid methanol for being synthesized or methane natural gas
The carbon dioxide or the dioxy carried out the liquid methanol produced by catalytic reaction of recovery discharged in carbon, including industrial production
Change carbon；Or,
The water carried out to water using electric energy used in the course of reaction of cell reaction, including common water source, recovery
The liquid methanol for being synthesized course of reaction in produced reaction water, described liquid methanol being urged of reclaiming
In the course of reaction of change reaction in the course of reaction of produced reaction water or the methane natural gas for being synthesized for reclaiming
Produced reaction water.
Optionally, it is described that the liquid methanol is carried out into carbon dioxide and hydrogen that catalytic reaction produces decomposition, including：
The liquid methanol carries out catalytic pyrolysis and produces the carbon monoxide and water for decomposing；
The carbon monoxide of the generation carries out transformationreation and produces carbon dioxide and hydrogen with water.
A kind of second aspect according to embodiments of the present invention, there is provided power storage processing system, including：
Electrolysis unit, the hydrogen and oxygen that decompose are produced for carrying out cell reaction to water using electric energy；
Conversion storage apparatus, for the hydrogen that carbon dioxide is produced with the electrolysis unit to be catalyzed by setting ratio
The liquid methanol or methane natural gas that reaction is synthesized are stored.
Optionally, the conversion storage apparatus include：
Liquid methanol conversion equipment, for carbon dioxide to be pressed into 1 with the hydrogen for producing:3 ratio carries out catalytic reaction and obtains
Liquid methanol to synthesis is stored.
Optionally, the conversion storage apparatus include：
The natural gas transfer device of methane, for carbon dioxide to be pressed into 1 with the hydrogen for producing:4 ratio carries out catalytic reaction
The methane natural gas for being synthesized.
Optionally, the natural gas transfer device of the methane the liquid methanol conversion equipment by carbon dioxide with produce
Hydrogen is carried out after the liquid methanol that catalytic reaction synthesized stored, the liquid methanol being urged by setting ratio
Change reaction and produce the carbon dioxide and hydrogen for decomposing, the carbon dioxide of generation is catalyzed with the hydrogen for producing by setting ratio
The methane natural gas that reaction is synthesized.
From above-mentioned technical proposal as can be seen that the present invention can carry out cell reaction generation using electric energy for electric energy to water
The hydrogen and oxygen of decomposition, then carry out the liquid that catalytic reaction is synthesized with the hydrogen for producing by carbon dioxide by setting ratio
Body methyl alcohol or methane natural gas are stored, and are so achieved that converting electrical energy into chemical energy is stored, and solves electric energy
Scale energy storage problem, while realize electric energy and chemical energy source can as turn into main stream.
Further, the present invention can be that carbon dioxide directly is carried out into catalytic reaction by setting ratio with the hydrogen for producing
The liquid methanol or methane natural gas for being synthesized are stored, or first by carbon dioxide and the hydrogen for producing by setting ratio
Example carries out the liquid methanol that catalytic reaction is synthesized, and the liquid methanol then is carried out into catalytic reaction produces decomposition two again
Carbonoxide and hydrogen, finally carry out what catalytic reaction was synthesized with the hydrogen for producing by the carbon dioxide of generation by setting ratio
Methane natural gas is stored.
Further, in course of reaction of the invention produce reaction water and carbon dioxide can repetitive cycling use,
Simultaneously for the recycling of carbon dioxide provides a good method；The reaction water produced in other course of reaction contains good
Electrolyte, the raw material as water electrolysis hydrogen producing is not worse than the effect of pure water；Further, in course of reaction produce superfluous oxygen to
Discharge is also beneficial to the improvement to air quality in air.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Below in conjunction with accompanying drawing, the present invention will be further described, in accompanying drawing：
Fig. 1 is a kind of first pass schematic diagram of power storage processing method of the invention；
Fig. 2 is a kind of second procedure schematic diagram of power storage processing method of the invention；
Fig. 3 is a kind of the 3rd schematic flow sheet of power storage processing method of the invention；
Fig. 4 is the schematic diagram of electrolysis water generation hydrogen and oxygen in the present invention；
Fig. 5 is the schematic diagram of offer carbon dioxide in the present invention；
Fig. 6 is the schematic diagram that liquid methanol is converted in the present invention；
Fig. 7 is the schematic diagram that methane natural gas is converted in the present invention.
Fig. 8 is the structural representation of power storage processing system of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the present invention
A little information should not necessarily be limited by these terms.These terms are only used for being distinguished from each other open same type of information.For example, not departing from
In the case of the scope of the invention, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining ".
The present invention provides a kind of power storage processing method, more convenient can solve the problems, such as power storage.
The present invention program is described in detail below in conjunction with accompanying drawing.
Fig. 1 is a kind of first pass schematic diagram of power storage processing method of the invention.As shown in figure 1, including：
In a step 101, hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy.
In a step 102, carbon dioxide is carried out into the liquid that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
Body methyl alcohol or methane natural gas are stored.
Wherein it is possible to carbon dioxide is pressed into 1 with the hydrogen for producing:3 ratio carries out the liquid that catalytic reaction is synthesized
Methyl alcohol is stored.Or,
Wherein it is possible to carbon dioxide is pressed into 1 with the hydrogen for producing:4 ratio carries out the methane that catalytic reaction is synthesized
Natural gas.
From above-mentioned technical proposal as can be seen that the present invention can carry out cell reaction generation using electric energy for electric energy to water
The hydrogen and oxygen of decomposition, then carry out the liquid that catalytic reaction is synthesized with the hydrogen for producing by carbon dioxide by setting ratio
Body methyl alcohol or methane natural gas are stored, and are so achieved that converting electrical energy into chemical energy is stored, and solves electric energy
Scale energy storage problem, while realize electric energy and chemical energy source can as turn into main stream.
Fig. 2 is a kind of second procedure schematic diagram of power storage processing method of the invention.As shown in Fig. 2 including：
In step 201, hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy.
In step 202., carbon dioxide is carried out into the liquid that catalytic reaction is synthesized with the hydrogen for producing by setting ratio
Body methyl alcohol is stored.
Wherein it is possible to carbon dioxide is pressed into 1 with the hydrogen for producing:3 ratio carries out the liquid that catalytic reaction is synthesized
Methyl alcohol is stored.
In step 203, the liquid methanol is carried out into carbon dioxide and hydrogen that catalytic reaction produces decomposition.
In the step, the liquid methanol carries out catalytic pyrolysis and produces the carbon monoxide and water for decomposing；The one of the generation
Carbonoxide carries out transformationreation and produces carbon dioxide and hydrogen with water.
In step 204, the carbon dioxide of generation is carried out into catalytic reaction by setting ratio with the hydrogen for producing to be closed
Into methane natural gas.
Wherein it is possible to carbon dioxide is pressed into 1 with the hydrogen for producing:4 ratio carries out the methane that catalytic reaction is synthesized
Natural gas.
It should be noted that, wherein the water carried out to water using electric energy used in the course of reaction of cell reaction, can
With including produced reaction water in common water source, the course of reaction of the liquid methanol for being synthesized for reclaiming, reclaim by liquid
Body methyl alcohol carries out the anti-of produced reaction water in the course of reaction of catalytic reaction or the methane natural gas for being synthesized that reclaims
Produced reaction water during answering.Made in the course of reaction of the wherein described liquid methanol for being synthesized or methane natural gas
Carbon dioxide, can include the carbon dioxide discharged in industrial production or recovery the liquid methanol is carried out be catalyzed it is anti-
Answer produced carbon dioxide.
Fig. 3 is a kind of the 3rd schematic flow sheet of power storage processing method of the invention.Fig. 3 is relative to Fig. 1 and Fig. 2 more
Describe technical scheme in detail.As shown in figure 3, including：
In step 301, hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy.
The step may refer to the schematic diagram of electrolysis water generation hydrogen and oxygen in Fig. 4 present invention.
Electric energy in the step, can be the dump energy of all electric energy.The water raw material of electrolysis can include the present inventionization
Learn the reaction water that reaction by-product contains electrolyte.Production hydrogen, 1.0kg hydrogen (11.1M3) need to consume electric energy 57kw.n,
1.0M3Hydrogen needs the electric energy of 5.135kw.n.
In step 302, the carbon dioxide of storage is obtained.
The step may refer to the schematic diagram of offer carbon dioxide in Fig. 5 present invention.
Carbon dioxide in the step, can using in industrial production to the carbon dioxide recovery of airborne release as raw material,
It is pressurized liquefied as liquefied gas, as raw material of the invention after being vaporized through heating under reduced pressure.The present invention can also reclaim subsequent reactions
During produce carbon dioxide.
In step 303, carbon dioxide is pressed 1 with the hydrogen for producing:3 ratio carries out the liquid that catalytic reaction is synthesized
Body methyl alcohol is stored.
Carbon dioxide is pressed 1 by the step with the hydrogen (i.e. CH ratios) for producing:3 ratio carries out what catalytic reaction was synthesized
Liquid methanol is stored, and may refer to be converted to during Fig. 6 is of the invention the schematic diagram of liquid methanol.
CO2And H2Gas synthetic fluid methyl alcohol under catalyst according to chemical equation：
CO2+3H2=CH3OH+H2O
CO2+3H2The reaction equation of synthesizing methanol is exothermic reaction, and the recycling of reaction heat can meet reacts required
Heat, course of reaction be self-heating produce energy-conservation effect.
Wherein 1.8M3Synthesis gas can synthesize 1.0kg liquid methanols, wherein CO2It is≤25%, H2≤ 75%, CO2And H2Than for
1:3。
Raw material dosage is：
CO2 0.88kg(0.45M3)
H2 0.12kg(1.35M3)
It is converted into power consumption, 1.0kg hydrogen (11.1M3) electric energy 57kw.n is needed, equivalent synthesis 1.0t methyl alcohol needs consumption
Dump energy 6840kw.n/t, the market price of methyl alcohol is 2000 yuan/ton by November, 2016, based on 1500 yuan/ton of producer price,
1500 yuan/ton of ÷ 6840kw.n=0.219 units/kw.n, the recyclable 0.219 yuan/kw.n of the electricity charge of dump energy.
Referring to Fig. 6, during beginning, first device is heated to >=225 DEG C -250 DEG C between, while power-on, the hydrogen of generation
Gas enters hydrogen basin, opens carbon dioxide bottle valve, and carbon dioxide enters through being decompressed to gas of the heater as normal temperature
Enter carbon dioxide basin, hydrogen/carbon dioxide presses 1.35M3/0.45M3Ratio be pressed into carbon dioxide and hydrogen through compressor and synthesize
Liquid methanol device.
Raw material is heated to by heat exchanger 1, heater 2 >=225 DEG C -250 DEG C between, into reactor 3, hot charge
There is following reaction under gas and thermocatalyst：
Wherein, the reaction is exothermic reaction, and reaction heat is transferred to the heated device 4 of conduction oil, circulating pump 5 and enters conduction oil storage
Tank 6, heater 4 makes reaction system between >=225 DEG C -250 DEG C as regulation temperature.The utilization of reaction heat meets reaction
Required heat, now the power consumption of heater 4 can be lowered, be reacted to autothermal reaction.
CO2+3H2Methanol steam is converted into reactor 3, is exported by reactor 3 and is entered chilling through heat exchanger 1
Device 7 is lowered temperature, then is reduced to 90 DEG C of ＜ through cooler 8, cooler 9, and into methyl alcohol distiller 10, methanol steam is steaming
Evaporating when device top is cooled to normal temperature into cooler 11 turns into liquid methanol into basin mouthful, and methyl alcohol bank is input into through pump 13.Its
In, the bottom of methyl alcohol distiller 10 is reaction water, can be as the raw material of water electrolysis hydrogen production containing electrolyte.By above-mentioned mistake
Journey, just completes the production process by electric energy hydrogen manufacturing and carbon dioxide synthetic fluid methyl alcohol.
In step 304, the liquid methanol is carried out into carbon dioxide and hydrogen that catalytic reaction produces decomposition, will be produced
Carbon dioxide with produce hydrogen press 1:4 ratio carries out the methane natural gas that catalytic reaction is synthesized.
The step may refer to be converted to during Fig. 7 is of the invention the schematic diagram of methane natural gas.
Liquid methanol is converted into natural gas in Fig. 7, the reactor in figure is filled with methanol oxidation cracking CO+2H2Catalysis
Agent and carbon monoxide vapor transformation catalyst and CO+4H2Synthesis gas methanation reaction catalyst, reaction temperature >=225-250
Between DEG C, between reaction pressure 0.1-0.5MPa, liquid air speed ＞ ＞ 0.3n-1, alcohol water ratio is 7:3 (quality), with this understanding,
Methyl alcohol carries out following reaction in device：
Generation CO2It is 0.43M3, H2It is 1.35M3, 1.0kg methyl alcohol product 1.8M3Synthesis gas, when the stream for increasing material benzenemethanol water
During amount, adjustment carbon dioxide is with hydrogen (i.e. CH ratios) than being 1:When 4, reaction is carried out as following：
According to reaction result, 1.333kg methyl alcohol can be converted into 1.0kg methane.
The low heat value of methane is 50000KJ/kg, and the energy benefits of methyl alcohol are：
50000KJ/kg ÷ 1.333kg=37509KJ/kg
(0 DEG C/101.3kpa) of Natural gas standard calorific value is 35874KJ/M3
Compare country from Russian inlet natural gas price be 2.7 yuan/M3Count, the energy benefits that 1.0kg methyl alcohol is produced are：
37509KJ/kg÷35874KJ/M3=1.046M3/kg
2.7 yuan/M3×1.046M3/ kg=2.82 units/kg
The energy benefits that 1.0kg methyl alcohol is produced are 2.82 yuan/kg.
Convert the benefit for dump energy：
2.82 yuan/kg ÷ 6.85kw.n/kg=0.41 units/kw.n
Dump energy is realized by chemical energy storage method to be turned into outside main stream as fossil energy, in economic benefit
On compared with main stream natural gas, it is energy benefit that can convert；Methyl alcohol converts natural gas energy benefit for 0.41 yuan/kw.n is
With larger economic benefit.
Referring to Fig. 7, Fig. 7 is that methyl alcohol is converted into gas plant, and liquid methanol is converted into what natural gas was realized in：
Inside reactor has loaded methanol oxidation cracking CO+2H2Bifunctional catalyst and methanation catalyst, reaction condition
For：
Between 225 DEG C -250 DEG C of reaction temperature
Between reaction pressure 0.1-0.5MPa
Liquid air speed is 0.5-1.0n-1
Heating system in figure is conduction oil circulating-heating, by conduction oil basin 1, Heat-transfer Oil Pump 2, heater 3, reactor
4th, heater 5 is constituted.During start, heat-conducting oil heating to >=225 DEG C -250 DEG C, heat is transferred to anti-heater 3 through conduction oil
Answer device 4, heater 5 to be back to heat conduction oil tank 1, when reaction temperature has been reached liquid methanol water 6 through methyl alcohol measuring pump 7 methyl alcohol
Input heat exchanger 8, heater 5 enter to the entrance of reactor 4, and hot methanol occurs following reaction first under thermocatalyst：
(1)CH3OH→CO+2H2
(2)CO+H2O→CO2+H2
First alcohol and water there occurs catalytic pyrolysis and CO shift reaction on a catalyst, generate carbon dioxide and hydrogen
Gas, when the flow of adjustment material benzenemethanol water, control carbon dioxide and hydrogen ratio (CH ratios) are 1:When 4, carbon dioxide and hydrogen
There is following reaction on methanation catalyst：
(3)CO2+4H2→CH4+2H2O
Wherein, above-mentioned (1) is the endothermic reaction, and (2) are exothermic reaction, and (3) are that reaction is produced in strong exothermal reaction, reactor
Heat is reacted (1) and is absorbed, and circulates heat during as reaction by conduction oil.
Reaction product CH4And H2The outlet that O high temperature substrates flow through reactor 4 is cold through superheater 8, quencher 9, cooler 10
But turn into normal temperature and enter gas-liquid separator 11, gases methane CH4Enter gas reservoir 12 from gas-liquid separator 11, through pressure-reducing valve
13 are delivered to and compress and liquefy workshop, as liquefaction or compressed natural gas product.The reaction water of the bottom of gas-liquid separator 11 is back to
Liquid methanol mixes as liquid methanol water raw material.By above-mentioned treatment, the life that methane natural gas is converted by methyl alcohol is achieved that
Product process.
Should be noted, can also be directly by CO in the present invention2+4H2Conversion CH4The function of methane, according to actual needs,
CO2And H2It is 1 according to CH ratios:Methane natural gas can be just converted into when 4.
Reactor is built-in to be filled with methanol oxidation cracking CO+2H2Bifunctional catalyst and methanation catalyst, reaction condition
For：
225 DEG C -250 DEG C of reaction temperature
Reaction pressure 0.1-0.5MPa
Gas CH ratios (volume) 1:4
Heating system in figure is conduction oil circulating-heating, by heat conduction oil tank 1, Heat-transfer Oil Pump 2, heater 3, reactor 4,
Heater 5 is constituted.During start, heat-conducting oil heating to >=225 DEG C -250 DEG C, heat are transferred to reaction by heater 3 through conduction oil
Device 4, heater 5 is back to heat conduction oil tank 1, when the reaction temperature has been reached, CO2And H2Compare 1 by CH:4 enter heat exchanger 8, heater
5 entrances for entering reactor 4, hot mixing gas generates heat under thermocatalyst and react as follows：
The reaction is that the reaction heat produced in exothermic reaction, reactor is circulated as the heat for reacting by conduction oil.Instead
Answer product CH4And H2The outlet that the high temperature substrate of O flows through reactor 4 is cooled into often through superheater 8, cooler 9, cooler 10
Temperature enters gas-liquid separator 11, gases methane CH4Enter gas reservoir 12 from gas-liquid separator 11, pressure is delivered to through pressure-reducing valve 13
Contracting liquefaction workshop, as liquefaction or compressed natural gas product.The reaction water of the bottom of gas-liquid separator 11 is back to water electrolysis hydrogen producing
Raw material.So it is achieved that directly by CO2And H2The production process of synthesizing methane natural gas.
It can be found that the present invention for dump energy accumulation of energy present situation, there is provided a kind of method of large-scale electric energy energy storage with
System, dump energy as water electrolysis hydrogen producing electric energy, produces hydrogen and oxygen.Hydrogen and carbon dioxide synthetic fluid methyl alcohol,
So superfluous electric energy is stored in liquid methanol, as chemical industry energy storage.Wherein, methyl alcohol is industrial chemicals, by chemical energy
Natural gas, oil product are converted into, such electric energy turns into alone the leading energy as chemical energy source, while being carbon dioxide
Recycling provide a method.Byproduct reaction water in course of reaction of the invention contains good electrolyte, makees
For the raw material of water electrolysis hydrogen producing is not worse than the effect of pure water, can recycle, hydrogen in addition to as raw material, superfluous oxygen pair
Discharge is conducive to the improvement to air quality in air.
Dump energy is converted into H2 raw materials by the present invention by chemical method, additional producing methanol from carbon dioxide industrial chemicals or
Methane natural gas is directly produced, during the energy of dump energy is stored in liquid methanol or natural gas by conversion, big rule is realized
The permanent energy storage of electric energy of mould, has processed substantial amounts of carbon dioxide again, and harmful substance is changed into benign species.When needed, naturally
Gas can also generate electricity.Wherein, liquid methanol transport storage is more convenient, it as conversion natural gas raw material, without natural
Methyl alcohol is converted to natural gas by the area of feed channel, there is superfluous electric energy using chemistry storage of the invention in wind energy, solar energy
Energy method can be consumed effectively, produce efficient economic benefit.
Above-mentioned to describe power storage processing method of the invention in detail, the corresponding electric energy for introducing present invention offer is deposited below
Storage processing system.
Fig. 8 is the structural representation of power storage processing system of the invention.
As shown in figure 8, the power storage processing system that the present invention is provided, including：Electrolysis unit 81, conversion storage apparatus
82。
Electrolysis unit 81, the hydrogen and oxygen that decompose are produced for carrying out cell reaction to water using electric energy.
Conversion storage apparatus 82, the hydrogen for carbon dioxide to be produced with the electrolysis unit 81 is carried out by setting ratio
The liquid methanol or methane natural gas that catalytic reaction is synthesized are stored.
Wherein, the conversion storage apparatus 82 can include：Liquid methanol conversion equipment 821.
Liquid methanol conversion equipment 821, for carbon dioxide to be pressed into 1 with the hydrogen for producing:3 ratio carries out catalytic reaction
The liquid methanol for being synthesized is stored.
Wherein, the conversion storage apparatus can also include：The natural gas transfer device 822 of methane.
The natural gas transfer device 822 of methane, for carbon dioxide to be pressed into 1 with the hydrogen for producing:4 ratio be catalyzed instead
The methane natural gas that should be synthesized.
Wherein, the natural gas transfer device 822 of the methane can be in the liquid methanol conversion equipment 821 by carbon dioxide
Setting ratio such as 1 is pressed with the hydrogen for producing:4 ratio carries out the liquid methanol that catalytic reaction synthesized and carries out storage
Afterwards, by the liquid methanol carry out catalytic reaction produce decompose carbon dioxide and hydrogen, will produce carbon dioxide with produce
Hydrogen carry out the methane natural gas that catalytic reaction is synthesized by setting ratio.
The function of unit and the implementation process of effect correspond to step in specifically referring to the above method in said apparatus
Implementation process, will not be repeated here.
For device embodiment, because it corresponds essentially to embodiment of the method, so related part is referring to method reality
Apply the part explanation of example.Device embodiment described above is only schematical, wherein described as separating component
The unit of explanation can be or may not be physically separate, and the part shown as unit can be or can also
It is not physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can be according to reality
Selection some or all of module therein is needed to realize the purpose of the present invention program.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
The technical scheme for being provided the embodiment of the present invention above, is described in detail, used herein specifically individual
Example is set forth to principle of the invention and implementation method, and the explanation of above example is only intended to help and understands of the invention
Method and its core concept；Simultaneously for those of ordinary skill in the art, according to thought of the invention, in specific embodiment party
Be will change in formula and range of application, in sum, this specification content should not be construed as limiting the invention.
Claims (10)
1. a kind of power storage processing method, it is characterised in that including：
Hydrogen and oxygen that cell reaction produces decomposition are carried out to water using electric energy；
Carbon dioxide and the hydrogen for producing by setting ratio are carried out into liquid methanol that catalytic reaction synthesized or methane is natural
Gas is stored.
2. method according to claim 1, it is characterised in that described that carbon dioxide is pressed into setting ratio with the hydrogen for producing
The liquid methanol that catalytic reaction synthesized is carried out to be stored, including：
Carbon dioxide is pressed 1 with the hydrogen for producing:3 ratio carries out the liquid methanol that catalytic reaction synthesized and is stored.
3. method according to claim 1, it is characterised in that described that carbon dioxide is pressed into setting ratio with the hydrogen for producing
The methane natural gas that catalytic reaction synthesized is carried out to be stored, including：
Carbon dioxide is pressed 1 with the hydrogen for producing:4 ratio carries out the methane natural gas that catalytic reaction is synthesized.
4. method according to claim 1, it is characterised in that described that carbon dioxide is pressed into setting ratio with the hydrogen for producing
After the liquid methanol that catalytic reaction synthesized stored, also include：
The liquid methanol is carried out into carbon dioxide and hydrogen that catalytic reaction produces decomposition；
The carbon dioxide of generation is carried out into the methane natural gas that catalytic reaction is synthesized with the hydrogen for producing by setting ratio.
5. method according to claim 4, it is characterised in that：
Carbon dioxide used in the course of reaction of the liquid methanol for being synthesized or methane natural gas, including industry is raw
The carbon dioxide or the carbon dioxide carried out the liquid methanol produced by catalytic reaction of recovery discharged in product；Or,
The water carried out to water using electric energy used in the course of reaction of cell reaction, including common water source, the institute of recovery
State produced reaction water in the course of reaction of the liquid methanol for being synthesized, reclaim it is described liquid methanol be catalyzed it is anti-
Produced in the course of reaction of produced reaction water or the methane natural gas for being synthesized for reclaiming in the course of reaction answered
Raw reaction water.
6. method according to claim 4, it is characterised in that described the liquid methanol is carried out into catalytic reaction to produce point
The carbon dioxide and hydrogen of solution, including：
The liquid methanol carries out catalytic pyrolysis and produces the carbon monoxide and water for decomposing；
The carbon monoxide of the generation carries out transformationreation and produces carbon dioxide and hydrogen with water.
7. a kind of power storage processing system, it is characterised in that including：
Electrolysis unit, the hydrogen and oxygen that decompose are produced for carrying out cell reaction to water using electric energy；
Conversion storage apparatus, the hydrogen for carbon dioxide to be produced with the electrolysis unit carries out catalytic reaction by setting ratio
The liquid methanol or methane natural gas for being synthesized are stored.
8. system according to claim 7, it is characterised in that the conversion storage apparatus include：
Liquid methanol conversion equipment, for carbon dioxide to be pressed into 1 with the hydrogen for producing:3 ratio carries out catalytic reaction and is closed
Into liquid methanol stored.
9. the system according to claim 7 or 8, it is characterised in that the conversion storage apparatus include：
The natural gas transfer device of methane, for carbon dioxide to be pressed into 1 with the hydrogen for producing:4 ratio carries out catalytic reaction and obtains
The methane natural gas of synthesis.
10. system according to claim 9, it is characterised in that：
Carbon dioxide is pressed setting by the natural gas transfer device of methane in the liquid methanol conversion equipment with the hydrogen for producing
Ratio carries out after the liquid methanol that catalytic reaction synthesized stored, the liquid methanol being carried out into catalytic reaction generation
The carbon dioxide and hydrogen of decomposition, carry out catalytic reaction and are closed with the hydrogen for producing by the carbon dioxide of generation by setting ratio
Into methane natural gas.
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