CN105038885B - A kind of preparation system of low-carbon gas fuel and preparation method thereof - Google Patents
A kind of preparation system of low-carbon gas fuel and preparation method thereof Download PDFInfo
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- CN105038885B CN105038885B CN201510409214.9A CN201510409214A CN105038885B CN 105038885 B CN105038885 B CN 105038885B CN 201510409214 A CN201510409214 A CN 201510409214A CN 105038885 B CN105038885 B CN 105038885B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 45
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 21
- 239000000446 fuel Substances 0.000 title claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 148
- 239000001257 hydrogen Substances 0.000 claims abstract description 104
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 104
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 101
- 239000003345 natural gas Substances 0.000 claims abstract description 74
- 239000007789 gas Substances 0.000 claims abstract description 65
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 53
- 238000002156 mixing Methods 0.000 claims description 31
- 238000003756 stirring Methods 0.000 claims description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000002270 dispersing agent Substances 0.000 claims description 18
- 239000013530 defoamer Substances 0.000 claims description 17
- 239000011230 binding agent Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 235000013312 flour Nutrition 0.000 claims description 10
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 9
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 9
- 229960004643 cupric oxide Drugs 0.000 claims description 9
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 9
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 9
- 230000003750 conditioning effect Effects 0.000 claims description 8
- 150000002431 hydrogen Chemical class 0.000 claims description 8
- 229910052754 neon Inorganic materials 0.000 claims description 8
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 8
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 6
- XTUHPOUJWWTMNC-UHFFFAOYSA-N cobalt(2+);dioxido(dioxo)chromium Chemical compound [Co+2].[O-][Cr]([O-])(=O)=O XTUHPOUJWWTMNC-UHFFFAOYSA-N 0.000 claims description 6
- 229910052878 cordierite Inorganic materials 0.000 claims description 6
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical group [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052596 spinel Inorganic materials 0.000 claims description 6
- 239000011029 spinel Substances 0.000 claims description 6
- 230000018044 dehydration Effects 0.000 claims description 5
- 238000006297 dehydration reaction Methods 0.000 claims description 5
- 238000006477 desulfuration reaction Methods 0.000 claims description 5
- 230000023556 desulfurization Effects 0.000 claims description 5
- 229920006318 anionic polymer Polymers 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims description 3
- RGPUVZXXZFNFBF-UHFFFAOYSA-K diphosphonooxyalumanyl dihydrogen phosphate Chemical group [Al+3].OP(O)([O-])=O.OP(O)([O-])=O.OP(O)([O-])=O RGPUVZXXZFNFBF-UHFFFAOYSA-K 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 3
- 239000002480 mineral oil Substances 0.000 claims description 3
- 235000010446 mineral oil Nutrition 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical group [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 3
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 claims 2
- 230000000994 depressogenic effect Effects 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- MZSDGDXXBZSFTG-UHFFFAOYSA-M sodium;benzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=CC=C1 MZSDGDXXBZSFTG-UHFFFAOYSA-M 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000003245 coal Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000005997 Calcium carbide Substances 0.000 description 3
- BWOROQSFKKODDR-UHFFFAOYSA-N oxobismuth;hydrochloride Chemical compound Cl.[Bi]=O BWOROQSFKKODDR-UHFFFAOYSA-N 0.000 description 3
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- -1 acetylene gas Natural products 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 150000008107 benzenesulfonic acids Chemical class 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 229960004424 carbon dioxide Drugs 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
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Abstract
The invention belongs to gaseous fuel technical field, and in particular to a kind of preparation system of low-carbon gas fuel and preparation method thereof.The low-carbon gas of preparation includes the hydrogen of volume fraction 1 50% and the natural gas of surplus, the natural gas basin, hydrogen basin, blender and gaseous mixture basin, the natural gas basin and hydrogen basin connect the blender input, and the blender input connects the technique effect of the gaseous mixture basin present invention：The major advantage of low-carbon gas fuel of the present invention is to promote application of the hydrogen in terms of the energy using industrial foundation at this stage, the whole nation or even the whole world is turned to low-carbon, the carbon-free energy by existing fossil energy, there is provided realistic plan.
Description
Technical field
The invention belongs to gaseous fuel technical field, and in particular to a kind of preparation system of low-carbon gas fuel and its preparation
Method.
Background technology
Currently used gaseous fuel is substantially divided into four classes：
The first kind is natural gas, containing coal bed gas.China widelys popularize, but china natural resources are few and skewness.At present
The pipelines such as built transfering natural gas from the west to the east transport to east each province by natural gas.
Second class is acetylene, i.e. acetylene gas, is to add water reaction to generate by calcium carbide, and calcium carbide (also referred to as calcium carbide)
Manufacture must expend substantial amounts of electric energy, and production cost is higher, and pollution is big.
3rd class is coal gas, is made of to add water in high temperature by coal, due to consume substantial amounts of coal and releasing two
The pollutants such as carbonoxide, cost are higher and seriously polluted.
4th class is hydrogen.Hydrogen is novel energy carrier.Hydrogen can use the gasification such as coal, natural gas, oil, reform system
, it is also possible to electrolysis water is made.Hydrogen has been used to the rocket launching of space flight and aviation, and hydrogen energy automobile is used it in research now.
Due to the special nature of hydrogen, there is not yet it is used for the report of industrial fuel.
The content of the invention
It is an object of the invention to propose a kind of new preparation system of low-carbon gas fuel and preparation method thereof.
Technical scheme is specific as follows：
A kind of preparation system of low-carbon gas fuel, the low-carbon gas of preparation include volume fraction 1-50% hydrogen and remaining
The natural gas of amount, the natural gas basin, hydrogen basin, blender and gaseous mixture basin, natural gas basin and the hydrogen storage
Tank connects the blender input, and the blender input connects the gaseous mixture basin.
The natural gas basin connects the natural gas input of blender, the hydrogen storage by natural gas pretreatment unit
Tank connects the hydrogen input of blender by hydrogen pretreatment unit.
Further, the natural gas input is arranged on the blender top, and the natural gas input is natural
Gas entrance, the hydrogen input are arranged on the blender bottom, and the hydrogen input is hydrogen inlet；
The natural gas pretreatment unit includes desulfurization, dehydration, heat exchange, pressure regulation and stabipack.
Further, the preparation system also includes hydrogen gas fire arrester, control instrument, metering device, the first bypass valve, the
Two bypass valves, safety device and emptying device；
The blender connects the control instrument and metering device, described first bypass valve one end are connected to natural gas-reservoir
The input of tank, the other end are connected in the output end of natural gas pretreatment unit, and described second bypass valve one end is connected to hydrogen
On the input of gas-reservoir tank, the other end is connected in the output end of hydrogen pretreatment unit, the input front end peace of hydrogen basin
Hydrogen gas fire arrester is filled, the pipeline of the preparation system connects emptying device by safety device.
Further, the gas inlet connection natural gas discharge pipeline, the hydrogen inlet connect a hydrogen discharge
Port, the blender top set mixed gas outlet end.
Further, the natural gas discharge pipeline, which encloses, is placed in the blender inside upper part, the natural gas discharge pipe
Road has multiple exhaust outlets, and the exhaust outlet, which uniformly encloses, puts the blender inside upper part, and the exhaust outlet front end is in
90 ° of bendings, and exhaust outlet port surface is to blender bottom side；
The hydrogen discharge port is generally discoid, and is uniformly distributed hydrogen outlet on discoid upper surface, institute
The circular hole that hydrogen outlet size is diameter 5-30mm is stated, the hydrogen outlet direction is towards at the top of the blender；
The mixed gas outlet is integrally adapted to blender inside top structure, and the lower surface of the mixed gas outlet end is provided with
Multiple mixed gas outlets, the mixed gas outlet outside extends to recess, and the recess is connected under the mixed gas outlet end
Surface.
Further, the blender upper outside corresponds to the position of the natural gas discharge pipeline provided with nanometer promotion
Layer, the nanometer promote to be provided with nanometer promotion material in layer.
Further, the nanometer promotes material to include nanometer powder accelerator, binding agent, coefficient of expansion conditioning agent and mix
Close auxiliary agent；The nanometer powder accelerator：Binding agent：Coefficient of expansion conditioning agent：Mixed aid=40-60：5-8：20-30：10-
15；Aforementioned proportion is weight ratio.
Further, the nanometer powder accelerator includes the parts by weight of Neon SiC powder 40~80, nano cupric oxide
30~60 parts by weight, the parts by weight of Zirconium oxide powder 5~30, the parts by weight of chromium oxide powder 5~10 and the weight of silica flour 1~10, wherein
The particle diameter of the Neon SiC powder is 100-200nm；The particle diameter of the nano cupric oxide is 200-300nm；The oxidation
Zirconium powder, the particle diameter of chromium oxide powder are 20 μm -500 μm.The particle diameter of the silica flour is 2.0 μm -4.5 μm；
The binding agent is aluminium dihydrogen phosphate, and the coefficient of expansion conditioning agent is cordierite powder and cobalt-chromate spinel powder
The weight ratio of body, the cordierite powder and cobalt-chromate spinel powder is 1：3；
The mixed aid is dispersant, defoamer, and the ratio of the dispersant and the defoamer is 1-3：Described in 3-5
Defoamer is mineral oil, organosilicon or modified paraffin one or more mixing therein, and the dispersant is calgon, ten
One or more in dialkyl benzene sulfonic acids sodium or anionic polymer salt；Wherein described dispersant and defoamer can be protected effectively
Demonstrate,prove the mixing of above-mentioned nanometer powder accelerator.
A kind of preparation method of low-carbon gas fuel, the described preparation method apply above-mentioned preparation system, and its feature exists
In, natural gas basin provides natural gas, and hydrogen basin provides hydrogen, and natural gas and hydrogen are exchanged heat respectively, are pressurized, and
Mixed via blender, it is mixed to be stored via blender output valve blender basin.
Further, the blender is provided with nanometer promotion layer, and the nanometer promotes the preparation method of layer to include following step
Suddenly：
1）First by the parts by weight of Neon SiC powder 40~80, the parts by weight of nano cupric oxide 30~60, Zirconium oxide powder 5
~30 parts by weight, the parts by weight of chromium oxide powder 5~10 and the mixing of the weight of silica flour 1~10, it is shearing to carry out three-dimensional high-speed after mixing
Stirring is sufficiently stirred, and makes it well mixed, density of pressurizeing is needed in mixed process, and density is carried out under 2-2.5MPa and is stirred
Mix, while the speed stirred is 300-500r/min, is stirred 0.5-1 hours, uniformly after mixing；
2）Warm water is added, realizes that liquid phase mixes, the weight ratio of the warm water and the raw material of above-mentioned addition is 1：2~3, temperature
The water temperature of water is 40-80 DEG C, continues to continue to stir 0.5-1 hours after adding water, the speed of stirring is 100-150r/min, together
When reduce air pressure to conventional air pressure；
3）Dispersant and defoamer are added, continues to stir, while is pressurized to 1-2MPa, mixing speed 100-
150r/min, while temperature is maintained at 40-80 DEG C, temperature is improved as 100 DEG C -120 DEG C after stirring 30-40 minutes, decompression, will be pressed
To conventional air pressure, moisture evaporation is discharged, when a length of 1-2 hours；
The ratio of the dispersant and the defoamer is 1-3：3-5；
4）Binding agent is added, continues Stirring, mixing speed 200-300r/min, after stirring 20-30 minutes,
3-5MPa is pressurized to, stands cooling, is down to 10-20 DEG C, stands 30-50 minutes, prepares and completes.
The technique effect of the present invention：The major advantage of low-carbon gas fuel of the present invention is pushed away using industrial foundation at this stage
Enter application (previously, hydrogen be mainly used in industrial chemicals) of the hydrogen in terms of the energy, make the whole nation or even the whole world by existing fossil
The energy turns to low-carbon, the carbon-free energy, there is provided realistic plan.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the blender of the present invention；
Fig. 3 is the gas flow schematic diagram of the blender of the present invention；
Fig. 4 is the structural representation of the natural gas discharge pipeline of this blender.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
On the contrary, the present invention covers any replacement done in the spirit and scope of the present invention being defined by the claims, repaiied
Change, equivalent method and scheme.Further, in order that the public has a better understanding to the present invention, below to the thin of the present invention
It is detailed to describe some specific detail sections in section description.Part without these details for a person skilled in the art
Description can also understand the present invention completely.
As shown in figure 1, the present invention provides a kind of preparation system of low-carbon gas fuel, the preparation of the low-carbon gas fuel
System include natural gas basin 1, natural gas pretreatment unit 2, hydrogen gas fire arrester 3, hydrogen basin 4, hydrogen pretreatment unit 5,
Blender 6, control instrument 7, gaseous mixture basin 8, the first bypass valve 9, the second bypass valve 10；Specially natural gas basin 1 is defeated
Go out the input of end connection natural gas pretreatment unit 2, the output end connection blender 6 of the natural gas pretreatment unit 2
Natural gas input, the input of the output end connection hydrogen pretreatment unit 5 of the hydrogen basin 4, the hydrogen pretreatment
The output end of unit 5 connects the hydrogen input of the blender 6, and the blender 6 connects the control instrument 7, described mixed
The output end of clutch 6 connects the blender basin 8, and described one end of first bypass valve 9 is connected to the input of natural gas basin 1
End, the other end are connected in the output end of natural gas pretreatment unit 2, and described one end of second bypass valve 10 is connected to hydrogen basin
On 4 input, the other end is connected in the output end of hydrogen pretreatment unit 5, the input front end installation hydrogen of hydrogen basin 4
Vapour lock firearm 3, hydrogen need to enter back into hydrogen basin 4 by hydrogen gas fire arrester 3.
Preparation system provided by the invention also includes metering device, safety device and emptying device, and the metering device connects
Connect on the mixer, on all pipelines of the preparation system by safety device connect emptying device, the metering device,
Safety device and emptying device are equipment commonly used in the prior art, are not shown directly in Figure of description.The natural gas
Pretreatment unit and hydrogen pretreatment unit include desulfurization, dehydration, heat exchange, pressure regulation and stabipack, the desulfurization, dehydration,
Heat exchange, pressure regulation and stabipack are applied in combination, and the desulfurization, dehydration, heat exchange, pressure regulation and stabipack are normal in the prior art
Use equipment.
Gas source is in chemical by-product or coal bed gas, natural gas, coke-stove gas etc. in the natural gas basin 1, and
And the concentration of natural gas meets national Natural Gas standard.
Hydrogen source in the hydrogen basin 4 is in number of ways, concretely chemical industry by-product hydrogen（Coke-stove gas, height
Producer gas, chlor-alkali manufacture gas etc.）, fossil fuel hydrogen manufacturing, mineral hydrogen manufacturing, water electrolysis hydrogen production, biomass hydrogen preparation, density of hydrogen is more than
99%。
As shown in Fig. 2 blender 6 provided by the invention includes gas inlet 64, hydrogen inlet 65, the natural gas enters
Mouthfuls 64 are arranged at the top of blender 6, and connect natural gas discharge pipeline 66, the natural gas discharge pipeline 66 enclose be placed in it is described
The inside upper part of blender 6, the natural gas discharge pipeline 66 have multiple exhaust outlets, the exhaust outlet uniformly enclose put it is described
The inside upper part of blender 6, the exhaust outlet front end is in 90 ° of bendings, and exhaust outlet port surface is to the bottom side of blender 6, described
Hydrogen inlet 65 is arranged at the bottom centre of blender 6, and the hydrogen inlet 65 connects a hydrogen discharge port 62, the hydrogen
Gas discharge port 62 is generally discoid, and hydrogen outlet is uniformly distributed on discoid upper surface, the hydrogen outlet chi
The very little circular hole for diameter 5-30mm, the hydrogen outlet direction are set towards the top of blender 6, the top of blender 6
Mixed gas outlet end 63, the mixer outlet gas 63 is generally discoid, specifically can be replaced the adaptation inside top of blender 6
The other structures of structure, the mixed gas outlet end 63 connects the gaseous mixture basin 8 by gaseous mixture transport pipeline 81, described
The lower surface of mixed gas outlet end 63 is provided with multiple mixed gas outlets, and recess is extended on the outside of the mixed gas outlet, and described
Recess connects the mixed gas outlet end lower surface.
The position that the blender upper outside corresponds to the natural gas discharge pipeline 66 is provided with nanometer promotion layer 61, described
Nanometer promotes to be provided with nanometer promotion material in layer 61, and the nanometer promotes material to include nanometer powder accelerator, binding agent, expansion
Coefficient adjustment agent and mixed aid；The nanometer powder accelerator：Binding agent：Coefficient of expansion conditioning agent：Mixed aid=40-60：
5-8：20-30：10-15；Aforementioned proportion is weight ratio.
The nanometer powder accelerator includes the parts by weight of Neon SiC powder 40~80, the weight of nano cupric oxide 30~60
Part, the parts by weight of Zirconium oxide powder 5~30, the parts by weight of chromium oxide powder 5~10 and the weight of silica flour 1~10, wherein the nano-sized carbon
The particle diameter of SiClx powder is 100-200nm；The particle diameter of the nano cupric oxide is 200-300nm；The Zirconium oxide powder, oxidation
The particle diameter at chromium powder end can be 20 μm -500 μm.The particle diameter of the silica flour is less than 4.5 μm, specially 2.0 μm -4.5 μm.
The present invention realizes the gas in blender 6 using Neon SiC powder and nano oxidized copper powders through promotion hole
Carry out promoting supercharging mixing, wherein carborundum, Zirconium oxide powder and chromium oxide powder forms first layer supercharging and promoted, the nanometer
Cupric oxide forms second layer supercharging with the silica flour and promoted, and two layers of supercharging promotion is overlapped mutually, and supercharging promotes specifically to mixing
Gas in device 6 is irradiated, and energy spreads in the form of an electromagnetic wave, and the nanometer promotes layer to remove relative to promotion passage
Side other shells, inner side is silver plated fiber structure, by Energy Efficient converge at nanometer promote layer relative to blender 6
Side.The nanometer promotes layer 61 to be provided with aided nano piece, the described aided nano piece relative to the side of petroleum pipeline simultaneously
Thickness be 0.1mm-0.5mm, the aided nano piece is the graphene nanometer sheet for being coated with metal coating, the aided nano piece
Outside, as it is provided with one layer of BiOCl (Br) nanometer layer relative to the side of blender 6.The thickness of BiOCl (Br) nanometer layer
For 3 μm -10 μm；Described BiOCl (Br) nanometer layer provides third layer supercharging and promoted, relative to the infrared rush of foregoing two layers use
Enter, what is this time used acts on the tube wall on blender for three layers of promotion of ultraviolet promotion, and three layers of facilitation are through defeated
Oil pipe tube wall, supercharging is realized, increases the activity rate of gas molecule, and the flow direction of gas is changed so that natural gas is downward
Flowing carries out effectively mixing for the first time with hydrogen in the bottom of blender 6, while carries out continuing to mix elsewhere, improves
Mixing efficiency, it is specific as shown in figure 3, effectively facilitate the uniform mixing of gas, it ensure that the stability of promotion.
The binding agent is aluminium dihydrogen phosphate.The coefficient of expansion conditioning agent is cordierite powder and cobalt-chromate spinel powder
The weight ratio of body, the cordierite powder and cobalt-chromate spinel powder is 1：3.
The mixed aid is dispersant, defoamer, and the ratio of the dispersant and the defoamer is 1-3：Described in 3-5
Defoamer is mineral oil, organosilicon or modified paraffin one or more mixing therein, and the dispersant is calgon, ten
One or more in dialkyl benzene sulfonic acids sodium or anionic polymer salt；Wherein described dispersant and defoamer can be protected effectively
Demonstrate,prove the mixing of above-mentioned nanometer powder accelerator.
The present invention also provides a kind of preparation method of low-carbon gas fuel, and the described preparation method applies system set forth above
Standby device, the hydrogen source in hydrogen basin is in various approach first：Chemical industry by-product hydrogen (coke-stove gas, blast furnace gas, chlorine
Alkali manufacture gas etc.), fossil fuel hydrogen manufacturing, mineral hydrogen manufacturing, water electrolysis hydrogen production, biomass hydrogen preparation, density of hydrogen should be greater than 99%.
The nanometer promotes the preparation method of layer to comprise the following steps：
1）First by the parts by weight of Neon SiC powder 40~80, the parts by weight of nano cupric oxide 30~60, Zirconium oxide powder 5
~30 parts by weight, the parts by weight of chromium oxide powder 5~10 and the mixing of the weight of silica flour 1~10, it is shearing to carry out three-dimensional high-speed after mixing
Stirring is sufficiently stirred, and makes it well mixed, density of pressurizeing is needed in mixed process, and density is carried out under 2-2.5MPa and is stirred
Mix, while the speed stirred is 300-500r/min, is stirred 0.5-1 hours, uniformly after mixing；
2）Warm water is added, realizes that liquid phase mixes, the weight ratio of the warm water and the raw material of above-mentioned addition is 1：2~3, temperature
The water temperature of water is 40-80 DEG C, continues to continue to stir 0.5-1 hours after adding water, the speed of stirring is 100-150r/min, together
When reduce air pressure to conventional air pressure；
3）Dispersant and defoamer are added, continues to stir, while is pressurized to 1-2MPa, mixing speed 100-
150r/min, while temperature is maintained at 40-80 DEG C, temperature is improved as 100 DEG C -120 DEG C after stirring 30-40 minutes, decompression, will be pressed
To conventional air pressure, moisture evaporation is discharged, when a length of 1-2 hours；
The ratio of the dispersant and the defoamer is 1-3：3-5；
4）Binding agent is added, continues Stirring, mixing speed 200-300r/min, after stirring 20-30 minutes,
3-5MPa is pressurized to, stands cooling, is down to 10-20 DEG C, stands 30-50 minutes, prepares and completes.
Gas source in natural gas basin is in chemical by-product, or coal bed gas, natural gas, coke-stove gas etc., but day
Right gas concentration should meet national Natural Gas standard.
, be before gas mixer is entered to ensure that gaseous mixture is uniform, hydrogen and each temperature self-regulating of natural gas and pressure
Power, the temperature control of hydrogen and natural gas is no more than 20 DEG C in spread, while ensures the stabilization of hydrogen and natural gas, pressed
Power spread is no more than 2Mpa.
In a mixer, it is desirable to accurate measurement, ensure that mixture strength and precision meet the needs of downstream user.
When the volume fraction of the hydrogen in gaseous mixture is equal to or less than 1%, it is allowed to which its hydrogen source is from special electrolysis water
The hydrogen and oxygen mixture (being commonly called as Brown Gas) of equipment, now oxygen purity is allowed to be less than 1/2 hydrogen volume fraction.
Claims (10)
1. a kind of preparation system of low-carbon gas fuel, the low-carbon gas of preparation includes volume fraction 1-50% hydrogen and surplus
Natural gas, it is characterised in that the preparation system includes natural gas basin, hydrogen basin, blender and gaseous mixture basin, institute
State natural gas basin and hydrogen basin connects the blender input, the blender output end connects the mixing gas-reservoir
Tank；
Blender input includes natural gas input and hydrogen input；The natural gas input is gas inlet, institute
It is hydrogen inlet to state hydrogen input；
Natural gas input is arranged on the blender top, and the gas inlet is connected with multiple exhaust outlets, the row
Discharge port, which uniformly encloses, puts the blender inside upper part, and the exhaust outlet front end is bent in 90 °, and exhaust outlet port surface
To blender bottom side；
The hydrogen input is arranged on the blender bottom, and the hydrogen inlet is arranged at blender bottom centre, and
The hydrogen inlet connects hydrogen outlet, and the hydrogen outlet direction is towards at the top of the blender；
The blender is additionally provided with nanometer and promotes layer, and the nanometer promotes layer to be arranged on described in the blender upper outside correspondence
The position of natural gas input；
The nanometer promotes layer supercharging to promote to irradiate the gas in blender, and energy spreads in the form of an electromagnetic wave, increases
Add the activity rate of gas molecule, and the flow direction of gas is changed so that natural gas flows downward with hydrogen in gaseous mixture
Bottom carries out effectively mixing, while carry out continuing to mix elsewhere for the first time, improves mixing efficiency.
2. preparation system according to claim 1, it is characterised in that the natural gas basin is pre-processed single by natural gas
The natural gas input of member connection blender, the hydrogen that the hydrogen basin connects blender by hydrogen pretreatment unit input
End；
The natural gas pretreatment unit includes desulfurization, dehydration, heat exchange, pressure regulation and stabipack.
3. preparation system according to claim 2, it is characterised in that the preparation system also includes hydrogen gas fire arrester, control
Instrument, metering device, the first bypass valve, the second bypass valve, safety device and emptying device processed；
The blender connects the control instrument and metering device, described first bypass valve one end are connected to natural gas basin
Input, the other end are connected in the output end of natural gas pretreatment unit, and described second bypass valve one end is connected to hydrogen storage
On the input of tank, the other end is connected in the output end of hydrogen pretreatment unit, the input front end installation hydrogen of hydrogen basin
Vapour lock firearm, the pipeline of the preparation system connect emptying device by safety device.
4. preparation system according to claim 2, it is characterised in that the gas inlet connects natural gas discharge pipe
Road, the hydrogen inlet connect a hydrogen discharge port, mixed gas outlet end are set at the top of the blender.
5. preparation system according to claim 4, it is characterised in that the natural gas discharge pipeline, which encloses, is placed in the mixing
Device inside upper part, the natural gas discharge pipeline have multiple exhaust outlets, and the exhaust outlet, which uniformly encloses, puts the blender
Inside upper part, the exhaust outlet front end is in 90 ° of bendings, and exhaust outlet port surface is to blender bottom side；
The hydrogen discharge port is generally discoid, and hydrogen outlet is uniformly distributed on discoid upper surface, the hydrogen
Gas outlet size is diameter 5-30mm circular hole, and the hydrogen outlet direction is towards at the top of the blender；
The mixed gas outlet is integrally adapted to blender inside top structure, and the lower surface of the mixed gas outlet end is provided with multiple
Mixed gas outlet, the mixed gas outlet outside extends to recess, and the recess connects the mixed gas outlet end lower surface.
6. preparation system according to claim 4, it is characterised in that the blender upper outside corresponds to the natural gas
The position of discharge tube is provided with nanometer and promotes layer, and the nanometer promotes to promote material provided with nanometer in layer.
7. preparation system according to claim 6, it is characterised in that the nanometer promotes material to promote including nanometer powder
Agent, binding agent, coefficient of expansion conditioning agent and mixed aid；The nanometer powder accelerator：Binding agent：Coefficient of expansion conditioning agent：
Mixed aid=40-60：5-8：20-30：10-15；Aforementioned proportion is weight ratio.
8. preparation system according to claim 7, it is characterised in that the nanometer powder accelerator includes nanometer silicon carbide
The parts by weight of powder 40~80, the parts by weight of nano cupric oxide 30~60, the parts by weight of Zirconium oxide powder 5~30, chromium oxide powder 5~10
Parts by weight and the weight of silica flour 1~10, wherein the particle diameter of the Neon SiC powder is 100-200nm；The nano cupric oxide
Particle diameter be 200-300nm；The Zirconium oxide powder, the particle diameter of chromium oxide powder are 20 μm -500 μm；
The particle diameter of the silica flour is 2.0 μm -4.5 μm；
The binding agent is aluminium dihydrogen phosphate, and the coefficient of expansion conditioning agent is cordierite powder and cobalt-chromate spinel powder,
The cordierite powder and the weight of cobalt-chromate spinel powder ratio are 1：3；
The mixed aid is dispersant, defoamer, and the ratio of the dispersant and the defoamer is 1-3：Defoaming described in 3-5
Agent is mineral oil, organosilicon or modified paraffin one or more mixing therein, and the dispersant is calgon, dodecane
One or more in base benzene sulfonic acid sodium salt or anionic polymer salt；Wherein described dispersant and defoamer can effectively ensure that
The mixing for the nanometer powder accelerator stated.
9. described in a kind of one of preparation method of low-carbon gas fuel, the preparation method application the claims 1-8
Preparation system, it is characterised in that natural gas basin provides natural gas, and hydrogen basin provides hydrogen, and respectively to natural gas and hydrogen
Gas carries out temperature adjustment, pressure regulation, and is mixed via blender, mixed to be stored via blender output valve blender basin；
Blender mixed process is specially：The natural gas enters the blender through the exhaust outlet, into blender
Natural gas have it is lower to initial velocity, in the case where nanometer promotes layer supercharging facilitation, sharp downward movement and hydrogen are at gaseous mixture bottom
Portion carries out effectively mixing, while carry out continuing to mix elsewhere for the first time.
10. the preparation method of a kind of low-carbon gas fuel according to claim 9, it is characterised in that the blender is set
There is nanometer to promote layer, the nanometer promotes the preparation method of layer to comprise the following steps：
1）First by the parts by weight of Neon SiC powder 40~80, the parts by weight of nano cupric oxide 30~60, Zirconium oxide powder 5~30
Parts by weight, the parts by weight of chromium oxide powder 5~10 and the mixing of the weight of silica flour 1~10, carry out the shearing stirring of three-dimensional high-speed after mixing
It is sufficiently stirred, makes it well mixed, density of pressurizeing is needed in mixed process, density stirring is carried out under 2-2.5MPa,
The speed of stirring is 300-500r/min simultaneously, is stirred 0.5-1 hours, uniformly after mixing；
2）Warm water is added, realizes that liquid phase mixes, the weight ratio of the warm water and the raw material of above-mentioned addition is 1：2~3, warm water
Water temperature is 40-80 DEG C, continues to continue to stir 0.5-1 hours after adding water, the speed of stirring is 100-150r/min, is dropped simultaneously
Low pressure is to conventional air pressure；
3）Dispersant and defoamer are added, continues to stir, while is pressurized to 1-2MPa, mixing speed 100-150r/
Min, while temperature is maintained at 40-80 DEG C, temperature is improved as 100 DEG C -120 DEG C after stirring 30-40 minutes, decompression, will be depressed into often
Advise air pressure, moisture evaporation is discharged, when a length of 1-2 hours；
The ratio of the dispersant and the defoamer is 1-3：3-5；
4）Binding agent is added, continues Stirring, mixing speed 200-300r/min, after stirring 20-30 minutes, is pressurized
To 3-5MPa, cooling is stood, is down to 10-20 DEG C, stands 30-50 minutes, prepares and completes.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1560205A (en) * | 2004-03-01 | 2005-01-05 | 天津大学 | a gaseous fuel |
| CN101432399A (en) * | 2004-08-02 | 2009-05-13 | 罗伯特·C·多尔顿 | High energy transport gas and method of transport |
| CN101935565A (en) * | 2009-06-29 | 2011-01-05 | 北京奥润泰克教育科技有限责任公司 | Low-carbon gas fuel and preparation method thereof |
| CN102417356A (en) * | 2010-09-27 | 2012-04-18 | 中国科学院理化技术研究所 | Nano-silicon carbide-based infrared radiation coating and preparation method thereof |
| CN104030709A (en) * | 2014-06-30 | 2014-09-10 | 北斗启明（北京）节能科技服务有限公司 | High-temperature nano radiation coating for heating furnace and preparation process thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1560205A (en) * | 2004-03-01 | 2005-01-05 | 天津大学 | a gaseous fuel |
| CN101432399A (en) * | 2004-08-02 | 2009-05-13 | 罗伯特·C·多尔顿 | High energy transport gas and method of transport |
| CN101935565A (en) * | 2009-06-29 | 2011-01-05 | 北京奥润泰克教育科技有限责任公司 | Low-carbon gas fuel and preparation method thereof |
| CN102417356A (en) * | 2010-09-27 | 2012-04-18 | 中国科学院理化技术研究所 | Nano-silicon carbide-based infrared radiation coating and preparation method thereof |
| CN104030709A (en) * | 2014-06-30 | 2014-09-10 | 北斗启明（北京）节能科技服务有限公司 | High-temperature nano radiation coating for heating furnace and preparation process thereof |
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