CN104192799A - Device for preparing hydrogen-rich gas by gasifying biomass under catalysis of high-temperature metallurgical slag particles and method - Google Patents
Device for preparing hydrogen-rich gas by gasifying biomass under catalysis of high-temperature metallurgical slag particles and method Download PDFInfo
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- 239000002245 particle Substances 0.000 title claims abstract description 153
- 239000002028 Biomass Substances 0.000 title claims abstract description 131
- 239000007789 gas Substances 0.000 title claims abstract description 82
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 68
- 239000001257 hydrogen Substances 0.000 title claims abstract description 68
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000006555 catalytic reaction Methods 0.000 title abstract 3
- 238000002309 gasification Methods 0.000 claims abstract description 32
- 238000003860 storage Methods 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 230000008569 process Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 70
- 238000005272 metallurgy Methods 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 31
- 238000001816 cooling Methods 0.000 claims description 24
- 238000009853 pyrometallurgy Methods 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 21
- 239000012535 impurity Substances 0.000 claims description 20
- 230000003197 catalytic effect Effects 0.000 claims description 19
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000863 Ferronickel Inorganic materials 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The invention relates to a device for preparing hydrogen-rich gas by gasifying a biomass under the catalysis of high-temperature metallurgical slag particles and a method. The device comprises a downer reactor, a high-temperature slag particle storage chamber, a spiral biomass raw material feeder, a separator, a steam generator and a hydrogen-rich gas collector, wherein the high-temperature slag particle storage chamber and the spiral biomass raw material feeder are located above the downer reactor and are communicated with the top of the downer reactor; the separator is located below the downer reactor and is communicated with the bottom of the downer reactor; and the steam generator and the hydrogen-rich gas collector are located at two sides of the downer reactor and are respectively communicated with the downer reactor. The method in which the device is applied comprises the steps of respectively adding high-temperature metallurgical slag particles, biomass raw materials and steam into the downer reactor through a rotary molten slag granulating device, the spiral biomass raw material feeder and the steam generator; carrying out gasification reaction on the biomass raw materials under the catalysis of the high-temperature metallurgical slag particles to generate hydrogen-rich gas; and storing the hydrogen-rich gas into the hydrogen-rich gas collector. By using the method, waste heat of metallurgical slag is recycled in a chemical energy way, so that the recovery rate of the waste heat is relatively high, and the problems of low waste heat recovery rate and low recovery quality of a dry-method metallurgical slag treatment process are solved.
Description
Technical field
The present invention relates to metallurgical engineering, Energy conversion and environmental protection and energy saving field, relate generally to the energy-saving and emission-reduction, the biomass energy conversion that utilize metallurgical process, particularly a kind of pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas device and method.
Background technology
Metallurgical industry is the mainstay industry of Chinese national economy development, is also high energy consumption, high pollution, maximum discharge rich and influential family, faces severe energy-saving and emission-reduction pressure.Wherein, metallurgical cinder is the main waste discharging in metal, alloy smelting process, not only enormous amount of the slag of discharge, and contain abundant high-quality heat.For example, 1 ton of pig iron of the every smelting of blast furnace will discharge the slag of 350kg left and right, and the slag of 30 tons of left and right of 1 ton of ferronickel discharge of every production, also will discharge a large amount of slags in converter steelmaking and other ferroalloy smelting.The exhaust temperature of these slags is at 1400 ~ 1700 DEG C, and the sensible heat that slag per ton contains is approximately equivalent to 1.5GJ.Therefore, rationally reclaim pyrometallurgy melting slag waste heat for metallurgy industry reduce smelting cost and energy-saving and emission-reduction significant.
At present, mainly contain Water Quenching technique and dry process technique for the processing of metallurgical cinder.Water Quenching technique is exactly to adopt the mode of flush slag to make the slag cooling method that obtains vitrifying slag fast, and the shrend glass dregs drying obtaining is processed the rear starting material as producing cement.But mainly there is following problem in this technique: the heat that it is contained of only focusing on being used slag as a kind of resource does not reclaim completely; Treating processes need to consume a large amount of new water, processes 0.62 ~ 0.95 ton of 1 ton of about water consumption of slag; Sulfide in water vapor and slag reacts and very easily produces H
2s, SO
2deng obnoxious flavour; The grain slag that obtains is loose porous, water content is high, and further utilization need to be carried out processed, consumed energy.Dry process technique is in the situation that not consuming water, adopts the form of mechanical energy to carry out granulation to slag, and then the method that adopts the heat-eliminating mediums such as air to reclaim slag particle waste heat.But this technique mainly adopts physical medium to reclaim slag particle waste heat, Energy conversion number of times is more, and the waste heat quality of recovery is lower, and organic efficiency is poor.
Biomass energy is the 4th large energy that is only second to oil, coal and Sweet natural gas, and the total amount of it is estimated on the earth biomass energy of annual growth is approximately equivalent to 10 times of total energy consumption on our times.Along with fossil oil day by day deficient with and utilizing the environmental problem causing in process increasingly severe, biomass energy obtains extensive concern as a kind of clean, reproducible alternate resources.At present, biomass utilize gas, the biomass wet goods material that in mode, materialization processing mode can be high energy gamma source density by Wood Adhesives from Biomass lower energy resource density.But materializing procedure is thermo-negative reaction, need outside that heat is provided, in catalytic gasification process, catalyst surface carbon distribution makes catalyzer inactivation gradually simultaneously.
Summary of the invention
The problems referred to above that exist for prior art; the object of this invention is to provide a kind of pyrometallurgy solid impurity particle as thermal barrier catalytic gasification biomass-making method and the device for hydrogen-rich gas; its by high-temperature metallurgy slag particles that slag dry granulation is obtained as thermal barrier and catalyzer; pass into steam gasification biomass and produce hydrogen-rich gas; effectively to solve the problems such as existing dry process slag process waste organic efficiency is poor, quality is low, and solid thermal carriers gasification needs the problem of outside heat supply and the easy carbon distribution inactivation of catalyzer.
For achieving the above object, the present invention adopts following technical scheme: pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas device, it is characterized in that: comprise slag rotation granulating device, high temperature slag particle storage vault, downtake reactor, vapour generator, biomass material screw feeder, separator and hydrogen-rich gas collector;
Described high temperature slag particle storage vault and biomass material screw feeder lay respectively at the top of downtake reactor, and described separator is positioned at the below of downtake reactor, and described vapour generator and hydrogen-rich gas collector lay respectively at the both sides of downtake reactor;
In described slag rotation granulating device, be provided with granulation slag particle sieve, described granulation slag particle sieve rotates granulating device by slag and is divided into two parts, what be positioned at granulation slag particle sieve below is slag particle collector, and the part that is positioned at granulation slag particle sieve top is communicated with the top of high temperature slag particle storage vault;
The bottom of described high temperature slag particle storage vault is communicated with the top of downtake reactor by the import of high temperature slag particle,
The biomass material outlet of described biomass material screw feeder is communicated with the top of downtake reactor, and the biomass material import of biomass material screw feeder is communicated with the bottom of biomass material storage vault;
The steam outlet of described vapour generator is communicated with the below of downtake reactor, and the inlet mouth of described hydrogen-rich gas collector is communicated with the top of downtake reactor;
In described separator, be provided with cooling slag particle biomass carbon residue separator, separator is divided into upper and lower two parts by described cooling slag particle biomass carbon residue separator, its middle and upper part is divided into cooling slag particle collector, bottom is divided into pyrolysis biomass carbon residue collector, and the top of described cooling slag particle collector is communicated with the below of downtake reactor
As optimization, the connectivity part of the bottom of described high temperature slag particle storage vault and the import of high temperature slag particle is provided with traffic controller.
As optimization, the top of described downtake reactor has water vapour import, and the steam outlet of described vapour generator is communicated with the water vapour import of the below of downtake reactor by water vapour inlet pipe, and described water vapour inlet pipe is provided with under meter.
The top of described downtake reactor also has hydrogen-rich gas outlet, the inlet mouth of described hydrogen-rich gas collector is communicated with the hydrogen-rich gas outlet of the top of downtake reactor by hydrogen-rich gas escape pipe, on described hydrogen-rich gas escape pipe, is provided with gas purifier.
As optimization, adopt pyrometallurgy solid impurity particle catalytic gasification biomass described above to produce hydrogen-rich gas device, concrete steps are as follows:
1) biomass material is carried out to sufficient pre-treatment, comprise dry and pulverize, make biomass material water ratio lower than 10%, biological particles granularity is less than 1mm, then biomass material is put into biomass material storage vault;
2) by the processing through slag rotation granulating device, the high-temperature metallurgy slag particles that particle diameter is positioned between 2 ~ 7mm enters high temperature slag particle storage vault 5;
3) traffic controller that is arranged on the bottom of high temperature slag particle storage vault and the connectivity part of high temperature slag particle import by adjustment regulates high-temperature metallurgy slag particles to enter the flow of downtake reactor, and high-temperature metallurgy slag particles is stable, enter equably downtake reactor 1;
4) open biomass material screw feeder, biomass material is fallen in downtake reactor equably, biomass material carries out heat exchange with the high-temperature metallurgy slag particles collision of falling in decline process, the heated generation of biomass material pyrolysis;
5) open vapour generator, the flow of modulation under meter, the water vapour that enters downtake reactor is heated by high-temperature metallurgy slag particles in uphill process, and the gas producing with biomass material pyrolysis mixes generating gasification reaction;
6) hydrogen-rich gas that gasification reaction produces is undertaken entering hydrogen-rich gas collector after purifying treatment by hydrogen-rich gas escape pipe and the gas purifier being arranged on hydrogen-rich gas escape pipe, is recovered;
Biomass carbon residue mixture after cooled high-temperature metallurgy slag particles and pyrolytic reaction enters in separator, under the effect of cooling slag particle biomass carbon residue separator by the two separation, described biomass carbon residue enters pyrolysis biomass carbon residue collector, and cooled high-temperature metallurgy slag particles enters cooling slag particle collector.
As optimization, in described step 4), the flow velocity of giving biomass material speed and high-temperature metallurgy slag particles of biomass material screw feeder is in the ratio adjustment of 3 ~ 5:1.
As optimization, when the gas yield of described biomass fast pyrogenation process is about 40-60%, the flow of water vapour and the delivery rate of biomass material pass in the ratio of 1:2 described in step 5).
With respect to prior art, tool of the present invention has the following advantages:
1. to produce hydrogen-rich gas apparatus structure simple for pyrometallurgy solid impurity particle catalytic gasification biomass, produces and implement and use operation comparatively easy, is suitable for industrial application.
2. present method utilizes high-temperature metallurgy slag particles as thermal barrier gasified bio-matter, the waste heat of metallurgical slag is recycled with the form of chemical energy, the two energy level coupling better, and there is higher waste heat recovery rate, solved the metallurgical slag dry process process waste rate of recovery low, reclaim quality low problem.
3. for gasifying, biomass material provides thermal source using high-temperature metallurgy slag particles as thermal barrier, avoided the secondary energy consumption problem of biomass material gasification process, the thing phase composite of high-temperature metallurgy slag particles simultaneously can become the catalyzer of biomass material gasification.Pyrometallurgy solid impurity particle is continuous moving in downtake reactor, has also avoided the problem of the area carbon inactivation of catalyzer.Pyrometallurgy solid impurity particle is just as thermal barrier and catalyzer in addition, and it neither participates in chemical reaction, and self structure also can not change to some extent, can not affect it and further utilize.
4. the gaseous product hydrogen content of present method gained is high, can serve as high energy value chemical energy product second stage employ in addition.
Brief description of the drawings
Fig. 1 is the structural representation that in embodiment 1, pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas device.
In figure, 1---slag rotation granulating device; 2---granulation slag particle sieve; 3---slag particle collector; 4---slag particle passage; 5---high temperature slag particle storage vault; 6---slag particle traffic controller; 7---the import of high temperature slag particle; 8---water vapour inlet pipe; 9---under meter; 10---vapour generator; 11---downtake reactor; 12---biomass material storage vault; 13---biomass material screw feeder; 14---biomass material transfer lime; 15---hydrogen-rich gas escape pipe; 16---gas purifier; 17---hydrogen-rich gas receiving flask; 18---cooling slag particle collector; 19---cooling slag particle biomass carbon residue separator; 20---pyrolysis biomass carbon residue collector.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
embodiment 1:referring to Fig. 1; pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas device, comprise slag rotation granulating device 1, high temperature slag particle storage vault 5, downtake reactor 11, vapour generator 10, biomass material screw feeder 13, separator and hydrogen-rich gas collector 17.
High temperature slag particle storage vault 5 and biomass material screw feeder 13 lay respectively at the top of downtake reactor 11, and separator is positioned at the below of downtake reactor 11, and vapour generator 10 and hydrogen-rich gas collector 17 lay respectively at the both sides of downtake reactor 11; In slag rotation granulating device 1, be provided with granulation slag particle sieve 2; granulation slag particle sieve 2 rotates granulating device 1 by slag and is divided into two parts; be positioned at granulation slag particle sieve 2 belows for slag particle collector 3, be positioned at the part that granulation slag particle sieves 2 tops and be communicated with the top of high temperature slag particle storage vault 5.Particularly, by slag particle passage 4, slag being rotated to granulating device 1 is positioned at the part that granulation slag particle sieves 2 tops and is communicated with the top of high temperature slag particle storage vault 5.
Slag rotation granulating device 1 can adopt prior art, can adopt particularly application number 201410185685, and name is called disclosed structure in the application documents of a kind of metallurgical cinder dry granulation waste-heat recovery device and method.
The bottom of high temperature slag particle storage vault 5 is communicated with the top of downtake reactor 11 by high temperature slag particle import 7, enter the flow velocity of downtake reactor 11 for the ease of controlling better high-temperature metallurgy slag particles, be provided with traffic controller 6 in the bottom of high temperature slag particle storage vault 5 and the connectivity part of high temperature slag particle import 7.The biomass material outlet of biomass material screw feeder 13 is communicated with the top of downtake reactor 11 by biomass material transfer lime 14, and the biomass material import of biomass material screw feeder 13 is communicated with the bottom of biomass material storage vault 12.
The steam outlet of vapour generator 10 is communicated with the below of downtake reactor 11, and the inlet mouth of hydrogen-rich gas collector 17 is communicated with the top of downtake reactor 11; Particularly, the top of downtake reactor 11 has water vapour import, the steam outlet of vapour generator 10 is communicated with the water vapour import of the below of downtake reactor 11 by water vapour inlet pipe 8, water vapour inlet pipe 8 is provided with under meter 9, is convenient to better control and enters the water vapour flow of downtake reactor 11 participation reactions; The top of downtake reactor 11 also has hydrogen-rich gas outlet, the inlet mouth of described hydrogen-rich gas collector 17 is communicated with the hydrogen-rich gas outlet of the top of downtake reactor 11 by hydrogen-rich gas escape pipe 15, on described hydrogen-rich gas escape pipe 15, is provided with gas purifier 16.
In separator, be provided with cooling slag particle biomass carbon residue separator 19, separator is divided into upper and lower two parts by cooling slag particle biomass carbon residue separator 19, its middle and upper part is divided into cooling slag particle collector 18, bottom is divided into pyrolysis biomass carbon residue collector 20, and the top of described cooling slag particle collector 18 is communicated with the below of downtake reactor 11.
embodiment 2:pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas method, adopt pyrometallurgy solid impurity particle catalytic gasification biomass described in embodiment 1 to produce hydrogen-rich gas device, and concrete steps are as follows:
1) biomass material is carried out to sufficient pre-treatment, comprise dry and pulverize, make biomass material water ratio lower than 10%, biological particles granularity is less than 1mm, then biomass material is put into biomass material storage vault 12.
2) will be through the processing of slag rotation granulating device 1, the high-temperature metallurgy slag particles that particle diameter is positioned between 2 ~ 7mm enters high temperature slag particle storage vault 5, is convenient to separating of biomass carbon residue and high-temperature metallurgy slag particles, and the temperature of high-temperature metallurgy slag particles is 700 ~ 900 DEG C.Through the high-temperature metallurgy slag particles particle diameter of the processing of slag rotation granulating device 1 little with 2mm enter slag particle collector 3, what particle diameter was more than or equal to 2mm enters downtake reactor 11.
3) traffic controller 6 that is arranged on the bottom of high temperature slag particle storage vault 5 and the connectivity part of high temperature slag particle import 7 by adjustment regulates high-temperature metallurgy slag particles to enter the flow of downtake reactor 11, and high-temperature metallurgy slag particles is stable, enter equably downtake reactor 11; The uninterrupted of the high-temperature metallurgy slag particles of the adjusting of traffic controller is relevant to height, the diameter of downtake reactor.
4) open biomass material screw feeder 13, biomass material is fallen in downtake reactor 11 equably, biomass material carries out heat exchange with the high-temperature metallurgy slag particles collision of falling in decline process, the heated generation of biomass material pyrolysis; In described step 4), the flow velocity of giving biomass material speed and high-temperature metallurgy slag particles of biomass material screw feeder 13 is in the ratio adjustment of 3 ~ 5:1,
5) open vapour generator 10, the flow of modulation under meter 9, the water vapour that enters downtake reactor 11 is heated by high-temperature metallurgy slag particles in uphill process, and the gas producing with biomass material pyrolysis mixes generating gasification reaction; The gas yield of biomass fast pyrogenation process is about 40%---60% time, (while specifically enforcement, can select 40% according to practical situation, 45%, 50%, 55%, 60%) described in step 5), the flow of water vapour and the delivery rate of biomass material pass in the ratio of 1:2.
6) hydrogen-rich gas that gasification reaction produces is undertaken entering hydrogen-rich gas collector 17 after purifying treatment by hydrogen-rich gas escape pipe 15 and the gas purifier 16 being arranged on hydrogen-rich gas escape pipe 15, is recovered;
7) the biomass carbon residue mixture after cooled high-temperature metallurgy slag particles and pyrolytic reaction enters in separator, under the effect of cooling slag particle biomass carbon residue separator 19 by the two separation, described biomass carbon residue enters pyrolysis biomass carbon residue collector 20, and cooled high-temperature metallurgy slag particles enters cooling slag particle collector 18.
principle of work is as follows:
The high-temperature metallurgy slag particles obtaining through slag rotation granulating device processing granulation is entered to downtake reactor uniformly through traffic controller; make to be full of in downtake reactor a certain amount of high-temperature metallurgy slag particles; start biomass material screw feeder simultaneously; treated biomass material by certain stability of flow, send into downtake reactor equably, is passed into downtake reactor by certain flow from downtake reactor lower part by water vapour in addition.The metallurgical slag particle of high temperature and biomass material mix collision in downtake reactor, two kinds of materials fully carry out heat exchange, after the heat of biomass material absorption high-temperature metallurgy slag particles, there is heat scission reaction, the pyrolysis gas generating mixes with the water vapour passing into, under the heating and katalysis of high-temperature metallurgy slag particles, generating gasification reaction, generate a large amount of hydrogen-rich gases and enter hydrogen-rich gas collector, utilize the centrifugation of cooling slag particle biomass carbon residue separator that the biomass carbon residue after pyrolytic gasification is separated with cooled high-temperature metallurgy slag particles, it is pyrolysis biomass carbon residue collector that biomass carbon residue after separation enters separator bottom, the top that cooling high-temperature metallurgy slag particles enters separator is cooling slag particle collector.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (7)
1. pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas device, it is characterized in that: comprise slag rotation granulating device (1), high temperature slag particle storage vault (5), downtake reactor (11), vapour generator (10), biomass material screw feeder (13), hydrogen-rich gas collector (17) separator and hydrogen-rich gas collector (17);
Described high temperature slag particle storage vault (5) and biomass material screw feeder (13) lay respectively at the top of downtake reactor (11), described separator is positioned at the below of downtake reactor (11), and described vapour generator (10) and hydrogen-rich gas collector (17) lay respectively at the both sides of downtake reactor (11);
In described slag rotation granulating device (1), be provided with granulation slag particle sieve (2), described granulation slag particle sieve (2) rotates granulating device (1) by slag and is divided into two parts, what be positioned at granulation slag particle sieve (2) below is slag particle collector (3), and the part that is positioned at granulation slag particle sieve (2) top is communicated with the top of high temperature slag particle storage vault (5);
The bottom of described high temperature slag particle storage vault (5) is communicated with the top of downtake reactor (11) by high temperature slag particle import (7),
The biomass material outlet of described biomass material screw feeder (13) is communicated with the top of downtake reactor (11), and the biomass material import of biomass material screw feeder (13) is communicated with the bottom of biomass material storage vault 12;
The steam outlet of described vapour generator (10) is communicated with the below of downtake reactor (11), and the inlet mouth of described hydrogen-rich gas collector (17) is communicated with the top of downtake reactor (11);
In described separator, be provided with cooling slag particle biomass carbon residue separator (19), separator is divided into upper and lower two parts by described cooling slag particle biomass carbon residue separator (19), its middle and upper part is divided into cooling slag particle collector (18), bottom is divided into pyrolysis biomass carbon residue collector (20), and the top of described cooling slag particle collector (18) is communicated with the below of downtake reactor (11).
2. pyrometallurgy solid impurity particle catalytic gasification biomass as claimed in claim 1 are produced hydrogen-rich gas device, it is characterized in that: the connectivity part of the bottom of described high temperature slag particle storage vault (5) and high temperature slag particle import (7) is provided with traffic controller (6).
3. pyrometallurgy solid impurity particle catalytic gasification biomass as claimed in claim 1 or 2 are produced hydrogen-rich gas device, it is characterized in that: the top of described downtake reactor (11) has water vapour import, the steam outlet of described vapour generator (10) is communicated with the water vapour import of the below of downtake reactor (11) by water vapour inlet pipe (8), and described water vapour inlet pipe (8) is provided with under meter (9).
4. pyrometallurgy solid impurity particle catalytic gasification biomass as claimed in claim 3 are produced hydrogen-rich gas device, it is characterized in that:
The top of described downtake reactor (11) also has hydrogen-rich gas outlet, the inlet mouth of described hydrogen-rich gas collector (17) is communicated with the hydrogen-rich gas outlet of the top of downtake reactor (11) by hydrogen-rich gas escape pipe (15), is provided with gas purifier (16) on described hydrogen-rich gas escape pipe (15).
5. pyrometallurgy solid impurity particle catalytic gasification biomass are produced hydrogen-rich gas method, it is characterized in that: adopt pyrometallurgy solid impurity particle catalytic gasification biomass claimed in claim 3 to produce hydrogen-rich gas device, concrete steps are as follows:
Biomass material is carried out to sufficient pre-treatment, comprise dry and pulverize, make biomass material water ratio lower than 10%, biological particles granularity is less than 1mm, then biomass material is put into biomass material storage vault 12;
Will be through the processing of slag rotation granulating device (1), the high-temperature metallurgy slag particles that particle diameter is positioned between 2 ~ 7mm enters high temperature slag particle storage vault (5);
The traffic controller (6) that is arranged on the bottom of high temperature slag particle storage vault (5) and the connectivity part of high temperature slag particle import (7) by adjustment regulates high-temperature metallurgy slag particles to enter the flow of downtake reactor (11), and downtake reactor (11) is stablized, entered equably to high-temperature metallurgy slag particles;
Open biomass material screw feeder (13), biomass material is fallen in downtake reactor (11) equably, biomass material carries out heat exchange with the high-temperature metallurgy slag particles collision of falling in decline process, the heated generation of biomass material pyrolysis;
Open vapour generator (10), the flow of modulation under meter (9), the water vapour that enters downtake reactor (11) is heated by high-temperature metallurgy slag particles in uphill process, and the gas producing with biomass material pyrolysis mixes generating gasification reaction;
The hydrogen-rich gas that gasification reaction produces is undertaken entering hydrogen-rich gas collector (17) after purifying treatment by hydrogen-rich gas escape pipe (15) and the gas purifier (16) that is arranged on hydrogen-rich gas escape pipe (15), is recovered;
Biomass carbon residue mixture after cooled high-temperature metallurgy slag particles and pyrolytic reaction enters in separator, under the effect of cooling slag particle biomass carbon residue separator (19) by the two separation, described biomass carbon residue enters pyrolysis biomass carbon residue collector (20), and cooled high-temperature metallurgy slag particles enters cooling slag particle collector (18).
6. pyrometallurgy solid impurity particle catalytic gasification biomass as claimed in claim 5 are produced hydrogen-rich gas method, it is characterized in that: in described step 4), the flow velocity of giving biomass material speed and high-temperature metallurgy slag particles of biomass material screw feeder (13) is in the ratio adjustment of 3 ~ 5:1.
7. pyrometallurgy solid impurity particle catalytic gasification biomass as claimed in claim 5 are produced hydrogen-rich gas method, it is characterized in that: when the gas yield of described biomass fast pyrogenation process is about 40-60%, the flow of water vapour and the delivery rate of biomass material pass in the ratio of 1:2 described in step 5).
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| KR20230088936A (en) * | 2021-12-13 | 2023-06-20 | 김지완 | Appratus for extracting hydrogen using steam |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105802656A (en) * | 2016-05-05 | 2016-07-27 | 青岛理工大学 | Waste tire oil-gas co-production technology by catalytic cracking by using blast furnace slag waste heat |
| CN105802656B (en) * | 2016-05-05 | 2017-06-09 | 青岛理工大学 | Waste tire oil-gas co-production technology by catalytic cracking by using blast furnace slag waste heat |
| CN107760383A (en) * | 2017-11-13 | 2018-03-06 | 中国矿业大学(北京) | Blast furnace slag waste heat catalytic pyrolysis biomass gas technology |
| CN113772626A (en) * | 2021-08-25 | 2021-12-10 | 上海驰春节能科技有限公司 | Device and method for preparing green hydrogen by reforming carbon dioxide and methane by using liquid metallurgical slag for heat supply |
| CN113772626B (en) * | 2021-08-25 | 2022-12-20 | 上海驰春节能科技有限公司 | Device and method for preparing green hydrogen by reforming carbon dioxide and methane by using liquid metallurgical slag for heat supply |
| KR20230088936A (en) * | 2021-12-13 | 2023-06-20 | 김지완 | Appratus for extracting hydrogen using steam |
| KR102618893B1 (en) | 2021-12-13 | 2024-01-02 | 김지완 | Appratus for extracting hydrogen using steam |
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