CN1944594A - Gasifying reactor with multiple jets on top and its industrial use - Google Patents
Gasifying reactor with multiple jets on top and its industrial use Download PDFInfo
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- CN1944594A CN1944594A CN 200610116724 CN200610116724A CN1944594A CN 1944594 A CN1944594 A CN 1944594A CN 200610116724 CN200610116724 CN 200610116724 CN 200610116724 A CN200610116724 A CN 200610116724A CN 1944594 A CN1944594 A CN 1944594A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
- Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
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Abstract
The present invention discloses one kind of gasifying reactor with several nozzles in the top and its industrial application. The gasifying reactor includes one vertical container and one dome set in the top of the vertical container, and features the nozzle connecting ports in the dome and the multiple channel gasifying nozzles in the nozzle connecting ports. Compared with available technology, the present invention has the features of high gasifying efficiency, high coal type adaptability, long service life of the refractory lining. The reactor is used to gasifying carbon compound slurry or powder and has carbon converting rate up to 99 %, and the produced synthetic gas may be used as chemical material, fuel, hydrogen producing material, etc.
Description
Technical field
The present invention relates to a kind of air-flow hearth reactor and industrial application thereof of carbon compound of be used to gasify slurry attitude and dry powder attitude.
Background technology
The carbon compound of air flow bed pressurized gasification slurry attitude and dry powder attitude is one of state-of-the-art gasification technology in the world at present.This technology has can handle characteristics such as classes of compounds is many, gasification efficiency is high, raw material consumption is low, device fabrication intensity is big, so its application prospect is very extensive.People have carried out a large amount of R﹠D works in this field, formed many patents, representationally are: Shell (ZL90103807.5), Texaco (ZL 94193847.6) and East China University of Science (ZL 98110616.1).But from the transformation efficiency of raising carbon content in coal and the angle in work-ing life of refractory liner, these gasification technologies can't satisfy industrial requirements after maximizing.
Chinese patent application numbers 200410089404.9 discloses the gasifying reactor that a kind of top is provided with nozzle, Chinese patent ZL01210097.8 discloses multi-nozzle opposed type coal water slurry or the pulverized coal gasification furnace that a kind of top is provided with nozzle, because a top jet nozzle only is set, the material speed that goes out top jet nozzle is big, the part carbon compound can make the transformation efficiency of carbon not high enough at the instantaneous vapourizing furnace that leaves, simultaneously because nozzle diameter length and diameter range big and nozzle velocity ambassador flame is big, make the refractory liner in the vapourizing furnace not high enough work-ing life, also require further improvement.
Summary of the invention
The technical issues that need to address of the present invention are to disclose gasifying reactor and the industrial application thereof that a kind of top is provided with a plurality of nozzles, to overcome above-mentioned deficiency.
The top that the present invention proposes is provided with the gasifying reactor of a plurality of nozzles, comprising:
In the vertical container of refractory liner is arranged;
Be arranged on the dome of vertical container top;
Be arranged on the Link Port of N gasification nozzle on the said dome, N is the integer greater than 1;
Be arranged on the hyperchannel gasification nozzle in the Link Port of gasification nozzle, the effect of hyperchannel gasification nozzle is to make solid carbon-contg compound and gaseous state vaporized chemical enter reactor, and makes it well blend, carries out gasification reaction;
Said refractory liner can be the water wall pattern, also can be the refractory brick pattern;
Be arranged on the gasification product outlet of vertical container bottom, the high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by exporting, high-temperature gas mobilely has a good rolling action to what high viscosity was melted slag;
Gasifying reactor of the present invention, the carbon compound of can be used for gasifying slurry attitude and dry powder attitude, the preferred coal of carbon compound, refinery coke, biomass, rubbish and other carbonaceous solids waste.
With particle diameter is that the slurry attitude of＜200 μ m or the carbon compound (for example coal) of dry powder attitude are transported to the technology nozzle, and the carbon compound of slurry attitude is carried with high-pressure pump, and the carbon compound of dry powder attitude is carried as nitrogen, CO with carrier gas
2Gasifying medium and also enter the technology nozzle simultaneously and mix, with the flow velocity of 50～140 meter per seconds, ejection technology nozzle is coal gas with entering the vaporizer gasification after carbon compound atomizing or the disperse.
Gasification temperature is 1100～1700 ℃, and vapor pressure is 1.0～10.0MPa;
Carbon containing contains 1 part of grey compound weight, 0.4～1.2 part of gasifying medium weight, 0～0.5 part of process steam weight;
Said gasifying medium comprises oxygenant, water vapor and carbonic acid gas;
It is 60%～100% oxygen-rich air that oxygenant is selected from oxygen, air or oxygen level;
The parts by weight ratio of carrier gas and carbon compound is: 1 part of carrier gas, 0.02～0.8 part of carbon compound;
This reactor is compared with present disclosed vapourizing furnace, has characteristics such as gasification efficiency height, coal adaptability are wide, refractory liner long service life.Adopt the carbon compound of this reactor gasification slurry attitude or dry powder attitude, its efficiency of carbon conversion can reach 99%, uniformity of temperature profile in the vapourizing furnace, local temperature can not occur and cross the ablation refractory liner, the synthetic gas of producing can be used as material gas, fuel gas, hydrogen manufacturing, synthetic liquid fuel, direct reduction iron making etc., and purposes is very extensive.
Description of drawings
Fig. 1 is the structure of reactor synoptic diagram.
Fig. 2 is that the A-A of reactor is to vertical view.
Embodiment
Referring to Fig. 1, the top that the present invention proposes is provided with the gasifying reactor of a plurality of nozzles, comprising:
In the upper coarse and lower fine vertical container of refractory liner 5 is arranged, the ratio of the epimere diameter D1 of vertical container and hypomere diameter D2, D1: D2=1～2, the last segment length H1 of vertical container and the ratio H1 of following segment length H2: H2=0.5～2, the inclination angle of the epimere of vertical container and hypomere junction are that β is 0～60 °;
Be arranged on the dome 7 of vertical container top;
Be arranged on the Link Port 1 of N gasification nozzle on the said dome 7, N is the integer greater than 1, and preferred N is 2～20;
According to the preferred scheme of the present invention, said dome be shaped as ellipse, pyriform or umbrella shape;
Be arranged on the hyperchannel gasification nozzle 6 in the Link Port 1 of gasification nozzle, the axis of gasification nozzle and the coaxial line of connecting port, the effect of gasification nozzle 6 is to make the solid carbon-contg compound and the gaseous state vaporized chemical of slurry attitude or dry powder attitude enter reactor 2, and makes it well blend, carries out gasification reaction;
Said refractory liner 5 can be the water wall pattern, also can be the refractory brick form;
Be arranged on the gasification product outlet 3 of vertical container bottom, the outlet cone angle gamma is 30～60 °, the high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by exporting 3, high-temperature gas mobilely has a good rolling action to what high viscosity was melted slag;
According to the further scheme of the present invention, the axis of N hyperchannel gasification nozzle 6 on the said dome 7 can and the axis of vertical container between angle α is arranged, preferred angle is 0～30 °;
Referring to Fig. 2, reasonablely be, be provided with the Link Port 1 of a gasification nozzle at the middle part of dome and wherein hyperchannel gasification nozzle 6 is set, other are at the Link Port 1 of gasification nozzle and wherein hyperchannel gasification nozzle 6 is set is arranged on around it, preferably evenly arrange;
Referring to Fig. 1, according to the preferred scheme of the present invention, around the top of vertical container, also be provided with the Link Port 1 and the setting hyperchannel gasification nozzle 6 wherein of gasification nozzle, generally be symmetrical arranged, can be two-layer up and down, quantity is 4～8;
Said hyperchannel gasification nozzle 6 refers to the nozzle with a plurality of passages, as when adopting slurry attitude carbon compound to be raw material, the technology of ZL95111750.5 patent disclosure can be adopted, when being raw material, the technology of ZL200420114032.6 patent disclosure can be adopted as employing dry powder attitude carbon compound; And adopt other nozzle, also can reach purpose of the present invention.
Embodiment 1 (fine coal)
Adopt gasifying reactor as shown in Figure 1, gasified raw material is the fine coal of dry powder attitude, the fine coal treatment capacity is 100 tons/hour, vapor pressure is 4.0MPa, adopt the water wall refractory liner, gasification temperature is 1600 ℃, and the vapourizing furnace total height is 10.0 meters, upper straight section length is 4.0 meters, and following straight section length is 4.0 meters; 2.5 meters of upper straight section diameters, 2.0 meters of following straight section diameters; The inclination angle of epimere and hypomere junction is that β is 45 °;
Dome be shaped as ellipse, the top is provided with 52 channel nozzle, middle 1, all round evenly be provided with 4, the axis of intermediary nozzle is parallel with the axis of gasifying reactor, nozzle all round and the axis of axis gasifying reactor between angle α be 10 °.
With 20 tons/hourly average particle diameter 30～100 microns fine coal, 12000Nm
3/ hour oxygen level be that 99% pure oxygen, 14 tons/hour temperature are that 430 superheated vapour enters reactor by disclosed two channel nozzle of ZL200420114032.6, at working pressure is 4.0MPa, service temperature is to burn in reactor and gasification reaction under 1600 the condition, generates 200000Nm
3/ hour synthetic gas.The high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by outlet 3 discharge reactors.
Its component is as follows:
H
230%, CO 58%, CO
26%, N
26%, other is a small amount of H
2S, Ar, COS, CH
4, HCN and NH
3This synthetic gas can be used for producing chemical fertilizer, methyl alcohol, hydrogen manufacturing, liquid fuel, fuel gas, direct reduction iron making, generating etc., or is used for advanced IGCC combined cycle generation and polygenerations systeme.
Embodiment 2
Adopt gasifying reactor as shown in Figure 1, gasified raw material is the fine coal of dry powder attitude, the fine coal treatment capacity is 100 tons/hour, vapor pressure is 4.0MPa, adopt the water wall refractory liner, gasification temperature is 1600 ℃, and the vapourizing furnace total height is 10.0 meters, upper straight section length is 4.0 meters, and following straight section length is 4.0 meters; 2.5 meters of upper straight section diameters, 2.0 meters of following straight section diameters; The inclination angle of epimere and hypomere junction is that β is 45 °;
Dome be shaped as ellipse, the top is provided with 42 channel nozzle, middle 1, all round evenly be provided with 3, the axis of intermediary nozzle is parallel with the axis of gasifying reactor, nozzle all round and the axis of axis gasifying reactor between angle α be 15 °.
Be symmetrical arranged 4 nozzles at gasifying reactor top straight section periphery.
With 12.5 tons/hourly average particle diameter 30～100 microns fine coal, 7500Nm
3/ hour oxygen level be that 99% pure oxygen, 9 tons/hour temperature are that 430 superheated vapour enters reactor by disclosed two channel nozzle of ZL200420114032.6, at working pressure is 4.0MPa, service temperature is to burn in reactor and gasification reaction under 1600 ℃ the condition, generates 200000Nm
3/ hour synthetic gas.The high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by outlet 3 discharge reactors.
Its component is as follows:
H
230%, CO 58%, CO
26%, N
26%, other is a small amount of H
2S, Ar, COS, CH
4, HCN and NH
3This synthetic gas can be used for producing chemical fertilizer, methyl alcohol, hydrogen manufacturing, liquid fuel, fuel gas, direct reduction iron making, generating etc., or is used for advanced IGCC combined cycle generation and polygenerations systeme.
Embodiment 3 (coal water slurry)
Adopt gasifying reactor as shown in Figure 1, gasified raw material is the coal water slurry of slurry attitude, the coal treatment capacity is 125 tons/hour, vapor pressure is 4.0MPa, adopt the refractory brick refractory liner, gasification temperature is 1350 ℃, and the vapourizing furnace total height is 11.5 meters, upper straight section length is 4.5 meters, and following straight section length is 4.5 meters; 2.8 meters of upper straight section diameters, 2.3 meters of following straight section diameters; The inclination angle of epimere and hypomere junction is that β is 30 °;
Dome be shaped as ellipse, the top is provided with 52 channel nozzle, middle 1, all round evenly be provided with 4, the axis of intermediary nozzle is parallel with the axis of gasifying reactor, nozzle all round and the axis of axis gasifying reactor between angle α be 10 °.
With 42 tons/hourly average solid particulate diameter is that 30～100 microns, solids concn are 60% coal slurry, 19500Nm
3/ hour oxygen level be that 99% pure oxygen enters reactor by the disclosed three-channel nozzle of ZL95111750.5, be 4.0MPa at working pressure, service temperature is to burn in reactor and gasification reaction under 1350 the condition, generates 320000Nm
3/ hour synthetic gas.The high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by outlet 3 discharge reactors.
Its component is as follows:
H
237%, CO 47%, CO
214%, N
20.6%, other is a small amount of H
2S, Ar, COS, CH
4, HCN and NH
3This synthetic gas can be used for producing chemical fertilizer, methyl alcohol, hydrogen manufacturing, liquid fuel, fuel gas, direct reduction iron making, generating etc., or is used for advanced IGCC combined cycle generation and polygenerations systeme.
Embodiment 4 (on embodiment 3, increasing peripheral opposed nozzle)
Adopt gasifying reactor as shown in Figure 1, gasified raw material is the coal water slurry of slurry attitude, the coal treatment capacity is 125 tons/hour, vapor pressure is 4.0MPa, adopt the refractory brick refractory liner, gasification temperature is 1350 ℃, and the vapourizing furnace total height is 11.5 meters, upper straight section length is 4.5 meters, and following straight section length is 4.5 meters; 2.8 meters of upper straight section diameters, 2.3 meters of following straight section diameters; The inclination angle of epimere and hypomere junction is that β is 30 °;
Dome be shaped as ellipse, the top is provided with 42 channel nozzle, middle 1, all round evenly be provided with 3, the axis of intermediary nozzle is parallel with the axis of gasifying reactor, nozzle all round and the axis of axis gasifying reactor between angle α be 15 °.
Be symmetrical arranged 4 nozzles at gasifying reactor top straight section periphery.
With 26 tons/hourly average solid particulate diameter is that 30～100 microns, solids concn are 60% coal slurry, 12000Nm
3/ hour oxygen level be that 99% pure oxygen enters reactor by the disclosed three-channel nozzle of ZL95111750.5, be 4.0MPa at working pressure, service temperature is to burn in reactor and gasification reaction under 1350 the condition, generates 320000Nm
3/ hour synthetic gas.The high-temperature synthesis gas that gasification generates and melting attitude lime-ash with and stream mode by outlet 3 discharge reactors.
Its component is as follows:
H
237%, CO 47%, CO
214%, N
20.6%, other is a small amount of H
2S, Ar, COS, CH
4, HCN and NH
3This synthetic gas can be used for producing chemical fertilizer, methyl alcohol, hydrogen manufacturing, liquid fuel, fuel gas, direct reduction iron making, generating etc., or is used for advanced IGCC combined cycle generation and polygenerations systeme.
Claims (14)
1. the top is provided with the gasifying reactor of a plurality of nozzles, comprises vertical container and the dome (7) that is arranged on the vertical container top, it is characterized in that also comprise the Link Port (1) that is arranged on N gasification nozzle on the said dome (7), N is the integer greater than 1;
Be arranged on the hyperchannel gasification nozzle (6) in the Link Port (1) of gasification nozzle.
2. top according to claim 1 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, said dome be shaped as ellipse, pyriform or umbrella shape.
3. top according to claim 1 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, the axis of said hyperchannel gasification nozzle (6) is parallel with the axis of vertical container.
4. top according to claim 1 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, between the axis of hyperchannel gasification nozzle (6) and the axis of vertical container angle α is arranged.
5. top according to claim 4 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, angle α angle is 0～30 °.
6. top according to claim 1 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, be provided with the Link Port (1) and the setting hyperchannel gasification nozzle (6) wherein of a gasification nozzle at the middle part of dome, other Link Ports at gasification nozzle (1) and the hyperchannel gasification nozzle (6) that is provided with wherein are arranged on around it.
7 tops according to claim 1 are provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, refractory liner 5 is water wall refractory liner or lining of fire brick.
8 tops according to claim 1 are provided with the gasifying reactor of a plurality of nozzles, it is characterized in that the upper straight section length H1 of gasifying reactor and the ratio of following straight section length H2, H1: H2=0.5～2.
9 tops according to claim 1 are provided with the gasifying reactor of a plurality of nozzles, it is characterized in that the upper straight section diameter D1 of gasifying reactor and the ratio of following straight section diameter D2, D1: D2=1～2.
10 tops according to claim 1 are provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, the inclination angle of the epimere of vertical container and hypomere junction is that β is 0～60 °.
11. top according to claim 6 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, also is provided with the Link Port (1) and the setting hyperchannel gasification nozzle (6) wherein of gasification nozzle around the top of vertical container.
12. top according to claim 11 is provided with the gasifying reactor of a plurality of nozzles, it is characterized in that, the Link Port (1) that is provided with gasification nozzle around the top of vertical container is symmetrical arranged, and two-layer up and down, quantity is 4～8.
13. be provided with the gasifying reactor of a plurality of nozzles according to each described top of claim 1～12, it is characterized in that N is 2～20.
14 are provided with the application of the gasifying reactor of a plurality of nozzles according to each described top of claim 1～13, it is characterized in that, the carbon compound of be used to gasify slurry attitude or dry powder attitude.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200610116724 CN100562558C (en) | 2006-09-29 | 2006-09-29 | The top is provided with the gasifying reactor and the industrial application thereof of a plurality of nozzles |
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| CN 200610116724 CN100562558C (en) | 2006-09-29 | 2006-09-29 | The top is provided with the gasifying reactor and the industrial application thereof of a plurality of nozzles |
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| CN1944594A true CN1944594A (en) | 2007-04-11 |
| CN100562558C CN100562558C (en) | 2009-11-25 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101245263B (en) * | 2008-01-27 | 2011-07-20 | 中国石油化工集团公司 | Non-catalytic partial oxidation gasification furnace of inferior raw material |
| CZ304134B6 (en) * | 2012-04-20 | 2013-11-13 | Millenium Technologies A.S. | Apparatus for gasification of various kinds of feed material |
| CN103725325A (en) * | 2013-12-26 | 2014-04-16 | 中建安装工程有限公司 | Clean coal gas production method |
| CN103820161A (en) * | 2012-11-16 | 2014-05-28 | 航天长征化学工程股份有限公司 | Gasification chamber with top-mounted nozzle and gasification furnace with same |
| CN106244244A (en) * | 2016-08-22 | 2016-12-21 | 安徽科达洁能股份有限公司 | Coal gasifier |
| CN110964572A (en) * | 2019-12-12 | 2020-04-07 | 郑州轻工业大学 | Gasification agent tangent circle strong rotation pulverized coal gasification furnace device for preventing furnace wall burning loss |
| CN113249145A (en) * | 2021-05-27 | 2021-08-13 | 新奥科技发展有限公司 | Slurry coupling gasification burner |
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| CN103965981B (en) | 2013-01-31 | 2016-05-25 | 通用电气公司 | The apparatus and method of preparation water-coal-slurry |
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2006
- 2006-09-29 CN CN 200610116724 patent/CN100562558C/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101245263B (en) * | 2008-01-27 | 2011-07-20 | 中国石油化工集团公司 | Non-catalytic partial oxidation gasification furnace of inferior raw material |
| CZ304134B6 (en) * | 2012-04-20 | 2013-11-13 | Millenium Technologies A.S. | Apparatus for gasification of various kinds of feed material |
| CN103820161A (en) * | 2012-11-16 | 2014-05-28 | 航天长征化学工程股份有限公司 | Gasification chamber with top-mounted nozzle and gasification furnace with same |
| CN103725325A (en) * | 2013-12-26 | 2014-04-16 | 中建安装工程有限公司 | Clean coal gas production method |
| CN103725325B (en) * | 2013-12-26 | 2015-08-19 | 中建安装工程有限公司 | Clean gas production method |
| CN106244244A (en) * | 2016-08-22 | 2016-12-21 | 安徽科达洁能股份有限公司 | Coal gasifier |
| CN110964572A (en) * | 2019-12-12 | 2020-04-07 | 郑州轻工业大学 | Gasification agent tangent circle strong rotation pulverized coal gasification furnace device for preventing furnace wall burning loss |
| CN110964572B (en) * | 2019-12-12 | 2021-08-20 | 郑州轻工业大学 | Gasification agent tangent circle strong rotation pulverized coal gasification furnace device for preventing furnace wall burning loss |
| CN113249145A (en) * | 2021-05-27 | 2021-08-13 | 新奥科技发展有限公司 | Slurry coupling gasification burner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100562558C (en) | 2009-11-25 |
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