CN201834890U - Slurry and powder making device for gasification furnace - Google Patents
Slurry and powder making device for gasification furnace Download PDFInfo
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- CN201834890U CN201834890U CN2010205364904U CN201020536490U CN201834890U CN 201834890 U CN201834890 U CN 201834890U CN 2010205364904 U CN2010205364904 U CN 2010205364904U CN 201020536490 U CN201020536490 U CN 201020536490U CN 201834890 U CN201834890 U CN 201834890U
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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
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Abstract
The utility model relates to a slurry and powder making device for a gasification furnace. A hot blast furnace is connected with an air blower and a dry powder mill through a pipeline or a flange. A discharge valve arranged at the bottom of a raw coal bin is connected with a weight feeder through a pipeline, the weight feeder is connected with a screw feeder through a flange, and the screw feeder is connected with the dry powder mill through a pipeline. A cyclone separator is connected with the dry powder mill and a bag filter through a pipeline, and a low-pressure coal bin directly welded with the bag filter is connected with a dry powder slurry making machine and a pulverized coal locking buckle through a pipeline. A coal slurry storage trough is connected with the dry powder slurry making machine and a high-pressure coal slurry pump through a pipeline. The utility model has wide applicable coal kind range and large pulverized coal granularity adjusting amplitude, and can make high-concentration water coal slurry. A slurry making process and a powder making process can be organically integrated, equipment investment and later-period maintenance load are reduced, and water coal slurry and dry coal powder can be separately provided. Double conveying technology is adopted for the low-pressure coal bin so that the load adjustment of two products is convenient, and the flexibility of process operation is improved.
Description
Technical field
The utility model relates to a kind of slurrying fuel pulverizing plant that is used for coal gasification apparatus, particularly a kind ofly is used for the slurrying fuel pulverizing plant that vapourizing furnace can prepare coal water slurry and dry coal powder simultaneously.
Background technology
At present, China is one of country that has gathered maximum in the world and state-of-the-art coal pressure gasification technology, has become the experiment base of transnational company's coal pressure gasification technology.The coal pressure gasification technology mainly is divided into coal water slurry gasification and coal gasification two big classes, and coal gasification is representative with shell, GSP, space flight stove, two-part dry powder gasification technology etc., and coal water slurry is representative with GEGP, four nozzles, polynary slurry technology then.
No matter be coal gasification or coal water slurry gasification, the difference of its maximum technical indicator is the available gas composition: effective pneumatolytic of coal gasification divides that high (about 90%), coal consumption are low, the oxygen consumption is low, but has defectives such as poor stability, the localization rate of parts and components are low, integrated operation cost height; Coal water slurry gasification has long, advantage such as the localization rate of parts and components is high, and investment, maintenance, construction cost are low stable period, but effectively pneumatolytic divides generally about 80%, has compared certain gap with the bed pulverized coal gasification technology index.Improving the most direct method of effective pneumatolytic branch is the raising coal-water fluid concentration, but gasification both at home and abroad reaches as high as about 65% with water coal slurry concentration at present, and raising is comparatively difficult again.
Application number is that 200820136677 Chinese patent discloses a kind of three-phase multi-material three-dimensional pressurization head-on collision coal gasification apparatus, and coal gasification and coal water slurry gasification are integrated.But coal water slurry preparation facilities in this patent and fine coal preparation facilities are two cover systems independently, the coal slurry preparation system is subjected to the restriction of equipment and Technology, the room for promotion of water coal slurry concentration very little (the highest by 65%), the production capacity that has correspondingly restricted three-phase multi-material three-dimensional pressurization head-on collision Coal Gasification Technology promotes.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of slurrying fuel pulverizing plant that vapourizing furnace can prepare coal water slurry and dry coal powder simultaneously that is used for, to solve the problems that exist in the existing Coal Gasification Technology.
In order to reach above-mentioned purpose, the technical scheme that the utility model adopted is as follows:
The slurrying fuel pulverizing plant that is used for vapourizing furnace of the present utility model comprises: gas blower 1, hotblast stove 2, dry powder grinding machine 3, run coal bin 4, Weighing feeder 5, screw feeder 6, cyclonic separator 7, deep bed filter 8 and low pressure coal bunker 9, one end of hotblast stove 2 is provided with air intake, hotblast stove 2 passes through pipe connection with gas blower 1, the other end of hotblast stove 2 is provided with the air outlet, and connect the inlet mouth of dry powder grinding machine 3 lower ends by pipeline or flange, the bottom of run coal bin 4 is provided with discharge valve 17, discharge valve 17 lower ends are by the opening for feed of pipe connection to Weighing feeder 5, the discharge port of Weighing feeder 5 connects screw feeder 6 by flange, screw feeder 6 is connected by the opening for feed of pipeline with dry powder grinding machine 3 tops, cyclonic separator 7 connects the dry powder grinding machine 3 of its below and the deep bed filter 8 of its top respectively by pipeline, fixedly connected with low pressure coal bunker 9 in the lower end of deep bed filter 8, it is characterized in that, described low pressure coal bunker 9 connects the dry powder pulper 10 of its below and the fine coal lock hopper 14 of its top respectively through two transport pipes, dry powder pulper 10 is connected to coal slurry deposit groove 11 by its bottom pipe, the bottom of coal slurry deposit groove 11 by pipe connection to the import of high pressure coal slurry pump 13 and enter gasification burner tip 16, fine coal lock hopper 14 through pipe connection to fine coal feed hopper 15, the bottom of fine coal feed hopper 15 by pipe connection to gasification burner tip 16.
As preferred version, wherein said dry powder grinding machine 3 is installed on the ground.
As preferred version, wherein said run coal bin 4 is arranged at the top of dry powder grinding machine 3.
As preferred version, be provided with agitator 12 in the wherein said coal slurry deposit groove 11.
As preferred version, wherein said each pipe connection is for being tightly connected.
The beneficial effect that the utlity model has is as follows:
1) owing to adopted the powder process of dry powder grinding machine, the pulverized coal particle size adjusting range is bigger, can effectively improve water coal slurry concentration, eliminates the lower problem of concentration in the present coal water slurry preparation;
2) pulping process and flouring technology can be carried out organic combination, reduce facility investment and later maintenance burden, optimize technology controlling and process, make things convenient for the load adjustment of coal water slurry and dry coal powder.Can also play positive pushing effect for current Coal Gasification Technology provides coal water slurry or dry coal powder separately for the development of the three-dimensional head-on collision of three-phase gasification technology;
3) adopt the lose-lose feed technique at the low pressure coal bunker, be convenient to the load adjustment of two kinds of products, improved the handiness of technological operation.
Description of drawings
The device synoptic diagram of slurrying powder process when Fig. 1 is used for vapourizing furnace for the utility model;
Wherein, gas blower-1; Hotblast stove-2; Dry powder grinding machine-3; Run coal bin-4; Weighing feeder-5; Screw feeder-6; Cyclonic separator-7; Deep bed filter-8; Low pressure coal bunker-9; Dry powder pulper-10; Coal slurry deposit groove-11; Agitator-12; High-pressure coal pulp pump-13; Fine coal lock hopper-14; Fine coal feed hopper-15; Gasification burner tip-16; Discharge valve-17.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
A kind of slurrying fuel pulverizing plant that is used for vapourizing furnace, as shown in Figure 1, comprising: gas blower 1; Hotblast stove 2; Dry powder grinding machine 3; Run coal bin 4; Weighing feeder 5; Screw feeder 6; Cyclonic separator 7; Deep bed filter 8 and low pressure coal bunker 9, one end of hotblast stove 2 is provided with air intake, hotblast stove 2 passes through pipe connection with gas blower 1, the other end of hotblast stove 2 is provided with the air outlet, and connect the inlet mouth of dry powder grinding machine 3 lower ends by pipeline or flange, the bottom of run coal bin 4 is provided with discharge valve 17, discharge valve 17 lower ends are by the opening for feed of pipe connection to Weighing feeder 5, the discharge port of Weighing feeder 5 connects screw feeder 6 by flange, screw feeder 6 is connected by the opening for feed of pipeline with dry powder grinding machine 3 tops, cyclonic separator 7 connects the dry powder grinding machine 3 of its below and the deep bed filter 8 of its top respectively by pipeline, fixedly connected with low pressure coal bunker 9 in the lower end of deep bed filter 8, described low pressure coal bunker 9 connects the dry powder pulper 10 of its below and the fine coal lock hopper 14 of its top respectively through two transport pipes, dry powder pulper 10 is connected to coal slurry deposit groove 11 by its bottom pipe, the bottom of coal slurry deposit groove 11 by pipe connection to the import of high pressure coal slurry pump 13 and enter gasification burner tip 16, fine coal lock hopper 14 through pipe connection to fine coal feed hopper 15, the bottom of fine coal feed hopper 15 by pipe connection to gasification burner tip 16.
Dry powder grinding machine 3 of the present utility model is installed on the ground, and run coal bin 4 is arranged at the top of dry powder grinding machine 3, to guarantee the accessibility of feed; Be provided with agitator 12 in the coal slurry deposit groove 11, be used to guarantee the mobile and stable of coal slurry; Each pipe connection can avoid producing dust, contaminate environment for being tightly connected.
It below only is the cited preferred embodiment of the utility model; be not in order to limit protection domain of the present utility model; the equivalence that those of ordinary skill utilization the utility model in the affiliated technical field is done is modified or is changed, and all in like manner all should belong to scope of patent protection of the present utility model.
Claims (5)
1. slurrying fuel pulverizing plant that is used for vapourizing furnace, comprise gas blower (1), hotblast stove (2), dry powder grinding machine (3), run coal bin (4), Weighing feeder (5), screw feeder (6), cyclonic separator (7), deep bed filter (8) and low pressure coal bunker (9), one end of hotblast stove (2) is provided with air intake, hotblast stove (2) passes through pipe connection with gas blower (1), the other end of hotblast stove (2) is provided with the air outlet, and connect the inlet mouth of dry powder grinding machine (3) lower end by pipeline or flange, the bottom of run coal bin (4) is provided with discharge valve (17), discharge valve (17) lower end is by the opening for feed of pipe connection to Weighing feeder (5), the discharge port of Weighing feeder (5) connects screw feeder (6) by flange, screw feeder (6) is connected by the opening for feed of pipeline with dry powder grinding machine (3) top, cyclonic separator (7) connects the dry powder grinding machine (3) of its below and the deep bed filter (8) of its top respectively by pipeline, fixedly connected with low pressure coal bunker (9) in the lower end of deep bed filter (8), it is characterized in that, described low pressure coal bunker (9) connects the dry powder pulper (10) of its below and the fine coal lock hopper (14) of its top respectively through two transport pipes, dry powder pulper (10) is connected to coal slurry deposit groove (11) by its bottom pipe, the bottom of coal slurry deposit groove (11) by pipe connection to the import of high pressure coal slurry pump (13) and enter gasification burner tip (16), fine coal lock hopper (14) through pipe connection to fine coal feed hopper (15), the bottom of fine coal feed hopper (15) by pipe connection to gasification burner tip (16).
2. be used for the slurrying fuel pulverizing plant of vapourizing furnace according to claim 1, it is characterized in that, described dry powder grinding machine (3) is arranged on the ground.
3. be used for the slurrying fuel pulverizing plant of vapourizing furnace according to claim 1, it is characterized in that, described run coal bin (4) is arranged at the top of dry powder grinding machine (3).
4. be used for the slurrying fuel pulverizing plant of vapourizing furnace according to claim 1, it is characterized in that, be provided with agitator (12) in the described coal slurry deposit groove (11).
5. be used for the slurrying fuel pulverizing plant of vapourizing furnace according to claim 1, it is characterized in that, described each pipe connection is for being tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205364904U CN201834890U (en) | 2010-09-20 | 2010-09-20 | Slurry and powder making device for gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205364904U CN201834890U (en) | 2010-09-20 | 2010-09-20 | Slurry and powder making device for gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201834890U true CN201834890U (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205364904U Expired - Fee Related CN201834890U (en) | 2010-09-20 | 2010-09-20 | Slurry and powder making device for gasification furnace |
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| Country | Link |
|---|---|
| CN (1) | CN201834890U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102899109A (en) * | 2012-10-18 | 2013-01-30 | 中煤科工集团武汉设计研究院 | System device for preparing coal water slurry by long-distance pipeline coal transportation |
| CN108980883A (en) * | 2018-08-31 | 2018-12-11 | 哈尔滨锅炉厂有限责任公司 | Biomass material lock and working method |
| CN111790307A (en) * | 2020-07-30 | 2020-10-20 | 苏倩 | Integrated processing system and method for coal water slurry |
-
2010
- 2010-09-20 CN CN2010205364904U patent/CN201834890U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102899109A (en) * | 2012-10-18 | 2013-01-30 | 中煤科工集团武汉设计研究院 | System device for preparing coal water slurry by long-distance pipeline coal transportation |
| CN108980883A (en) * | 2018-08-31 | 2018-12-11 | 哈尔滨锅炉厂有限责任公司 | Biomass material lock and working method |
| CN108980883B (en) * | 2018-08-31 | 2020-11-06 | 哈尔滨锅炉厂有限责任公司 | Biomass material lock and working method |
| CN111790307A (en) * | 2020-07-30 | 2020-10-20 | 苏倩 | Integrated processing system and method for coal water slurry |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20190920 |
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| CF01 | Termination of patent right due to non-payment of annual fee |