CN109517627A - A kind of device and method of carbon containing flying dust cycle gasification - Google Patents
A kind of device and method of carbon containing flying dust cycle gasification Download PDFInfo
- Publication number
- CN109517627A CN109517627A CN201910056652.XA CN201910056652A CN109517627A CN 109517627 A CN109517627 A CN 109517627A CN 201910056652 A CN201910056652 A CN 201910056652A CN 109517627 A CN109517627 A CN 109517627A
- Authority
- CN
- China
- Prior art keywords
- carbon containing
- flying dust
- containing flying
- gasification
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/30—Fuel charging devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
- C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/093—Coal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The present invention relates to a kind of device and methods of carbon containing flying dust cycle gasification, raw coal is sent into raw coal from coal scuttle and preheats conveyer by it, raw coal after preheated enters gasification furnace, the combustion gasification in gasification furnace, the coal gas of generation enters gas piping through the gap on raw coal preheating conveyer top, carbon containing flying dust in coal gas is after after the filtering of road precipitating, it is driven by carrier gas stream and enters carbon containing fly ash carry pipeline, and it is sent into carbon containing flying dust and sprays in the compartment being arranged between cover and carbon containing fly ash carry pipeline, carbon containing flying dust and carrier gas stream are sufficiently mixed in compartment, it is suspended in carbon containing flying dust in carrier gas stream, and carrier gas stream is followed to be sprayed in the burning zone in the uniform spirt gasification furnace of squit hole that cover side wall surface is equipped with from carbon containing flying dust, and the combustion gasification in burning zone, the cinder in afterburnt is discharged through slag pan.The beneficial effects of the present invention are: improving charcoal percent conversion, eliminating flying dust pollution, protects environment, reduces enterprise operation cost.
Description
Technical field
The present invention relates to coal gasification equipment technology field, specially a kind of coal gas equipment, especially a kind of coal gas mistake
The device of carbon containing flying dust circulation completely burned gasification in journey.
Background technique
It is one of modern industrial production main means that fire coal, which obtains energy, in order to improve the utilization rate of coal and solve coal combustion
Pollution problem in the process, people convert coal into coal gas and gas-fired are obtained energy again, improve coal to a certain extent
Conversion ratio.Fixed combustion gasification is changed to boiling circulating combustion gasification, solves problem of environmental pollution.Above-mentioned measure is in reality
There is also the flying dusts in some defects, especially coal gas to be difficult to handle in use, on the one hand these flying dusts influence the conversion ratio of coal,
On the other hand there is also pollute environment to a certain degree.So far, it is still without this perfect scheme is solved the problems, such as both at home and abroad
This applicant is after study and exploration proposes following technical solution on the basis of many experiments and practice.
Summary of the invention
In view of the deficiencies of the prior art, the invention proposes a kind of device and method of carbon containing flying dust cycle gasification, its energy
By carbon containing flying dust gasification after-flame, the conversion ratio of coal is improved, reduces the coal-fired pollution to environment.
To achieve the goals above, the invention proposes a kind of device and method of carbon containing flying dust cycle gasification, Yi Zhonghan
The device of carbon flying dust cycle gasification is sent into component and carbon containing flying dust ejection assembly, the gasification furnace comprising gasification furnace, carbon containing flying dust
Include: furnace body, furnace chamber, cloth wind body, gasifying agent conveyance conduit, slag pan, the furnace body are floated on the slag pan, the cloth wind
Body is placed in the furnace cavity bottom, coal combustion gasification on the cloth wind body, and coal seam lower layer is slag blanket, middle layer in the gasification furnace
It is gasification layer for burning zone, upper layer；The carbon containing flying dust is sent into component: carbon containing fly ash carry pipeline, described carbon containing winged
Carbon containing flying dust carrier gas stream is equipped in grey conveyance conduit, the carbon containing fly ash carry pipeline passes through the cloth wind body, described carbon containing
Flying dust ejection assembly includes: carbon containing flying dust sprays cover, the carbon containing flying dust spray cover and the carbon containing fly ash carry pipeline it
Between jacket space is set, the jacket space is compartment, and the circumferential side wall that the carbon containing flying dust sprays cover is equipped with squit hole, institute
It states squit hole and penetrates the carbon containing flying dust ejection cover side wall, the carbon containing fly ash carry pipeline is placed on the carbon containing flying dust and sprays
In cover, the carbon containing fly ash carry pipeline is connected with the compartment, and the carbon containing flying dust sprays cover and is placed in the burning zone
And rotated with cloth wind body, the carbon containing flying dust sequentially enters from the carbon containing fly ash carry pipeline, the compartment, the squit hole
In the burning zone.
Further, the squit hole is multiple.
Further, the squit hole is obliquely installed, and ash charge mouth is higher than ash hole.
Further, the carbon containing flying dust, which sprays, is equipped with more, pushing off the slag blade outside the cover wall of cover.
Further, the front side edge of the shelves slag blade and upper side edge and carbon containing flying dust spray cover and are tightly connected, back side edge
It is sprayed lower side and the carbon containing flying dust and is equipped with ash discharge gap between cover, the ash hole of the squit hole, which is arranged in, described to be gone out
In grey gap.
Further, the carbon containing flying dust carrier gas stream being equipped in the carbon containing fly ash carry pipeline is nitrogen.
A kind of method of carbon containing flying dust cycle gasification the following steps are included:
Carbon containing flying dust in coal gas is driven by the carrier gas stream and enters the carbon containing fly ash carry pipeline feeding compartment
In；
The carbon containing flying dust and the carrier gas stream are sufficiently mixed in the compartment, and carbon containing flying dust is made to be suspended in the carrier gas
In stream；
The carbon containing flying dust sprays in the squit hole that cover side wall surface is equipped in burning zone described in spirt from the carbon containing flying dust；
The carbon containing flying dust incorporates the burning zone, and the carbon containing flying dust is stuck in combustion gasification in the burning zone；
Carbon containing flying dust afterburnt in the burning zone is discharged with slag.
In the present invention, rear road precipitating or filtered carbon containing flying dust are driven by carrier gas stream through carbon containing fly ash carry pipeline
It is sent into compartment, then from the burning zone in the uniform spirt gasification furnace of compartment, since carbon containing flying dust incorporates burning zone, the combustion of high temperature
Burning environment makes carbon containing flying dust completely burned in burning zone gasify, and the ashes in afterburnt are discharged into slag pan with cinder.
The beneficial effects of the present invention are: improving charcoal percent conversion, eliminating flying dust pollution, protects environment, reduces enterprise
Industry operating cost.
Detailed description of the invention
Accompanying drawing 1 is the structural representation of the present invention；
Attached drawing 2 is the removal enlarged drawing of I part in attached drawing 1.
In attached drawing 1,2: 1 be coal scuttle, 2 be helical screw, 3 be raw coal preheating conveyer, 4 be gasification furnace, 5 be it is carbon containing fly
Ash spray cover, 501 be squit hole, 6 be slag pan, 7 be gasifying agent conveyance conduit, 8 be carbon containing fly ash carry pipeline, 9 be cloth wind body,
10 be gas piping, 11 carbon containing flying dusts.
Specific embodiment
Explanation is further explained to the present invention with reference to the accompanying drawing:
As shown in attached drawing 1,2, raw coal from coal scuttle 1 by helical screw 2 be sent into raw coal preheat conveyer 3, it is preheated after raw coal into
Enter gasification furnace 4, the coal gas of the combustion gasification in gasification furnace 4, generation enters gas pipe through the gap on raw coal preheating 3 top of conveyer
Road 10, the carbon containing flying dust 11 in coal gas after the filtering of road precipitating, are driven by carrier gas stream after and enter carbon containing fly ash carry pipeline 8,
And be sent into carbon containing flying dust and spray in the compartment being arranged between cover 5 and carbon containing fly ash carry pipeline 8, carbon containing flying dust 11 and carrier gas stream
It is sufficiently mixed in compartment, is suspended in carbon containing flying dust 11 in carrier gas stream, and carrier gas stream is followed to spray cover 5 from carbon containing flying dust
In the burning zone in the uniform spirt gasification furnace 4 of squit hole 501 that side wall surface is equipped with, and the combustion gasification in burning zone, the afterburnt
Cinder be discharged through slag pan 6.
Gasification furnace 4 includes: furnace body, furnace chamber, cloth wind body 9, gasifying agent conveyance conduit 7, slag pan 6, furnace body are floated on slag pan 6
On, cloth wind body 9 is placed in furnace cavity bottom, coal combustion gasification on cloth wind body 9, the coal seam lower layer burnt in gasification furnace 4 be slag blanket,
Middle layer is burning zone, upper layer is gasification layer；Carbon containing flying dust is sent into component: carbon containing fly ash carry pipeline 8, carbon containing flying dust are defeated
It send and is equipped with carbon containing flying dust carrier gas stream in pipeline 8, carbon containing fly ash carry pipeline 8 passes through cloth wind body 9；Carbon containing flying dust ejection assembly packet
Contain: carbon containing flying dust sprays cover 5, and carbon containing flying dust, which sprays, is arranged jacket space between cover 5 and carbon containing fly ash carry pipeline 8, carbon containing
The circumferential side wall that flying dust sprays cover 5 is equipped with squit hole 501, and squit hole 501 penetrates the side wall that carbon containing flying dust sprays cover 5；It is carbon containing
Fly ash carry pipeline 8 is placed on carbon containing flying dust and sprays in cover 5, and carbon containing fly ash carry pipeline 8 is connected with jacket space, carbon containing to fly
Ash sprays cover 5 and is placed in burning zone and rotates with cloth wind body 9, and carbon containing flying dust 11 is under the drive of carrier gas stream, sequentially from carbon containing
Fly ash carry pipeline 8, jacket space, squit hole 501 enter in burning zone, and gasifying agent is sent by gasifying agent conveyance conduit 7 to gasify
In furnace 4, make 11 combustion gasification of raw coal and carbon containing flying dust into gasification furnace 4.
Also more pushing off the slag blades, the front side edge of shelves slag blade is arranged outside the cover wall that carbon containing flying dust sprays cover 5 in the present invention
It sprays cover 5 with upper side edge and carbon containing flying dust to be tightly connected, back side edge and lower side and carbon containing flying dust, which spray, is arranged ash discharge between cover 5
Gap, and the ash hole of squit hole 501 is arranged in ash discharge gap, play the role of preventing coal-fired blocking squit hole 501, from
And carbon containing flying dust 11 is enable smoothly to spray from the ash hole of squit hole 501.
Claims (7)
1. a kind of device of carbon containing flying dust cycle gasification is sent into component and carbon containing flying dust ejection group comprising gasification furnace, carbon containing flying dust
Part, the gasification furnace includes: furnace body, furnace chamber, cloth wind body, gasifying agent conveyance conduit, slag pan, the furnace body are floated on the slag
On disk, the cloth wind body is placed in the furnace cavity bottom, coal combustion gasification on the cloth wind body, in the gasification furnace under coal seam
Layer is slag blanket, middle layer is burning zone, upper layer is gasification layer, it is characterised in that: the carbon containing flying dust is sent into component and includes: carbon containing
Fly ash carry pipeline, the carbon containing fly ash carry pipeline is interior to be equipped with carbon containing flying dust carrier gas stream, the carbon containing fly ash carry pipeline
Across the cloth wind body；The carbon containing flying dust ejection assembly includes: carbon containing flying dust sprays cover, the carbon containing flying dust spray cover with
Jacket space is set between the carbon containing fly ash carry pipeline, and the jacket space is compartment, and the carbon containing flying dust sprays cover
Circumferential side wall is equipped with squit hole, and the squit hole penetrates the carbon containing flying dust and sprays cover side wall；The carbon containing fly ash carry pipe
Road is placed on the carbon containing flying dust and sprays in cover, and the carbon containing fly ash carry pipeline is connected with the compartment；It is described carbon containing winged
Ash sprays cover and is placed in the burning zone and rotates with cloth wind body；The carbon containing flying dust is sequentially from the carbon containing fly ash carry pipe
Road, the compartment, the squit hole enter in the burning zone.
2. a kind of device of carbon containing flying dust cycle gasification according to claim 1, it is characterised in that: the squit hole is more
It is a.
3. a kind of device of carbon containing flying dust cycle gasification according to claim 1 or 2, it is characterised in that: the ejection
Hole is obliquely installed, and ash charge mouth is higher than ash hole.
4. a kind of device of carbon containing flying dust cycle gasification according to claim 1 or 2, it is characterised in that: described carbon containing winged
Ash, which sprays, is equipped with more, pushing off the slag blade outside the cover wall of cover.
5. a kind of device of carbon containing flying dust cycle gasification according to claim 4, it is characterised in that: the shelves slag blade
Front side edge and upper side edge and carbon containing flying dust spray cover and are tightly connected, and back side edge and lower side and the carbon containing flying dust spray between cover
Equipped with ash discharge gap, the ash hole of the squit hole is arranged in the ash discharge gap.
6. a kind of device of carbon containing flying dust cycle gasification according to claim 1, it is characterised in that: the carbon containing flying dust is defeated
Sending the carbon containing flying dust carrier gas stream being equipped in pipeline is nitrogen.
7. a kind of method of carbon containing flying dust cycle gasification, it is characterised in that the following steps are included:
The coal gas that the gasification furnace generates road after precipitates filtered carbon containing flying dust, is driven described in entering as the carrier gas stream
Carbon containing fly ash carry pipeline is sent into the compartment；
The carbon containing flying dust and the carrier gas stream are sufficiently mixed in the compartment, and carbon containing flying dust is made to be suspended in the carrier gas
In stream；
The carbon containing flying dust sprays burning described in uniform spirt in the squit hole that cover side wall surface is equipped with from the carbon containing flying dust
In layer；
The carbon containing flying dust incorporates the burning zone, and the carbon containing flying dust is stuck in combustion gasification in the burning zone；
Carbon containing flying dust afterburnt in the burning zone is discharged with slag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056652.XA CN109517627A (en) | 2019-01-22 | 2019-01-22 | A kind of device and method of carbon containing flying dust cycle gasification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056652.XA CN109517627A (en) | 2019-01-22 | 2019-01-22 | A kind of device and method of carbon containing flying dust cycle gasification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109517627A true CN109517627A (en) | 2019-03-26 |
Family
ID=65799619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910056652.XA Withdrawn CN109517627A (en) | 2019-01-22 | 2019-01-22 | A kind of device and method of carbon containing flying dust cycle gasification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109517627A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113583716A (en) * | 2021-08-08 | 2021-11-02 | 中科聚信洁能热锻装备研发股份有限公司 | Double-circulation coal-to-liquid fluidized bed |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102477314A (en) * | 2010-11-29 | 2012-05-30 | 综合能源有限公司 | Method and apparatus used for recovering and utilizing particles in heterogeneous chemical reactor |
-
2019
- 2019-01-22 CN CN201910056652.XA patent/CN109517627A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102477314A (en) * | 2010-11-29 | 2012-05-30 | 综合能源有限公司 | Method and apparatus used for recovering and utilizing particles in heterogeneous chemical reactor |
Non-Patent Citations (1)
| Title |
|---|
| 杨建华等: "《循环流化床锅炉设备及运行》", 31 January 2006, 中国电力出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113583716A (en) * | 2021-08-08 | 2021-11-02 | 中科聚信洁能热锻装备研发股份有限公司 | Double-circulation coal-to-liquid fluidized bed |
| CN113583716B (en) * | 2021-08-08 | 2023-07-14 | 中科聚信洁能热锻装备研发股份有限公司 | Dual-cycle coal gas fluidized bed |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190326 |
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