CN106753588A - A kind of gasifying agent mixes pre-burning firing technique and device - Google Patents
A kind of gasifying agent mixes pre-burning firing technique and device Download PDFInfo
- Publication number
- CN106753588A CN106753588A CN201710090522.9A CN201710090522A CN106753588A CN 106753588 A CN106753588 A CN 106753588A CN 201710090522 A CN201710090522 A CN 201710090522A CN 106753588 A CN106753588 A CN 106753588A
- Authority
- CN
- China
- Prior art keywords
- gasifying agent
- coal
- conveyance conduit
- high temperature
- mixing chamber
- 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
- C10J3/72—Other features
- C10J3/80—Other features with arrangements for preheating the blast or the water vapour
-
- 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
- C10J3/22—Arrangements or dispositions of valves or flues
-
- 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
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/482—Gasifiers with stationary fluidised bed
-
- 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
- C10J2300/1625—Integration of gasification processes with another plant or parts within the plant with solids treatment
- C10J2300/1628—Ash post-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)
- Solid-Fuel Combustion (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention provides a kind of gasifying agent mixing pre-burning firing technique and device, is related to Coal Gasification Technology.The present invention is in circle fluidized-bed gasification furnace course of conveying in gasifying agent, precombustion heating is carried out to gasifying agent, on the one hand the temperature of gas agent is increased, on the other hand the coal gas of flying dust containing high temperature produced after burning is driven by swiftly flowing gasifying agent and enters circle fluidized-bed gasification furnace through air distribution plate, it is ensured that enough pyrolytic gasification temperature in circle fluidized-bed gasification furnace.The beneficial effects of the present invention are：Gasification agent temperature is high, applied widely, it is possible to resolve the intensification problem of the recirculating fluidized bed gasifying agent of various different size gas production.
Description
Technical field
The present invention relates to a kind of gasifying agent pre-burning firing technique and device, specifically by fine coal and recirculating fluidized bed coal gas
Carbon containing flying dust carries out precombustion with gasifying agent, to improve the temperature into the gasifying agent of circle fluidized-bed gasification furnace.Belong to coal gas
Change technical field.
Background technology
In order to obtain the high-temperature fuel gas of cleaning, people design the various gas equipment processed for converting coal into coal gas.Each
The appearance of equipment all advances the progress of coal gas technology to varying degrees, but each is difficult to overcome again.
Such as：Fixed bed coal gas producer, can fill part burning, but can produce tar and other pollutants by coal；Circulation fluidized bed coal gasifying
System, though can reach that the pollutants such as tar are not produced, coal is unable to after-flame and equipment can not be minimized, and it is unable to the half of after-flame
Burnt and carbon containing flying dust also needs to separately supporting burner, and one time coal gas rate is very low；Low-pressure air current bed coal-gasification system is not
But very thin fine coal and pure oxygen is needed, and operating cost is also very high, in order to solve the shortcoming of the said equipment presence, is devoted to
The knowledgeable people of coal gasification apparatus research have devised the coal gasification apparatus of recirculating fluidized bed and the combined type gasification of pyrolysis bed, but will
The purpose of design of the equipment is realized, temperature is ensured of crux in CFBC pyrolytic gasification, and people circulate to entering
The gasifying agent of fluid bed carries out various forms of preheatings, but effect does not all reach expected requirement.One kind is designed for this to gas
Agent precombustion heat temperature raising, the heat and high temperature flying dust that can be produced precombustion again brings recirculating fluidized bed into and helps pyrolytic gasification
Technique and device, be people ensure recirculating fluidized bed with pyrolysis bed combined type gasification in temperature important means, moreover it is possible to
By carbon containing flying dust after-flame.
The content of the invention
The present invention provides a kind of gasifying agent mixing pre-burning firing technique and device, and it is added by gasifying agent mixed process
The method of the carbon containing flying dust of high temperature and fine coal, carries out precombustion to gasifying agent, and by the coal gas of high temperature in combustion process, carbon containing flying dust
And gasification agent composition enters circle fluidized-bed gasification furnace through air distribution plate, so as to ensure that the coal in circle fluidized-bed gasification furnace
Smooth combustion and pyrolysis gasification.
Gasifying agent mixes pre-burning firing technique：
The carbon containing flying dust of fine coal, cyclic high-temperature carries out precombustion pyrolytic gasification, the coal gas of high temperature of generation, height in gasifying agent mixing chamber
The carbon containing flying dust of temperature and gasifying agent enter circle fluidized-bed gasification furnace through air distribution plate, and enter one with raw coal in circle fluidized-bed gasification furnace
Step combustion and pyrolysis gasification；
Gasifying agent is sufficiently mixed in the bottom of the gasifying agent mixing chamber；
The upper middle part that fine coal, carbon containing flying dust send into the gasifying agent mixing chamber is sufficiently mixed；
The fine coal, carbon containing flying dust carry out precombustion pyrolytic gasification with the gasifying agent in the middle and upper part of gasifying agent mixing chamber, combustion
The coal gas of high temperature and carbon containing flying dust produced after burning enter circle fluidized-bed gasification furnace with swiftly flowing gasifying agent through air distribution plate；
The gasifying agent that above-mentioned gasifying agent mixing chamber bottom is passed through, is the mild gas body of high temperature air and water vapour；
The gasifying agent that above-mentioned gasifying agent mixing chamber bottom is passed through, is the mild gas body of high temperature air, oxygen and water vapour.
Gasifying agent mixing precombustion device, it includes：Gasification body of heater, furnace chamber, coal chute road, gas material blending transportation pipeline,
Air distribution plate, tracheae sealing cap, gasifying agent mixing chamber, fine coal conveyance conduit, carbon containing fly ash carry pipeline, gasifying agent conveyance conduit, powder
Fine coal is equipped with coal conveyance conduit, carbon containing flying dust is equipped with carbon containing fly ash carry pipeline, gasifying agent conveyance conduit be set to it is a plurality of,
And high temperature air, water vapour and oxygen are equipped with respectively, coal chute is equipped with raw coal in road；Gasification body of heater upper lumen is furnace chamber, in
The inner chamber in portion sets air distribution plate, and the inner chamber of bottom is gasifying agent mixing chamber, and the coal chute road is from the middle part of body of heater and furnace chamber phase
Connection, the gas material blending transportation pipeline is connected from gasification body of heater upper chamber, and the fine coal conveyance conduit, carbon containing flying dust are defeated
Pipeline is sent to be connected with gasifying agent mixing chamber middle part, the gasifying agent conveyance conduit is connected with gasifying agent mixing chamber bottom；
The gasifying agent conveyance conduit is set to high temperature air conveyance conduit and steam conveyor tube road；
The gasifying agent conveyance conduit is set to high temperature air conveyance conduit, oxygen conveying pipe and steam conveyor tube road.
The present invention is in gasifying agent is to circle fluidized-bed gasification furnace course of conveying, precombustion heating to be carried out to gasifying agent,
On the one hand the temperature of gasifying agent is increased, coal gas of high temperature, the carbon containing flying dust produced after on the other hand burning are by swiftly flowing gas
Agent drives and enters circle fluidized-bed gasification furnace through air distribution plate, it is ensured that enough combustion and pyrolysis gasifications in circle fluidized-bed gasification furnace
Temperature.The beneficial effects of the present invention are：Gasification agent temperature is high, applied widely, it is possible to resolve various different size gas production
The intensification problem of recirculating fluidized bed gasifying agent, can also solve the problems, such as the abundant after-flame of carbon containing flying dust.
Brief description of the drawings
Accompanying drawing 1 is the schematic diagram of the embodiment of the present invention；
In accompanying drawing：1 for gasification body of heater, 2 be furnace chamber, 3 be coal chute road, 4 be gas material blending transportation pipeline, 5 be air distribution plate, 6 be
Tracheae sealing cap, 7 be gasifying agent mixing chamber, 8 be fine coal conveyance conduit, 9 be carbon containing fly ash carry pipeline, 10 be gasifying agent delivery pipe
Road.
Specific embodiment
Embodiment one
As shown in drawings, gasification body of heater 1, furnace chamber 2, coal chute road 3, gas material blending transportation pipeline 4, air distribution plate 5, tracheae sealing cap 6,
Gasifying agent mixing chamber 7, fine coal conveyance conduit 8, carbon containing fly ash carry pipeline 9, the position of gasifying agent conveyance conduit 10 and connection are closed
It is to be equipped with fine coal in fine coal conveyance conduit 8, carbon containing flying dust, gasifying agent conveyance conduit 10 being equipped with carbon containing fly ash carry pipeline 9
2, and respectively high temperature air, water vapour pipeline are set to, raw coal is equipped with coal chute road 3；Gasification the upper lumen of body of heater 1 be
Furnace chamber 2, the inner chamber at middle part sets air distribution plate 5, and the inner chamber of bottom is gasifying agent mixing chamber 7, and coal chute road 3 is from gasification body of heater 1
Middle part is connected with furnace chamber 2, and gas material blending transportation pipeline 4 is connected from the gasification top of body of heater 1 with furnace chamber 2, fine coal conveyance conduit
8th, the middle part of carbon containing fly ash carry pipeline 9 and gasifying agent mixing chamber 7 is connected, gasifying agent conveyance conduit 10 and gasifying agent mixing chamber 7
Bottom is connected；Gasifying agent conveyance conduit 10 is set to high temperature air conveyance conduit and steam conveyor tube road.Fine coal, circulation are high
The carbon containing flying dust of temperature carries out precombustion pyrolytic gasification in gasifying agent mixing chamber 7, and the carbon containing flying dust of the coal gas of high temperature of generation, high temperature is gentle
Agent enters the furnace chamber 2 of circle fluidized-bed gasification furnace through air distribution plate 5, and gasifies with the further combustion and pyrolysis of raw coal in furnace chamber 2.Gas
Agent is sufficiently mixed in the bottom of gasifying agent mixing chamber 7, fine coal, the middle part of carbon containing flying dust feeding gasifying agent mixing chamber 7.Fine coal,
Carbon containing flying dust carries out being sufficiently mixed precombustion pyrolysis, the height produced after burning with gasifying agent in the middle and upper part of gasifying agent mixing chamber 7
Warm coal gas and carbon containing flying dust are driven the furnace chamber for entering circle fluidized-bed gasification furnace through air distribution plate 5 by swiftly flowing gasifying agent, on
The gasifying agent that the bottom of gasifying agent mixing chamber 7 is passed through is stated, is the mild gas body of high temperature air and water vapour.
Gasifying agent in above-described embodiment is set to the mild gas body of high temperature air, oxygen and water vapour.
Claims (6)
1. a kind of gasifying agent mixes pre-burning firing technique, it is characterised in that：
A, fine coal, cyclic high-temperature flying dust carry out precombustion pyrolytic gasification, the coal gas of high temperature of generation, high temperature in gasifying agent mixing chamber
Flying dust and gasifying agent enter circle fluidized-bed gasification furnace through air distribution plate, and are further burnt with raw coal in circle fluidized-bed gasification furnace
And abundant pyrolytic gasification；
B, gasifying agent is sufficiently mixed in the bottom of the gasifying agent mixing chamber；
C, fine coal, the middle part containing the coal fly ash feeding gasifying agent mixing chamber；
D, the fine coal, carries out precombustion with the gasifying agent containing coal fly ash in the middle and upper part of gasifying agent mixing chamber, is produced after burning
Raw high temperature coal gas containing flying dust is driven by swiftly flowing gasifying agent and enters circle fluidized-bed gasification furnace through air distribution plate.
2. a kind of gasifying agent according to claim 1 mixes pre-burning firing technique, it is characterised in that：Gasifying agent mixing chamber bottom
The gasifying agent being passed through, is the mild gas body of high temperature air and water vapour.
3. a kind of gasifying agent according to claim 1 mixes pre-burning firing technique, it is characterised in that：Gasifying agent mixing chamber bottom
The gasifying agent being passed through, is the mild gas body of high temperature air, oxygen and water vapour.
4. a kind of gasifying agent mixing precombustion device, it is characterised in that：
A, it includes：Gasification body of heater, furnace chamber, coal chute road, gas material blending transportation pipeline, air distribution plate, tracheae sealing cap, gasifying agent are mixed
Close room, fine coal conveyance conduit, carbon containing fly ash carry pipeline, gasifying agent conveyance conduit；
B, is equipped with fine coal in fine coal conveyance conduit, carbon containing flying dust is equipped with carbon containing fly ash carry pipeline, and gasifying agent conveyance conduit sets
It is set to a plurality of, and is equipped with high temperature air, water vapour and oxygen respectively, coal chute is equipped with raw coal in road；
C, gasification body of heater upper lumen is furnace chamber, and the inner chamber at middle part sets air distribution plate, and the inner chamber of bottom is gasifying agent mixing chamber;
D, the coal chute road is connected from the middle part of body of heater with furnace chamber, and the gas material blending transportation pipeline is from upper of furnace body and stove
Chamber is connected, and the fine coal conveyance conduit, carbon containing fly ash carry pipeline are connected with gasifying agent mixing chamber middle part, the gasifying agent
Conveyance conduit is connected with gasifying agent mixing chamber bottom.
5. a kind of gasifying agent mixing precombustion device according to claim 4, it is characterised in that：Gasifying agent conveyance conduit sets
It is set to high temperature air conveyance conduit and steam conveyor tube road.
6. a kind of gasifying agent mixing precombustion device according to claim 4, it is characterised in that：Gasifying agent conveyance conduit sets
It is set to high temperature air conveyance conduit, oxygen conveying pipe and steam conveyor tube road.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090522.9A CN106753588B (en) | 2017-02-20 | 2017-02-20 | A kind of gasifying agent mixing pre-burning firing technique and device |
| JP2018556856A JP2019518103A (en) | 2017-02-20 | 2017-06-13 | Method and apparatus for mixing and preburning vaporizing agents |
| EP17896377.3A EP3543317A4 (en) | 2017-02-20 | 2017-06-13 | Gasification agent mixing and pre-combustion technique and device |
| PCT/CN2017/088046 WO2018149061A1 (en) | 2017-02-20 | 2017-06-13 | Gasification agent mixing and pre-combustion technique and device |
| US16/487,084 US20190367827A1 (en) | 2017-02-20 | 2017-06-13 | Method And Apparatus For Mixing And Pre-burning Gasification Agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090522.9A CN106753588B (en) | 2017-02-20 | 2017-02-20 | A kind of gasifying agent mixing pre-burning firing technique and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106753588A true CN106753588A (en) | 2017-05-31 |
| CN106753588B CN106753588B (en) | 2018-11-23 |
Family
ID=58958874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710090522.9A Active CN106753588B (en) | 2017-02-20 | 2017-02-20 | A kind of gasifying agent mixing pre-burning firing technique and device |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20190367827A1 (en) |
| EP (1) | EP3543317A4 (en) |
| JP (1) | JP2019518103A (en) |
| CN (1) | CN106753588B (en) |
| WO (1) | WO2018149061A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018149061A1 (en) * | 2017-02-20 | 2018-08-23 | 中科聚信洁能热锻装备研发股份有限公司 | Gasification agent mixing and pre-combustion technique and device |
| CN109355107A (en) * | 2018-12-17 | 2019-02-19 | 江苏华威机械制造有限公司 | A kind of coal gas combined gasification equipment |
| CN109749785A (en) * | 2019-02-17 | 2019-05-14 | 洛阳瑞华新能源技术发展有限公司 | Carbonaceous powder recirculating fluidized bed gasification method for transformation |
| EP3572483A4 (en) * | 2018-03-30 | 2020-02-26 | Zhongkejuxin Clean Energy & Hot Forging Equipment Research And Development Co., Ltd. | Novel circulating fluidized bed gasifier having electric heating-assisted temperature adjustment function, and control method therefor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112608769B (en) * | 2020-12-31 | 2022-01-04 | 苏州允清环境能源科技有限公司 | Organic solid waste epitaxial annular cavity gas guide fixed bed gasification furnace and gasification method |
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| CN101880550A (en) * | 2010-05-28 | 2010-11-10 | 重庆大学 | High-temperature solid fuel gasification device |
| CN102120936A (en) * | 2010-01-07 | 2011-07-13 | 中国科学院过程工程研究所 | Method and device for jet/preoxidation/pyrolysis/fluidized bed gasification of carbon-containing solid fuel |
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| CA1108857A (en) * | 1977-07-11 | 1981-09-15 | Robert A. Mccallister | Coal gasification system |
| JPS5796944U (en) * | 1980-12-02 | 1982-06-15 | ||
| JPS58225191A (en) * | 1982-06-24 | 1983-12-27 | Nippon Kokan Kk <Nkk> | Coal gasification by fluidized bed and its apparatus |
| JPS6281489A (en) * | 1985-10-04 | 1987-04-14 | Mitsubishi Heavy Ind Ltd | Gasifier |
| CN2937135Y (en) * | 2006-04-05 | 2007-08-22 | 艾佩克斯科技（沈阳）有限公司 | Pulverized-coal gasification device gas fluid-bed with pre-burning chamber |
| CN1850949A (en) * | 2006-05-18 | 2006-10-25 | 艾佩克斯科技（沈阳）有限公司 | Gas-flowbed powdercoal gasifying apparatus with precombustion chamber |
| JP5639955B2 (en) * | 2011-05-19 | 2014-12-10 | 新日鉄住金エンジニアリング株式会社 | Coal gasification system |
| CN204342744U (en) * | 2014-12-11 | 2015-05-20 | 中山大学 | Biomass gasifying furnace |
| CN106753588B (en) * | 2017-02-20 | 2018-11-23 | 中聚信海洋工程装备有限公司 | A kind of gasifying agent mixing pre-burning firing technique and device |
-
2017
- 2017-02-20 CN CN201710090522.9A patent/CN106753588B/en active Active
- 2017-06-13 JP JP2018556856A patent/JP2019518103A/en active Pending
- 2017-06-13 EP EP17896377.3A patent/EP3543317A4/en not_active Withdrawn
- 2017-06-13 US US16/487,084 patent/US20190367827A1/en not_active Abandoned
- 2017-06-13 WO PCT/CN2017/088046 patent/WO2018149061A1/en unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102120936A (en) * | 2010-01-07 | 2011-07-13 | 中国科学院过程工程研究所 | Method and device for jet/preoxidation/pyrolysis/fluidized bed gasification of carbon-containing solid fuel |
| CN101880550A (en) * | 2010-05-28 | 2010-11-10 | 重庆大学 | High-temperature solid fuel gasification device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018149061A1 (en) * | 2017-02-20 | 2018-08-23 | 中科聚信洁能热锻装备研发股份有限公司 | Gasification agent mixing and pre-combustion technique and device |
| EP3572483A4 (en) * | 2018-03-30 | 2020-02-26 | Zhongkejuxin Clean Energy & Hot Forging Equipment Research And Development Co., Ltd. | Novel circulating fluidized bed gasifier having electric heating-assisted temperature adjustment function, and control method therefor |
| CN109355107A (en) * | 2018-12-17 | 2019-02-19 | 江苏华威机械制造有限公司 | A kind of coal gas combined gasification equipment |
| CN109355107B (en) * | 2018-12-17 | 2023-08-22 | 江苏华威机械制造有限公司 | Coal-to-gas composite gasification device |
| CN109749785A (en) * | 2019-02-17 | 2019-05-14 | 洛阳瑞华新能源技术发展有限公司 | Carbonaceous powder recirculating fluidized bed gasification method for transformation |
Also Published As
| Publication number | Publication date |
|---|---|
| US20190367827A1 (en) | 2019-12-05 |
| WO2018149061A1 (en) | 2018-08-23 |
| CN106753588B (en) | 2018-11-23 |
| EP3543317A4 (en) | 2019-11-06 |
| JP2019518103A (en) | 2019-06-27 |
| EP3543317A1 (en) | 2019-09-25 |
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Effective date of registration: 20210810 Address after: No.999, Xiufu North Road, Jianhu County, Yancheng City, Jiangsu Province Patentee after: ZHONGKE JUXIN JIENENG HOT FORGING EQUIPMENT R&D Co.,Ltd. Address before: 224700 No.999 Runyang Road, Jianyang Petroleum Equipment Industrial Park, Jianhu County, Yancheng City, Jiangsu Province Patentee before: Zhongjuxin Ocean Engineering Equipment Co.,Ltd. |
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