CN208104312U - Fluidized-bed gasification furnace gasifying agent transportation system - Google Patents
Fluidized-bed gasification furnace gasifying agent transportation system Download PDFInfo
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- CN208104312U CN208104312U CN201820481010.5U CN201820481010U CN208104312U CN 208104312 U CN208104312 U CN 208104312U CN 201820481010 U CN201820481010 U CN 201820481010U CN 208104312 U CN208104312 U CN 208104312U
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- gasifying agent
- fluidized
- gasification furnace
- bed gasification
- pipeline
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Abstract
The utility model discloses a kind of fluidized-bed gasification furnace gasifying agent transportation systems comprising fluidized-bed gasification furnace and gasifying agent conveying device, fluidized-bed gasification furnace are connect with gasifying agent conveying device by gasifying agent pipeline.The utility model has the advantage of by CO2A part as gasifying agent is delivered in process bed gasification furnace, on the one hand can reduce O2Dosage reduces system production cost, while CO2Inhibit CO during gasification reaction2Production, and CO is promoted to produce, gasification efficiency is improved, is improved resource utilization；CO2In gasification system, by CO2It is delivered in fluidized-bed gasification furnace as gasifying agent a part and is utilized again, reduce CO2Discharge amount reduces environmental protection of enterprise financial burden；Gasifying agent is delivered to the fluidisation state that the bed material that distribution grid and central tube are more advantageous in fluidized-bed gasification furnace remains splendid simultaneously, to reduce clinker remaining carbon, improves economical operation benefit.
Description
Technical field：
The utility model relates to coal chemical technology, in particular to a kind of fluidized-bed gasification furnace gasifying agent transportation system.
Background technique：
Currently, fluidized-bed gasification furnace generally uses oxygen and steam as gasifying agent, gasifying agent is delivered in gasification furnace
Gasification reaction occurs under the high temperature conditions with coal dust, to generate raw gas.Contain 32-37%CO in raw gas2, wherein except few
Part is recycled outer, most CO2It is released in atmospheric environment with release gas, there is following ask in the process
Topic：1, during entire gasification reaction, the carbon in coal dust is not completely converted into fuel gas, a part of coal dust conversion
For CO2, gasification efficiency is not high, and the wasting of resources is more serious；2,CO2As a kind of greenhouse gases, it is directly discharged in atmospheric environment
It can aggravate greenhouse effects, not meet the requirement of environmentally friendly main trend at present, enterprise needs therefore to undertake higher environmental protection and economy burden.
Utility model content：
The purpose of this utility model is to provide a kind of raising gasification efficiency, reduce the wasting of resources, reduction environmental protection of enterprise warp
The fluidized-bed gasification furnace gasifying agent transportation system for burden of helping.
The utility model is implemented by following technical solution：Fluidized-bed gasification furnace gasifying agent transportation system comprising fluidized bed
Gasification furnace and gasifying agent conveying device, the fluidized-bed gasification furnace are connected with the gasifying agent conveying device by gasifying agent pipeline
It connects；The gasifying agent conveying device includes CO2Analytic Tower, caisson, CO2Supercharging device and mixing arrangement, the CO2Parsing
It is connected between tower and the caisson by low-pressure line, the caisson and the CO2Pass through pipe between supercharging device
Road connection, the CO2It is connected between supercharging device and the mixing arrangement by pressure pipeline, is also connected on the mixing arrangement
There are oxygen pipeline and steam pipe line, the outlet of the mixing arrangement is connect with the gasifying agent pipeline, the pressure pipeline, described
Regulating valve is equipped on oxygen pipeline and the steam pipe line.
Further, the furnace body of the fluidized-bed gasification furnace is equipped with distribution grid gasifying agent inlet pipe, the distribution grid gasification
The outlet of agent inlet pipe is placed in the gas chamber of the fluidized-bed gasification furnace, and institute is protruded into the outlet of the central tube of the fluidized-bed gasification furnace
It states in the distribution grid of fluidized-bed gasification furnace, the import of the central tube is placed in outside the fluidized-bed gasification furnace and gasifies with central tube
The connection of agent inlet pipe, the import of the distribution grid gasifying agent inlet pipe, the import of the central tube gasifying agent inlet pipe pass through described respectively
Gasifying agent pipeline is connect with the outlet of a gasifying agent conveying device.
Further, control valve is equipped on every gasifying agent pipeline.
Further, the caisson is dish gas holder.
Further, the CO2Supercharging device is CO2Compressor.
Further, the mixing arrangement is static mixer.
The advantages of the utility model：1, by CO2As a part of gasifying agent, by with O2And it is delivered to after steam mixing
In process bed gasification furnace, O on the one hand can be reduced2With the dosage of steam, system production cost, while CO are reduced2In gasification reaction
Inhibit CO in the process2Production, and CO is promoted to produce, gasification efficiency is improved, is improved resource utilization；2,CO2From coal gas
In change system, by CO2It is delivered in fluidized-bed gasification furnace as gasifying agent a part and is utilized again, reduce CO2Discharge
Amount, reduces environmental protection of enterprise financial burden；3, gasifying agent is delivered to distribution grid simultaneously and central tube is more advantageous to fluidized gasification
Bed material in furnace maintains splendid fluidisation state, to reduce clinker remaining carbon, improves economical operation benefit；It also can be improved simultaneously
Fluidized-bed gasification furnace anti-interference ability, in coal amount, steam usage amount, oxygen usage amount and CO2Usage amount fluctuation is actively adjusted
It is relatively small on the influence of fluidized-bed gasification furnace operating condition when whole, it is able to maintain long period, stable operation.
Detailed description of the invention：
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the overall structure diagram of gasifying agent conveying device.
Fluidized-bed gasification furnace 1, distribution grid gasifying agent inlet pipe 2, central tube gasifying agent inlet pipe 3, gas chamber 4, distribution grid 5, center
Pipe 6, gasifying agent conveying device 7, CO2Analytic Tower 71, caisson 72, CO2Supercharging device 73, mixing arrangement 74, low-pressure line
75, pressure pipeline 76, oxygen pipeline 77, steam pipe line 78, gasifying agent pipeline 79, regulating valve 8, control valve 9.
Specific embodiment：
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1：
As shown in Figs. 1-2, fluidized-bed gasification furnace gasifying agent transportation system comprising fluidized-bed gasification furnace 1, fluidized gasification
1 side wall of furnace is equipped with distribution grid gasifying agent inlet pipe 2, and the outlet of distribution grid gasifying agent inlet pipe 2 is placed in the gas chamber of fluidized-bed gasification furnace 1
In 4, the outlet of the central tube 6 of fluidized-bed gasification furnace 1 is protruded into the distribution grid 5 of fluidized-bed gasification furnace 1, and the import of central tube 6 is set
It is connect outside fluidized-bed gasification furnace 1 and with central tube gasifying agent inlet pipe 3, import, the central tube gasification of distribution grid gasifying agent inlet pipe 2
The import of agent inlet pipe 3 is connect with the outlet of the gasifying agent pipeline 78 of a gasifying agent conveying device 7 respectively, every gasifying agent pipeline
Control valve 9 is equipped on 79.
Gasifying agent conveying device 7 includes CO2Analytic Tower 71, caisson 72, CO2Supercharging device 73 and mixing arrangement 74, storage
Device of air 72 is stored by CO2The CO that Analytic Tower 71 exports2, caisson 72 is dish gas holder in the present embodiment；CO2Pressurization dress
Setting 73 is the CO being delivered in mixing arrangement 742It is pressurized, in the present embodiment CO2Supercharging device 73 is CO2Compressor；Mixing dress
74 are set for mixing CO2、O2And steam, mixing arrangement 74 is static mixer in the present embodiment, and static mixer can be by CO2、
O2It is efficiently mixed with steam.CO2It is connected between Analytic Tower 71 and caisson 72 by low-pressure line 75, caisson 72
With CO2Pass through piping connection, CO between supercharging device 732Connected between supercharging device 73 and mixing arrangement 74 by pressure pipeline 76
It connects, oxygen pipeline 77 and steam pipe line 78, the outlet of mixing arrangement 74 and gasifying agent pipeline 79 is also connected on mixing arrangement 74
It connects, is equipped with regulating valve 8 on pressure pipeline 76, oxygen pipeline 77 and steam pipe line 78.
The course of work：
CO2Analytic Tower 71 is used as CO2Source device, output CO2；The CO of output2Enter caisson by low-pressure line 75
72 are temporarily stored up, and fluidized-bed gasification furnace 1 needs gasifying agent for seasonable, the CO in caisson 722Through CO2Supercharging device 73 is pressurized
Afterwards, entered in mixing arrangement 74 by pressure pipeline 76, the CO in mixing arrangement 742、O2It is efficiently mixed and is formed with steam
Gasifying agent, gasifying agent are delivered to distribution grid gasifying agent inlet pipe 2, the central tube gas of fluidized-bed gasification furnace 1 by gasifying agent pipeline 79
In agent inlet pipe 3, and fluidized-bed gasification furnace 1 is entered by distribution grid gasifying agent inlet pipe 2, central tube gasifying agent inlet pipe 3 respectively
In distribution grid 5 and central tube 6, gasification reaction is carried out with the coal dust in fluidized-bed gasification furnace 1.In above process, by CO2As
A part of gasifying agent, by with O2And be delivered in process bed gasification furnace after steam mixing, it on the one hand can reduce O2And steam
Dosage, reduce system production cost, while CO2Inhibit CO during gasification reaction2Production, and CO is promoted to produce, it improves
Gasification efficiency improves resource utilization；CO2In gasification system, by CO2Stream is delivered to as gasifying agent a part
It is utilized again in journey bed gasification furnace, reduces CO2Discharge amount reduces environmental protection of enterprise financial burden；Gasifying agent is defeated simultaneously
The bed material being more advantageous in fluidized-bed gasification furnace 1 to distribution grid 5 and central tube 6 is sent to maintain splendid fluidisation state, to reduce furnace
Slag remaining carbon improves economical operation benefit；1 anti-interference ability of fluidized-bed gasification furnace also can be improved simultaneously, in coal amount, steam
Usage amount, oxygen usage amount and CO2It is relatively small on the influence of 1 operating condition of fluidized-bed gasification furnace when usage amount fluctuation or active accommodation,
It is able to maintain long period, stable operation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. fluidized-bed gasification furnace gasifying agent transportation system, which is characterized in that it includes fluidized-bed gasification furnace and gasifying agent conveying dress
It sets, the fluidized-bed gasification furnace is connect with the gasifying agent conveying device by gasifying agent pipeline；The gasifying agent conveying device
Including CO2Analytic Tower, caisson, CO2Supercharging device and mixing arrangement, the CO2Lead between Analytic Tower and the caisson
Cross low-pressure line connection, the caisson and the CO2Pass through piping connection, the CO between supercharging device2Supercharging device with
It is connected between the mixing arrangement by pressure pipeline, is also connected with oxygen pipeline and steam pipe line on the mixing arrangement, institute
The outlet for stating mixing arrangement is connect with the gasifying agent pipeline, the pressure pipeline, the oxygen pipeline and the steam pipe line
On be equipped with regulating valve.
2. fluidized-bed gasification furnace gasifying agent transportation system according to claim 1, which is characterized in that the fluidized gasification
The furnace body of furnace is equipped with distribution grid gasifying agent inlet pipe, and the outlet of the distribution grid gasifying agent inlet pipe is placed in the fluidized-bed gasification furnace
Gas chamber in, the outlet of the central tube of the fluidized-bed gasification furnace is protruded into the distribution grid of the fluidized-bed gasification furnace, it is described in
The import of heart pipe is placed in outside the fluidized-bed gasification furnace and connect with central tube gasifying agent inlet pipe, the distribution grid gasifying agent inlet pipe
Import, the central tube gasifying agent inlet pipe import pass through the gasifying agent pipeline respectively and a gasifying agent conveying fills
The outlet connection set.
3. fluidized-bed gasification furnace gasifying agent transportation system according to claim 1 or 2, which is characterized in that every gas
Control valve is equipped on agent pipeline.
4. fluidized-bed gasification furnace gasifying agent transportation system according to claim 3, which is characterized in that the caisson is
Dish gas holder.
5. fluidized-bed gasification furnace gasifying agent transportation system according to claim 3, which is characterized in that the CO2Supercharging device
For CO2Compressor.
6. fluidized-bed gasification furnace gasifying agent transportation system according to claim 3, which is characterized in that the mixing arrangement is
Static mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481010.5U CN208104312U (en) | 2018-04-04 | 2018-04-04 | Fluidized-bed gasification furnace gasifying agent transportation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481010.5U CN208104312U (en) | 2018-04-04 | 2018-04-04 | Fluidized-bed gasification furnace gasifying agent transportation system |
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| Publication Number | Publication Date |
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| CN208104312U true CN208104312U (en) | 2018-11-16 |
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ID=64120687
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820481010.5U Active CN208104312U (en) | 2018-04-04 | 2018-04-04 | Fluidized-bed gasification furnace gasifying agent transportation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055109A (en) * | 2018-04-08 | 2019-07-26 | 新能能源有限公司 | Fluidized-bed gasification furnace gasifying agent conveyance control method and system |
| CN110055109B (en) * | 2018-04-08 | 2024-05-03 | 新能能源有限公司 | Gasifying agent conveying control method and system for fluidized bed gasifier |
-
2018
- 2018-04-04 CN CN201820481010.5U patent/CN208104312U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055109A (en) * | 2018-04-08 | 2019-07-26 | 新能能源有限公司 | Fluidized-bed gasification furnace gasifying agent conveyance control method and system |
| CN110055109B (en) * | 2018-04-08 | 2024-05-03 | 新能能源有限公司 | Gasifying agent conveying control method and system for fluidized bed gasifier |
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