CN106010664B - A kind of fluidized gasification device - Google Patents
A kind of fluidized gasification device Download PDFInfo
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- CN106010664B CN106010664B CN201610427031.4A CN201610427031A CN106010664B CN 106010664 B CN106010664 B CN 106010664B CN 201610427031 A CN201610427031 A CN 201610427031A CN 106010664 B CN106010664 B CN 106010664B
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- air inlet
- inlet pipe
- deslagging
- slag bucket
- pipe
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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
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
- C10J3/56—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
- C10J3/72—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
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The present invention discloses a kind of fluidized gasification device, is related to Coal Gasification Technology field.Be easy erosive wear deslagging inside pipe wall to solve the gas being passed through in the prior art by deslagging air inlet pipe, and the poor problem of stability of deslagging speed control and invent.Fluidized gasification device of the invention includes gasification furnace, the gasification furnace is connected with scum pipe, the scum pipe is connected with slag bucket, it further include deslagging air inlet pipe, the deslagging air inlet pipe is for being passed through the gas flowed along the scum pipe to the gasification furnace to control the deslagging speed of the gasification furnace, the deslagging air inlet pipe is arranged on the slag bucket, and is located at the top of lime-ash in the slag bucket.Fluidized gasification device of the present invention can be used for the air scour deslagging inside pipe wall for avoiding being passed through by deslagging air inlet pipe, while improve the stability of deslagging speed control.
Description
Technical field
The present invention relates to Coal Gasification Technology field more particularly to a kind of fluidized gasification devices.
Background technique
In Coal Gasification Technology field, fluidized gasification device is one kind using fine coal as raw material, and steam or oxygen are gasification
Agent is come the equipment of producing coal gas.
Exemplary, Fig. 1 is a kind of fluidized gasification device in the prior art, as shown in Figure 1, including gasification furnace 01, gas
The bottom for changing furnace 01 is connected with scum pipe 02, and scum pipe 02 is connected with slag bucket 03, and in gasification furnace 01 gasification reaction occurs for coal dust
The lime-ash generated afterwards can be fallen into slag bucket 03 through scum pipe 02.In order to control deslagging of the fluidized gasification device within the unit time
Amount, so that coal dust sufficiently reacts in gasification furnace 01 as much as possible, is equipped with deslagging air inlet pipe 04 on the side wall of scum pipe 02, arrange
Slag air inlet pipe 04 can be passed through the gas flowed up into scum pipe 02, this gas flowed up allows under the lime-ash of part
It falls, to control bed drain purge (namely deslagging speed) of the fluidized gasification device within the unit time.
But since the gas velocity that deslagging air inlet pipe 04 is passed through is usually higher, and the diameter of scum pipe 02 is relatively small,
Therefore it inevitably has the swiftly flowing gas carrying high-temperature ash in part and is directly washed into 04 entrance pair of deslagging air inlet pipe
On the refractory material 06 of 02 inner wall of scum pipe in face, long term, it will worn refractory material 06 and 02 tube wall of scum pipe are simultaneously
Scum pipe 02 is set to generate leakage, to cannot achieve the long period continuous and steady operation of fluidized gasification device.Simultaneously as row
The diameter of slag pipe 02 is relatively small, therefore gas enters in scum pipe also to be not implemented to be uniformly distributed and just enters gas by scum pipe 02
Change in furnace 01, therefore the discharge uniformity of gas is lower, the stability of deslagging speed control is poor.
Summary of the invention
The present invention provides a kind of fluidized gasification device, and gas can effectively be avoided to wash away mill to the generation of deslagging inside pipe wall
Damage, to realize the long period continuous and steady operation of fluidized gasification device, while improve gas in scum pipe be distributed it is uniform
Property, to guarantee the stability of deslagging speed control.
In order to achieve the above objectives, the present invention provides a kind of fluidized gasification device, including gasification furnace, the gasification furnace connects
It is connected to scum pipe, it further includes deslagging air inlet pipe that the scum pipe, which is connected with slag bucket, and the deslagging air inlet pipe is for being passed through along described
For the gas that scum pipe is flowed to the gasification furnace to control the deslagging speed of the gasification furnace, the deslagging air inlet pipe is arranged in institute
It states on slag bucket, and is located at the top of lime-ash in the slag bucket.
The lime-ash generated after gasification reaction occurs in gasification furnace for a kind of fluidized gasification device provided by the invention, coal dust
It is fallen into slag bucket by scum pipe, deslagging air inlet pipe can be passed through the gas flowed along scum pipe to gasification furnace to control gasification furnace
Deslagging speed since deslagging air inlet pipe is arranged on slag bucket, and is located at the top of lime-ash in slag bucket, therefore deslagging air inlet pipe is passed through
Gas initially enter slag bucket and entered back into scum pipe after slag bucket buffers, since the inner space of slag bucket is larger, gas into
Entering rear speed to reduce rapidly, the gas compared with low velocity enters after scum pipe and will not generate erosive wear to deslagging tube wall, from
And realize the long period continuous and steady operation of fluidized gasification device.Meanwhile slag bucket realizes being uniformly distributed for gas, thus
The distributing homogeneity into the gas of scum pipe is improved, ensure that the stability of deslagging speed control.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of prior art fluidized gasification device；
Fig. 2 is one of the structural schematic diagram of fluidized gasification of embodiment of the present invention device；
Fig. 3 is the partial schematic diagram of the part I in fluidized gasification device shown in Fig. 2；
Fig. 4 be fluidized gasification of embodiment of the present invention device in deslagging air inlet pipe slag bucket circumferential direction arrangement schematic diagram；
Fig. 5 a is one of the structural schematic diagram of diffused spray head in fluidized gasification of embodiment of the present invention device；
Fig. 5 b is the second structural representation of diffused spray head in fluidized gasification of embodiment of the present invention device；
Fig. 6 is the second structural representation of fluidized gasification of embodiment of the present invention device.
Wherein: 01- gasification furnace, 02- scum pipe, 03- slag bucket, 04- deslagging air inlet pipe, 05- central jet pipe,
06- refractory material, 1- gasification furnace, 2- scum pipe, 3- slag bucket, 4- deslagging air inlet pipe, 5- diffused spray head, 51- exhaust
Hole, 6- central jet pipe, the first pipeline section of 61-, the second pipeline section of 62-, 63- bending part.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.?
In description of the invention, unless otherwise indicated, the meaning of " plurality " is two or more.
It is a specific embodiment of fluidized gasification of embodiment of the present invention device, the stream of the present embodiment referring to Fig. 2, Fig. 2
Changing bed gasifying apparatus includes gasification furnace 1, and the gasification furnace 1 is connected with scum pipe 2, and the scum pipe 2 is connected with slag bucket 3, also wraps
Include deslagging air inlet pipe 4, the deslagging air inlet pipe 4 is used to be passed through the gas flowed to the gasification furnace 1 along the scum pipe 2 to control
The deslagging speed of the gasification furnace 1 is made, the deslagging air inlet pipe 4 is arranged on the slag bucket 3, and is located at ash in the slag bucket 3
The top of slag.
The ash generated after gasification reaction occurs in gasification furnace 1 for a kind of fluidized gasification device provided by the invention, coal dust
Slag is fallen into slag bucket 3 by scum pipe 2, and deslagging air inlet pipe 4 can be passed through the gas flowed to gasification furnace 1 along scum pipe 2 to control
The deslagging speed of gasification furnace 1 since deslagging air inlet pipe 4 is arranged on slag bucket 3, and is located at the top of lime-ash in slag bucket 3, therefore arranges
The gas that slag air inlet pipe 4 is passed through initially enters slag bucket 3 and enters back into scum pipe 2 after the buffering of slag bucket 3, due in slag bucket 3
Portion space is larger, and gas enters rear speed and reduces rapidly, and compared with the gas of low velocity, enter will not be to scum pipe 2 after scum pipe 2
Tube wall generates erosive wear, to realize the operation of the long period continuous-stable of fluidized gasification device.Meanwhile slag bucket 3 is real
Show being uniformly distributed for gas, to improve the distributing homogeneity of the gas into scum pipe 2, ensure that deslagging speed control
Stability.
In the above-described embodiments, the cross sectional shape of scum pipe 2 can be circle, triangle, rectangular etc., do not do have herein
Body limits.But in order to reduce abrasion, the preferably cross sectional shape of scum pipe 2 is circle, round compared to other cross sectional shapes
Circumferentially uniform stressed, abrasion are smaller for the scum pipe 2 in section.
Similarly, in the embodiment depicted in figure 2, the cross sectional shape of deslagging air inlet pipe 4 can be circle, triangle, rectangular etc.
Deng being not specifically limited herein.But in order to reduce abrasion, the preferably cross sectional shape of deslagging air inlet pipe 4 is circle, compared to
Other cross sectional shapes, the deslagging air inlet pipe 4 of circular cross-section circumferentially uniform stressed, stress is preferable, without in addition increasing branch
Support, and inner wall smooth, circulating resistance are smaller.
In the embodiment shown in Figure 2, the quantity of deslagging air inlet pipe 4 can be one, or more, not do herein
It is specific to limit, as long as gas can be passed through into slag bucket 3 by deslagging air inlet pipe 4.
It is as shown in Figure 1 in the prior art, fluidized gasification device also typically includes central jet pipe 05, central jet pipe
05 is located in scum pipe 02, and the top for being located at deslagging air inlet pipe 04 also can in scum pipe 02 under the washing away of high-temperature gas-solid stream
Erosive wear, the especially bending part of central jet pipe 05 are generated, is worn the most serious.In order to avoid the above problem, such as Fig. 6
Shown, preferably fluidized gasification device further includes central jet pipe 6, and central jet pipe 6 is for being passed through gasification into gasification furnace 1
Agent, central jet pipe 6 include the first pipeline section 61 and the second pipeline section 62, and the first pipeline section 61 is located in scum pipe 2, and the second pipeline section 62 is worn
On the shell of slag bucket 3, bending part 63 is formed between the first pipeline section 61 and the second pipeline section 62, bending part 63 is located in slag bucket 3,
Since the speed of gas in slag bucket 3 is smaller, the abrasion generated to bending part 63 is smaller.
Wherein, bending part 63 can be embedded in the lime-ash in slag bucket 3, can also be located above the lime-ash in slag bucket 3,
This is not specifically limited, as long as bending part 63 is located in slag bucket 3.Wherein, when bending part 63 is embedded in the lime-ash in slag bucket 3
When interior, gas-solid flow will be unable to be washed at bending part 63, cause erosive wear so as to avoid to bending part 63.
Further, in order to avoid the gas being passed through by deslagging air inlet pipe 4 washes away the generation of bending part 63, it is preferred that such as
Shown in Fig. 6, the second pipeline section 62 and bending part 63 are located at the lower section of deslagging air inlet pipe 4, thus avoid upward gas-solid flow punching
Brush.
In the embodiment depicted in figure 2, in order to make the gas being passed through by deslagging air inlet pipe 4 be uniformly distributed in lime-ash in slag bucket 3
Upper space, it is preferred that deslagging air inlet pipe 4 be it is multiple, multiple deslagging air inlet pipe 4 are uniformly arranged for one week around slag bucket 3, by
This improves gas distribution in lime-ash upper space in slag bucket 3 by the air inlet simultaneously of multiple deslagging air inlet pipe 4 being uniformly arranged
Uniformity ensure that the steady of deslagging speed control to further improve the distributing homogeneity into the gas in scum pipe 2
It is qualitative.
Wherein, the quantity of multiple deslagging air inlet pipe 4 can be odd number, or even number is not specifically limited herein, only
It wants uniformly be passed through gas into slag bucket by this multiple deslagging air inlet pipe 4.
Further, in the embodiment shown in Figure 2, for a deslagging air inlet pipe 4 in multiple deslagging air inlet pipe 4
When damage, the normal operation to guarantee fluidized gasification device can be switched in time, it is preferred that the quantity of deslagging air inlet pipe 4 is big
In 2 even number, this multiple deslagging air inlet pipe 4 can be divided into two equal groups of quantity, and every group surrounds one week of slag bucket 3 uniformly
It is arranged, can be mutually switched between two groups, when a damage in multiple deslagging air inlet pipe 4, the row of the damage can be closed
4 place group of slag air inlet pipe, opens another group, thereby ensures that the normal operation of fluidized gasification device.It is exemplary, such as Fig. 4
Shown, deslagging air inlet is 4, is circumferentially followed successively by A pipe, B pipe, C pipe, D pipe, this 4 deslagging air inlet pipe 4 can be divided into two
Group, first group is A pipe and C pipe, and second group is B pipe and D pipe, when wherein A pipe damages, can close first group, start second group,
The uniform air inlet of lime-ash upper space in slag bucket 3 equally may be implemented by second group.
In the embodiment depicted in figure 2, in order to save the maintenance cost of scum pipe 2, it is preferred that scum pipe 2 and slag bucket 3 are removable
Connection is unloaded, thus when scum pipe 2 damages, can be repaired or replaced by removing scum pipe 2 on slag bucket 3, is avoided disposable
The entirety that scum pipe 2 and slag bucket 3 form is replaced, to save the maintenance cost of scum pipe 2.
Similarly, in the embodiment shown in Figure 2, in order to save the maintenance cost of deslagging air inlet pipe 4, it is preferred that deslagging into
Tracheae 4 is detachably connected with slag bucket 3, thus when deslagging air inlet pipe 4 damage when, can by removed on slag bucket 3 deslagging air inlet pipe 4 into
Row maintenance or replacement avoid the entirety for disposably replacing deslagging air inlet pipe 4 and slag bucket 3 forms, to save deslagging air inlet pipe 4
Maintenance cost.
Specifically, as shown in Figure 2 or Figure 3, deslagging air inlet pipe 4 and slag bucket 3 can be pipe by flanged joint, flanged joint
A kind of normal method being detachably connected between housing component, it is easy to operate, it is easy to accomplish.
In the embodiment shown in Figure 2, deslagging air inlet pipe 4 can be arranged in slag bucket 3 above lime-ash on side wall, can also be with
It is arranged on the roof in slag bucket 3 above lime-ash, is not specifically limited herein, as long as deslagging air inlet pipe 4 is connected to ash in slag bucket 3
In slag upper space.But in order to avoid the distance for the lime-ash collected in the outlet side because of deslagging air inlet pipe 4 to slag bucket 3
Relatively close, to avoid generating disturbance to lime-ash, preferred deslagging air inlet pipe 4 should be arranged in middle and upper part or the roof of 3 side wall of slag bucket
On, exemplary, deslagging air inlet pipe 4 can connect at 2/3 height of slag bucket 3, and lime-ash is usually collected in slag bucket 3 in slag bucket 3
Bottom, thus can prevent the gas being passed through by deslagging air inlet pipe 4 in slag bucket 3 lime-ash generate interference.
In the embodiment shown in Figure 2, the outlet side of deslagging air inlet pipe 4 can be concordant with the inner wall of slag bucket 3, can also stretch
Enter in slag bucket 3, be not specifically limited herein, as long as deslagging air inlet pipe 4 is connected in slag bucket 3 in lime-ash upper space.But
It is, as shown in figure 3, warm sludge is made to wear deslagging air inlet pipe in order to avoid slag compact district that deslagging air inlet pipe 4 protrudes into slag bucket 3
4 tube walls, the distance L that the outlet side of deslagging air inlet pipe 4 is protruded into slag bucket 3 should be as short as possible to avoid slag compact district, Huo Zhezhi
Connecing keeps the outlet side of deslagging air inlet pipe 4 concordant with the inner wall of slag bucket 3, thus prevents the tube wall of warm sludge abrasion deslagging air inlet pipe 4.
In the embodiment depicted in figure 2, the amount of the gas entered in slag bucket 3 in the unit time by deslagging air inlet pipe 4 affects
Lime-ash is fallen by stablizing for scum pipe 2, when the amount entered in the unit time is smaller, deslagging fast speed in scum pipe 2, and one
Part coal dust, which enters after gasification furnace 1, to be gone back unreacted and is discharged by scum pipe 2, and gasification efficiency is lower, and when gas velocity is lower,
A part of lime-ash can enter in deslagging air inlet pipe 4 and block or wear deslagging air inlet pipe 4；When the amount being discharged into the unit time is larger
When namely gas velocity it is larger, gas by deslagging air inlet pipe 4 outlet side project air-flow length it is larger, be easy to be washed into slag bucket 3
Inner wall and wear slag bucket 3.Therefore, in order to avoid the above problem, preferably in deslagging air inlet pipe 4 flow velocity of gas be greater than 3 meters/
Second, and the radius that the jet length of gas is less than slag bucket 3 in deslagging air inlet pipe 4 both may be used when the flow velocity of gas is located within the scope of this
It by the deslagging rate limitation in scum pipe 2 in effective range, reacts coal dust sufficiently in gasification furnace 1, and can avoid deslagging
Inner wall of the air scour that 4 outlet side of air inlet pipe is projected to slag bucket 3.
It should be noted that jet length refer to jet stream by outlet have maximum speed drop to in surrounding space
Paths traversed length when air velocity is equal that is to say the maximum range of jet stream.Between jet length and the speed of gas
There are certain corresponding relationship, the speed of gas is bigger, and jet length is longer；The speed of gas is smaller, and jet length is shorter.
In the embodiment depicted in figure 2, in order to the gas being discharged into slag bucket 3 by deslagging air inlet pipe 4 is dispersed to slag as soon as possible
In bucket 3, it is preferred that the outlet side of deslagging air inlet pipe 4 is connected just like Fig. 5 a or diffused spray head 5 as shown in Figure 5 b, and gas passes through
This diffused spray head 5 can enter in slag bucket 3 in divergent shape, so that the gas that 4 outlet side of deslagging air inlet pipe is projected be divided as soon as possible
It is dissipated in slag bucket 3.
As a kind of specific embodiment of diffused spray head, as shown in Figure 5 a, diffused spray head 5 is diameter and deslagging
The equal cylindrical pipeline section of the diameter of air inlet pipe 4, the inlet end of pipeline section are connect with the outlet side of deslagging air inlet pipe 4, outlet end seal
It is stifled, multiple gas vents 51 are offered on side wall, multiple gas vents 51 are uniformly distributed in the horizontal two sides of deslagging air inlet pipe 4.As a result,
The gas that deslagging air inlet pipe 4 is passed through is dispersed in the horizontal direction in slag bucket 3 by this multiple gas vent 51 horizontally toward, from
And the uniformity of gas dispersion is improved, moreover, because multiple gas vents 51 are dispersed in the level two of deslagging air inlet pipe 4
Side can avoid the lime-ash to fall vertically and be entered in diffused spray head 5 by gas vent 51 and block or wear diffused spray head 5.
As another specific embodiment of diffused spray head, as shown in Figure 5 b, diffused spray head 5 is spherical shell
Body, spherical shell inside are connected to the gas outlet of deslagging air inlet pipe 4, and multiple gas vents 51 are uniformly provided on spherical shell, are led to
It crosses within the scope of the evenly dispersed surrounding to spray head of gas that deslagging air inlet pipe 4 can be passed through by this multiple gas vent 51, thus improves
The uniformity of gas dispersion.Moreover, gas vent 51 on this spherical shell is morely settable, the diameter of gas vent 51 can be into
One step reduces, and lesser gas vent 51 can prevent the grey solid impurity particle being relatively large in diameter from entering in spherical shell and blocking or wear diffusion
Type spray head 5.
In the description of this specification, particular features, structures, materials, or characteristics can be real in any one or more
Applying can be combined in any suitable manner in example or example.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (8)
1. a kind of fluidized gasification device, including gasification furnace, the gasification furnace is connected with scum pipe, and the scum pipe is connected with slag
Bucket, further includes deslagging air inlet pipe, and the deslagging air inlet pipe is for being passed through the gas flowed along the scum pipe to the gasification furnace
To control the deslagging speed of the gasification furnace, which is characterized in that the deslagging air inlet pipe is arranged on the slag bucket, and is located at institute
The top for stating lime-ash in slag bucket further includes central jet pipe, and the central jet pipe into the gasification furnace main body for being passed through
Gasifying agent, the central jet pipe include the first pipeline section and the second pipeline section, and first pipeline section is located in the scum pipe, described
Second pipeline section is arranged on the shell of the slag bucket, forms bending part between first pipeline section and second pipeline section, described
Bending part is in the slag bucket, and second pipeline section and the bending part are in the lower section of the deslagging air inlet pipe.
2. fluidized gasification device according to claim 1, which is characterized in that the deslagging air inlet pipe be it is multiple, it is multiple
The deslagging air inlet pipe is uniformly arranged for one week around the slag bucket.
3. fluidized gasification device according to claim 2, which is characterized in that the quantity of the deslagging air inlet pipe be greater than
2 even number.
4. fluidized gasification device according to claim 1, which is characterized in that the scum pipe and the slag bucket are detachable
Connection.
5. fluidized gasification device according to claim 1, which is characterized in that the deslagging air inlet pipe and the slag bucket can
Dismantling connection.
6. fluidized gasification device according to claim 5, which is characterized in that the deslagging air inlet pipe and the slag bucket are logical
Cross flanged joint.
7. fluidized gasification device according to claim 1, which is characterized in that the flow velocity of gas in the deslagging air inlet pipe
Greater than 3 meter per seconds, and in the deslagging air inlet pipe, the jet length of gas is less than the radius of the slag bucket.
8. fluidized gasification device according to claim 1, which is characterized in that the outlet side of the deslagging air inlet pipe connects
There is diffused spray head.
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| CN201610427031.4A CN106010664B (en) | 2016-06-16 | 2016-06-16 | A kind of fluidized gasification device |
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| CN201610427031.4A CN106010664B (en) | 2016-06-16 | 2016-06-16 | A kind of fluidized gasification device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2156396Y (en) * | 1993-04-10 | 1994-02-16 | 煤炭科学研究总院北京市煤化学研究所 | Powder coal fluidized bed gasified furnace |
| CN1974733A (en) * | 2006-12-30 | 2007-06-06 | 中国石油大学(北京) | Multi-jet composite fluidized bed coal and biomass gasifier |
| CN104449870A (en) * | 2014-11-04 | 2015-03-25 | 上海锅炉厂有限公司 | Ash agglomeration gasification reaction device |
| CN105154142A (en) * | 2015-09-24 | 2015-12-16 | 新奥科技发展有限公司 | Fluidized bed gasification device and fluidized bed gasification system |
-
2016
- 2016-06-16 CN CN201610427031.4A patent/CN106010664B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2156396Y (en) * | 1993-04-10 | 1994-02-16 | 煤炭科学研究总院北京市煤化学研究所 | Powder coal fluidized bed gasified furnace |
| CN1974733A (en) * | 2006-12-30 | 2007-06-06 | 中国石油大学(北京) | Multi-jet composite fluidized bed coal and biomass gasifier |
| CN104449870A (en) * | 2014-11-04 | 2015-03-25 | 上海锅炉厂有限公司 | Ash agglomeration gasification reaction device |
| CN105154142A (en) * | 2015-09-24 | 2015-12-16 | 新奥科技发展有限公司 | Fluidized bed gasification device and fluidized bed gasification system |
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| CN106010664A (en) | 2016-10-12 |
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