CN202246597U - Micropore spray quench chamber for coal gasification synthesis gas - Google Patents
Micropore spray quench chamber for coal gasification synthesis gas Download PDFInfo
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- CN202246597U CN202246597U CN2011203147300U CN201120314730U CN202246597U CN 202246597 U CN202246597 U CN 202246597U CN 2011203147300 U CN2011203147300 U CN 2011203147300U CN 201120314730 U CN201120314730 U CN 201120314730U CN 202246597 U CN202246597 U CN 202246597U
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Abstract
The utility model provides a micropore spray quench chamber for coal gasification synthesis gas, which comprises a pressure bearing casing, a gas guide tube, a micropore quench spray device, a gas guide fan blade, a gas distribution screen and a lower slag discharging port. The micropore quench spray device comprises a quench water supply annular pipe or quench water supply pipe and quench flute pipes connected with the quench water supply annular pipe or quench water supply pipe. The upper ends of the quench flute pipes are located on the outer side of a slag port of a gasification chamber, extend downwards in a spiral mode clockwise or anti-clockwise, and gradually approach the direction of the gas guide tube without being contacted with the gas guide tube. The lower ends of the quench flute pipes are a preset distance from the gas guide tube in the horizontal direction, the quench flute pipes are higher than the highest operation liquid level of the micropore spray quench chamber in the vertical direction, and a plurality of micropores are arranged on each quench flute pipe. By means of the micropore spray quench chamber for the coal gasification synthesis gas, steel and quench water quantity are saved, the quench flute pipes can be disassembled and overhauled at the position of a connecting flange arranged on the quench water supply pipe.
Description
Technical field
The utility model relates in general to and belongs to the Coal Gasification Technology field, is specifically related to a kind of synthesis gas from coal gasification micropore spray shock chamber that is used for cool gasification stove synthetic gas.
Background technology
Flourish along with the Coal Chemical Industry industry, entrained flow bed gasification technology enjoys favor, and the shock chamber is the vital equipment that is connected as a single entity with vapourizing furnace.Because be communicated with,, and to guarantee to export synthetic gas and can reach characteristics such as cleaning (dustiness is low), water amount low (not carrying too much water vapour secretly), fluid stable so the shock chamber will possess resistance to compression, characteristic such as anticorrosive, high temperature resistant with vapourizing furnace.Therefore, reasonable Quench method efficiently is to improve the key of shock chamber's efficient.
It mainly is columnar structured that the vapourizing furnace shock chamber that uses is gone up in industry now, forms concentric(al) circles by downtake, upcast, shock chamber's outer wall (bearing shell) from inside to outside, has primary members such as chilling ring and traverse baffle simultaneously.The Quench method that is adopted mainly is to make synthetic gas, ash, slag through bottom, shock chamber chilled water, thereby the lime-ash of the high-temperature synthesis gas that the vapourizing furnace vaporizer is produced, flying dust, molten state tentatively washs and lowers the temperature.
The shock chamber generally is positioned at the below of vaporizer, directly links to each other with vapourizing furnace vaporizer cylindrical shell, and somewhat larger in diameter is in vaporizer.The vaporizer awl end, be connected with chilling ring, and passage is a cinder notch between vaporizer and the shock chamber, and the cinder notch bottom connects chilling ring, and the chilling ring bottom connects downtake, and the downtake lower end is deep into below shock chamber's liquid level.Downtake is outward and the concentric upcast of downtake, has one the outlet synthetic gas played the traverse baffle of baffling effect between the annular space of upcast top and bearing shell, and traverse baffle is the fan shape baffle under oblique, be fixed at the bottom of the awl of vaporizer on.
The general Quench method that is adopted is: the synthetic gas that the vapourizing furnace vaporizer comes out, slag, flying dust enter in the space that downtake crosses through cinder notch; Entering into below shock chamber's liquid level under the guiding of downtake, making synthetic gas obtain washing, making simultaneously the slag cooled and solidified.Through the synthetic gas after the chilled water washing leave behind the downtake in chilled water through beyond the downtake, upcast rise with interior circular channel bubbling after the effusion water surface; Synthetic gas through slit, upcast top leave beyond the downtake, upcast with interior circular channel and get into upcast and bearing shell between annular space; The change that stops that receives traverse baffle subsequently flows to walk downwards, leaves the shock chamber through the syngas outlet of the shock chamber that upwards worked again behind the traverse baffle.For avoiding downtake to burn out, a part of chilled water infeeds chilling ring by four to six feed water inlets, and through the ejection of the slit between chilling ring and downtake, forms water curtain protection downtake on the downtake inwall thereby chilled water is evenly distributed in.
Promptly; After pyritous synthetic gas, flying dust, molten ash get in the chilled water of bottom, shock chamber under the guiding of downtake; The part flying dust is washed by chilled water; Molten ash is then by completely solidified and be cooled to the temperature suitable with chilled water, and lime-ash progressively is deposited to the bottom of shock chamber under the effect of self gravitation, finally under the drive of dreg-locking hopper recirculated water, be collected in the dreg-locking hopper.And after the zig-zag outlet of pyritous synthetic gas through the downtake lower end, synthetic gas is divided into bubbling rising in the water of shock chamber after many tiny branches, the water surface of finally overflowing.Can carry fractional saturation steam secretly therebetween, some can receive self gravitation to influence in the backwater, and some can strike upcast, downtake, bearing shell inwall and be back in the water, perhaps when arriving at traverse baffle by baffling, or be to be synthesized gas to be entrained with the shock chamber.
Traditional shock chamber's Quench method has problems such as synthetic band of gas water, synthetic gas ash content water/gas high, synthetic gas is defective, the inner liquid level in shock chamber is unstable, downtake is prone to burn.On the basis of updating,, also has the space of optimizing though progressively solved some problems.Because shock chamber's structure Design all is crucial influence factor with the Quench method that is adopted to whole gasification flow process; So; Be necessary shock chamber's internal structure and Quench method are updated and innovated, so that this link is bigger and energy-saving and cost-reducing in the contribution of whole gasification.
The utility model content
In order to solve the problem that prior art exists; The purpose of the utility model provides a kind of synthetic gas and cindery novel method that is used for the outlet of Quench vaporizer; To overcome shortcomings such as high, the synthetic band of gas water of the existing synthetic gas ash content of present technology is serious, shock chamber's liquid level is unstable, downtake is prone to burn, reduce production costs simultaneously and energy efficient.
Therefore, in one aspect, the utility model provides a kind of micropore spray shock chamber that is used for synthesis gas from coal gasification, it is characterized in that, comprising:
Bearing shell, it is constructed to the outside wall surface of micropore spray shock chamber;
Gas cylinder, it is formed by the around shaping drum shape inwall with the nearly concentric setting of bearing shell, and the distance of being scheduled at interval with bearing shell, bearing shell and gas cylinder be airtight joint on top, and with the vaporizer airtight joint;
Bearing shell is provided with syngas outlet;
Micropore Quench spray equipment; It comprises a chilled water water supply endless tube or at least one chilled water water-supply pipe, and at least two Quench flute pipes, and Quench flute pipe links to each other with chilled water water supply endless tube or at least one chilled water water-supply pipe; The upper end of Quench flute pipe is positioned at the cinder notch outside of vaporizer; Spiral clockwise or counterclockwise to extending below, horizontal plate swing angle degree is α, and draws close to the direction of gas cylinder gradually; But do not contact gas cylinder; The distance that the lower end of Quench flute pipe is predetermined at interval with gas cylinder in the horizontal direction, Quench flute pipe in the vertical direction is higher than the highest operation liquid level of micropore spray shock chamber, and the feed-water end and the water side of chilled water water supply endless tube or at least one chilled water water-supply pipe are passed bearing shell and gas cylinder respectively; And be tightly connected with bearing shell and gas cylinder, each Quench flute pipe is provided with a plurality of micropores;
The air guide flabellum is arranged between the annular space of gas cylinder and bearing shell, and the air guide flabellum is provided with at least 2 flabellums; Each flabellum is overlooked and is sector structure; Just be regarded as arcuate structure, in the form of sheets, both sides are separately fixed on gas cylinder and the bearing shell; It is faced has predetermined radian, and the lower end of air guide flabellum is positioned under the operation liquid level of micropore spray shock chamber;
Gas distributes screen cloth; Be arranged between the annular space of gas cylinder and bearing shell, be configured to the net surface structure of truncated cone-shaped sidewall, and be positioned at the below of air guide flabellum and be positioned under the operation liquid level of micropore spray shock chamber; Gas distributes the upper end of screen cloth to be connected with the gas cylinder lower end; Gas distributes the lower end of screen cloth to be connected with bearing shell, a plurality of sieve apertures that distribute on it, and have predetermined angle between gas distribution screen cloth and the gas cylinder; And
The lower dreg discharging mouth is arranged on the below that micropore sprays the shock chamber, is configured to throat structure.
Preferably, the micropore of the utility model spray shock chamber further comprises traverse baffle, and it is arranged on the bearing shell, and the below that is positioned at syngas outlet extends beyond syngas outlet and has predetermined distance with gas cylinder towards gas cylinder obliquely.
Preferably, the micropore of the utility model spray shock chamber further comprises at least one first fixed support, fixes with chilled water water supply endless tube or at least one chilled water water-supply pipe;
At least one second fixed support is fixed with at least two Quench flute pipes; And
At least one the 3rd fixed support, an end is arranged on the bearing shell, and the other end is arranged on the gas cylinder.
Preferably, the micropore of the utility model sprays the shock chamber, further comprises the refractory materials of the cinder notch bottom that is arranged on vaporizer.
Preferably, refractory materials is selected from refractory brick or fire-resistant coating, and the thickness of refractory brick that is laid on the cinder notch bottom of vaporizer is 10-30cm, and its bottom steelwork by the vaporizer of vapourizing furnace provides support.
Preferably; The micropore spray shock chamber of the utility model; The upper end of at least two Quench flute pipes is positioned at 5～15cm place, the cinder notch outside of vaporizer, and it is more than 90 ° that horizontal plate revolves angle [alpha], the lower end of at least two Quench flute pipes in the horizontal direction with gas cylinder interval 5-20cm.
Preferably, the micropore of the utility model spray shock chamber, at least two Quench flute pipes are 2-10 Quench flute pipe, each Quench flute pipe links to each other with chilled water water supply endless tube or at least one chilled water water-supply pipe through flange.
Preferably, at least two Quench flute pipes are 4-8, and horizontal plate revolves angle [alpha] between 90 °-180 °.
Preferably, horizontal plate revolves angle [alpha] between 90 °-135 °.
Preferably, the micropore of the utility model spray shock chamber, it is ellipse or circular aperture that gas distributes a plurality of sieve apertures that are provided with on the screen cloth, and the area of each sieve aperture equates that basically it is 30-60 ° that gas distributes the angle between screen cloth and the gas cylinder.
Preferably, it is circular aperture that gas distributes a plurality of sieve apertures that are provided with on the screen cloth, and it is 45-60 ° that gas distributes the angle between screen cloth and the gas cylinder.
Preferably, the micropore of the utility model spray shock chamber, the air guide flabellum is provided with 2-10 flabellum, and the radian of facing of each flabellum is between π/6-pi/2.
Preferably, the air guide flabellum is provided with 4-8 said flabellum, and the radian of facing of each flabellum is π/3-pi/2.
Preferably, the micropore of the utility model spray shock chamber, chilled water water supply endless tube is arranged between bearing shell and the gas cylinder, and the feed-water end of chilled water water supply endless tube and water side are passed bearing shell and gas cylinder respectively and are tightly connected with bearing shell and gas cylinder.
Preferably, the micropore of the utility model spray shock chamber, a plurality of micropores that on each Quench flute pipe, are provided with, the size of each micropore equates basically, and the total area of all micropores is smaller or equal to the cross-sectional area of Quench flute pipe.
Preferably, the total area of micropore is the 80%-100% of Quench flute pipe cross-sectional area.Further preferably, the total area of micropore is the 85-95% of Quench flute pipe cross-sectional area.
Preferably; The micropore spray shock chamber of the utility model; The a plurality of micropores 104 that on each Quench flute pipe 103, are provided with; Each micropore 104 evenly is provided with symmetric a plurality of micropore 104 around the xsect of each Quench flute pipe 103 on 360 ° direction, on the xsect of 1-5cm, symmetric a plurality of micropore 104 is being set evenly on the Quench flute pipe 103, and a plurality of micropores 104 during promptly each is arranged are equal intervals in the horizontal direction; A plurality of micropores 104 on the adjacent xsect of per two rows are crisscross arranged, and said a plurality of micropore 104 in the vertical directions of promptly adjacent two rows are crisscross arranged.
In a preferred embodiment, the micropore of the utility model spray shock chamber 100, a plurality of micropores 104 among each row are 4-6, the spacing of a plurality of micropores 104 of adjacent two rows is between 1-5cm.
A plurality of micropores 104 among each row are 4 more preferably in the embodiment at one, and the spacing of a plurality of micropores 104 of adjacent two rows is 1-3cm.
Since the gas cylinder of the utility model than the downtake dilatation of traditional gasification shock chamber comparatively large vol; And the flute pipe makes that to the spray of synthetic gas the lime-ash of carrying secretly in the synthetic gas is cooled off more fully; Thereby the flow velocity of synthetic gas in the shock chamber is descended; Help synthetic gas and the lime-ash temperature-fall period in the shock chamber; The exit velocity of synthetic gas also can reduce simultaneously, and this also helps synthetic gas and in the gas passage of gas cylinder and bearing shell formation, carries out gas solid separation and reduce carrying secretly of ash and/or water in the uphill process.Adopt Quench flute pipe with respect to traditional downtake and chilling ring combination, saved the steel and the Quench water yield.Simultaneously also saved the space, the joint flange place on Quench flute Guan Kecong and the chilled water water-supply pipe dismantles and overhauls, and is easier to change, overhauls and processing with respect to downtake.
Description of drawings
Fig. 1 shows the synoptic diagram according to the vapourizing furnace shock chamber of a kind of embodiment of the utility model;
Fig. 2 a be according to a kind of embodiment of the utility model not with the vertical view of the micropore Quench spray equipment of chilled water water supply endless tube;
Fig. 2 b is the vertical view according to the micropore Quench spray equipment that has chilled water water supply endless tube of the another kind of embodiment of the utility model;
Fig. 3 is the vertical view and corresponding front view according to the air guide flabellum of a kind of embodiment of the utility model;
Fig. 4 is the gas distribution screen cloth vertical view according to a kind of embodiment of the utility model.
Below be the implication of each label among Fig. 1-Fig. 4:
1 micropore spray chilling device, 2 syngas outlet
3 traverse baffles, 4 gas cylinders
5 bearing shells, 6 air guide flabellums
7 gases distribute screen cloth 8 cinder notch
9 vaporizers, 11 lower dreg discharging mouths
100 micropores spray shock chamber, 101 chilled water water supply endless tubes
101 ' chilled water water-supply pipe, 102 joint flanges
103 Quench flute pipes, 104 Quench flute pipe micropores
106 first fixed supports, 107 second fixed supports
108 the 3rd fixed supports, 701 gases distribute the sieve aperture of screen cloth
The 902 refractory brick alpha levels angle of spiraling.
Embodiment
The embodiment of the utility model below is provided.Those skilled in the art should understand that wherein embodiment only is for illustrative purposes, should not be regarded as the scope that limits the utility model that limits claim by any way.
Therefore, in an embodiment, the utility model provides a kind of micropore spray shock chamber that is used for synthesis gas from coal gasification, it is characterized in that, comprising:
Micropore Quench spray equipment 1; It comprises a chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ', and at least two Quench flute pipes 103, and Quench flute pipe 103 links to each other with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 '; The upper end of Quench flute pipe 103 is positioned at cinder notch 8 outsides of vaporizer 9; Spiral clockwise or counterclockwise to extending below, horizontal plate swing angle degree is α, and draws close to the direction of gas cylinder 4 gradually; But do not contact gas cylinder 4; The distance that the lower end of Quench flute pipe 103 is predetermined at interval with gas cylinder in the horizontal direction, Quench flute pipe 103 in the vertical directions are higher than the highest operation liquid level of micropore spray shock chamber 100, and the feed-water end of chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' and water side are passed bearing shell 5 and gas cylinder 4 respectively; And be tightly connected with bearing shell 5 and gas cylinder 4, each Quench flute pipe 103 is provided with a plurality of micropores 104;
Air guide flabellum 6 is arranged between the annular space of gas cylinder 4 and bearing shell 5, and air guide flabellum 6 is provided with at least 2 flabellums; Each flabellum is overlooked and is sector structure; Just be regarded as arcuate structure, in the form of sheets, both sides are separately fixed on gas cylinder 4 and the bearing shell 5; It is faced has predetermined radian, and the lower end of air guide flabellum 6 is positioned under the operation liquid level of micropore spray shock chamber 100;
Gas distributes screen cloth 7; Be arranged between the annular space of gas cylinder 4 and bearing shell 5, be configured to the net surface structure of truncated cone-shaped sidewall, and be positioned at the below of air guide flabellum 6 and be positioned under the operation liquid level of micropore spray shock chamber 100; Gas distributes the upper end of screen cloth 7 to be connected with gas cylinder 4 lower ends; Gas distributes the lower end of screen cloth 7 to be connected with bearing shell 5, a plurality of sieve apertures 701 that distribute on it, and have predetermined angle between gas distribution screen cloth 7 and the gas cylinder 4; And
Lower dreg discharging mouth 11 is arranged on the below that micropore sprays shock chamber 100, is configured to throat structure.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; Further comprise traverse baffle 3; It is arranged on the bearing shell 5, and the below that is positioned at syngas outlet 2 extends beyond syngas outlet 2 and has predetermined distance with gas cylinder 4 towards gas cylinder 4 obliquely.
In a preferred embodiment, the micropore of the utility model spray shock chamber 100 further comprises: at least one first fixed support 106, and fixing with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ';
At least one second fixed support 107, fixing with at least two Quench flute pipes 103; And
At least one the 3rd fixed support 108, one end is arranged on the bearing shell 5, and the other end is arranged on the gas cylinder 4.
In a preferred embodiment, the micropore of the utility model sprays shock chamber 100, further comprises the refractory materials of cinder notch 8 bottoms that are arranged on vaporizer 9.
In a preferred embodiment, refractory materials is selected from refractory brick or fire-resistant coating, and the thickness of refractory brick 902 that is laid on cinder notch 8 bottoms of vaporizer 9 is 10-30cm, and its bottom steelwork by the vaporizer 9 of vapourizing furnace provides support.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; The upper end of at least two Quench flute pipes 103 is positioned at 5～15cm place, cinder notch 8 outsides of vaporizer 9; It is more than 90 ° that horizontal plate revolves angle [alpha], the lower end of at least two Quench flute pipes 103 in the horizontal direction with gas cylinder 4 5-20cm at interval.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; At least two Quench flute pipes 103 are 2-10 Quench flute pipe, and each Quench flute pipe 103 links to each other with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' through flange 102.
At least two Quench flute pipes 103 are 4-8 more preferably in the embodiment at one, and horizontal plate revolves angle [alpha] between 90 °-180 °.
In a further preferred embodiment, horizontal plate revolves angle [alpha] between 90 °-135 °.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; It is ellipse or circular aperture that gas distributes a plurality of sieve apertures 701 that are provided with on the screen cloth 7, and the area of each sieve aperture 701 equates that basically it is 30-60 ° that gas distributes the angle between screen cloth 7 and the gas cylinder 4.
It is circular aperture that gas distributes a plurality of sieve apertures 701 that are provided with on the screen cloth 7 more preferably in the embodiment at one, and the angle between gas distribution screen cloth 7 and the gas cylinder 4 is 45-60 °.
In a preferred embodiment, the micropore of the utility model spray shock chamber 100, air guide flabellum 6 is provided with 2-10 flabellum, and the radian of facing of each flabellum is between π/6-pi/2.
Air guide flabellum 6 is provided with 4-8 said flabellum more preferably in the embodiment at one, and the radian of facing of each flabellum is π/3-pi/2.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; Chilled water water supply endless tube 101 is arranged between bearing shell 5 and the gas cylinder 4, and the feed-water end of chilled water water supply endless tube 101 and water side are passed bearing shell 5 respectively and be tightly connected with gas cylinder 4 and with bearing shell 5 and gas cylinder 4.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; The a plurality of micropores 104 that on each Quench flute pipe 103, are provided with, the size of each micropore 104 equate basically, and the total area of all micropores 104 is smaller or equal to the cross-sectional area of Quench flute pipe 103.
At one more preferably in the embodiment, the total area of micropore 104 is the 80%-100% of Quench flute pipe 103 cross-sectional areas.In a further preferred embodiment, the total area of micropore 104 is the 85-95% of Quench flute pipe 103 cross-sectional areas.
In a preferred embodiment; The micropore spray shock chamber 100 of the utility model; The a plurality of micropores 104 that on each Quench flute pipe 103, are provided with; Each micropore 104 evenly is provided with symmetric a plurality of micropore 104 around the xsect of each Quench flute pipe 103 on 360 ° direction, on the xsect of 1-5cm, symmetric a plurality of micropore 104 is being set evenly on the Quench flute pipe 103, and a plurality of micropores 104 during promptly each is arranged are equal intervals in the horizontal direction; A plurality of micropores 104 on the adjacent xsect of per two rows are crisscross arranged, and said a plurality of micropore 104 in the vertical directions of promptly adjacent two rows are crisscross arranged.
In a preferred embodiment, the micropore of the utility model spray shock chamber 100, a plurality of micropores 104 among each row are 4-6, the spacing of a plurality of micropores 104 of adjacent two rows is between 1-5cm.
A plurality of micropores 104 among each row are 4 more preferably in the embodiment at one, and the spacing of a plurality of micropores 104 of adjacent two rows is 1-3cm.
In another embodiment; The utility model provides a kind of micropore spray Quench method that is used for synthesis gas from coal gasification; It is characterized in that; Comprise: chilled water is introduced in two Quench flute pipes 103 that link to each other with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' through a chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' at least, and introduced in the micropore spray chilling device 1
Micropore spray chilling device 1; It comprises a chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ', and at least two Quench flute pipes 103, and Quench flute pipe 103 links to each other with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 '; The upper end of Quench flute pipe 103 is positioned at cinder notch 8 outsides of vaporizer 9; Spiral clockwise or counterclockwise to extending below, horizontal plate swing angle degree is α, and draws close to the direction of gas cylinder 4 gradually; But do not contact gas cylinder 4; The distance that the lower end of Quench flute pipe 103 is predetermined at interval with gas cylinder in the horizontal direction, Quench flute pipe 103 in the vertical directions are higher than the highest operation liquid level of micropore spray shock chamber 100, and the feed-water end of chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' and water side are passed bearing shell 5 and gas cylinder 4 respectively; And be tightly connected with bearing shell 5 and gas cylinder 4, each Quench flute pipe 103 is provided with a plurality of micropores 104;
Through a plurality of micropores 104 of on each Quench flute pipe 103, being provided with the chilled water ejection with cooling and bearing shell 5 near concentric be provided with and with bearing shell 5 at interval the around shaping drum shape inwall formation of predetermined distances gas cylinder 4 and from the synthetic gas and the hot-engine sludge of cinder notch 8 discharges of vaporizer 9;
The synthetic gas and the hot-engine sludge of discharging from the cinder notch 8 of vaporizer 9 get under the operation liquid level of micropore spray shock chamber 100, and wherein synthetic gas distributes screen cloth 7 upwards to overflow to remove steam, dust through the gas between the annular space that is arranged on gas cylinder 4 and pressure shell 5;
Gas distributes screen cloth 7; Be arranged between the annular space of gas cylinder 4 and bearing shell 5, be configured to the net surface structure of truncated cone-shaped sidewall, and be positioned at the below of air guide flabellum 6 and be positioned under the operation liquid level of micropore spray shock chamber 100; Gas distributes the upper end of screen cloth 7 to be connected with gas cylinder 4 lower ends; Gas distributes the lower end of screen cloth 7 to be connected with bearing shell 5, a plurality of sieve apertures 701 that distribute on it, and have predetermined angle between gas distribution screen cloth 7 and the gas cylinder 4;
Distribute the synthetic gas that screen cloth 7 upwards overflows further upwards to overflow through gas through the air guide flabellum 6 between the annular space that is arranged on gas cylinder 4 and bearing shell 5;
Air guide flabellum 6 is provided with at least 2 flabellums; Each flabellum is overlooked and is sector structure; Just be regarded as arcuate structure, in the form of sheets, both sides are separately fixed on gas cylinder 4 and the bearing shell 5; It is faced has predetermined radian, and the lower end of air guide flabellum 6 is positioned under the operation liquid level of micropore spray shock chamber 100;
Synthetic gas through air guide flabellum 6 upwards overflows is further discharged through the syngas outlet 2 that is arranged on the bearing shell 5; And
Buck is discharged through the lower dreg discharging mouth 11 that is arranged on micropore spray 100 belows, shock chamber with hot-engine sludge after Quench and/or buck under the operation liquid level that gets into micropore spray shock chamber 100.
In another embodiment, the utility model provides a kind of micropore spray shock chamber of the utility model or micropore to spray the application of Quench method in the Quench that is used for synthesis gas from coal gasification, ash, slag.
A kind of embodiment of the utility model is on the basis of existing technology, and a kind of new micropore spray shock chamber and micropore spray Quench method and the application thereof that utilizes this micropore spray shock chamber to carry out are provided.Micropore spray shock chamber that the utility model provides and the micropore spray Quench method of utilizing this micropore spray shock chamber to carry out; It has adopted Quench flute pipe omnibearing spray in the gas cylinder of shock chamber; And distribute screen cloth and air guide flabellum that synthetic gas such as is dredged at design with gas; Can improve the heat transfer efficiencies of chilled water and high-temperature synthesis gas, ash, slag effectively, and then improve cooling performance, reduce synthetic gas water amount and ash content simultaneously; And; Micropore spray shock chamber that the utility model provides and the micropore spray Quench method of utilizing this micropore spray shock chamber to carry out can save the downtake and the chilling ring of traditional shock chamber; Fundamentally changed the structure of former shock chamber; Both practiced thrift investment, also easy access and maintenance simultaneously.
The micropore spray equipment that the micropore spray Quench method that the utility model provides is adopted is made up of chilled water water supply (ring) pipe, joint flange and Quench flute pipe.Wherein on nearer cross section, arrange micropore at each on the Quench flute pipe, after chilled water gets into Quench flute pipe, because the pressure effect sprays from micropore to a plurality of orientation.Because of the micropore spray equipment is equidistantly laying and spirals downwards, thus can make the chilled water that sprays out in the shock chamber, form uniform water smoke environment, and also can be sprayed in the gas cylinder direction, gas cylinder is played wash away provide protection.It can overcome the problems such as downtake easy burn-out that prior art is brought, and improves heat exchange efficiency.
An embodiment of the utility model; Provide a kind of micropore spray shock chamber 100 that utilizes to carry out the Quench method that micropore sprays, wherein utilized a chilled water water supply endless tube 101 or a plurality of chilled water water-supply pipe 101 ' that each Quench flute pipe 103 is carried out the chilled water supply for synthetic gas.
In a preferred embodiment, supply chilled water to all Quench flute pipes 103 by a chilled water water supply endless tube 101.
In another preferred embodiment, by a plurality of chilled water water-supply pipes 101 ' each Quench flute pipe 103 is carried out the chilled water supply.
At least two Quench flute pipes 103; Its upper end is connected with joint flange 102, is positioned at 5-15cm place, cinder notch 8 outside in the horizontal direction, preferably about 10cm place; At least two Quench flute pipes 103 spiral downwards clockwise or counterclockwise; Its lower end, and is fixed by first support 106 and gas cylinder 4 greater than 10cm apart from gas cylinder 4, preferably has first support 106 respectively in each upper and lower of at least two Quench flute pipes 103;
In a preferred embodiment, the quantity of at least two Quench flute pipes 103 is the 2-10 root.
One more preferably in the embodiment, the quantity of at least two Quench flute pipes 103 is the 4-8 root.
In a preferred embodiment, at least two Quench flute pipes 103 are downward along clockwise direction, spiral to gas cylinder 4 directions simultaneously, and horizontal plate swing angle degree is between 90 °-180 °.
One more preferably in the embodiment, Quench flute pipe 103 spirals to gas cylinder 4 directions downwards along clockwise direction simultaneously, and horizontal plate swing angle degree is between 90 °-135 °.
A plurality of micropores 104 are set on Quench flute pipe 103, and the size of all micropores 104 can equate or not wait, best equal and opposite in direction, and the total area of all micropores 104 is smaller or equal to the cross-sectional area of flute pipe 103.It is circular or oval that the hole can be, be preferably circular, the quantity of its diameter and the flute pipe that is adopted; The length of flute pipe; The parameter correlations such as quantity of flooding quantity size, the micropore of opening, the diameter in general requirement hole can be between 0.1mm～10mm less than 1mm; Preferably between 0.3mm～3mm, more preferably between 0.3mm～1.5mm.
In a preferred embodiment, the total area of micropore 104 is to equal the cross-sectional area of flute pipe to the cross-sectional area 20% less than the flute pipe.
One more preferably in the embodiment, the total area of micropore 104 is less than the cross-sectional area 5-15% of flute pipe.
In a preferred embodiment; Total perforate direction of micropore 104 is 360 °; The spacing of adjacent two row's micropores is between 1-5cm on the flute pipe; Every rows of openings quantity (is preferably in the horizontal direction equal intervals) between four-six holes, next row's micropore (in the vertical direction) is distributed between adjacent two micropores of the row, and the like.
One more preferably in the embodiment, every rows of openings is four, and the spacing of adjacent two row's micropores is between 1-3cm.
Gas distributes screen cloth 7, is positioned between the annular space of gas cylinder 4 and bearing shell 5, is configured to be the net surface structure of truncated cone-shaped sidewall, and its upper end is connected with gas cylinder 4 lower ends, and the lower end is connected with bearing shell 5.Be densely covered with round sieve 701 on it, the area of each sieve aperture 701 can equate or not wait that preferably area equates.
In a preferred embodiment, the angle between gas distribution screen cloth 7 and the gas cylinder 4 is 30 °-60 °.
One more preferably in the embodiment, it is 45 °-60 ° that gas distributes the angle between screen cloth 7 and the gas cylinder 4.
In a preferred embodiment, gas distributes the sieve aperture 701 of screen cloth 7 to be to intersect to be arranged, and the spacing of 701 of each adjacent sieve apertures equates.
Air guide flabellum 6 between the annular space between gas cylinder 4 and the bearing shell 5, can be provided with 2-10 air guide flabellum 6.Each air guide flabellum 6 is the arc platy structure, and the flabellum of similar pump, radian are π/6-pi/2.
In a preferred embodiment, the quantity of air guide flabellum 6 is 4-8.
In a preferred embodiment, the radian of air guide flabellum 6 is π/3-pi/2.
Refractory brick 902 (or refractory materials, coating) is laid on the outside of cinder notch 8 bottoms of vaporizer 9, and thickness is 10-30cm, is provided support by the bottom steelwork of vapourizing furnace vaporizer 9.
Another embodiment of the utility model provides the application of micropore spray chilling device 1 aspect the Quench of synthesis gas from coal gasification, ash, slag of the utility model.
Below will continue to specifically describe with reference to accompanying drawing and specific embodiment micropore spray Quench method to the utility model; It will be understood by those skilled in the art that following examples only are for illustrative purposes, should not be regarded as the scope that limits the utility model that is limited claim by any way.
Embodiment 1
Referring to Fig. 1-4, the micropore of the utility model embodiment 1 spray shock chamber 100 comprises:
Continue the b that sees figures.1.and.2, micropore spray 100 inside, shock chamber comprise micropore Quench spray equipment 1, and this micropore Quench spray equipment 1 comprises a chilled water water supply endless tube 101, and at least one Quench flute pipe 103.Water inlet endless tube 101 is the inner ring structure that forms in the shock chamber, and chilled water gets in the water inlet endless tube 101 and is diverted in each Quench flute pipe 103, and Quench flute Guan Ruwei 4-8 root is to guarantee can have in the whole Quench space chilled water spray of q.s.
At least one chilled water water supply endless tube 101, this chilled water water supply endless tube 101 is connected with joint flange 102, can be supplied water by 101 pairs 1-8 Quench flute pipe 103 of a chilled water water supply endless tube.Fig. 2 b is the situation of a chilled water water supply endless tube 101 corresponding four flute pipes 103.
Gas distributes screen cloth 7; Between the annular space between gas cylinder 4 and the bearing shell 5 (as shown in Figure 3); Be configured to be the net surface structure of truncated cone-shaped sidewall, gas distributes the upper end of screen cloth 7 to be connected with gas cylinder 4 lower ends, and gas distributes the lower end of screen cloth 7 to be connected with bearing shell 5.Gas distributes gather on the screen cloth 7 ellipse or round sieve 701, and sieve aperture 701 areas equate basically.It is 30 °-60 ° that gas distributes the angle between screen cloth 7 and the gas cylinder 4, is preferably 45 °-60 °.701 one-tenth cross arrangements of sieve aperture, and the spacing of 701 of each sieve apertures equates.The diameter of a plurality of sieve apertures (701) is less than 1cm, preferably between 0.5cm-1cm.Gas distributes screen cloth 7 to be positioned at the below of chilled water liquid level.
A plurality of air guide flabellums 6 also between the annular space between gas cylinder 4 and the bearing shell 5 (as shown in Figure 4), and are positioned at the top that gas distributes screen cloth 7, and the bottom of air guide flabellum 6 is immersed in the chilled water, and top is positioned at the top of chilled water liquid level.2-10 air guide flabellum 6 is set between the annular space between gas cylinder 4 and the bearing shell 5, preferably is provided with 4-8.Each air guide flabellum 6 is the arc platy structure, and the flabellum of similar pump, radian are π/6-pi/2, is preferably π/3-pi/2.
Embodiment 2
Still with reference to Fig. 1-4, the utility model is implemented the micropore spray shock chamber 100 of row 1, comprising:
Shown in Fig. 1 and Fig. 2 a, the micropore of the utility model spray 100 inside, shock chamber comprise micropore Quench spray equipment 1, and this micropore Quench spray equipment 1 comprises at least one chilled water water-supply pipe 101 '.Chilled water gets at least one chilled water water-supply pipe 101 ' and is diverted in each Quench flute pipe 103 that is attached thereto, and Quench flute pipe is the 4-8 root, to guarantee can have in the whole Quench space chilled water spray of q.s.
And, having micropore 104 on the every Quench flute pipe 103, the equal and opposite in direction of all micropores 104, and the cross-sectional area of the total area ratio Quench flute pipe 103 of all micropores 104 is little by 15% enough makes chilled water from micropore 104, spray and go out to guarantee hydraulic pressure.On each xsect of Quench flute pipe, can be provided with 4 micropores 104, the spacing between adjacent two row's micropores 104 is about 1cm, and next row's micropore 104 in the vertical direction is between adjacent two micropores 104 of a last row.High pressure water charges into Quench flute pipe 103 and is sprayed and gone out the uniform water smoke environment of formation gas cylinder 4 in by micropore 104.
The micropore spray shock chamber 100 of the utility model utilizes at least one Quench flute pipe 103 to substitute original downtake and chilling ring with at least one chilled water water-supply pipe 101 '; When saving material and energy consumption, chilled water is covered with in shock chamber's gas cylinder 4 more equably; The contact area of chilled water and lime-ash and synthetic gas is increased greatly, thereby strengthen the heat exchange effect.Meanwhile, the water smoke of injection plays certain cohesion with after lime-ash in the synthetic gas contacts, and has reduced the ash amount that synthetic gas carries secretly and has avoided problems such as downtake burns.
In addition; Since the also oriented gas cylinder 4 wall perforates on the perforate direction of the micropore 104 of Quench flute pipe 103, and the water that penetrates through micropore 104 becomes water smoke because of the influence that receives temperature, pressure in the shock chamber 100, makes pressure also not too large; And constantly be injected on the inwall of gas cylinder 4; Played the cindery effect on the cleaning gas cylinder inwall, and the formation water curtain prevents that the lime-ash that splashes down from directly contacting gas cylinder 4, avoided the ablation of gas cylinder 4.
And the upper end of Quench flute pipe 103 is positioned at the outside of the cinder notch 8 of vaporizer 9 in the horizontal direction, about 5～30cm place, preferred 5～15cm place, more preferably from about 10cm place.Refractory brick 902 in the vapourizing furnace 9 (or refractory materials, coating) is laid 30cm downwards the lime-ash falling direction is played certain guide effect, and protection Quench flute pipe 103 does not contact with lime-ash.The diameter of Quench flute pipe 103, length, radical (being heat) are relevant with the synthesis gas yield of this vapourizing furnace 9, obtain through Calculation of Heat Transfer.
Wherein, Every Quench flute pipe 103 downwards, spiral and descend to the inwall direction of gas cylinder 4, the angle [alpha] of spiraling is greater than 90 °, but Quench flute pipe 103 lower ends are not adherent; And by the stationary installation on the gas cylinder 4, promptly first fixed support 106 and/or second fixed support 107 are fixed.First fixed support 106 can further be strengthened fixing (as shown in Figure 1) by additional body.
Gas distributes screen cloth 7, between the annular space between gas cylinder 4 and the bearing shell 5 (as shown in Figure 3), is configured to be the net surface structure of truncated cone-shaped sidewall, and gas distributes the upper end of screen cloth 7 to be connected with gas cylinder 4 lower ends, and the lower end is connected with bearing shell 5.Gas distributes gather on the screen cloth 7 ellipse or round sieve 701, and sieve aperture 701 areas equate basically.It is between 45 °-60 ° that gas distributes the angle between screen cloth 7 and the gas cylinder 4.701 one-tenth cross arrangements of sieve aperture, and the spacing of 701 of each sieve apertures equates.Gas distribution screen cloth 7 is positioned at the below of chilled water liquid level, thereby gas distribution screen cloth 7 ability water conservancy diversion synthetic gas, makes synthetic gas be divided into some threads equably, thereby stablizes the liquid level of shock chamber 100.
Air guide flabellum 6, upper end are higher than the operation liquid level upper limit of shock chamber 100, about 30～80cm place; Preferred about 40～70cm place, 50cm place more preferably from about, the lower end is lower than operates the liquid level lower limit; About 5～30cm place; Preferred about 5～20cm place, 10cm place more preferably from about is between the annular space between gas cylinder 4 and the bearing shell 5 (as shown in Figure 4).
Air guide flabellum 6 can adopt 6 flabellums, and the radian of flabellum can be selected pi/2.The air guide flabellum can play the effect of water conservancy diversion and uniformly distributing synthetic gas, can reduce the amount of synthetic gas water entrainment and ash simultaneously as baffle plate.When vapourizing furnace 9 normal runnings; The liquid level of shock chamber 100 is affected because of bubbling and is difficult to keep stable; And air guide flabellum 6 is positioned at the effect that the part of liquid level bottom, shock chamber has played certain flow guide distribution liquid, helps level stability in certain limit.
The result shows; Since the gas cylinder of the micropore of the utility model spray shock chamber than traditional downtake dilatation comparatively large vol; And Quench flute pipe makes that to the spray of synthetic gas the lime-ash of carrying secretly in the synthetic gas is cooled off more fully; Can make simultaneously synthetic gas flow velocity decline in the shock chamber; Help synthetic gas and the lime-ash temperature-fall period in the shock chamber, the exit velocity of synthetic gas also can reduce slightly simultaneously, and this also helps, and synthetic gas carries out gas solid separation in the uphill process in the gas rising passway of gas cylinder and bearing shell formation and minimizing band ash is with water.Adopt the Quench flute pipe of the micropore spray shock chamber of the utility model to make up, saved the steel and the Quench water yield with respect to traditional downtake and chilling ring.Also saved simultaneously the space, the Quench flute Guan Kecong of the micropore spray shock chamber of the utility model and the joint flange place on the chilled water water-supply pipe dismantle and overhaul, and are easier to change and processing with respect to downtake.
Embodiment 3
Referring to Fig. 1-4, the micropore spray Quench method that is used for synthesis gas from coal gasification of the utility model comprises:
With chilled water through a chilled water water supply endless tube 101 (referring to Fig. 2 b) or at least one chilled water water-supply pipe 101 ' (referring to Fig. 2 a) introduces and with chilled water water supply endless tube 101 at least two Quench flute pipes 103 that perhaps at least one chilled water water-supply pipe 101 ' links to each other in; And then introduce in the micropore Quench spray equipment 1
Micropore Quench spray equipment 1; It comprises a chilled water water supply endless tube 101 (referring to Fig. 2 b) or at least one chilled water water-supply pipe 101 ' (referring to Fig. 2 a); And at least two Quench flute pipes 103, Quench flute pipe 103 links to each other with chilled water water supply endless tube 101 or at least one chilled water water-supply pipe 101 ' through joint flange 102.
The upper end of Quench flute pipe 103 is positioned at cinder notch 8 outsides of vaporizer 9, spirals clockwise or counterclockwise to extending below, and horizontal plate swing angle degree is α, and draws close to the direction of gas cylinder 4 gradually, but does not contact gas cylinder 4.
The distance that the lower end of Quench flute pipe 103 is predetermined at interval with gas cylinder in the horizontal direction; The vertical direction of Quench flute pipe 103 is higher than the highest operation liquid level of micropore spray shock chamber 100; The feed-water end of chilled water water supply endless tube 101 and water side are passed said bearing shell 5 respectively and are passed bearing shell 5 and gas cylinder 4 with gas cylinder 4 or at least one chilled water water-supply pipe 101 '; And be tightly connected with bearing shell 5 and gas cylinder 4, each Quench flute pipe 103 is provided with a plurality of micropores 104.
Through a plurality of micropores 104 of on each Quench flute pipe 103, being provided with the chilled water ejection with cooling and bearing shell 5 near concentric be provided with and with bearing shell 5 at interval the around shaping drum shape inwall formation of predetermined distances gas cylinder 4 and from the synthetic gas and the hot-engine sludge of cinder notch 8 discharges of vaporizer 9.
The synthetic gas and the hot-engine sludge of discharging from the cinder notch 8 of vaporizer 9 get under the operation liquid level of micropore spray shock chamber 100; Wherein synthetic gas distributes screen cloth 7 upwards to overflow to remove steam, dust through the gas between the annular space that is arranged on gas cylinder 4 and bearing shell 5.
Gas distributes screen cloth 7; Be arranged between the annular space of gas cylinder 4 and bearing shell 5, be configured to truncated cone-shaped, and be positioned at the below of air guide flabellum 6 and be positioned under the operation liquid level of micropore spray shock chamber 100; Gas distributes the upper end of screen cloth 7 to be connected with gas cylinder 4 lower ends; Gas distributes the lower end of screen cloth 7 to be connected with bearing shell 5, a plurality of sieve apertures 701 that distribute on it, and have predetermined angle between gas distribution screen cloth 7 and the gas cylinder 4.
Distribute the synthetic gas that screen cloth 7 upwards overflows further upwards to overflow through gas through the air guide flabellum 6 that is arranged between the annular space between gas cylinder 4 and the bearing shell 5.
Air guide flabellum 6 is provided with at least 2 flabellums, and each flabellum is overlooked and is sector structure just be regarded as arcuate structure, and in the form of sheets, both sides are separately fixed on gas cylinder 4 and the bearing shell 5, and it is faced has predetermined radian.The lower end of air guide flabellum 6 is positioned under the operation liquid level of micropore spray shock chamber 100.
Synthetic gas through air guide flabellum 6 upwards overflows is further discharged through the syngas outlet 2 that is arranged on the bearing shell 5.
Buck is discharged through the lower dreg discharging mouth 11 that is arranged on micropore spray 100 belows, shock chamber with hot-engine sludge after Quench and/or buck under the operation liquid level that gets into micropore spray shock chamber 100.
Although the various embodiments of the utility model are described in context through embodiment, the utility model is not limited in this.Therefore, it is the restriction of the utility model scope that above description should be used as, and the scope of the utility model is limited appended claim.It will be appreciated by those skilled in the art that under the situation of the spirit that does not deviate from the utility model and can make various changes and change to the utility model, it all will fall in the protection domain of the utility model.
Claims (19)
1. a micropore spray shock chamber (100) that is used for synthesis gas from coal gasification is characterized in that, comprising:
Bearing shell (5), it is constructed to the outside wall surface of said micropore spray shock chamber (100);
Gas cylinder (4); It is formed by the around shaping drum shape inwall with the nearly concentric setting of said bearing shell (5); And the distance at interval predetermined with said bearing shell (5), said bearing shell (5) and said gas cylinder (4) be airtight joint on top, and with vaporizer (9) airtight joint;
Said bearing shell (5) is provided with syngas outlet (2);
Micropore Quench spray equipment (1); It comprises a chilled water water supply endless tube (101) or at least one chilled water water-supply pipe (101 '); And at least two Quench flute pipes (103); Said Quench flute pipe (103) links to each other with said chilled water water supply endless tube (101) or at least one chilled water water-supply pipe (101 '), and the upper end of said Quench flute pipe (103) is positioned at cinder notch (8) outside of said vaporizer (9), spirals clockwise or counterclockwise to extending below; Horizontal plate swing angle degree is α; And draw close to the direction of said gas cylinder (4) gradually, but do not contact said gas cylinder (4), the distance that the lower end of said Quench flute pipe (103) is predetermined at interval with said gas cylinder in the horizontal direction; Said Quench flute pipe (103) in the vertical direction is higher than the highest operation liquid level of said micropore spray shock chamber (100); The feed-water end of said chilled water water supply endless tube (101) or at least one chilled water water-supply pipe (101 ') and water side are passed said bearing shell (5) and said gas cylinder (4) respectively, and are tightly connected with said bearing shell (5) and said gas cylinder (4), and each said Quench flute pipe (103) is provided with a plurality of micropores (104);
Air guide flabellum (6) is arranged between the annular space of said gas cylinder (4) and said bearing shell (5), and said air guide flabellum (6) is provided with at least 2 flabellums; Each said flabellum is overlooked and is sector structure; Just be regarded as arcuate structure, in the form of sheets, both sides are separately fixed on said gas cylinder (4) and the said bearing shell (5); It is faced has predetermined radian, and the lower end of said air guide flabellum (6) is positioned under the operation liquid level of said micropore spray shock chamber (100);
Gas distributes screen cloth (7); Be arranged between the annular space of said gas cylinder (4) and said bearing shell (5); Be configured to the net surface structure of truncated cone-shaped sidewall; And be positioned at the below of said air guide flabellum (6) and be positioned under the operation liquid level of said micropore spray shock chamber (100), said gas distributes the upper end of screen cloth (7) to be connected with said gas cylinder (4) lower end, and the lower end of said gas distribution screen cloth (7) is connected with said bearing shell (5); Distribution a plurality of sieve apertures (701) on it, and have predetermined angle between said gas distribution screen cloth (7) and the said gas cylinder (4); And
Lower dreg discharging mouth (11) is arranged on the below that said micropore sprays shock chamber (100), is configured to throat structure.
2. micropore spray according to claim 1 shock chamber (100) further comprises:
Traverse baffle (3), it is arranged on the said bearing shell (5), and the below that is positioned at said syngas outlet (2) extends beyond said syngas outlet (2) and has predetermined distance with said gas cylinder (4) towards said gas cylinder (4) obliquely.
3. micropore spray according to claim 1 shock chamber (100) further comprises:
At least one first fixed support (106), fixing with said chilled water water supply endless tube (101) or said at least one chilled water water-supply pipe (101 ');
At least one second fixed support (107), fixing with said at least two Quench flute pipes (103); And
At least one the 3rd fixed support (108), an end are arranged on the said bearing shell (5), and the other end is arranged on the said gas cylinder (4).
4. according to each described micropore spray shock chamber (100) of claim 1-3, further comprise the refractory materials of cinder notch (8) bottom that is arranged on said vaporizer (9).
5. micropore spray according to claim 4 shock chamber (100); Said refractory materials is selected from refractory brick or fire-resistant coating; The thickness of said refractory brick (902) that is laid on cinder notch (8) bottom of said vaporizer (9) is 10-30cm, and its bottom steelwork by the said vaporizer (9) of vapourizing furnace provides support.
6. according to each described micropore spray shock chamber (100) of claim 1-3; The upper end of said at least two Quench flute pipes (103) is positioned at 5～15cm place, cinder notch (8) outside of said vaporizer (9); It is more than 90 ° that said horizontal plate revolves angle [alpha], the lower end of said at least two Quench flute pipes (103) in the horizontal direction with said gas cylinder (4) 5-20cm at interval.
7. according to each described micropore spray shock chamber (100) of claim 1-3; Said at least two Quench flute pipes (103) are 2-10 Quench flute pipe; Each said Quench flute pipe (103) links to each other with said chilled water water supply endless tube (101) or at least one chilled water water-supply pipe (101 ') through flange (102), and said horizontal plate revolves angle [alpha] between 90 °-180 °.
8. according to each described micropore spray shock chamber (100) of claim 1-3, said at least two Quench flute pipes (103) are 4-8,, said horizontal plate revolves angle [alpha] between 90 °-135 °.
9. according to each described micropore spray shock chamber (100) of claim 1-3; It is ellipse or circular aperture that said gas distributes screen cloth (7) to go up the said a plurality of sieve apertures (701) that are provided with; And the area of each sieve aperture (701) equates that basically it is 30-60 ° that said gas distributes the angle between screen cloth (7) and the said gas cylinder (4).
10. according to each described micropore spray shock chamber (100) of claim 1-3, it is 45-60 ° that said gas distributes the angle between screen cloth (7) and the gas cylinder (4).
11. according to each described micropore spray shock chamber (100) of claim 1-3, said air guide flabellum (6) is provided with 2-10 flabellum, the radian of facing of each said flabellum is between π/6-pi/2.
12. according to each described micropore spray shock chamber (100) of claim 1-3, said air guide flabellum (6) is provided with 4-8 flabellum, the radian of facing of each said flabellum is π/3-pi/2.
13. according to each described micropore spray shock chamber (100) of claim 1-3; Said chilled water water supply endless tube (101) is arranged between said bearing shell (5) and the said gas cylinder (4), and the feed-water end of said chilled water water supply endless tube (101) and water side are passed said bearing shell (5) respectively and be tightly connected with said gas cylinder (4) and with said bearing shell (5) and said gas cylinder (4).
14. according to each described micropore spray shock chamber (100) of claim 1-3; Go up a plurality of micropores (104) that are provided with at each said Quench flute pipe (103); The size of each said micropore (104) equates basically, and the total area of all said micropores (104) is smaller or equal to the cross-sectional area of said Quench flute pipe (103).
15. according to each described micropore spray shock chamber (100) of claim 1-3, the total area of said micropore (104) is the 80%-100% of said Quench flute pipe (103) cross-sectional area.
16. according to each described micropore spray shock chamber (100) of claim 1-3, the total area of said micropore (104) is the 85-95% of said Quench flute pipe (103) cross-sectional area.
17. according to each described micropore spray shock chamber (100) of claim 1-3; Go up a plurality of micropores (104) that are provided with at each said Quench flute pipe (103); Each said micropore (104) evenly is provided with symmetric a plurality of micropore (104) around the xsect of each said Quench flute pipe (103) on 360 ° direction; Upward on the xsect of 1-5cm, symmetric a plurality of micropore (104) is set evenly at said Quench flute pipe (103); It is said a plurality of micropores (104) equal intervals in the horizontal direction among each row; A plurality of micropores (104) on the adjacent xsect of per two rows are crisscross arranged, and said a plurality of micropores (104) in the vertical direction of promptly adjacent two rows is crisscross arranged.
18. micropore spray according to claim 12 shock chamber (100), the said a plurality of micropores (104) among said each row are 4-6, and the spacing of said a plurality of micropores (104) of said adjacent two rows is between 1-5cm.
19. micropore spray according to claim 12 shock chamber (100), the said a plurality of micropores (104) among said each row are 4, and the spacing of said a plurality of micropores (104) of said adjacent two rows is 1-3cm.
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| CN2011203147300U CN202246597U (en) | 2011-08-24 | 2011-08-24 | Micropore spray quench chamber for coal gasification synthesis gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329659A (en) * | 2011-08-24 | 2012-01-25 | 神华集团有限责任公司 | Microporous spraying chilling chamber for synthetic gas produced by coal gasification, microporous spraying chilling method for synthetic gas and application of microporous spraying chilling method |
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2011
- 2011-08-24 CN CN2011203147300U patent/CN202246597U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329659A (en) * | 2011-08-24 | 2012-01-25 | 神华集团有限责任公司 | Microporous spraying chilling chamber for synthetic gas produced by coal gasification, microporous spraying chilling method for synthetic gas and application of microporous spraying chilling method |
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