CN107723029A - A kind of Novel burner nozzle cyclone structure and nozzle structure - Google Patents
A kind of Novel burner nozzle cyclone structure and nozzle structure Download PDFInfo
- Publication number
- CN107723029A CN107723029A CN201711080241.1A CN201711080241A CN107723029A CN 107723029 A CN107723029 A CN 107723029A CN 201711080241 A CN201711080241 A CN 201711080241A CN 107723029 A CN107723029 A CN 107723029A
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- CN
- China
- Prior art keywords
- burner
- spiral
- nozzle
- combustion medium
- septum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/50—Fuel charging devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
- C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/093—Coal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
Abstract
The invention discloses a kind of Novel burner nozzle cyclone structure and nozzle structure, the Novel burner nozzle cyclone structure is to be provided with the spiral septum that can make combustion medium rotational flow on the inwall of burning medium channel in burner, and spiral septum is wear-resistant and corrosion resistant spiral stripe board；Spiral septum extends spirally to burner nozzle direction.The spiral form structure of the present invention has atomizing effect more preferable, and disclosure satisfy that the technological requirement of all kinds of coal chemical industry techniques in recent years, effectively increase the economic benefit of coal chemical industry enterprises compared to the direct current impacting type structure of prior art.
Description
Technical field
The invention belongs to Coal Gasification Technology field, is related to burner technology, especially a kind of Novel burner nozzle cyclone structure and burning
Mouth structure.
Background technology
Coal chemical industry refers to using coal as raw material, by a series of devices and chemical processes, makes the active ingredient in coal
It is converted into the process of gas, liquid or solid fuel and related chemicals.Coal gasification is the key technology of coal chemical industry
One of, and fine coal burner is the core of Coal Gasification Technology.
Fine coal burner combustion in coal chemical industry mainly has two kinds of forms：One is coal is processed into powdering, with certain ratio
" fluidisation " gas (such as CO of example2Or N2Deng), fired through fine coal burner with certain speed and direction Pen Ren combustion chambers (burner hearth)
Burn, be gas, solid two-phase medium.The second is oil or water etc. will be added in powdery coal, it is mixed evenly to form emulsus coal slurry, has
Mobility, spray into combustion chamber (burner hearth) through fine coal burner and burnt, be liquid, solid two-phase medium.Therefore powder burning of coal is relative
For the burning of the Single Mediums such as gas, oil, pulverized coal friring complicated mechanism.
The performance of fine coal burner directly affects the economic benefit of coal chemical industry enterprises, and the mist of the coal dust medium of burner
Change the economy that structure directly determines the efficiency of combustion, i.e. fine coal burner of fine coal.Therefore enterprises are all to the mist of pulverized coal friring
Change structure and carry out exploratory development.
With regard to burner itself, the factor for influenceing fine coal burner performance has：The atomizing effect of fine coal, spray angle,
Mixed form and flow velocity of fine coal and oxygen etc..And the atomizing effect of fine coal is the central factor for being related to pulverized coal friring efficiency,
Directly determine the economic benefit of burner.The atomised form of current most fine coal burners is direct current impacting type, i.e. fine coal
Sprayed along with the emulsifying agent such as " fluidisation " gas or oil, water with direct current liquid form from burner, oxygen (oxidant) or other high
Fast medium hits the media such as fine coal at a certain angle, and the media such as coal dust " are broken up ", forms tiny atomized powder.Direct current hits
Formula has the advantages that processing and manufacturing is simple, therefore is applied extensively in burner (burner) field, but in recent years with all kinds of coals
Chemical process continues to bring out, and direct current impacting type fine coal burner can not meet kinds of processes demand.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided a kind of Novel burner nozzle cyclone structure and burner
Structure.
The purpose of the present invention is achieved through the following technical solutions：
Present invention firstly provides a kind of Novel burner nozzle cyclone structure, it is provided with the inwall for the medium channel that burnt in burner
The spiral septum of combustion medium rotational flow can be made, the spiral septum is wear-resistant and corrosion resistant spiral bar shaped
Plate；The spiral septum extends spirally to burner nozzle direction.
Further, above-mentioned spiral septum is laid at combustion medium vias inner walls to burner nozzle and ended.
Further, above-mentioned spiral septum is GH188 dividing plates.
Further, above-mentioned spiral septum is UMCo50 dividing plates.
The present invention also proposes a kind of nozzle structure, including the oxidant channel that is overlapped with burner body axis of axis and
It is arranged on the combustion medium passage of oxidant channel outer layer；Being provided with the inwall of the combustion medium passage can make burning be situated between
The spiral septum of matter rotational flow, the spiral septum are wear-resistant and corrosion resistant spiral shell stripe board；The spiral shape every
Plate extends spirally to burner nozzle direction.Further, the outer tube wall of the oxidant channel is provided with burner head position
Bulge, the inner tubal wall of the oxidant channel are provided with the necking corresponding with the bulge at burner head position.
The present invention also proposes that another nozzle structure, including the first oxidant that axis overlaps with burner body axis lead to
Road, the outer layer of the first oxidant channel is provided with combustion medium passage, the outer layer of the combustion medium passage is provided with
Dioxy agent passage, be provided with the inwall of the combustion medium passage can make the spiral shape of combustion medium rotational flow every
Plate, the spiral septum are wear-resistant and corrosion resistant spiral stripe board；The spiral septum is to burner nozzle direction spiral shell
Rotation extension.Further：The outer tube wall of first oxidant channel is provided with bulge, the burning at burner head position
The inner tubal wall of medium channel is provided with the necking corresponding with the bulge at burner head position；Second oxidant
The inner tubal wall of passage is provided with the undergauge corresponding with the undergauge of the combustion medium passage at burner head position.
The invention has the advantages that：
The present invention is using the diaphragm structure of spiral form by the flowing of combustion medium (such as fine coal+gas or oil, water medium)
Form is changed into rotational flow, adds the rotary power of combustion medium, and combustion medium sprays burner with cyclonic form.Simultaneous oxidation
Agent (oxygen or other oxide isolations) is among combustion medium, outside or centre and outside spray.
Further, spiral form structure of the invention has atomization effect compared to the direct current impacting type structure of prior art
Fruit is more preferable, and disclosure satisfy that the technological requirement of all kinds of coal chemical industry techniques in recent years, effectively increases the economy of coal chemical industry enterprises
Benefit.
Brief description of the drawings
Fig. 1 is the first nozzle structure schematic diagram of the present invention；
Fig. 2 is second of nozzle structure schematic diagram of the present invention；
Fig. 3 is the third nozzle structure schematic diagram of the present invention.
Wherein：1 is combustion medium passage；2 be oxidant channel；2-1 is the first oxidant channel；2-2 is the second oxidation
Agent passage；3 be spiral septum；4 be bulge；A is combustion medium；B is oxidant；B1 is the first oxidant；B2 is the second oxygen
Agent.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1-Fig. 3, present invention firstly provides a kind of Novel burner nozzle cyclone structure, the structure is specially：In burner
The spiral septum 3 of combustion medium A rotational flows can be made by being provided with the inwall of combustion medium passage 1, due to combustion medium A
There is stronger erosion corrosion to act on dividing plate, therefore, spiral septum 3 is wear-resistant and corrosion resistant spiral stripe board.
Multiple structural forms can be made using the burner of above Novel burner nozzle cyclone structure, the present invention is specifically situated between with reference to accompanying drawing
Continue following three kinds of structures, and Novel burner nozzle cyclone structure of the invention is not limited to use following three kinds of structures, any new using this
The burner of burner cyclone structure is included in the rights protection scope of invention：
The first nozzle structure proposed by the present invention is as shown in Figure 2：The oxygen overlapped including axis with burner body axis
Agent passage 2 and the combustion medium passage 1 for being arranged on the outer layer of oxidant channel 2；It is provided with the inwall of combustion medium passage 1
The spiral septum 3 of combustion medium A rotational flows can be made, spiral septum 3 is wear-resistant and corrosion resistant spiral stripe board；
Spiral septum 3 extends spirally to burner nozzle direction.
Second of nozzle structure proposed by the present invention is as shown in figure 1, it is carried out on the basis of the first nozzle structure
Improve, be specially：The outer tube wall of oxidant channel 2 is provided with bulge 4, the inner tube of oxidant channel 2 at burner head position
Wall is provided with the necking corresponding with bulge 4 at burner head position.
This third nozzle structure is as shown in Figure 3：The first oxidant overlapped including axis with burner body axis
Passage 2-1, the first oxidant channel 2-1 outer layer is provided with combustion medium passage 1, set in the outer layer of combustion medium passage 1
The second oxidant channel 2-2 is equipped with, the spiral shell that can make combustion medium A rotational flows is provided with the inwall of combustion medium passage 1
Shape dividing plate 3 is revolved, spiral septum 3 is wear-resistant and corrosion resistant spiral stripe board；Spiral septum 3 is to burner nozzle direction spiral shell
Rotation extension.First oxidant channel 2-1 outer tube wall is provided with bulge 4 at burner head position, combustion medium passage 1 it is interior
Tube wall is provided with the necking corresponding with bulge 4 at burner head position；Second oxidant channel 2-2 inner tubal wall is in burning
The undergauge corresponding with the undergauge of combustion medium passage 1 is provided with mouth head position.
Spiral septum 3 above extends spirally to burner nozzle direction.Spiral septum 3 is laid in combustion medium passage
End at inwall to burner nozzle.In highly preferred embodiment of the present invention, spiral septum 3 can select GH188 dividing plates or
UMCo50 dividing plates.In the present invention, the combustion medium A in combustion medium passage 1 is fine coal+gas or oil, water etc., in oxidant
Oxidant B in passage 2 is O2Or other oxidants.Particularly, in the third nozzle structure of the present invention, in first
The first oxidant B1 in oxidant channel 2-1 or the second oxidant B2 in the second oxidant channel 2-2 can be with
It is oxygen or other oxidants.
Claims (8)
1. a kind of Novel burner nozzle cyclone structure, it is characterised in that be provided with energy on the inwall for the medium channel (1) that burnt in burner
Enough make the spiral septum (3) of combustion medium (A) rotational flow, the spiral septum (3) is wear-resistant and corrosion resistant spiral shell
Revolve stripe board；The spiral septum (3) extends spirally to burner nozzle direction.
2. Novel burner nozzle cyclone structure according to claim 1, it is characterised in that the spiral septum (3) is laid in
End at combustion medium vias inner walls to burner nozzle.
3. Novel burner nozzle cyclone structure according to claim 1, it is characterised in that the spiral septum (3) is GH188
Dividing plate.
4. Novel burner nozzle cyclone structure according to claim 1, it is characterised in that the spiral septum (3) is
UMCo50 dividing plates.
A kind of 5. nozzle structure, it is characterised in that the oxidant channel (2) that is overlapped including axis with burner body axis and
It is arranged on the combustion medium passage (1) of oxidant channel (2) outer layer；Energy is provided with the inwall of the combustion medium passage (1)
Enough make the spiral septum (3) of combustion medium (A) rotational flow, the spiral septum (3) is wear-resistant and corrosion resistant spiral shell
Revolve stripe board；The spiral septum (3) extends spirally to burner nozzle direction.
6. nozzle structure according to claim 5, it is characterised in that the outer tube wall of the oxidant channel (2) is in burner
Be provided with bulge (4) at head position, the inner tubal wall of the oxidant channel (2) be provided with burner head position with it is described
The corresponding necking of bulge (4).
A kind of 7. nozzle structure, it is characterised in that the first oxidant channel (2- overlapped including axis with burner body axis
1) outer layer of the first oxidant channel (2-1), is provided with combustion medium passage (1), in the outer of the combustion medium passage (1)
Layer is provided with the second oxidant channel (2-2), and combustion medium can be made by being provided with the inwall of the combustion medium passage (1)
(A) spiral septum (3) of rotational flow, the spiral septum (3) are wear-resistant and corrosion resistant spiral stripe board；It is described
Spiral septum (3) extends spirally to burner nozzle direction.
8. nozzle structure according to claim 7, it is characterised in that the outer tube wall of first oxidant channel (2-1)
Bulge (4) is provided with burner head position, the inner tubal wall of the combustion medium passage (1) is set at burner head position
There is the necking corresponding with the bulge (4)；The inner tubal wall of second oxidant channel (2-2) is at burner head position
It is provided with the undergauge corresponding with the undergauge of the combustion medium passage (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016214225452 | 2016-12-23 | ||
| CN201621422545 | 2016-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107723029A true CN107723029A (en) | 2018-02-23 |
Family
ID=61222600
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721466618.2U Ceased CN207775160U (en) | 2016-12-23 | 2017-11-06 | A kind of burner cyclone structure and nozzle structure |
| CN201711080241.1A Pending CN107723029A (en) | 2016-12-23 | 2017-11-06 | A kind of Novel burner nozzle cyclone structure and nozzle structure |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721466618.2U Ceased CN207775160U (en) | 2016-12-23 | 2017-11-06 | A kind of burner cyclone structure and nozzle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN207775160U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114262629A (en) * | 2021-12-16 | 2022-04-01 | 新奥科技发展有限公司 | Nozzle, combined nozzle and coal gasifier |
-
2017
- 2017-11-06 CN CN201721466618.2U patent/CN207775160U/en not_active Ceased
- 2017-11-06 CN CN201711080241.1A patent/CN107723029A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114262629A (en) * | 2021-12-16 | 2022-04-01 | 新奥科技发展有限公司 | Nozzle, combined nozzle and coal gasifier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN207775160U (en) | 2018-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180223 |
|
| WD01 | Invention patent application deemed withdrawn after publication |