CN206739300U - Two-stage converter burner - Google Patents
Two-stage converter burner Download PDFInfo
- Publication number
- CN206739300U CN206739300U CN201720554912.2U CN201720554912U CN206739300U CN 206739300 U CN206739300 U CN 206739300U CN 201720554912 U CN201720554912 U CN 201720554912U CN 206739300 U CN206739300 U CN 206739300U
- Authority
- CN
- China
- Prior art keywords
- flow channel
- combustion chamber
- temperature feedstock
- gas
- high temperature
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of two-stage converter burner, including body of heater and the combustion chamber being arranged in body of heater, air flow channel, high temperature feedstock flow channel and low temperature feedstock flow channel are provided with the body of heater, air flow channel and the high temperature feedstock flow channel connects with combustion chamber respectively, multiple gas distribution holes are provided with the side wall of the combustion chamber, the low temperature feedstock flow channel is connected by gas distribution holes with combustion chamber.The utility model enters implication by setting three strands; pass through the addition of low temperature feedstock gas; the adjustable range of secondary reformer load can be effectively increased; and in high temperature feedstock gas and air burning; it is ejected into using low temperature feedstock gas through multiple gas distribution holes on combustion chamber on flame; low temperature feedstock gas is set to form one layer of low temperature air film between chamber wall and flame; effectively reduce radiant heat transfer of the flame to chamber wall; so as to play a part of protecting combustion chamber high temperature area refractory material, extend refractory material service life.
Description
Technical field
The utility model belongs to technical field of chemical, more particularly to a kind of Axial and radial stream two prepared for synthesis gas
Section conversion burner.
Background technology
The nucleus equipment of traditional two sections of conversion process is one section of steam reformer and secondary reformer, one section of conversion gas about 700 ~
900 DEG C and it is preheated after air/O2About 650 DEG C of/oxygen-enriched air enters secondary reformer, and it is anti-that burning occurs in secondary reformer combustion chamber
Should and conversion reaction.
For traditional secondary reformer due to entering only two strands of implication, one is one section of conversion gas, enters secondary reformer from secondary reformer top,
Another stock is air/O2/ oxygen-enriched air, enter secondary reformer from side;Mixed combustion is simultaneously in secondary reformer burner for two strands of gases
React.Situations below is found in actual use:
1st, the high-temperature region of burning concentrates on chamber wall, requires very high to the refractoriness of refractory material, as mixed
Insufficient or inclined burning, chamber wall refractory material will be caused to soften or burn.
2nd, the regulation load of only two strands of reaction mediums, primary reformer and secondary reformer is limited, is unfavorable for production regulation.
Utility model content
Goal of the invention of the present utility model is:For above-mentioned problem, there is provided one kind can be effectively increased two sections
Stove load regulation range, while play a part of protecting combustion chamber high temperature area refractory material, use the longevity so as to extend refractory material
The two-stage converter burner of life.
What the technical solution of the utility model was realized in:Two-stage converter burner, including body of heater and be arranged on
Combustion chamber in body of heater, it is characterised in that:It is former that air flow channel, high temperature feedstock flow channel and low temperature are provided with the body of heater
Expect flow channel, air flow channel and the high temperature feedstock flow channel connects with combustion chamber respectively, the side wall in the combustion chamber
On be provided with multiple gas distribution holes, the low temperature feedstock flow channel is connected by gas distribution holes with combustion chamber.
Two-stage converter burner described in the utility model, the axial direction of the gas distribution holes set on its described combustion chamber
The longitudinal center line of center line and body of heater α in a certain angle.
Two-stage converter burner described in the utility model, its described gas distribution holes is relative to the axial angle of body of heater
α is acute angle.
Two-stage converter burner described in the utility model, its described low temperature feedstock flow channel is radial arrangement, described
The low temperature feedstock gas stabilization area of annular is formed between low temperature feedstock flow channel and outer wall of combustion chamber, the gas distribution holes are arranged on
Corresponding to low temperature feedstock gas stabilization area in the side wall of combustion chamber.
Two-stage converter burner described in the utility model, its described air flow channel are axial arranged, the air stream
The port of export in road extends to the top of combustion chamber, and the high temperature feedstock flow channel is radial arrangement, the high temperature feedstock flow channel
High temperature feedstock gas axial passage is formed between air flow channel, high temperature feedstock gas and air stream in the high temperature feedstock flow channel
Air or oxygen or rich foster air in road mix on the top of combustion chamber, the mixed combustion in the combustion zone of the combustion chamber.
Two-stage converter burner described in the utility model, it is set between the air flow channel bottom and combustion chamber
There is gas distributing disc, the gas distributing disc is arranged on the exit of the high temperature feedstock gas axial passage.
The utility model enters implication by setting three strands, by the addition of low temperature feedstock gas, can be effectively increased secondary reformer and bear
The adjustable range of lotus, and in high temperature feedstock gas and air burning, using low temperature feedstock gas through multiple gases on combustion chamber
Distribution hole is ejected on flame, low temperature feedstock gas is formed one layer of low temperature air film between chamber wall and flame, is effectively reduced
Flame, so as to play a part of protecting combustion chamber high temperature area refractory material, extends refractory material to the radiant heat transfer of chamber wall
Service life.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Marked in figure:1 is body of heater, and 2 be combustion chamber, and 3 be air flow channel, and 4 be high temperature feedstock flow channel, and 5 be low temperature feedstock
Flow channel, 6 be gas distribution holes, and 7 be low temperature feedstock gas stabilization area, and 8 be high temperature feedstock gas axial passage, and 9 be gas distributing disc.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
As shown in figure 1, a kind of two-stage converter burner, including body of heater 1 and the combustion chamber 2 that is arranged in body of heater 1,
Air flow channel 3, high temperature feedstock flow channel 4 and low temperature feedstock flow channel 5, the He of air flow channel 3 are provided with the body of heater 1
High temperature feedstock flow channel 4 connect with the inside of combustion chamber 2 respectively, the air flow channel 3 be it is axial arranged, the air flow channel 3
The port of export extends to the top of combustion chamber 2, and the high temperature feedstock flow channel 4 is radial arrangement, the high temperature feedstock flow channel 4 with
High temperature feedstock gas axial passage 8 is formed between air flow channel 3, gas is provided between the bottom of air flow channel 3 and combustion chamber 2
Body distributing disc 9, the gas distributing disc 9 are arranged on the exit of the high temperature feedstock gas axial passage 8, the high temperature feedstock gas
High temperature feedstock gas in runner 4 mixes with the air or oxygen in air flow channel 3 or rich foster air on the top of combustion chamber 2,
Mixed combustion in the combustion zone of the combustion chamber 2.
Wherein, multiple gas distribution holes 6 are provided with the side wall of the combustion chamber 2, the low temperature feedstock flow channel 5 is logical
Cross gas distribution holes 6 to connect with the inside of combustion chamber 2, the longitudinal center line and stove of the gas distribution holes 6 set on the combustion chamber 2
The longitudinal center line α in a certain angle of body 1, the angle α are acute angle, and the low temperature feedstock flow channel 5 is radial arrangement, described
The low temperature feedstock gas stabilization area 7 of annular is formed between low temperature feedstock flow channel 5 and the outer wall of combustion chamber 2, the gas distribution holes 6 are set
Put corresponding to low temperature feedstock gas stabilization area 7 in the side wall of combustion chamber 2.
In the utility model, secondary reformer enters implication for three strands, and first strand is high temperature feedstock gas(One section of conversion
Gas, about 700 ~ 900 DEG C of temperature), second strand is air/O2/ oxygen-enriched air(About 650 DEG C of temperature), the 3rd strand is low temperature feedstock gas
(Natural gas after desulfurization, about 350 DEG C of temperature).
Air/O after preheating2/ oxygen-enriched air by burner top through the mouth of pipe by air flow channel axially into secondary reformer, it is high
Warm unstripped gas through the mouth of pipe by the stabilization area in high temperature feedstock flow channel radial inflow secondary reformer, then axially down through air
Air/O that gas distributing disc on the outside of runner comes with air flow channel2Combustion is mixed in the combustion zone of/oxygen-enriched air in combustion chamber
Burn.
Low temperature feedstock gas through the mouth of pipe by low temperature feedstock flow channel radially into the stabilization area on the outside of secondary reformer inner combustion chamber,
And it is ejected into through multiple gas distribution holes on combustion chamber by certain angle on flame, same to air/O2It is incomplete in/oxygen-enriched air
The O of burning2Burnt away in combustion zone.Low temperature feedstock gas forms one layer of low temperature air film between chamber wall and flame, effectively
Reduce radiant heat transfer of the flame to chamber wall.
When actually implementing the utility model, based on installing, overhauling convenient concrete structure design, burner is passed through into flange
Connection is divided into two parts, i.e. air flow channel is removable structure, is so changing or repairing air flow channel end and gas distributing disc
When, burner top can be moved to ground or manufactory is repaired or replaced.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. two-stage converter burner, including body of heater(1)And it is arranged on body of heater(1)Interior combustion chamber(2), it is characterised in that:
In the body of heater(1)On be provided with air flow channel(3), high temperature feedstock flow channel(4)And low temperature feedstock flow channel(5), it is described
Air flow channel(3)With high temperature feedstock flow channel(4)Respectively with combustion chamber(2)Inside connection, in the combustion chamber(2)Side wall on
It is provided with multiple gas distribution holes(6), the low temperature feedstock flow channel(5)Pass through gas distribution holes(6)With combustion chamber(2)It is internal
Connection.
2. two-stage converter burner according to claim 1, it is characterised in that:The combustion chamber(2)The gas of upper setting
Body distribution hole(6)Longitudinal center line and body of heater(1)Longitudinal center line α in a certain angle.
3. two-stage converter burner according to claim 2, it is characterised in that:The gas distribution holes(6)Relative to
Body of heater(1)The angle α of axial direction is acute angle.
4. two-stage converter burner according to claim 2, it is characterised in that:The low temperature feedstock flow channel(5)For
Radial arrangement, the low temperature feedstock flow channel(5)With combustion chamber(2)The low temperature feedstock gas stabilization area of annular is formed between outer wall
(7), the gas distribution holes(6)It is arranged on low temperature feedstock gas stabilization area(7)Corresponding combustion chamber(2)Side wall on.
5. two-stage converter burner as claimed in any of claims 1 to 4, it is characterised in that:The air stream
Road(3)To be axial arranged, the air flow channel(3)The port of export extend to combustion chamber(2)Top, the high temperature feedstock air-flow
Road(4)For radial arrangement, the high temperature feedstock flow channel(4)With air flow channel(3)Between formed high temperature feedstock gas axial passage
(8), the high temperature feedstock flow channel(4)Interior high temperature feedstock gas and air flow channel(3)Interior air or oxygen or rich foster air
In combustion chamber(2)Top mixing, in the combustion chamber(2)Combustion zone in mixed combustion.
6. two-stage converter burner according to claim 5, it is characterised in that:In the air flow channel(3)Bottom with
Combustion chamber(2)Between be provided with gas distributing disc(9), the gas distributing disc(9)It is axially logical to be arranged on the high temperature feedstock gas
Road(8)Exit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720554912.2U CN206739300U (en) | 2017-05-18 | 2017-05-18 | Two-stage converter burner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720554912.2U CN206739300U (en) | 2017-05-18 | 2017-05-18 | Two-stage converter burner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206739300U true CN206739300U (en) | 2017-12-12 |
Family
ID=60566912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720554912.2U Active CN206739300U (en) | 2017-05-18 | 2017-05-18 | Two-stage converter burner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206739300U (en) |
-
2017
- 2017-05-18 CN CN201720554912.2U patent/CN206739300U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104081125B (en) | Fast energy release burner and using method thereof | |
CN105650624B (en) | A kind of coal gas and air classification premixed combustion and the hot-blast stove for spreading heat | |
CN101707893A (en) | Air heater | |
CN101694297A (en) | Forced-draft burner and method for regularizing side-combustion high-temperature preheated air of square-box furnace | |
CN107131498A (en) | It is a kind of to reduce the gas combustion heating furnace of nitrogen oxides and organic volatile discharge | |
CN103175398B (en) | A kind of precalcining system firing heavy oil New Type Dry-process Cement Production | |
CN205480977U (en) | Low NOx of ratio adjustment circle flame discharges gas combustion ware | |
CN101382286B (en) | Air flow circle alternating and equalization injection combustor for stabilizing flame by pre-mixing | |
CN204690029U (en) | The hotblast stove of a kind of coal gas and air gap air film impingement mix preheated burning | |
CN206831504U (en) | Drying grate coal dust concurrent heating burner | |
CN101644481B (en) | Top-fired air heating furnace | |
CN206739300U (en) | Two-stage converter burner | |
CN104296142A (en) | Fuel gas flame-free pure oxygen burner | |
CN204987008U (en) | Bispin STREAMING low heat value gas combustion ware | |
CN102766713A (en) | Air heating furnace with nozzles in pre-burning chamber for reflowing preheating burning by opposed jetting and mixing | |
CN103484588B (en) | Top combustion type hot air furnace arranging annular flameless combustion device below arch roof of combustion chamber | |
CN203215674U (en) | Combustor with built-in hot air pipe and combustion in nozzle orthogonal jet mixed heat accumulator | |
CN206739302U (en) | Radial flow two-stage converter burner | |
CN104805246B (en) | Flow equalizing hot blast heater with premix air flow nozzle interconnection and air supply flow curved flowing | |
CN201501893U (en) | Novel high-wind temperature top combustion type pebble bed hot wind furnace | |
CN202808849U (en) | Hot-blast stove using blast furnace gas as fuel | |
CN204550645U (en) | A kind of hotblast stove of samming current-sharing of coal gas premixed flow convolution burning | |
CN203653596U (en) | Staged mixed combustion hot-air furnace with annularly and uniformly distributed coal gas and air nozzles | |
CN202519283U (en) | Hot-blast stove with uniformly distributed nozzles jetting mixed hedging back flows for warm-up combustion in pre-combustion chamber | |
CN202519285U (en) | Hot-blast stove with sleeve burner and with conical regenerator for rectifying and supporting combustion in combustion chamber |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |