CN107726323A - Ultra-low NOx emission circular flame oil and gas combination burner - Google Patents
Ultra-low NOx emission circular flame oil and gas combination burner Download PDFInfo
- Publication number
- CN107726323A CN107726323A CN201711209954.3A CN201711209954A CN107726323A CN 107726323 A CN107726323 A CN 107726323A CN 201711209954 A CN201711209954 A CN 201711209954A CN 107726323 A CN107726323 A CN 107726323A
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- China
- Prior art keywords
- air
- gun
- oil
- center
- brazier brick
- 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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- 239000011449 brick Substances 0.000 claims abstract description 60
- 239000003921 oil Substances 0.000 claims abstract description 39
- 239000000295 fuel oil Substances 0.000 claims abstract description 17
- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 239000000446 fuel Substances 0.000 claims description 43
- 239000007789 gas Substances 0.000 abstract description 41
- 239000000567 combustion gas Substances 0.000 abstract description 8
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D17/00—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
- F23D17/002—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or liquid fuel
Abstract
The invention discloses a kind of ultra-low NOx emission circular flame oil and gas combination burner, including cylinder, altar lamp, at least four groups of gas gun parts, outer brazier brick, tune wind butterfly valve, annular gas bag pipe, flame-observing hole, fire hole, center brazier brick, center brazier brick support frame, center oil gun, First air air channel and Secondary Air air channel, wind butterfly valve is adjusted to include First air handle and Secondary Air handle.The present invention is on the basis of realizing ultra-low NOx emission in burner single fire gas, increase air demarcation strip, First air handle, Secondary Air handle, center oil gun and center brazier brick, using fuel oil and combustion gas air channel isolation technics, so as to realize combustion gas and fuel oil fractional combustion, suppress NOx generations, also so that air is also classified, NOx generations are reduced, realize the purpose of low NOx drainage.
Description
Technical field
The present invention relates to petrochemical heating furnace burner apparatus, more particularly to a kind of ultra-low NOx emission circular flame oil
Gas combined combustion device.
Background technology
At present, petrochemical industry oil plant is due to consideration that fuel cost or need to burn up some fuel oils, therefore have to select
Select the higher oil and gas combination burner of NOx discharge.But due to State Environmental Protection Administration's issue《Petroleum refining industry pollutant is arranged
Put standard》（GB 31570-2015）Regulation 2015-07-01 is come into effect, and higher requirement is proposed to reducing NOx emission.
The content of the invention
The technical problems to be solved by the invention are to propose higher want to reducing NOx emission for above-mentioned prior art
The deficiencies of asking, there is provided it is a kind of can reach NOx emission requirement, to realize that combustion gas is also classified with fuel oil fractional combustion, air low
NOx emission circular flame oil and gas combination burner.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of ultra-low NOx emission circular flame oil and gas combination burner, including cylinder, at least altar lamp, four groups of gas gun parts.
The top of the cylinder is provided with outer brazier brick, and the inside of the cylinder is connected with the inside of the outer brazier brick.The cylinder
The side of body, which is provided with, adjusts wind butterfly valve.
The bottom of the cylinder is surrounded with annular gas bag pipe.At least four groups of gas gun part uniform rings are around described
One end of gas gun part described in outer brazier brick and every group is stretched into inside the outer brazier brick and outer through the bottom of the cylinder
Portion, the other end are connected with the annular gas bag pipe.The annular gas bag pipe is provided with inlet suction port.One end of the altar lamp
Put in through the bottom surface of the cylinder inside the outer brazier brick.The bottom of the cylinder is provided with flame-observing hole and fire hole.
The ultra-low NOx emission circular flame oil and gas combination burner also includes center brazier brick, center brazier brick supports
Frame, center oil gun.
The center brazier brick support frame includes pallet, support column, air demarcation strip.The support column is arranged on the cylinder
Internal bottom.The top of the support column is provided with pallet.The bottom of the pallet is provided with centre bore.The center brazier brick is set
Put on the pallet, and the lower section that the center brazier brick is in the outer brazier brick.
The bottom of the support column is provided with air demarcation strip.The air demarcation strip is by inner barrel and adjusts wind butterfly valve to be divided into
First air air channel and Secondary Air air channel, and First air air channel is in the bottom in Secondary Air air channel.The bottom of the support column is set
There is square hole, and the square hole is connected with the First air air channel.One end of the center oil gun passes through the bottom of the cylinder
Stretch into the middle lower section of the center brazier brick so that height is formed on the top at the top of the center oil gun and the gas gun part
Degree is poor.
In one of the embodiments, the tune wind butterfly valve includes First air handle and Secondary Air handle.The First air
Handle corresponds to the First air air channel.The Secondary Air handle corresponds to the Secondary Air air channel.
In one of the embodiments, the center oil gun includes fuel oil-in, steam inlet, fuel oil barral of a gun, mixing
Device and shower nozzle.One end of the fuel oil barral of a gun is respectively equipped with fuel oil-in and steam inlet, the other end and the blender phase
Even.That end of the blender away from the fuel oil-in is provided with shower nozzle.
In one of the embodiments, the First air air channel correspondingly adjusts the area of section at wind butterfly valve to account for First air air channel
It is corresponding with Secondary Air air channel to adjust 20%~30% of area of section sum at wind butterfly valve.
In one of the embodiments, gas gun part described in every group includes main fuel barral of a gun, branch fuel barral of a gun, one-level
Burner and two level burner.
The outside of the outer brazier brick is stretched into one end of the main fuel barral of a gun through the bottom of the cylinder, the other end with
The annular gas bag pipe is connected.The main fuel barral of a gun is provided with the branch fuel barral of a gun.The branch fuel barral of a gun and institute
State the middle part that main fuel barral of a gun is connected and the branch fuel barral of a gun is put in the outer brazier brick.The branch fuel barral of a gun
Top be provided with the one-level burner.The top of the main fuel barral of a gun is provided with the two level burner.
Advantages of the present invention and its advantage：
1st, the present invention is on the basis of realizing ultra-low NOx emission in burner single fire gas, increase air demarcation strip,
First air handle, Secondary Air handle, center oil gun and center brazier brick, using fuel oil and combustion gas air channel isolation technics, from
And combustion gas and fuel oil fractional combustion are realized, suppress NOx generations, also make it that air is also classified, reduce NOx generations, realize low NOx rows
The purpose put.
2nd, center oil gun of the present invention includes blender, and atomizing effect is good, flame forming.
Brief description of the drawings
Fig. 1 is the main sectional view of the present invention.
Fig. 2 is the top view of the present invention.
Fig. 3 is the main sectional view of center brazier brick of the present invention.
Fig. 4 is the top view of center brazier brick of the present invention.
Fig. 5 is the structural representation of cylinder of the present invention and center brazier brick support frame.
Fig. 6 is the part-structure schematic diagram of gas gun part and annular gas bag pipe.
Fig. 7 is the top view of gas gun part and annular gas bag pipe.
The structural representation of oil gun centered on Fig. 8.
Embodiment
For the ease of understanding the present invention, the present invention is comprehensively described below with reference to relevant drawings.Given in accompanying drawing
The preferred embodiment of the present invention is gone out.But the present invention can be embodied in many different forms, however it is not limited to described herein
Embodiment.On the contrary, the purpose for providing these embodiments is to make the disclosure more thorough and comprehensive.
It should be noted that when element is referred to as " setting " in another element, it can be directly in another element
Above or there may also be element placed in the middle.When an element be considered as with another element " being connected ", it can be direct
Another element is connected to, or may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of body embodiment, it is not intended that in the limitation present invention.
Embodiment 1
Refer to Fig. 1 to Fig. 4, a kind of ultra-low NOx emission circular flame oil and gas combination burner, including cylinder 3, altar lamp 4, eight
Group gas gun part 5, outer brazier brick 1, adjust wind butterfly valve 8, annular gas bag pipe 7, flame-observing hole 9, fire hole 10, center brazier brick 2, in
Heart brazier brick support frame 21, center oil gun 6, First air air channel 31 and Secondary Air air channel 32.
Wherein, the top of cylinder 3 is provided with outer brazier brick 1, and the inside of cylinder 3 is connected with the inside of outer brazier brick 1.Cylinder
The side of body 3, which is provided with, adjusts wind butterfly valve 8.
Specifically, the bottom of cylinder 3 is surrounded with annular gas bag pipe 7.Eight groups of uniform rings of gas gun part 5 are around outer fire pot
Outer brazier brick 1 through the bottom of cylinder 3 is stretched into one end of brick 1 and every group of gas gun part 5 inside and outside, the other end and annular
Gas bag pipe 7 is connected.Annular gas bag pipe 7 is provided with inlet suction port.One end of altar lamp 4 puts in outer fire through the bottom surface of cylinder 3
Inside basin brick 1.The bottom of cylinder 3 is provided with flame-observing hole 9 and fire hole 10.
Referring to Fig. 5, center brazier brick support frame 21 include pallet 213, support column 211, air demarcation strip 212, square hole,
Centre bore.
Specifically, support column 211 is arranged on the bottom in cylinder 3.The top of support column 211 is provided with pallet 213.Pallet
213 bottom is provided with centre bore.Center brazier brick 2 is arranged on pallet 213, and causes center brazier brick 2 to be in outer brazier brick 1
Interior lower section.
Specifically, the bottom of support column 211 is provided with air demarcation strip 212.Air demarcation strip 212 is by the inside of cylinder 3 and adjusts
Wind butterfly valve 8 divide into First air air channel 31 and Secondary Air air channel 32, and First air air channel 31 is in the bottom in Secondary Air air channel 32.
The bottom of support column 211 is provided with square hole, and square hole is connected with First air air channel 31.One end of center oil gun 6 passes through the bottom of cylinder 3
Portion stretches into the middle lower section of center brazier brick 2 so that the top of center oil gun 6 forms difference in height with the top of gas gun part 5.
Fig. 1 and Fig. 5 are referred to, adjusts wind butterfly valve 8 to include First air handle 81 and Secondary Air handle 82.First air handle 81 is right
Answer First air air channel 31.The corresponding Secondary Air air channel 32 of Secondary Air handle 82.
Referring to Fig. 8, center oil gun 6 includes fuel oil-in 61, steam inlet 62, fuel oil barral of a gun 63, the and of blender 64
Shower nozzle 65.
Specifically, one end of fuel oil barral of a gun 63 is respectively equipped with fuel oil-in 61 and steam inlet 62, the other end is with mixing
Device 64 is connected.That end of blender 64 away from fuel oil-in 61 is provided with shower nozzle 65.
Wherein, the corresponding area of section adjusted at wind butterfly valve 8 in First air air channel 31 accounts for First air air channel 31 and Secondary Air air channel
The 20%~30% of area of section sum at 32 corresponding tune wind butterfly valves 8.
Fig. 6 and Fig. 7 are referred to, every group of gas gun part 5 includes main fuel barral of a gun 51, branch fuel barral of a gun 52, one-level and burnt
Mouth and two level burner.
Specifically, the outside of outer brazier brick 1 is stretched into one end of main fuel barral of a gun 51 through the bottom of cylinder 3, the other end with
Annular gas bag pipe 7 is connected.Main fuel barral of a gun 51 is provided with branch fuel barral of a gun 52.Branch fuel barral of a gun 52 and main fuel barral of a gun 51
It is connected and middle part that branch fuel barral of a gun 52 is put in outer brazier brick 1.The top of branch fuel barral of a gun 52 is provided with one-level burner.
The top of main fuel barral of a gun 51 is provided with two level burner.
The operation principle and its course of work of the present invention：
Air demarcation strip 212 is by the inside of cylinder 3 and adjusts wind butterfly valve 8 to divide into First air air channel 31 and Secondary Air air channel 32 so that
Air into air channel is divided into primary and secondary air, the wherein corresponding First air air channel 31 of First air handle 81, the correspondence of Secondary Air handle 82
Secondary Air air channel 32, the corresponding area of section adjusted at wind butterfly valve 8 in First air air channel 31 account for total duct cross-section area sum 20 ~
30%：The air force of First air and Secondary Air is separately adjustable by First air handle 81 and Secondary Air handle 82 respectively, in fuel burning
When oil and fuel burning gas, there can be rational air distribution, it is more abundant to be advantageous to burning.First air after First air air channel 31 is entered, by
In the effect of air demarcation strip 212, air is set directly to be entered by the square hole below support column 211 in center brazier brick 2, and
Air classification is formed with Secondary Air, air classification can effectively suppress NOx generation, and reach reduces in burner oil-gas mixed burning
The purpose of NOx generations.Center brazier brick 2 is placed on pallet 213, and centre bore is provided with pallet 213, in entering beneficial to First air
In heart brazier brick 2.
The combustion air of the present invention is by adjusting wind butterfly valve 8 and by the reasonable wind distribution of primary and secondary air, into respective wind
Road, First air successively through First air air channel 31, square hole, inside support column 211, centre bore enter center brazier brick 2, participate in center
The fuel oil combustion of oil gun 6.Secondary Air is through Secondary Air air channel 32, until the outside of center brazier brick 2 and the outer inner side of brazier brick 1
Annular space, participate in the fuel gas burning of gas gun part 5, this structure realizes the air classification of burner, air classification
NOx generation can effectively be suppressed, reach the purpose that NOx generations are reduced in burner oil-gas mixed burning.During center oil gun 6 is located at
The middle lower section of heart brazier brick 2, center brazier brick 2 serve the effect of stable flame, top and combustion gas along with center oil gun 6
The tip position of rifle part 5 forms difference of height, therefore center oil 6 forms fuel staging, fuel-staged combustion with gas gun part 5
It further suppress NOx generation.
Fuel oil enters blender 64 by fuel oil-in 61, and blended device 64 is sprayed by shower nozzle 65 again after being atomized.
Advantages of the present invention and its advantage：
1st, the present invention is on the basis of realizing ultra-low NOx emission in burner single fire gas, increase air demarcation strip 212,
First air handle 81, Secondary Air handle 82, center oil gun 6 and center brazier brick 2, skill is separated with combustion gas air channel using fuel oil
Art, so as to realize combustion gas and fuel oil fractional combustion, suppress NOx generations, also air is also classified, reduce NOx generations, realize low
The purpose of NOx emission.
2nd, center oil gun 6 of the present invention includes blender 64, and atomizing effect is good, flame forming.
Embodiment described above only expresses one embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (5)
1. a kind of ultra-low NOx emission circular flame oil and gas combination burner, including cylinder, at least altar lamp, four groups of gas gun portions
Point, the top of the cylinder is provided with outer brazier brick, and the inside of the cylinder is connected with the inside of the outer brazier brick,
The side of the cylinder, which is provided with, adjusts wind butterfly valve, and the bottom of the cylinder is surrounded with annular gas bag pipe, at least four groups of combustions
Air gun part uniform ring stretches into around one end of gas gun part described in the outer brazier brick and every group through the bottom of the cylinder
The outer brazier brick is inside and outside, and the other end is connected with the annular gas bag pipe, and the annular gas bag pipe is provided with air inlet
Joint, one end of the altar lamp are put in inside the outer brazier brick through the bottom surface of the cylinder, and the bottom of the cylinder is set
There are flame-observing hole and fire hole, it is characterised in that the ultra-low NOx emission circular flame oil and gas combination burner also includes central flame
Basin brick, center brazier brick support frame, center oil gun；
The center brazier brick support frame includes pallet, support column, air demarcation strip, and the support column is arranged in the cylinder
Bottom, the top of the support column is provided with pallet, and the bottom of the pallet is provided with centre bore, and the center brazier brick is arranged on
On the pallet, and the lower section that the center brazier brick is in the outer brazier brick, the bottom of the support column is provided with
Air demarcation strip, the air demarcation strip is by inner barrel and adjusts wind butterfly valve to divide into First air air channel and Secondary Air air channel, and
First air air channel is in the bottom in Secondary Air air channel, and the bottom of the support column is provided with square hole, and the square hole with it is described once
Wind air channel is connected, and one end of the center oil gun stretches into the middle lower section of the center brazier brick through the bottom of the cylinder,
So that difference in height is formed on the top at the top of the center oil gun and the gas gun part.
2. ultra-low NOx emission circular flame oil and gas combination burner according to claim 1, it is characterised in that the tune
Wind butterfly valve includes First air handle and Secondary Air handle, and the First air handle corresponds to the First air air channel, and described two
Secondary wind handle corresponds to the Secondary Air air channel.
3. ultra-low NOx emission circular flame oil and gas combination burner according to claim 1, it is characterised in that in described
Heart oil gun includes fuel oil-in, steam inlet, fuel oil barral of a gun, blender and shower nozzle；One end of the fuel oil barral of a gun point
Not She You fuel oil-in and steam inlet, the other end is connected with the blender, and the blender enters away from the fuel oil
That end of mouth is provided with shower nozzle.
4. ultra-low NOx emission circular flame oil and gas combination burner according to claim 1, it is characterised in that described one
Correspondingly adjust the area of section at wind butterfly valve to account for First air air channel and Secondary Air air channel and correspondingly adjust section face at wind butterfly valve in secondary wind air channel
The 20%~30% of product sum.
5. ultra-low NOx emission circular flame oil and gas combination burner according to claim 1, it is characterised in that every group of institute
Stating gas gun part includes main fuel barral of a gun, branch fuel barral of a gun, one-level burner and two level burner, and the one of the main fuel barral of a gun
The outside of the outer brazier brick is stretched at end through the bottom of the cylinder, and the other end is connected with the annular gas bag pipe, the master
Fuel barral of a gun is provided with the branch fuel barral of a gun, and the branch fuel barral of a gun is connected and described point with the main fuel barral of a gun
The middle part that branch fuel barral of a gun is put in the outer brazier brick, the top of the branch fuel barral of a gun are provided with the one-level burner, institute
The top for stating main fuel barral of a gun is provided with the two level burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711209954.3A CN107726323A (en) | 2017-11-28 | 2017-11-28 | Ultra-low NOx emission circular flame oil and gas combination burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711209954.3A CN107726323A (en) | 2017-11-28 | 2017-11-28 | Ultra-low NOx emission circular flame oil and gas combination burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107726323A true CN107726323A (en) | 2018-02-23 |
Family
ID=61219737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711209954.3A Withdrawn CN107726323A (en) | 2017-11-28 | 2017-11-28 | Ultra-low NOx emission circular flame oil and gas combination burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107726323A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679608A (en) * | 2018-07-23 | 2018-10-19 | 岳阳钟鼎热工电磁科技有限公司 | A kind of big load boiler gas burner of ultra-low NOx emission |
| CN108758623A (en) * | 2018-05-08 | 2018-11-06 | 清华大学 | A kind of oil-gas two-way burner |
| CN110553257A (en) * | 2019-09-19 | 2019-12-10 | 洛阳瑞铝耐火材料有限公司 | Novel high-efficiency low NO X burner |
| CN111520721A (en) * | 2020-04-03 | 2020-08-11 | 岳阳远东节能设备有限公司 | Low-NOx-emission efficient energy-saving combustor capable of burning heavy oil, oil slurry and fuel gas |
| CN113864774A (en) * | 2021-09-29 | 2021-12-31 | 洛阳乐邦石化设备有限公司 | Low-NOx low-CO high-efficiency energy-saving combustor |
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| CN206320749U (en) * | 2016-12-09 | 2017-07-11 | 岳阳钟鼎热工电磁科技有限公司 | Ultra-low NOx emission indigo plant flame circular gas burner |
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| CN206656356U (en) * | 2017-04-21 | 2017-11-21 | 湖南一航石化设备有限公司 | A kind of ultralow nitrogen oxides oil and gas combination burner |
| CN207599709U (en) * | 2017-11-28 | 2018-07-10 | 岳阳钟鼎热工电磁科技有限公司 | Ultra-low NOx emission circular flame oil and gas combination burner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2550652Y (en) * | 2002-04-30 | 2003-05-14 | 刘超杰 | High efficiency environment protection burner |
| CN202902281U (en) * | 2012-10-15 | 2013-04-24 | 江苏焱鑫科技股份有限公司 | Back-mixing type multi-level burning low nitric oxide (NOx) gas burner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758623A (en) * | 2018-05-08 | 2018-11-06 | 清华大学 | A kind of oil-gas two-way burner |
| CN108758623B (en) * | 2018-05-08 | 2019-09-20 | 清华大学 | A kind of oil-gas two-way burner |
| CN108679608A (en) * | 2018-07-23 | 2018-10-19 | 岳阳钟鼎热工电磁科技有限公司 | A kind of big load boiler gas burner of ultra-low NOx emission |
| CN110553257A (en) * | 2019-09-19 | 2019-12-10 | 洛阳瑞铝耐火材料有限公司 | Novel high-efficiency low NO X burner |
| CN111520721A (en) * | 2020-04-03 | 2020-08-11 | 岳阳远东节能设备有限公司 | Low-NOx-emission efficient energy-saving combustor capable of burning heavy oil, oil slurry and fuel gas |
| CN113864774A (en) * | 2021-09-29 | 2021-12-31 | 洛阳乐邦石化设备有限公司 | Low-NOx low-CO high-efficiency energy-saving combustor |
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Application publication date: 20180223 |