CN115247787A - Novel air smoke elimination type torch burner - Google Patents
Novel air smoke elimination type torch burner Download PDFInfo
- Publication number
- CN115247787A CN115247787A CN202210852942.7A CN202210852942A CN115247787A CN 115247787 A CN115247787 A CN 115247787A CN 202210852942 A CN202210852942 A CN 202210852942A CN 115247787 A CN115247787 A CN 115247787A
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- CN
- China
- Prior art keywords
- burner
- air
- torch
- gas
- air duct
- 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.)
- Pending
Links
- 239000000779 smoke Substances 0.000 title claims description 9
- 230000008030 elimination Effects 0.000 title description 3
- 238000003379 elimination reaction Methods 0.000 title description 3
- 238000002485 combustion reaction Methods 0.000 claims abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 21
- 238000009792 diffusion process Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000003570 air Substances 0.000 description 61
- 239000007789 gas Substances 0.000 description 47
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/26—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid with provision for a retention flame
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/70—Baffles or like flow-disturbing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/84—Flame spreading or otherwise shaping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/08—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases using flares, e.g. in stacks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
Abstract
A novel air smoke-eliminating type torch burner is characterized by comprising a conical air duct outlet, a barrel body, a torch air pipeline, burner branches, a fire gathering block, a flame stabilizing hole and a gas hole. According to the invention, the conical air duct outlet, the fire gathering block and the flame stabilizing hole structure are arranged outside the torch burner, so that the air and the torch gas are fully mixed, and the safe, stable and environment-friendly combustion of the torch gas is ensured. The preliminary mixing of air and flare gas is promoted by utilizing the jet entrainment principle of the flare gas; the outlet structure of the conical air duct is utilized to improve the flow velocity of the mixed gas to realize further mixing of the air and the flare gas, and more peripheral air can be sucked to participate in combustion; the low-speed area of the combustible is formed by the flow choking function of the fire gathering block and the fuel cohesion effect of the flame stabilizing holes, so that stable and safe combustion of the combustor under large, medium and small full working conditions is ensured.
Description
Technical Field
The invention relates to a torch burner, in particular to a burner for processing waste gas in the industrial fields of petroleum, chemical industry, metallurgy, plastics and the like, and specifically relates to a novel air smoke-eliminating torch burner.
Technical Field
The torch burner is widely applied to the industrial fields of petroleum, chemical industry, metallurgy, plastics and the like. Flare burners generally mix and burn air and flare gas in a manner that environmentally protects the toxic and harmful flare gas from the combustion of carbon dioxide and water. When the air and the flare gas are not sufficiently mixed, the flare gas cannot be completely combusted, a large amount of black smoke is generated, and the environmental pollution is caused; the conventional flare burner uses steam and compressed air to entrain air and mix with flare gas to eliminate smoke, but can also use a blower to eliminate smoke under the condition of no public engineering conditions such as steam or compressed air, and is called an air smoke elimination type flare burner. The conventional air smoke-eliminating torch burner can not ensure the combustion smoke-eliminating effect and the combustion stability at the same time, and the blower has large smoke-eliminating energy consumption or has the risk of unstable flame combustion. There is therefore a need for further optimization of flare burners.
Disclosure of Invention
The invention aims to solve the problem of incomplete combustion in the combustion process of the conventional flare burner, and provides a novel air smoke-eliminating flare burner which achieves a smoke-free effect while ensuring the sufficient and stable combustion of flare gas by improving the mixing mode of the flare gas and air.
The technical scheme of the invention is as follows:
the utility model provides a novel air smoke abatement type torch combustor, it includes dryer and torch gas pipeline, characterized by: a conical air duct is arranged at the outlet end of the air duct, and a fire gathering block is arranged at the inner side of the small end of the conical air duct; the flare gas pipeline is positioned in the air duct, the upper end of the flare gas pipeline is provided with a burner branch, and the burner branch is provided with a flame stabilizing hole and a gas hole; air flows into the conical air duct from bottom to top through the barrel, and the air flow rate and the jet momentum are improved under the action of the conical structure, so that the aim of fully mixing the air and the torch gas is fulfilled, and more secondary air is entrained and absorbed to participate in combustion; the flare gas is respectively sprayed out from the flame stabilizing hole and the gas hole after passing through the flare gas pipeline and the branch of the burner, and the preliminary mixing of the air and the flare gas is promoted by utilizing the high-speed entrainment principle of the flame stabilizing hole and the gas hole; the burner can stably and safely burn by utilizing the fire gathering holes which are arranged on the fire gathering blocks and can generate combustible low-speed areas at the outlet of the conical air duct; the axis of the flame stabilizing hole inclines towards the center of the burner so as to ensure that the center of the burner maintains a diffusion combustion area and realize smokeless combustion.
The diameter of the outer circle of the air duct is 400mm at minimum and 1000mm at maximum according to the torch gas treatment capacity.
The taper angle of the conical air duct is 10-40 degrees, the length of the inclined plane of the conical structure is 50-500 mm, and the diameter of the outlet of the conical air duct is 360mm at the minimum and 960mm at the maximum according to the treatment capacity of the torch gas.
The fire gathering blocks are arranged at the outlet of the conical air duct, the diameter of fire gathering holes arranged on the fire gathering blocks is 2-20mm, and the number of the fire gathering blocks is 2-8 and is aligned with the branches of the combustor.
The fire gathering block consists of a straight line section and a curved section, the curved section is provided with a fire gathering hole, the fire gathering hole is preferably of a tapered hole structure, and the fire gathering hole can generate a combustible low-speed area at the outlet of the tapered air duct.
The inclined angle of the flame stabilizing holes towards the center of the burner is 10-30 degrees, so that a diffusion combustion area is maintained at the center of the burner.
The invention has the beneficial effects that:
1. the branch 4 of the torch burner is provided with the flame stabilizing hole 6 and the gas hole 7, and the primary mixing of primary air and torch gas is promoted by utilizing the entrainment principle of the jetting momentum of the torch gas flame gathering 9 holes.
2. Utilize toper dryer export 1 structure, improve preliminary mist velocity of flow reinforcing injection momentum, when realizing the intensive mixing of primary air and torch gas, the entrainment is around more secondary air participate in the burning, guarantee the abundant smokeless burning of torch gas burning.
3. The principle that the fire gathering holes 9 of the fire gathering block 5 can generate combustible low-speed areas at the outlet of the conical air duct is utilized, meanwhile, the flame stabilizing holes 6 are inclined to the center of the burner by 10-30 degrees, the center of the burner is ensured to maintain a diffusion combustion area, the burner can be ensured to be stably and safely combusted under large, medium and small flow, and the problems of flame misfiring, unstable combustion and the like can be avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
FIG. 3 is a schematic view of the fire focusing block structure of the present invention.
Fig. 4 is an expanded view of the fire gathering block structure of the present invention.
In the figure: 1-a conical air duct outlet, 2-an air duct, 3-a torch gas pipeline, 4-a burner branch, 5-a fire gathering block, 6-a flame stabilizing hole, 7-a gas hole, 8-a bolt hole and 9-a fire gathering hole.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1.
A novel air smoke abatement type torch burner comprises an air duct 2 and a torch gas pipeline 3, wherein the diameter of the outer circle of the air duct 2 is 400mm at the minimum and 1000mm at the maximum according to the processing capacity of torch gas, as shown in figure 1, a conical air duct 1 is arranged at the outlet end of the air duct 2, a fire gathering block 5 is arranged at the inner side of the small end of the conical air duct 1, the fire gathering block 5 is arranged at the outlet of the conical air duct 1, the diameter of a fire gathering hole 9 arranged on the fire gathering block is 2-20mm, and a conical hole structure is preferably adopted, so that a combustible low-speed area is generated, as shown in figure 3. The number of the fire gathering holes 9 on the single fire gathering block is 2-8, the number of the fire gathering blocks 5 is 2-8, and the fire gathering blocks are aligned with the burner branches 4. The fire gathering block 5 is composed of a straight line section and a curved section, as shown in fig. 3, fire gathering holes 9 are arranged on the straight line section and the curved section, the curved section is a double-row hole, the straight line section is a single-row hole, the curved section is of an S-shaped structure, and the fire gathering holes 9 of the conical structure can generate a combustible low-speed area at the outlet of the conical air duct 1. The taper angle of the conical air duct 1 is 10-40 degrees, the length of the inclined plane of the conical structure is 50-500 mm, and the diameter of the outlet of the conical air duct 3 is 360mm at the minimum and 960mm at the maximum according to the torch gas treatment capacity. The flare gas pipeline 3 is positioned in the wind barrel 2, the upper end of the flare gas pipeline 3 is provided with a burner branch 4, the burner branch 4 is provided with a flame stabilizing hole 6 and a gas hole 7, as shown in figure 2, air flows into the conical wind barrel 1 from bottom to top through the barrel 2, the air flow rate and the injection momentum are improved under the action of a conical structure, the purpose of fully mixing the air and the flare gas is achieved, and more secondary air is entrained and absorbed to participate in combustion; torch gas is respectively sprayed out of the flame stabilizing hole 6 and the gas hole 7 after passing through the torch gas pipeline 3 and the burner branch 4, and the preliminary mixing of the air and the torch gas is promoted by utilizing the high-speed entrainment principle of the flame stabilizing hole 6 and the gas hole 7; the burner can stably and safely burn by utilizing the fire gathering hole 9 which is arranged on the fire gathering block 5 and can generate a combustible low-speed area at the outlet of the conical air duct 1; the axial line of the flame stabilizing hole 6 inclines 10-30 degrees towards the center of the burner so as to ensure that the center of the burner maintains a diffusion combustion area and realize smokeless combustion.
The working principle of the invention is as follows:
air enters from the air duct 2, bypasses the outer sides of the burner branches 4 along the outer side of the flare gas pipeline 3, enters the conical air duct outlet 1 and is discharged. Torch gas enters from the inner side of the torch gas pipeline 3, passes through the burner branch 4, is respectively ejected from the flame stabilizing hole 6 and the gas hole 7, enters the conical air duct outlet 1 and is discharged.
Air and torch gas respectively enter the conical air duct outlet 1, and firstly, ambient air is sucked in an entrainment mode by utilizing the spraying principle of the flame gathering holes 9 of the torch gas, so that the primary mixing of the gas and the air is promoted. Secondly, the flow velocity of mixed gas is improved by utilizing the structure of the conical air duct outlet 1, the further mixing of air and flare gas is realized, and the entrainment of secondary air around the air duct is enhanced to participate in combustion. And finally, a combustible low-speed area can be kept by utilizing the structure of the fire gathering block 5, so that the burner can stably and safely burn.
The foregoing description is only a preferred embodiment of the present invention and is not intended to limit the present invention in any way, and many modifications and variations will be apparent to those skilled in the art. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
The present invention is not concerned with parts which are the same as or can be implemented using prior art techniques.
Claims (6)
1. The utility model provides a novel air smoke abatement type torch combustor, it includes dryer (2) and torch gas pipeline (3), characterized by: a conical air duct (1) is arranged at the outlet end of the air duct (2), and a fire gathering block (5) is arranged at the inner side of the small end of the conical air duct (1); the torch gas pipeline (3) is positioned in the wind barrel (2), the upper end of the torch gas pipeline (3) is provided with a burner branch (4), and the burner branch (4) is provided with a flame stabilizing hole (6) and a gas hole (7); air flows into the conical air duct (1) from bottom to top through the barrel (2), air flow rate and jet momentum are improved under the action of the conical structure, the aim of fully mixing the air and torch gas is fulfilled, and more secondary air is sucked to participate in combustion; torch gas is respectively sprayed out from the flame stabilizing hole (6) and the gas hole (7) after passing through the torch gas pipeline (3) and the burner branch (4), and the preliminary mixing of the air and the torch gas is promoted by utilizing the high-speed entrainment principle of the flame stabilizing hole (6) and the gas hole (7); the burner can stably and safely burn by utilizing the fire gathering holes (9) which are arranged on the fire gathering block (5) and can generate a combustible low-speed area at the outlet of the conical air duct; the axis of the flame stabilizing hole (6) inclines towards the center of the burner so as to ensure that the center of the burner maintains a diffusion combustion area and realize smokeless combustion.
2. The novel air-smokeless-type torch burner of claim 1, wherein: the diameter of the outer circle of the wind barrel (2) is at least 400mm and at most 1000mm according to the treatment capacity of the torch gas.
3. The novel air-smokeless-type torch burner of claim 1, wherein: the taper angle of the conical air duct (1) is 10-40 degrees, the length of the inclined plane of the conical structure is 50-500 mm, and the diameter of the outlet of the conical air duct is 360mm at the minimum and 960mm at the maximum according to the torch gas treatment capacity.
4. The novel air-smokeless-type flare burner of claim 1, wherein: the fire gathering blocks (5) are arranged at the outlet of the conical air duct (1), the diameter of fire gathering holes (9) arranged on the fire gathering blocks is 2-20mm, and the number of the fire gathering blocks (5) is 2-8 and is aligned with the branches (4) of the combustor.
5. The novel air-smokeless-type torch burner of claim 1, wherein: the fire gathering block (5) is composed of a straight line section and a curved section, a fire gathering hole (9) is formed in the curved section, and the fire gathering hole (9) can generate a combustible low-speed area at the outlet of the conical air duct.
6. The novel air-smokeless-type torch burner of claim 1, wherein: the angle of inclination of the flame stabilizing holes (6) to the center of the burner is 10-30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210852942.7A CN115247787A (en) | 2022-07-20 | 2022-07-20 | Novel air smoke elimination type torch burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210852942.7A CN115247787A (en) | 2022-07-20 | 2022-07-20 | Novel air smoke elimination type torch burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115247787A true CN115247787A (en) | 2022-10-28 |
Family
ID=83700479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210852942.7A Pending CN115247787A (en) | 2022-07-20 | 2022-07-20 | Novel air smoke elimination type torch burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115247787A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836624A (en) * | 2014-03-13 | 2014-06-04 | 杜建吉 | High-efficiency combined torch head |
| CN110062864A (en) * | 2016-11-01 | 2019-07-26 | 霍尼韦尔国际公司 | The asymmetric and biasing torch tip of mix flare burner |
| CN110793048A (en) * | 2019-10-16 | 2020-02-14 | 北京航化节能环保技术有限公司 | Novel low-pressure air combustion-supporting torch burner |
| CN214094479U (en) * | 2020-07-23 | 2021-08-31 | 无锡顺盟科技有限公司 | Dual-purpose low-nitrogen gas burner of dry gas propane |
-
2022
- 2022-07-20 CN CN202210852942.7A patent/CN115247787A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836624A (en) * | 2014-03-13 | 2014-06-04 | 杜建吉 | High-efficiency combined torch head |
| CN110062864A (en) * | 2016-11-01 | 2019-07-26 | 霍尼韦尔国际公司 | The asymmetric and biasing torch tip of mix flare burner |
| CN110793048A (en) * | 2019-10-16 | 2020-02-14 | 北京航化节能环保技术有限公司 | Novel low-pressure air combustion-supporting torch burner |
| CN214094479U (en) * | 2020-07-23 | 2021-08-31 | 无锡顺盟科技有限公司 | Dual-purpose low-nitrogen gas burner of dry gas propane |
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