CN113623654A - Steam smoke abatement ground torch combustion system - Google Patents
Steam smoke abatement ground torch combustion system Download PDFInfo
- Publication number
- CN113623654A CN113623654A CN202110949505.2A CN202110949505A CN113623654A CN 113623654 A CN113623654 A CN 113623654A CN 202110949505 A CN202110949505 A CN 202110949505A CN 113623654 A CN113623654 A CN 113623654A
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- Prior art keywords
- steam
- holes
- gas
- flame
- torch
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- 239000000779 smoke Substances 0.000 title claims abstract description 27
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 45
- 239000002737 fuel gas Substances 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 239000007921 spray Substances 0.000 claims abstract description 8
- 239000004071 soot Substances 0.000 claims abstract description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 7
- 230000008030 elimination Effects 0.000 abstract description 7
- 238000003379 elimination reaction Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- 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
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- 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 steam smoke abatement ground torch combustion system adopts a plurality of groups of novel steam smoke abatement torch combustors, and is characterized in that the novel steam smoke abatement torch combustors are composed of torch gas pipelines and steam pipelines, the combustors adopt a quincunx porous design structure, quincunx branches of the combustors are provided with 10-30-degree corners, torch gas is sent to the combustors and then is ejected upwards from torch gas holes in a spiral mode at a high speed, and steam is ejected through an annular pipe. The combustor fully utilizes the air entrainment capacity when fuel gas is sprayed out from the spray holes, and then a large amount of air is directionally sprayed to the flame soot formation area through high-speed steam entrainment, so that sufficient air and water vapor are provided to realize targeted smoke elimination. The steam guide flame plays a role in flame transmission among the burners, and the problem that smoke-eliminating steam in the traditional ground flare burner inhibits flame transmission is solved.
Description
Technical Field
The invention belongs to the field of ground torch systems, is mainly applied to the industries of petrifaction, chemical engineering, coking and the like, and particularly relates to a steam smoke-eliminating ground torch combustion system.
Background
The process for treating waste gas by using the ground torch is widely applied to waste gas treatment in the petrochemical industry due to small occupied area of the device, low investment cost and high treatment efficiency. A traditional ground torch combustion system is mainly characterized in that a combustor adopted by the traditional ground torch combustion system is mostly designed into a plum branch structure, a gas hole is formed in the branch, and smoke is eliminated by means of steam injection and the like. This type of smoke abatement generally results in insufficient injected air and failure to provide sufficient air and steam to assist in smoke abatement in the soot formation zone, thereby reducing the smoke abatement effect and causing flame transfer difficulties between burners. In order to solve the problems, the invention provides a ground torch combustion system adopting a novel steam smoke-eliminating combustor.
Disclosure of Invention
The invention aims to solve the problems that sufficient air and steam cannot be provided for a soot forming area to assist in smoke elimination, smoke elimination effect is reduced, and flame transmission between burners is difficult in the existing burner with a plum branch structure, and a steam smoke elimination ground torch combustion system is designed.
The technical scheme of the invention is as follows:
the utility model provides a steam smoke abatement ground torch combustion system, includes ground torch barrel, has arranged multiunit steam smoke abatement ground torch combustor 0 in the barrel, characterized by: the ground torch burner 0 comprises a plum blossom-shaped fuel gas branch 2, a flame stabilizing hole 6 is vertically arranged at the root of the plum blossom-shaped fuel gas branch 2, when the burner works, torch gas ejected from the flame stabilizing hole 6 forms a low-speed area, and small flames are formed in the low-speed area, so that the effect of stabilizing the flames is realized; a plurality of gas holes 1 are vertically arranged on the branches of the plum blossom-shaped gas branch 2; the gas holes 1 are arranged on the branches in an outer-dense and inner-sparse non-uniform mode, the center distance of the innermost gas holes is 3-5 times of the diameter of the gas holes, the center distance of the outermost gas holes is 1.8-3.6 times of the diameter of the gas holes, so that the pneumatic energy of a torch is fully utilized to suck surrounding air to enhance combustion air supply, and the condition that flame is excessively adhered is avoided; flame transmission holes 4 are formed in the end portions of part or all of the plum blossom-shaped gas branches 2, the plum blossom-shaped gas branches 2 provided with the flame transmission holes 4 are symmetrically arranged, the vertical wall surfaces of the flame transmission holes are perforated, the size of each flame transmission hole is 0.5-1.5 times that of a gas hole 1, and the included angle between the axial lead of each flame transmission hole 4 and the horizontal line is 10-45 degrees, so that flames of the flame transmission holes 4 are obliquely ejected from inside to outside, the success rate of igniting and transmitting the flames among combustors is remarkably improved, and the combustion treatment efficiency of a ground flare system is improved; the annular steam pipeline 5 is arranged at the lower part of the plum blossom-shaped fuel gas branches 2, steam spray holes 3 are formed in the annular steam pipeline 5, each plum blossom-shaped fuel gas branch 2 is provided with 2-6 steam spray holes 3, the diameter of each steam spray hole is 2-4 mm, the arrangement principle is to ensure that the steam sprayed uniformly covers a soot generation area where fuel gas is sprayed and combusted, and the steam spraying direction is intersected with the fuel gas spraying direction so as to greatly reduce smoke-eliminating steam consumption.
The invention has the beneficial effects that:
the traditional steam smoke elimination type ground flare system has the problem that the flame transmission performance is reduced due to the existence of steam, and the steam smoke elimination ground flare combustor not only solves the problem of the reduction of the flame transmission capacity of the steam, but also enhances the capacity of igniting an adjacent combustor by using the steam through a flame transmission hole.
According to the invention, the gas is introduced into the optimally arranged gas holes, so that the problem of oxygen deficiency during gas combustion is solved, the capability of entrainment of air by the kinetic energy of the gas is more reasonably utilized, the mixing of the gas and the air and the interference of the flame shape are enhanced, and the problem of the flame stability is solved; by adding the flame transfer holes, the flame transfer capability between the burners is enhanced; the steam targeted smoke elimination effect is realized by optimizing the form and arrangement of the steam jet holes. The optimal utilization of the kinetic energy of the fuel gas and the kinetic energy of the steam is integrally realized, the flame transfer function of the flame at the flame transfer holes is promoted, and the problem that more soot is generated in the flame at the flame transfer holes of the traditional combustor is solved.
On the premise of achieving the same smoke abatement effect and treatment capacity, the invention realizes the combustion effect of fully mixing fuel gas and air, has lower steam consumption, saves more energy, effectively reduces carbon emission, and has simple integral structure and convenient maintenance.
Drawings
FIG. 1 is a schematic diagram of the structure of a steam-based ground flare combustion system for eliminating smoke.
FIG. 2 is a schematic structural diagram of the novel steam smoke abatement ground flare burner of the present invention.
FIG. 3 is a schematic view of the structure of the flame-transmitting hole of the novel steam smoke-eliminating ground flare burner.
FIG. 4 is a schematic view of the steam spraying direction of the novel steam smoke-eliminating ground flare burner.
In the figure: 0-ground torch burner, 1-gas hole, 2-plum blossom-shaped gas branch, 3-steam hole, 4-flame-transmitting hole, 5-annular steam pipeline, 6-flame-stabilizing hole, branch without flame-transmitting hole for a and branch with flame-transmitting hole for b.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1-4.
A steam smoke abatement ground torch combustion system comprises a ground torch cylinder, a ground torch windproof wall, a beacon light and a ground torch cylinder base, as shown in figure 1, a plurality of groups of novel steam smoke abatement ground torch burners 0 as shown in figure 2 are arranged in the cylinder, and the novel steam smoke abatement ground torch burners can be made into various combination forms such as annular arrangement, display arrangement and interval arrangement, as shown in figure 1. The novel steam smoke abatement ground torch burner 0 comprises a plum blossom-shaped gas branch 2, a flame stabilizing hole 6 perpendicular to the gas branch 2 is arranged on the gas branch, and when the burner works, torch gas ejected from the flame stabilizing hole 6 can form a low-speed area, and small flames are formed in the low-speed area to realize the effect of stabilizing the flames. A plurality of gas holes 1 are vertically arranged on a plum blossom-shaped gas branch 2 with a rotation angle of 10-30 degrees. The gas holes are arranged on the gas branches according to the outer-dense inner-sparse non-uniformity, the center distance of the innermost gas holes is 3-5 times of the diameter of the gas holes, and the center distance of the outermost gas holes is 1.8-3.6 times of the diameter of the gas holes. The design can fully utilize the pneumatic energy of the torch to suck the surrounding air to enhance the combustion air supply, and the condition of over-adhesion of flame can not occur. As shown in fig. 3, the flame-transmitting holes 4 are arranged at the end of the plum blossom-shaped fuel gas branch 2, the fuel gas branches provided with the flame-transmitting holes are symmetrically arranged, the branch 2 without the flame-transmitting holes 4 is marked as a in fig. 2, the branch 2 with the flame-transmitting holes 4 is marked as b, the number of the holes punched on the vertical wall surface of the flame-transmitting holes is 1-3, the size of the flame-transmitting holes is 0.5-1.5 times that of the fuel gas holes, and the included angle between the flame-transmitting holes and the horizontal line is 10-45 degrees. The flame of the flame transfer hole is obliquely sprayed from inside to outside, the design can obviously improve the success rate of igniting and transferring flame among the burners, and improve the combustion treatment efficiency of a ground flare system. As shown in figure 4, an annular steam pipeline 5 is arranged at the lower part of the plum blossom-shaped fuel gas branch 2, a steam spray hole 3 is formed in the steam pipeline 5, each combustor branch is provided with 2-6 steam holes, the size of each steam hole is 2-4 mm, the arrangement principle is to ensure that the steam sprayed uniformly covers a soot generation area burnt after the fuel gas is sprayed, and the steam spraying direction is intersected with the fuel gas spraying direction. The smoke-eliminating steam consumption can be greatly reduced under the arrangement rule. In specific implementation, the size range of the ground flare combustor is 380-620 mm generally, the diameter of the steam loop is 200-550 mm, and the steam loop is 50-300 mm lower than the flare gas branches.
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 steam smoke abatement ground torch combustion system, includes ground torch barrel, has arranged multiunit steam smoke abatement ground torch combustor (0) in the barrel, characterized by: the ground torch burner (0) comprises a plum blossom-shaped gas branch (2), the root of the plum blossom-shaped gas branch (2) is vertically provided with a flame stabilizing hole (6), when the burner works, torch gas ejected from the flame stabilizing hole (6) can form a low-speed area, and small flames are formed in the low-speed area, so that the effect of stabilizing the flames is realized; a plurality of gas holes (1) are vertically arranged on the branches of the plum blossom-shaped gas branch (2); the gas holes (1) are arranged on the branches in an outer-dense and inner-sparse non-uniform mode, the center distance of the innermost gas holes is 3-5 times of the diameter of the gas holes, the center distance of the outermost gas holes is 1.8-3.6 times of the diameter of the gas holes, so that the pneumatic energy of a torch is fully utilized to suck surrounding air to enhance combustion air supply, and the condition that flame is excessively adhered is avoided; flame transmission holes (4) are formed in the end portions of part or all of the plum blossom-shaped fuel gas branches (2), the plum blossom-shaped fuel gas branches (2) provided with the flame transmission holes (4) are symmetrically arranged, holes are formed in the vertical wall surfaces of the flame transmission holes, the size of each flame transmission hole is 0.5-1.5 times that of the corresponding fuel gas hole (1), and the included angle between the axial lead of each flame transmission hole (4) and the horizontal line is 10-45 degrees, so that flames of the flame transmission holes (4) are obliquely sprayed from inside to outside, the success rate of igniting and transmitting the flames among combustors is obviously improved, and the combustion treatment efficiency of a ground flare system is improved; the lower part of the plum blossom-shaped fuel gas branches (2) is provided with an annular steam pipeline (5), steam spray holes (3) are formed in the annular steam pipeline (5), each plum blossom-shaped fuel gas branch (2) is provided with 2-6 steam spray holes (3), the hole diameter of each steam spray hole is 2-4 mm, the arrangement principle is to ensure that the steam sprayed uniformly covers a soot generation area burnt after the fuel gas is sprayed, and the steam spraying direction is intersected with the fuel gas spraying direction so as to greatly reduce smoke-eliminating steam consumption.
2. The steam-abated ground flare combustion system as set forth in claim 1, wherein: the novel steam smoke-eliminating ground flare combustor (0) is annularly arranged, arrayed or arranged at intervals in the ground flare barrel.
3. The steam-abated ground flare combustion system as set forth in claim 1, wherein: the included angle between the plum blossom-shaped fuel gas branches (2) is 10-30 degrees.
4. The steam-abated ground flare combustion system as set forth in claim 1, wherein: the flame transmission holes (4) are vertical to the wall surface and are punched, and the number of the flame transmission holes is 1-3.
5. The steam-abated ground flare combustion system as set forth in claim 1, wherein: the size range of the ground flare burner (0) is 380 mm-620 mm.
6. The steam-abated ground flare combustion system as set forth in claim 1, wherein: the diameter of the annular steam pipeline (5) is 200-550 mm, and the annular steam pipeline (5) is lower than the plum blossom-shaped fuel gas branches (2) by 50-300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110949505.2A CN113623654A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement ground torch combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110949505.2A CN113623654A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement ground torch combustion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113623654A true CN113623654A (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110949505.2A Pending CN113623654A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement ground torch combustion system |
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| CN (1) | CN113623654A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198746A (en) * | 2021-12-03 | 2022-03-18 | 北京航化节能环保技术有限公司 | Non-premixed flame smoke-eliminating accurate air distribution method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353041A (en) * | 2011-08-09 | 2012-02-15 | 江苏中圣高科技产业有限公司 | Efficient and energy saving ground flare gas system |
| CN202884924U (en) * | 2012-10-23 | 2013-04-17 | 江苏中圣高科技产业有限公司 | Ground torch premixing type burner |
| CN204962793U (en) * | 2015-07-30 | 2016-01-13 | 陕西万科电子科技发展有限公司 | Ground torch combustor |
| CN205174401U (en) * | 2015-12-02 | 2016-04-20 | 山西亚乐士环保技术股份有限公司 | High -carbon smoke elimination device of dropping a hint |
| CN107702116A (en) * | 2017-10-30 | 2018-02-16 | 北京航化节能环保技术有限公司 | A kind of ground flare burner of air suspended type middle high-pressure from injection smoke-less |
| CN110793047A (en) * | 2019-10-16 | 2020-02-14 | 北京航化节能环保技术有限公司 | Steam combustion-supporting structure suitable for ground torch star type combustor |
| 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 |
-
2021
- 2021-08-18 CN CN202110949505.2A patent/CN113623654A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353041A (en) * | 2011-08-09 | 2012-02-15 | 江苏中圣高科技产业有限公司 | Efficient and energy saving ground flare gas system |
| CN202884924U (en) * | 2012-10-23 | 2013-04-17 | 江苏中圣高科技产业有限公司 | Ground torch premixing type burner |
| CN204962793U (en) * | 2015-07-30 | 2016-01-13 | 陕西万科电子科技发展有限公司 | Ground torch combustor |
| CN205174401U (en) * | 2015-12-02 | 2016-04-20 | 山西亚乐士环保技术股份有限公司 | High -carbon smoke elimination device of dropping a hint |
| CN107702116A (en) * | 2017-10-30 | 2018-02-16 | 北京航化节能环保技术有限公司 | A kind of ground flare burner of air suspended type middle high-pressure from injection smoke-less |
| CN110793047A (en) * | 2019-10-16 | 2020-02-14 | 北京航化节能环保技术有限公司 | Steam combustion-supporting structure suitable for ground torch star type combustor |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198746A (en) * | 2021-12-03 | 2022-03-18 | 北京航化节能环保技术有限公司 | Non-premixed flame smoke-eliminating accurate air distribution method |
| CN114198746B (en) * | 2021-12-03 | 2024-02-09 | 北京航化节能环保技术有限公司 | Accurate air distribution method for non-premixed flame smoke abatement |
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