CN113623658A - Steam smoke abatement type combustion system for ground torch - Google Patents
Steam smoke abatement type combustion system for ground torch Download PDFInfo
- Publication number
- CN113623658A CN113623658A CN202110949530.0A CN202110949530A CN113623658A CN 113623658 A CN113623658 A CN 113623658A CN 202110949530 A CN202110949530 A CN 202110949530A CN 113623658 A CN113623658 A CN 113623658A
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- Prior art keywords
- steam
- torch
- ring pipe
- pipe
- ground
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- 239000000779 smoke Substances 0.000 title claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 37
- 230000008030 elimination Effects 0.000 claims abstract description 14
- 238000003379 elimination reaction Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 76
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- -1 chemical engineering Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000000746 purification Methods 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
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
- F23D14/64—Mixing devices; Mixing tubes with injectors
-
- 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
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
-
- 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
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- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/007—Mixing tubes, air supply regulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Incineration Of Waste (AREA)
Abstract
The utility model provides a ground is steam smoke elimination type combustion system for torch, includes ground torch barrel, has arranged multiunit ground for torch steam smoke elimination type combustor in the ground torch barrel, characterized by: the steam smoke abatement type combustor for the ground flare comprises a flare gas vertical pipe (1), a flare gas ring pipe (2), branch-shaped connecting pipes (3) and a steam ring pipe (4), wherein the flare gas ring pipe (2) is arranged around the upper end of the flare gas vertical pipe (1), and the flare gas ring pipe (2) is fixed at the upper end of the flare gas vertical pipe (1) through the branch-shaped connecting pipes (3); a plurality of spray holes are formed in the torch gas ring pipe (2); the steam ring pipe (4) is arranged below the flare gas ring pipe (2); the steam ring pipe (4) circumference open the circle steam jet hole, radially incline to the outside along the ring pipe, steam ring pipe (4) are close to branch type connecting pipe (3) department local and are opened 2~5 steam jet holes equally. The invention has simple structure and lower cost compared with the conventional burner.
Description
Technical Field
The invention relates to a waste gas treatment technology, in particular to a steam smoke-eliminating combustion system special for treating unsaturated hydrocarbon torch gas, and specifically relates to a steam smoke-eliminating combustion system for a ground torch.
Background
The flare waste gas purification treatment system is a last safe environment-friendly device in factories of industries such as petroleum, chemical engineering, plastics, metallurgy and the like, can ensure that industrial waste gas is purified and discharged in time when the factories are abnormal, maintained, started and stopped or major accident conditions such as power failure, water cut and fire happen, and ensures the life safety of factory equipment and personnel, is a last life defense line which is safe and not broken through in the whole factory, and is an important measure for ensuring the safe production of the factory and reducing the environmental pollution. The combustor is the core equipment of a ground flare system, and the design quality of the combustor is directly related to whether the ground flare can be safely and environmentally operated or not. The traditional ground flare combustion system adopts medium-pressure steam smoke elimination when processing unsaturated hydrocarbon flare gas, the steam smoke elimination efficiency of the burner is one of the most important indexes for measuring the performance of the burner, and the energy-saving ground flare burner can greatly reduce the running energy consumption of the ground flare.
Disclosure of Invention
The invention aims to provide an energy-saving steam smoke abatement type combustion system suitable for a ground torch, aiming at the problem that visible smoke is heavier when the traditional ground torch combustion system is used for treating unsaturated hydrocarbon torch gas.
The technical scheme of the invention is as follows:
a steam smoke abatement type combustion system for a ground torch comprises a ground torch barrel, wherein a plurality of groups of steam smoke abatement type combustors for the ground torch are arranged in the ground torch barrel, and the steam smoke abatement type combustors for the ground torch are annularly, in a display shape or in an interval arrangement in the ground torch barrel, and are characterized in that: the steam smoke abatement type combustor for the ground flare comprises a flare gas vertical pipe 1, a flare gas ring pipe 2, a branch type connecting pipe 3 and a steam ring pipe 4, wherein the flare gas ring pipe 2 is arranged around the upper end of the flare gas vertical pipe 1, and the flare gas ring pipe 2 is fixed at the upper end of the flare gas vertical pipe 1 through the branch type connecting pipe 3; the torch gas ring pipe 2 is provided with a plurality of spray holes, the axes of the spray holes and the axis of the torch gas vertical pipe 1 form an angle of 5-30 degrees, the spray holes gather towards the center, the center distance of the spray holes is 3-6 times of the diameter of the holes, and the spray holes are distributed circumferentially; the steam ring pipe 4 is arranged at the position 30-300 mm below the flare gas ring pipe 2 and surrounds the flare gas stand pipe 1; the steam ring pipe 4 circumference open the round steam orifice, radially incline to the outside along the ring pipe, steam orifice axis and torch gas riser axis are 5~30 degrees, 2~5 steam orifices are opened equally to steam ring pipe 4 near 3 local divisions of branch type connecting pipe, steam orifice axis and torch gas riser 1 axis are 0~30 degrees.
The branch-type connecting pipes 3 are intermediate connecting channels for connecting the flare gas vertical pipe 1 and the flare gas ring pipe 2, the number of the branch-type connecting pipes is 3-5, each branch-type connecting pipe 3 is also provided with a plurality of flare gas spray holes, and the distance between the spray holes is 3-6 times of the diameter of the spray holes; the joint of the torch gas ring pipe 2 and the branch type connecting pipe 3 is not provided with spray holes.
The aperture of all steam spray holes is between 2 mm and 4mm, and the aperture of all gas spray holes is between 2.5 mm and 7.5 mm.
The diameter of the flare gas loop pipe 2 is 400-650 mm, and the diameter of the steam loop pipe 4 is 250-500 mm.
Torch gas sprays to the inboard with the angle of setting for, and steam sprays to the outside with the angle of setting for, and steam and torch gas fully contact mixes, has strengthened the smoke elimination effect of steam, compares with traditional steam smoke elimination combustor and reduces steam consumption 50%, synthesizes promptly and reaches steam: flare gas =0.5: 1.0.
The invention has the beneficial effects that:
(1) compared with the traditional branch type ground flare combustor, the steam smoke-eliminating type combustor for the ground flare has the advantages that the specific surface contact area of flare gas and air is increased, the sufficient combustion of the flare gas is facilitated, and the steam consumption is reduced;
(2) the central steam ring pipe injects a large amount of air into the central area of the burner, so that the flare gas can be fully combusted, and the tendency of generating a large amount of carbon smoke due to oxygen deficiency in the center of the burner is relieved;
(3) torch gas sprays to the inboard with certain angle, and steam sprays to the outside with certain angle, and steam and torch gas fully contact mixes, has strengthened the smoke elimination effect of steam, compares with traditional steam smoke elimination combustor and reduces steam consumption 50%, synthesizes promptly and reaches steam: flare gas =0.5: 1.0;
(4) the steam smoke-eliminating burner has simple structure, and the core components of the steam smoke-eliminating burner are only a flare gas vertical pipe, a branch type connecting pipe, a flare gas ring pipe and a steam ring pipe, so that the cost is lower than that of the conventional burner.
Drawings
FIG. 1 is a schematic view of a steam-based smoke abatement combustion system for a ground flare according to the present invention;
FIG. 2 is a schematic structural view of a ground flare steam smoke abatement burner of the present invention;
FIG. 3 is a top view of the remote ground flare steam smoke eliminating burner;
FIG. 4 is a front view of a ground flare steam smokeless burner.
In the figure, a 0-ground flare steam smoke abatement type burner, a 1-flare gas vertical pipe, a 2-flare gas ring pipe, a 3-branch type connecting pipe, a 4-steam ring pipe, a 5-clamp, a 6-elbow, a 7-connecting pipe, an 8-steam flange, a 9-supporting piece, a 10-connecting plate and an 11-flare gas flange.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1-4.
A steam smoke abatement type combustion system for a ground torch comprises a ground torch barrel, a ground torch windproof wall, a pilot burner and a ground torch barrel base, wherein a plurality of groups of steam smoke abatement type combustors 0 for the ground torch are arranged in the torch barrel, and the steam smoke abatement type combustors 0 for the ground torch can be arranged in an annular mode, a display mode, an interval mode and other combination modes, as shown in figure 1. The ground flare steam smoke-eliminating burner 0 comprises a flare gas vertical pipe 1, a flare gas ring pipe 2, a branch-shaped connecting pipe 3, a steam ring pipe 4, a hoop 5, an elbow 6, a connecting pipe 7, a steam flange 8, a supporting piece 9, a connecting plate 10 and a flare gas flange 11, as shown in figure 4. A ring of flare gas ring pipe 2 is arranged around the flare gas riser 1, and a branch type connecting pipe 3 is arranged between the flare gas ring pipe 2 and the flare gas riser 1, as shown in figure 2. A steam loop pipe 4 with a smaller diameter is arranged at the position 30 mm-300 mm below the flare gas loop pipe 2 and around the inner side of the position of the flare gas riser pipe 1, as shown in figure 4. The flare gas ring pipe 2 is provided with a plurality of circular holes, the axial direction of the holes and the axial line of the flare gas stand pipe form an angle of 5-30 degrees, the circular holes incline towards the inner side of the center of the flare gas stand pipe 1 and gather towards the center, and the center distance of the holes is 3-6 times of the diameter of the holes and is distributed circumferentially. The hoop 5 and the support piece 9 provide support for the steam ring pipe 4, flare gas enters the flare gas vertical pipe 1 through the flare gas flange 11, enters the flare gas ring pipe 2 through the branch-type connecting pipe 3, is sprayed out from the flare gas spray holes on the circumference of the flare gas ring pipe 2, and simultaneously, part of flare gas is directly sprayed out from the flare gas spray holes on the branch-type connecting pipe 3. Steam enters the steam ring pipe 4 through the steam flange 8, the connecting pipe 7 and the elbow 6 and is sprayed out from the spray holes of the steam ring pipe, and the flare gas vertical pipe 1 is connected with the connecting pipe 7 through the connecting plate 10. The branch type connecting pipes 3 are intermediate connecting channels for connecting the flare gas vertical pipe 1 and the flare gas annular pipe 2, generally 3-5 branches form self-supporting, each branch type connecting pipe 3 is also provided with an opening, the opening direction and the vertical pipe form a certain angle, and the center distance of the openings is 3-6 times of the diameter of the openings. The joint of the flare gas ring pipe 2 and the branch type connecting pipe 3 is not provided with an opening. The circumference of the steam ring pipe 4 is provided with a circle of steam jet holes which incline to the outer side of the flare gas vertical pipe 1 along the radial direction, one part of the steam jet holes and the flare gas vertical pipe form an angle of 5-30 degrees, the part of the steam ring pipe close to the flare gas branch is also provided with 2-5 steam holes, and the hole forming direction and the flare gas vertical pipe form an angle of 0-30 degrees. Torch gas sprays to the inboard with the angle of setting for, and steam sprays to the outside with the angle of setting for, and steam and torch gas fully contact mixes, has strengthened the smoke elimination effect of steam, compares with traditional steam smoke elimination combustor and reduces steam consumption 50%, synthesizes promptly and reaches steam: flare gas =0.5: 1.0.
When the combustor works, most of flare gas is sprayed out through the outer flare gas ring pipe 2, and a small part of flare gas is sprayed out through the spray holes on the inner branch type connecting pipe 3, so that the specific surface contact area of the flare gas and air is increased compared with that of the traditional branch type ground flare combustor, and the sufficient combustion of the flare gas is facilitated, so that the consumption of steam is reduced; the steam ring pipe 4 injects a large amount of air into the central area of the burner, so that the torch gas can be fully combusted, and the tendency of generating a large amount of carbon smoke due to oxygen deficiency in the center of the burner is relieved; in addition, because the setting of jet orifice angle, torch gas sprays to the inboard with certain angle, and steam sprays to the outside with certain angle, and steam and torch gas fully contact mixes, has strengthened the smoke elimination effect of steam, compares with traditional steam smoke elimination combustor and reduces steam consumption 50%, synthesizes promptly and reaches steam: flare gas =0.5:1.0 energy saving effect.
The present invention is not concerned with parts which are the same as or can be implemented using prior art techniques.
Claims (5)
1. A steam smoke abatement type combustion system for a ground torch comprises a ground torch barrel, wherein a plurality of groups of steam smoke abatement type combustors for the ground torch are arranged in the ground torch barrel, and the steam smoke abatement type combustors for the ground torch are annularly, in a display shape or in an interval arrangement in the ground torch barrel, and are characterized in that: the steam smoke abatement type combustor for the ground flare comprises a flare gas vertical pipe (1), a flare gas ring pipe (2), branch-shaped connecting pipes (3) and a steam ring pipe (4), wherein the flare gas ring pipe (2) is arranged around the upper end of the flare gas vertical pipe (1), and the flare gas ring pipe (2) is fixed at the upper end of the flare gas vertical pipe (1) through the branch-shaped connecting pipes (3); the torch gas ring pipe (2) is provided with a plurality of spray holes, the axes of the spray holes and the axis of the torch gas vertical pipe (1) form an angle of 5-30 degrees, the spray holes gather towards the center, the center distance of the spray holes is 3-6 times of the diameter of the holes, and the spray holes are distributed circumferentially; the steam ring pipe (4) is arranged at 30-300 mm below the torch gas ring pipe (2) and surrounds the torch gas vertical pipe (1); the steam ring pipe (4) circumference open the round steam orifice, radially incline to the outside along the ring pipe, steam orifice axis is 5~30 degrees with torch gas riser axis, steam ring pipe (4) are close to branch type connecting pipe (3) department local and equally open 2~5 steam orifices, steam orifice axis is 0~30 degrees with torch gas riser (1) axis.
2. The steam-smokeless combustion system for a ground torch as set forth in claim 1, wherein: the branch-type connecting pipes (3) are intermediate connecting channels for connecting the flare gas vertical pipe (1) and the flare gas ring pipe (2), the number of the branch-type connecting pipes is 3-5, each branch-type connecting pipe (3) is also provided with a plurality of flare gas spray holes, and the distance between the spray holes is 3-6 times of the diameter of the spray holes; the joint of the torch gas ring pipe (2) and the branch-shaped connecting pipe (3) is not provided with spray holes.
3. The steam-smokeless combustion system for a ground torch as set forth in claim 1, wherein: the aperture of all steam spray holes is between 2 mm and 4mm, and the aperture of all gas spray holes is between 2.5 mm and 7.5 mm.
4. The steam-smokeless combustion system for a ground torch as set forth in claim 1, wherein: the diameter of the flare gas ring pipe (2) is 400-650 mm, and the diameter of the steam ring pipe (4) is 250-500 mm.
5. The steam-smokeless combustion system for a ground torch as set forth in claim 1, wherein: torch gas sprays to the inboard with the angle of setting for, and steam sprays to the outside with the angle of setting for, and steam and torch gas fully contact mixes, has strengthened the smoke elimination effect of steam, compares with traditional steam smoke elimination combustor and reduces steam consumption 50%, synthesizes promptly and reaches steam: flare gas =0.5: 1.0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110949530.0A CN113623658A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement type combustion system for ground torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110949530.0A CN113623658A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement type combustion system for ground torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113623658A true CN113623658A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110949530.0A Pending CN113623658A (en) | 2021-08-18 | 2021-08-18 | Steam smoke abatement type combustion system for ground torch |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201387007Y (en) * | 2009-04-28 | 2010-01-20 | 杨贵强 | Natural gas burner with water vapor ejecting device |
| 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 |
| CN108204598A (en) * | 2016-12-16 | 2018-06-26 | 中国石油化工股份有限公司 | Mix flare burner |
| CN111288444A (en) * | 2020-03-27 | 2020-06-16 | 北京融茂福元科技有限公司 | Torch multi-stage premixing type burner |
| CN216047679U (en) * | 2021-08-18 | 2022-03-15 | 江苏中圣高科技产业有限公司 | Steam smoke abatement type combustor for ground torch |
-
2021
- 2021-08-18 CN CN202110949530.0A patent/CN113623658A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201387007Y (en) * | 2009-04-28 | 2010-01-20 | 杨贵强 | Natural gas burner with water vapor ejecting device |
| 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 |
| CN108204598A (en) * | 2016-12-16 | 2018-06-26 | 中国石油化工股份有限公司 | Mix flare burner |
| CN111288444A (en) * | 2020-03-27 | 2020-06-16 | 北京融茂福元科技有限公司 | Torch multi-stage premixing type burner |
| CN216047679U (en) * | 2021-08-18 | 2022-03-15 | 江苏中圣高科技产业有限公司 | Steam smoke abatement type combustor for ground torch |
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