CN102853425B - Hydrogen-production reforming furnace nozzle with withdrawable igniter - Google Patents
Hydrogen-production reforming furnace nozzle with withdrawable igniter Download PDFInfo
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- CN102853425B CN102853425B CN201210359566.4A CN201210359566A CN102853425B CN 102853425 B CN102853425 B CN 102853425B CN 201210359566 A CN201210359566 A CN 201210359566A CN 102853425 B CN102853425 B CN 102853425B
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- air duct
- oxygen
- igniter
- air
- diffusing opening
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The invention relates to a hydrogen-production reforming furnace nozzle with a withdrawable igniter. The nozzle comprises an air channel, an inner pipe and a raw material gas channel, wherein the air channel is provided with an air inlet; the raw material gas channel is provided with a raw material gas inlet; one end of the inner pipe is provided with an electric igniter jointer; the air channel is orderly provided with a diffuser 1, a throat pipe, a smooth belt and a diffuser 2; an oxygen-enriched air distributor is arranged between the diffuser 1 and the throat pipe; the position of the air channel corresponding to the oxygen-enriched air distributor is provided with a raw material gas distribution ring; the outer side of the raw material gas channel is provided with a butt-connection flange; the butt-connection flange is provided with a catalyst channel; and the end part of the catalyst channel is provided with a catalyst inlet. According to the invention, oxygen-enriched air can be mixed with raw material gas more evenly, thereby being beneficial to combustion and reaction.
Description
Technical field
The present invention relates to a kind of burner, the hydrogen manufacturing conversion furnace burner that specifically igniter can be extracted out, belongs to the burner of using on industrial fuel stove.
Background technology
Along with increasing gradually of oil plant hydrogenation plant, needed hydrogen is also more and more, makes the corresponding development of device for producing hydrogen very fast.The hydrogen production process that Large Scale Industrial Process adopts is at present hydrocarbon steam conversion method, and the raw material of utilization mainly contains the light hydrocarbons such as natural gas, refinery gas, naphtha.Under the condition that these hydro carbons exist at specific temperature, pressure and catalyst, react with steam, generate hydrogen and carbon monoxide.
Reburner is the reactor of conversion reaction in device for producing hydrogen, belongs to the heart equipment of device, and the burner in reburner is the most important thing, and burner has directly determined the usefulness of this technology and stablizing of system.In above-mentioned technique, oxygen-enriched air is more even with mixing of unstripped gas, and the effect of reaction is just better, therefore, how to make oxygen-enriched air mix as much as possible with unstripped gas, is the direction of this area staff research always.In addition, the igniter of burner is always inner in burner after assembling at present, and the hot spots of burner is for a long time in the condition of high temperature, for causing bad impact the service life of igniter.
Summary of the invention
The object of the present invention is to provide a kind of hydrogen manufacturing conversion furnace burner, this burner can improve the uniformity that oxygen-enriched air mixes with unstripped gas, improves the performance of reburner, and igniter can extract out, has increased the service life of igniter.
The present invention solves the technical scheme that its technical problem takes: the hydrogen manufacturing conversion furnace burner that igniter can be extracted out, comprise air duct, and the internal sleeve of air duct is equipped with inner tube, and the outer cover of air duct is equipped with feed gas passage; The side of air duct is provided with air intake, and the side of feed gas passage is provided with unstripped gas entrance, and one end that inner tube is stretched out air duct outside is provided with electric igniter interface; On air duct, be provided with successively diffusing opening one, trunnion, smoothly band and diffusing opening two, described diffusing opening one, trunnion and diffusing opening two be circular cone tubular, and level and smooth band is cylindric; Between diffusing opening one and trunnion, be provided with an oxygen-enriched air distributor, described oxygen-enriched air distributor consists of many equally distributed pipelines, and the position of the corresponding oxygen-enriched air distributor of air duct is provided with unstripped gas distribution rings; Outside at feed gas passage is provided with abutted flange, and the junction of abutted flange and feed gas passage is uniformly distributed with catalyst channels, and the end of catalyst channels is provided with catalyst inlet.
The outside of described catalyst channels is enclosed with heat-insulating concrete.
Described air intake, electric igniter interface, unstripped gas entrance and catalyst inlet place are equipped with flange.
The present invention compared with prior art, has following outstanding beneficial effect:
1, be provided with diffusing opening one, trunnion, diffusing opening two and oxygen-enriched air distributor, unstripped gas enters in the gap of each pipeline of oxygen-enriched air distributor through unstripped gas distribution rings, now, oxygen-enriched air arrives diffusing opening speed in a period of time to be reduced suddenly, through the distribution of oxygen-enriched air distributor, meeting and unstripped gas mixed once.The gas mixing is through trunnion and level and smooth band, while arriving diffusing opening two, under the effect of again impacting at gas due to the effect of diffusing opening two, mixes, and compared with prior art, greatly improved the uniformity of mixing, and is conducive to the carrying out of burning and reaction.
2, be provided with the inner tube stretching into for igniter, igniter can be extracted out easily, has avoided igniter for a long time under hot environment, has extended the service life of igniter.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is connection orientation of the present invention;
Fig. 3 is the structure for amplifying schematic diagram of oxygen-enriched air distributor of the present invention and unstripped gas distribution rings part.
In figure: 1 air duct, 2 air intakes, 3 feed gas passages, 4 inner tubes, 5 unstripped gas entrances, 6 electric igniter interfaces, 7 diffusing opening one, 8 unstripped gas distribution rings, 9 oxygen-enriched air distributors, 10 trunnions, 11 are smoothly with, 12 diffusing openings two, 13 catalyst channels, 14 heat-insulating concretes, 15 abutted flanges, 16 catalyst inlets.
The specific embodiment
Below in conjunction with Figure of description 1, accompanying drawing 2 and accompanying drawing 3 and the specific embodiment, the invention will be further described:
The hydrogen manufacturing conversion furnace burner that igniter can be extracted out, comprises air duct 1, and the internal sleeve of air duct 1 is equipped with inner tube 4, and the outer cover of air duct 1 is equipped with feed gas passage 3; The side of air duct 1 is provided with air intake 2, and the side of feed gas passage 3 is provided with unstripped gas entrance 5, and one end that inner tube 4 is stretched out air duct 1 outside is provided with electric igniter interface 6.
On air duct 1, be provided with successively diffusing opening 1, trunnion 10, be smoothly with 11 and diffusing opening 2 12, described diffusing opening 1, trunnion 10 and diffusing opening 12 2 are circular cone tubular, are smoothly with 11 for cylindric; Between diffusing opening 1 and trunnion 10, be provided with an oxygen-enriched air distributor 9, described oxygen-enriched air distributor 9 consists of many equally distributed pipelines, and the position of the corresponding oxygen-enriched air distributor 9 of air duct 1 is provided with unstripped gas distribution rings 8.
In the outside of feed gas passage 3, be provided with abutted flange 15, abutted flange 15 is uniformly distributed with catalyst channels 13 with the junction of feed gas passage 3, and the end of catalyst channels 13 is provided with catalyst inlet 16.
The outside of described catalyst channels 13 is enclosed with heat-insulating concrete 14.
Described air intake 2, electric igniter interface 6, unstripped gas entrance 5 and catalyst inlet 16 places are equipped with flange.Be convenient to the installation of equipment.
The course of work of the present invention is: igniter extend in inner tube 4 for igniting from electric igniter interface 6, and oxygen-enriched air enters air duct 1 through air intake 2, and the unstripped gas such as natural gas, refinery gas enter feed gas passage 3 from unstripped gas entrance 5.Oxygen-enriched air arrives diffusing opening one 7 o'clock, and speed can be lowered into suddenly oxygen-enriched air distributor 9, and the pipeline of oxygen-enriched air distributor 9 can be distributed oxygen-enriched air uniformly.When unstripped gas arrives unstripped gas distribution rings 8, can enter in the gap between oxygen-enriched air distributor 9 each pipelines through unstripped gas distribution rings 8, oxygen-enriched air and unstripped gas are through completing mixed once after oxygen-enriched air distributor 9.Oxygen-enriched air and unstripped gas continue to move forward through trunnion 10 with after being smoothly with 11 and arrive diffusing opening 2 12, and oxygen-enriched air and unstripped gas mix again at diffusing opening 2 12 places, then in the burning of the front portion of diffusing opening 2 12.
Igniter in the separate inner tube 4 of air duct 1 in, can extract out, avoided igniter for a long time under hot environment, extended the service life of igniter.
The above, principles more of the present invention just explain through diagrams, this description is not that in concrete structure and the scope of application described shown in the present invention will being confined to, therefore the corresponding modify being likely utilized every and equivalent, all belong to the scope of the claims that the present invention applies for.
Except technical characterictic described in description, all the other technical characterictics are those skilled in the art's known technology.
Claims (3)
1. the hydrogen manufacturing conversion furnace burner that igniter can be extracted out, is characterized in that, comprises air duct, and the internal sleeve of air duct is equipped with inner tube, and the outer cover of air duct is equipped with feed gas passage; The side of air duct is provided with air intake, and the side of feed gas passage is provided with unstripped gas entrance, and one end that inner tube is stretched out air duct outside is provided with electric igniter interface; On air duct, be provided with successively diffusing opening one, trunnion, smoothly band and diffusing opening two, described diffusing opening one, trunnion and diffusing opening two be circular cone tubular, and level and smooth band is cylindric; Between diffusing opening one and trunnion, be provided with an oxygen-enriched air distributor, described oxygen-enriched air distributor consists of many equally distributed pipelines, and the position of the corresponding oxygen-enriched air distributor of air duct is provided with unstripped gas distribution rings; Outside at feed gas passage is provided with abutted flange, and the junction of abutted flange and feed gas passage is uniformly distributed with catalyst channels, and the end of catalyst channels is provided with catalyst inlet.
2. a kind of hydrogen manufacturing conversion furnace burner according to claim 1, is characterized in that, the outside of described catalyst channels is enclosed with heat-insulating concrete.
3. a kind of hydrogen manufacturing conversion furnace burner according to claim 2, is characterized in that, described air intake, electric igniter interface, unstripped gas entrance and catalyst inlet place are equipped with flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359566.4A CN102853425B (en) | 2012-09-24 | 2012-09-24 | Hydrogen-production reforming furnace nozzle with withdrawable igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359566.4A CN102853425B (en) | 2012-09-24 | 2012-09-24 | Hydrogen-production reforming furnace nozzle with withdrawable igniter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102853425A CN102853425A (en) | 2013-01-02 |
| CN102853425B true CN102853425B (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210359566.4A Active CN102853425B (en) | 2012-09-24 | 2012-09-24 | Hydrogen-production reforming furnace nozzle with withdrawable igniter |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321920A (en) * | 2020-09-29 | 2022-04-12 | 新疆天运化工有限公司 | Novel reformer nozzle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD146765A3 (en) * | 1978-03-20 | 1981-03-04 | Guenter Seifert | MULTILAYER BURNER FOR THE PARTIAL OXIDATION OF FLOWABLE FUELS |
| JP2000291917A (en) * | 1999-04-07 | 2000-10-20 | Sasakura Engineering Co Ltd | Hydrogen combustion treatment device |
| CN201844401U (en) * | 2010-11-08 | 2011-05-25 | 洛阳瑞昌石油化工设备有限公司 | Energy-saving environment-friendly burner for hydrogen production furnace |
| CN102032570A (en) * | 2010-12-20 | 2011-04-27 | 洛阳瑞昌石油化工设备有限公司 | Top-fired high-temperature preheated-air flat-flame burner of hydrogen generation reforming furnace |
| CN202835360U (en) * | 2012-09-24 | 2013-03-27 | 济南同智创新科技有限公司 | Hydrogen production reburner burning nozzle which can be pulled out of igniter |
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- 2012-09-24 CN CN201210359566.4A patent/CN102853425B/en active Active
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| CN102853425A (en) | 2013-01-02 |
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Address after: The Jiyang County of Ji'nan City, Shandong province 251400 East Street, Taixing Economic Development Zone No. 6 Patentee after: SHANDONG TONGZHI INNOVATION ENERGY TECHNOLOGY CO.,LTD. Address before: The Jiyang County of Ji'nan City, Shandong province 251400 East Street, Taixing Economic Development Zone No. 6 Patentee before: JINAN TORCH CREATION ENERGY SCIENCE & TECHNOLOGY CO.,LTD. |
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Address after: The Jiyang County of Ji'nan City, Shandong province 251400 East Street, Taixing Economic Development Zone No. 6 Patentee after: JINAN TORCH CREATION ENERGY SCIENCE & TECHNOLOGY CO.,LTD. Address before: The development zone of Jiyang County of Ji'nan City, Shandong province 251400 Taixing Street No. 6 Ji'nan Tong Chi Creative Technology Limited Patentee before: Jinan Torch Creation Science & Technology Co.,Ltd. |