CN104832928A - Methane combustion device - Google Patents
Methane combustion device Download PDFInfo
- Publication number
- CN104832928A CN104832928A CN201510265289.4A CN201510265289A CN104832928A CN 104832928 A CN104832928 A CN 104832928A CN 201510265289 A CN201510265289 A CN 201510265289A CN 104832928 A CN104832928 A CN 104832928A
- Authority
- CN
- China
- Prior art keywords
- combustion
- mixed configuration
- methane
- spiral case
- combustion chamber
- 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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Classifications
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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
- F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/14—Gaseous waste or fumes
Abstract
The invention discloses a methane combustion device, and belongs to the field of combustion. The methane combustion device comprises a pre-mixing structure and a combustion structure. The pre-mixing structure is cylindrical and comprises an axial channel, air inlet holes formed in the circumferential direction and rotating blades arranged in the circumferential direction, and the rotating blades are arranged inside the pre-mixing structure. The combustion structure comprises a volute and a combustion cavity, the pre-mixing structure, the volute and the combustion cavity are sequentially connected, an air inlet is formed in the nose end of the volute, and catalysts are arranged on the inner wall of the combustion cavity. The utilization rate of methane combustion is higher, and the methane combustion device is environmentally friendlier.
Description
Technical field
The present invention relates to removing or the process field of combustion products or combustion residue, be specifically related to methyl hydride combustion device.
Background technology
Methane, chemical formula CH
4, be the simplest hydrocarbon, consist of the mode of sp3 hydridization a carbon and four hydrogen atoms, therefore the structure of methane molecule is positive tetrahedron structure, and the identical bond angle of bond distance of four keys is equal.Methane is a kind of colorless and odorless gas in normal conditions.Methane, mainly as fuel, as natural gas and coal gas, is widely used in civilian and industry.As industrial chemicals, can be used for producing acetylene, hydrogen, synthetic ammonia etc.But the burning of methane and its concentration have very large relation.For the low methane concentrations coal bed gas that methane volumetric mark is about 30%, because its calorific value is lower, discharged in a large number in Practical Project, cause the serious waste of resource, exacerbate atmospheric warming effect simultaneously.Therefore, the effective research on utilization carrying out low methane concentrations coal bed gas has very important significance.
Summary of the invention
The object of the present invention is to provide the methyl hydride combustion device that a kind of methyl hydride combustion utilization rate is high.
For achieving the above object, technical scheme of the present invention is as follows: a kind of methyl hydride combustion device, comprises pre-mixed configuration, burning structure; Described pre-mixed configuration is cylindrical, and comprise axial conduit, air admission hole circumferentially and moving blade, described moving blade is arranged in pre-mixed configuration; Described burning structure comprises spiral case and combustion chamber, described pre-mixed configuration, and spiral case is connected successively with combustion chamber, and described spiral case nose is provided with air inlet, and described combustion chamber inwall is provided with catalyst.
Described nose is that spiral case is away from spiral case cylinder one end.
This programme comprises cylindrical pre-mixed configuration, pre-mixed configuration is provided with axial conduit, pre-mixed configuration is entered for methane, pre-mixed configuration sidewall is provided with axial arranged air admission hole, air enters pre-mixed configuration from air admission hole, after air and methane enter pre-mixed configuration, rotate through moving blade and fully mix.Mixed gas enters in burning structure and burns, and is provided with air inlet at spiral case nose, can provide enough air when methyl hydride combustion, to guarantee methane Thorough combustion.Combustion chamber inwall is provided with catalyst, can catalytic methane and air reaction, fast reaction speed, makes methyl hydride combustion more abundant.
Preferably, outside described combustion chamber, be provided with heat-insulation chamber, can be fully heat insulation, avoid heat losses too much.
Preferably, described combustion chamber is provided with nozzle away from spiral case one end, can control the size of flame.
Preferably, described catalyst is platinum catalyst, and platinum catalyst is easy to obtain, and excellent catalytic effect, methyl hydride combustion can be made more abundant.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the schematic diagram of methyl hydride combustion device of the present invention;
Fig. 2 is the side view of methyl hydride combustion device pre-mixed configuration of the present invention.
Reference numeral in Figure of description comprises: 1-pre-mixed configuration; 2-air admission hole; 3-spiral case; 4-heat-insulation chamber; 5-combustion chamber; 6-air inlet; 7-nozzle; 8-conduit; 9-moving blade.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
As shown in Figure 1, a kind of methyl hydride combustion device, comprises pre-mixed configuration 1, burning structure; Pre-mixed configuration is cylindrical, comprises axial conduit 8, air admission hole 2 circumferentially and moving blade 9; Burning structure comprises spiral case 3 and combustion chamber 5, pre-mixed configuration 1, and spiral case 3 is connected successively with combustion chamber 5, and moving blade 9 is arranged in pre-mixed configuration, and moving blade axle is arranged on pre-mixed configuration inwall by connecting rod.Spiral case 3 nose is provided with air inlet 6, and combustion chamber 5 inwall is provided with platinum catalyst.Combustion chamber 5 is outer is also provided with heat-insulation chamber 4, can be fully heat insulation, avoids heat losses too much.Combustion chamber 5 is provided with nozzle 7 away from spiral case 3 one end, can control the size of flame.
As shown in Figure 2, this programme comprises cylindrical pre-mixed configuration 1, pre-mixed configuration 1 is provided with axial conduit 8, pre-mixed configuration 1 is entered for methane, pre-mixed configuration sidewall is provided with axial arranged air admission hole 2, air enters pre-mixed configuration 1 from air admission hole 2, after air and methane enter pre-mixed configuration 1, fully mixes through moving blade rotation 9.Mixed gas enters in burning structure and burns, and is connected with air inlet 6 at spiral case 3 nose, can provide enough air when methyl hydride combustion, to guarantee methane Thorough combustion.Platinum catalyst can accelerate methane and air reaction, makes methyl hydride combustion more abundant.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. a methyl hydride combustion device, is characterized in that, comprises pre-mixed configuration, burning structure; Described pre-mixed configuration is cylindrical, and comprise axial conduit, air admission hole circumferentially and moving blade, described moving blade is arranged in pre-mixed configuration; Described burning structure comprises spiral case and combustion chamber, described pre-mixed configuration, and spiral case is connected successively with combustion chamber, and described spiral case nose is provided with air inlet, and described combustion chamber inwall is provided with catalyst.
2. methyl hydride combustion device as claimed in claim 1, is characterized in that, be provided with heat-insulation chamber outside described combustion chamber.
3. methyl hydride combustion device as claimed in claim 2, it is characterized in that, described combustion chamber is provided with nozzle away from spiral case one end.
4. methyl hydride combustion device as claimed in claim 3, it is characterized in that, described catalyst is platinum catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510265289.4A CN104832928A (en) | 2015-05-22 | 2015-05-22 | Methane combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510265289.4A CN104832928A (en) | 2015-05-22 | 2015-05-22 | Methane combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104832928A true CN104832928A (en) | 2015-08-12 |
Family
ID=53810989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510265289.4A Pending CN104832928A (en) | 2015-05-22 | 2015-05-22 | Methane combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104832928A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879959A (en) * | 1987-11-10 | 1989-11-14 | Donlee Technologies, Inc. | Swirl combustion apparatus |
| CN2233046Y (en) * | 1995-09-14 | 1996-08-14 | 孙志均 | Injection rotational flow volute gas combustion chamber |
| EP1482128A1 (en) * | 2003-05-28 | 2004-12-01 | Ford Global Technologies, LLC | Supercharged Internal combustion engine |
| WO2006055904A1 (en) * | 2004-11-19 | 2006-05-26 | British American Tobacco (Investments) Limited | Gas micro burner |
| CN101968220A (en) * | 2010-10-28 | 2011-02-09 | 河北工业大学 | Low nitrogen oxide burning process as well as burning device and application |
| CN103727535A (en) * | 2014-01-16 | 2014-04-16 | 北京大学 | Diagonal-flow constant-temperature flameless burner |
| US20140230701A1 (en) * | 2011-04-13 | 2014-08-21 | The Regents Of The University Of California | Natural draft low swirl burner |
| CN203836958U (en) * | 2014-02-28 | 2014-09-17 | 大连本源节能科技有限公司 | Flow mixing type combustor with multiple tangential air channels in central symmetry |
| CN204285537U (en) * | 2014-11-18 | 2015-04-22 | 郑州职业技术学院 | The Blowed premixed household gas utensils of a kind of modified form |
-
2015
- 2015-05-22 CN CN201510265289.4A patent/CN104832928A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4879959A (en) * | 1987-11-10 | 1989-11-14 | Donlee Technologies, Inc. | Swirl combustion apparatus |
| CN2233046Y (en) * | 1995-09-14 | 1996-08-14 | 孙志均 | Injection rotational flow volute gas combustion chamber |
| EP1482128A1 (en) * | 2003-05-28 | 2004-12-01 | Ford Global Technologies, LLC | Supercharged Internal combustion engine |
| WO2006055904A1 (en) * | 2004-11-19 | 2006-05-26 | British American Tobacco (Investments) Limited | Gas micro burner |
| CN101968220A (en) * | 2010-10-28 | 2011-02-09 | 河北工业大学 | Low nitrogen oxide burning process as well as burning device and application |
| US20140230701A1 (en) * | 2011-04-13 | 2014-08-21 | The Regents Of The University Of California | Natural draft low swirl burner |
| CN103727535A (en) * | 2014-01-16 | 2014-04-16 | 北京大学 | Diagonal-flow constant-temperature flameless burner |
| CN203836958U (en) * | 2014-02-28 | 2014-09-17 | 大连本源节能科技有限公司 | Flow mixing type combustor with multiple tangential air channels in central symmetry |
| CN204285537U (en) * | 2014-11-18 | 2015-04-22 | 郑州职业技术学院 | The Blowed premixed household gas utensils of a kind of modified form |
Non-Patent Citations (2)
| Title |
|---|
| 丁崇功: "《供热工》", 31 October 2007, 北京工业出版社 * |
| 魏春源: "《高等内燃机学》", 30 September 2001, 北京理工大学出版社 * |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150812 |