CN107023831A - The ignition burner device of Ignition Stability can be improved - Google Patents
The ignition burner device of Ignition Stability can be improved Download PDFInfo
- Publication number
- CN107023831A CN107023831A CN201710401295.7A CN201710401295A CN107023831A CN 107023831 A CN107023831 A CN 107023831A CN 201710401295 A CN201710401295 A CN 201710401295A CN 107023831 A CN107023831 A CN 107023831A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- gas
- combustion chamber
- ignition
- nozzle wall
- 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
-
- 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
-
- 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
Abstract
A kind of ignition burner device for improving Ignition Stability, including nozzle wall cylinder and blast tube, combustion chamber is formed in the nozzle wall cylinder, the nozzle wall cylinder includes front-end and back-end opposite in the axial direction, the blast tube be arranged on the nozzle wall cylinder front end and with the combustion chamber, the blast tube for one to treat that firing device is lighted a fire, the nozzle wall cylinder is provided with the gas nozzle to the spray fuel gas into the combustion chamber, the installation site of the gas nozzle is close to the rear end, and the injection direction of the gas nozzle deviates diametric(al) of the nozzle wall cylinder in the installation site, so that the combustion gas that the gas nozzle is ejected forms the gas flow field of rotation in the combustion chamber.The ignition burner apparatus structure of the present invention is simple, ingenious in design, easy for installation, practical, suitable for popularization and application.
Description
Technical field
The present invention relates to a kind of ignition burner, more particularly to a kind of ignition burner device for improving Ignition Stability.
Background technology
Current ignition burner is mostly first toward being passed through fuel in its combustion chamber, such as combustion gas, makes after combustion gas mixes with air
Burning, so as to be device to be fired, such as gas-turbine combustion chamber is lighted a fire.In order that combustion gas is sufficiently mixed with air, igniting dress
Put and longer length is set in the vertical, incorporation time is long.If longitudinal length reduces, mixture homogeneity may be influenceed, from
And light a fire unstable, or even there is the situation of loss of ignition.
The content of the invention
In view of this, the present invention proposes a kind of simple in construction, the stable ignition burner for improving Ignition Stability of lighting a fire
Device.
The present invention proposes a kind of ignition burner device for improving Ignition Stability, including nozzle wall cylinder and blast tube, institute
State and combustion chamber is formed in nozzle wall cylinder, the nozzle wall cylinder includes front-end and back-end opposite in the axial direction, the blast tube peace
Mounted in the nozzle wall cylinder front end and with the combustion chamber, the blast tube to for one treat firing device light a fire, it is described
Nozzle wall cylinder is provided with the gas nozzle to the spray fuel gas into the combustion chamber, and the installation site of the gas nozzle is leaned on
The nearly rear end, and the injection direction of the gas nozzle deviates the nozzle wall cylinder in the diametric(al) of the installation site, makes
The combustion gas ejected of the gas nozzle forms the gas flow field of rotation in the combustion chamber.
In one embodiment, the gas nozzle includes air inlet pipe, and the air inlet pipe is straight tube, and the air inlet pipe runs through institute
State nozzle wall cylinder wall and with the combustion chamber.
In one embodiment, internal face of the end of the air inlet pipe close to the combustion chamber.
In one embodiment, the nozzle wall cylinder includes nozzle inner walls and the outer nozzle wall diametrically separated, the spray
The combustion chamber is formed in mouth inwall, the air flow channel with ft connection, institute are formed between the nozzle inner walls and outer nozzle wall
If nozzle inner walls are stated provided with dry hole, if to cause the air flow channel to pass through the dry hole and the combustion chamber.
In one embodiment, the nozzle inner walls are provided with end plate, the blast tube in the side of nozzle wall cylinder front end
It is arranged on the end plate, the blast tube includes inlet end and firing tip, the inlet end and the combustion chamber, described
Firing tip treats that firing device is connected with described.
In one embodiment, described to treat that firing device is gas turbine, the gas turbine includes gas-turbine combustion chamber,
The firing tip of the blast tube, which is stretched into, thinks that it is lighted a fire in the gas-turbine combustion chamber.
In one embodiment, the rear end of the nozzle wall cylinder is provided with a closure, and the closure includes lid, the lid
Body is resisted against the end of the outer nozzle wall and nozzle inner walls, and the lid is from its outer rim towards the side of nozzle wall cylinder front end
To a connecting portion is vertically extended, the connecting portion is fixedly connected with the outer nozzle wall.
In one embodiment, be screwed connection between the connecting portion and the outer nozzle wall.
In one embodiment, if being uniformly distributed in circumference of the dry hole along the nozzle inner walls, if the dry hole includes
The many collar aperture arranged vertically.
In summary, the present invention proposes a kind of ignition burner device for improving Ignition Stability, including to burning
The gas nozzle of room spray fuel gas.By gas nozzle being disposed proximate into rear end and its injection direction deviates from diameter side
To so that the combustion gas that gas nozzle is ejected forms the gas flow field of rotation in combustion chamber.Fuel gas so tangentially enters can
To promote the mixing of combustion gas and air, shorten the mixed process time, increase the uniformity of mixing, and then be more prone to igniting
It is stable, ignition success rate is greatly improved.Moreover, compared with existing ignition burner, same mixture homogeneity and time are reached
In the case of, the axial dimension of igniter of the invention can be substantially reduced.The ignition burner apparatus structure of the present invention is simple, if
Meter is ingenious, easy for installation, practical, suitable for popularization and application.
Brief description of the drawings
Fig. 1 is the axial sectional view of ignition burner device of the present invention.
Fig. 2 is the radial cross-section of ignition burner device of the present invention.
Embodiment
Before describing the embodiments in more detail, it should be understood that the invention is not restricted to institute hereafter or in accompanying drawing in the application
The detailed construction or arrangement of elements of description.The embodiment that the present invention can realize for other manner.Furthermore, it is to be understood that this paper institutes
The wording and term used is solely for describing purposes, should not the explanation of being construed as limiting property." comprising " used herein, "comprising",
The similar wording such as " having " is meant comprising items listed thereafter, its equivalent and other additional things.Particularly, description is worked as
When " certain element ", the quantity that the present invention does not limit the element can also include multiple as one.
As depicted in figs. 1 and 2, the present invention provides a kind of ignition burner device 10 for improving Ignition Stability, the igniting
Spray nozzle device 10 includes nozzle wall cylinder 12, blast tube 14 and closure 16.Nozzle wall cylinder 12 has opposite front end in the axial direction
18 and rear end 20, form combustion chamber 22 in nozzle wall cylinder 12, blast tube 14 be arranged on the front end 18 of nozzle wall cylinder 12 and with burning
Room 22 is connected, and treats that firing device is lighted a fire to think, for example, gas turbine, aero-engine, boiler, natural gas vent fire
The devices such as torch are lighted a fire, and in this embodiment, are introduced by taking gas turbine as an example.Closure 16 is arranged on nozzle wall cylinder 12
Rear end 20, the rear end 20 of nozzle wall cylinder 12 is sealed.
In an illustrated embodiment, nozzle wall cylinder 12 includes nozzle inner walls 24 and the outer nozzle wall 26 diametrically separated,
Cavity formation combustion chamber 22 in nozzle inner walls 24, is formed and ignition burner device 10 between nozzle inner walls 24 and outer nozzle wall 26
The air flow channel 28 of ft connection.
If nozzle inner walls 24 are provided with dry hole 30, if air flow channel 28 is connected by dry hole 30 with combustion chamber 22.This implementation
In example, if being uniformly distributed in circumference of the dry hole 30 along nozzle inner walls 24, and multi-turn, such as 3 circles are arranged into vertically.
Air flow channel 28 includes front-end and back-end, and the front end of air flow channel 28 is with for outside air air inlet runner
28, the back-end closure of air flow channel 28, if to cause the air in air inlet runner 28 passes through dry hole 30 to enter in combustion chamber 22
With combustion gas mixing.
Position on nozzle wall cylinder 12 close to rear end 20 is provided with the gas injection to the spray fuel gas into combustion chamber 22
Mouth 32, the diametric(al) of the injection direction offset nozzle wall cylinder 12 of gas nozzle 32 so that the combustion gas that gas nozzle 32 is ejected
The internal face of combustion chamber 22 is struck, so that along the circumferential gas flow field for forming rotation in combustion chamber 22, while into the combustion of combustion chamber
Gas is moved axially towards the direction of blast tube 14 on the whole, promotes combustion gas to be mixed with the uniform of air.
Gas nozzle 32 includes air inlet pipe 33, and air inlet pipe 33 is straight tube, i.e. air inlet pipe 33 and the injection side of gas nozzle 32
To coincidence.Air inlet pipe 33 sets and connected with combustion chamber 22 through outer nozzle wall 26 and nozzle inner walls 24.In shown embodiment
In, the end of air inlet pipe 33 is close to the internal face of combustion chamber 22, so that the combustion gas being injected into can rotate along Inner Wall of Combustion Chamber.When entering
When tracheae 33 sprays combustion gas into combustion chamber 22, combustion gas stream under the influence of nozzle inner walls 24 around nozzle wall cylinder 12 axial direction
The gas flow field of rotation is formed, if while uniformly being mixed with the air entered from dry hole 30, when shortening combustion gas and the mixing of air
Between, improve ignition effectiveness.
In an illustrated embodiment, nozzle inner walls 24 are provided with end plate 34 in the side of nozzle wall cylinder front end 18, end plate 34
Edge is tightly connected with nozzle inner walls 24, and the middle position of end plate 34 is provided with the through hole worn for blast tube 14, to cause burning
Room 22 is connected with the inside of blast tube 14.Blast tube 14 includes inlet end 36 and firing tip 38, and wherein inlet end 36 is located at combustion chamber
In 22, firing tip 38 is connected to the gas turbine.Specifically, gas turbine includes gas-turbine combustion chamber, blast tube 14
Firing tip 38 stretch into gas-turbine combustion chamber think its light a fire.
It should be appreciated that in above-described embodiment, treat that firing device is embodied as gas turbine only exemplary, in other realities
Apply in example, treat that firing device can also be embodied as other equipment, the present invention is not limited this.
Closure 16 includes lid 40, and lid 40 is resisted against outer nozzle wall 26 and nozzle inner walls 24 are located at nozzle wall tube rear end
20 end, to cause combustion chamber 22 and air flow channel 28 in a side seal of nozzle wall tube rear end 20.Lid 40 is from its outer rim
A connecting portion 42 is vertically extended towards the direction of nozzle wall cylinder front end 18, connecting portion 42 is fixedly connected with outer nozzle wall 26, with
Closure 16 is fixed to the rear end 20 of nozzle wall cylinder 12.
Connecting portion 42 is fixedly connected with outer nozzle wall 26.In an illustrated embodiment, connecting portion 42 and outer nozzle wall 26 it
Between be screwed connection.Specifically, the inner side of connecting portion 42 is provided with the corresponding outside wall surface of outer nozzle wall 26 and cooperated
Screw thread, with cause closure 16 can by rotation be threadedly coupled with outer nozzle wall 26, be easy to the installation of ignition burner device 10
And dismounting.
It should be noted that in other embodiments, connecting portion 42 can also be consolidated by other means with outer nozzle wall 26
Fixed connection, for example, setting screw on the correspondence position of connecting portion 42 and outer nozzle wall 26, is connected the two fixation using screw
Connect.
In summary, the present invention proposes a kind of ignition burner device for improving Ignition Stability, including to burning
The gas nozzle of room spray fuel gas.By gas nozzle being disposed proximate into rear end and its injection direction deviates from diameter side
To so that the combustion gas that gas nozzle is ejected forms the gas flow field of rotation in combustion chamber.Fuel gas so tangentially enters can
To promote the mixing of combustion gas and air, shorten the mixed process time, increase the uniformity of mixing, and then be more prone to igniting
It is stable, ignition success rate is greatly improved.Moreover, compared with existing ignition burner, same mixture homogeneity and time are reached
In the case of, the axial dimension of igniter of the invention can be substantially reduced.The ignition burner apparatus structure of the present invention is simple, if
Meter is ingenious, easy for installation, practical, suitable for popularization and application.
Concepts described herein may be embodied to other forms in the case of without departing from its spirit and characteristic.It is disclosed
Specific embodiment should be considered as exemplary rather than restricted.Therefore, the scope of the present invention be by appended claim,
Rather than be determined according to these descriptions before.Any change in the letter and equivalency range of claim is all
The scope of these claims should be belonged to.
Claims (9)
1. in a kind of ignition burner device for improving Ignition Stability, including nozzle wall cylinder and blast tube, the nozzle wall cylinder
Combustion chamber is formed, the nozzle wall cylinder includes front-end and back-end opposite in the axial direction, and the blast tube is arranged on the nozzle
Wall cylinder front end and with the combustion chamber, the blast tube to for one treat firing device light a fire, it is characterised in that the spray
Mouth wall cylinder is provided with the gas nozzle to the spray fuel gas into the combustion chamber, and the installation site of the gas nozzle is close
The rear end, and the injection direction of the gas nozzle deviates diametric(al) of the nozzle wall cylinder in the installation site so that
The combustion gas that the gas nozzle is ejected forms the gas flow field of rotation in the combustion chamber.
2. the ignition burner device of Ignition Stability can be improved as claimed in claim 1, it is characterised in that the gas nozzle
Including air inlet pipe, the air inlet pipe is straight tube, and the air inlet pipe runs through the wall of nozzle wall cylinder and connected with the combustion chamber
It is logical.
3. the ignition burner device of Ignition Stability can be improved as claimed in claim 2, it is characterised in that the air inlet pipe
Internal face of the end close to the combustion chamber.
4. the ignition burner device of Ignition Stability can be improved as claimed in claim 1, it is characterised in that the nozzle wall cylinder
Including the nozzle inner walls diametrically separated and outer nozzle wall, formed in the nozzle inner walls in the combustion chamber, the nozzle
The air flow channel with ft connection is formed between wall and outer nozzle wall, it is described to cause if the nozzle inner walls are provided with dry hole
If air flow channel passes through the dry hole and the combustion chamber.
5. the ignition burner device of Ignition Stability can be improved as claimed in claim 4, it is characterised in that the nozzle inner walls
Be provided with end plate in the side of nozzle wall cylinder front end, the blast tube is arranged on the end plate, the blast tube include into
Gas end and firing tip, the inlet end and the combustion chamber, the firing tip treat that firing device is connected with described.
6. the ignition burner device of Ignition Stability can be improved as claimed in claim 5, it is characterised in that described to wait to light dress
Gas turbine is set to, the gas turbine includes gas-turbine combustion chamber, and the firing tip of the blast tube stretches into the combustion gas wheel
Think that it is lighted a fire in machine combustion chamber.
7. the ignition burner device of Ignition Stability can be improved as claimed in claim 4, it is characterised in that the nozzle wall cylinder
Rear end be provided with a closure, the closure includes lid, and the lid is resisted against the outer nozzle wall and nozzle inner walls
End, the lid vertically extends a connecting portion, the connecting portion from its outer rim towards the direction of nozzle wall cylinder front end
It is fixedly connected with the outer nozzle wall.
8. the ignition burner device of Ignition Stability can be improved as claimed in claim 7, it is characterised in that the connecting portion with
Be screwed connection between the outer nozzle wall.
9. the ignition burner device of Ignition Stability can be improved as claimed in claim 4, it is characterised in that if the dry hole edge
It is uniformly distributed in the circumference of the nozzle inner walls, if the dry hole includes many collar aperture arranged vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401295.7A CN107023831A (en) | 2017-05-31 | 2017-05-31 | The ignition burner device of Ignition Stability can be improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401295.7A CN107023831A (en) | 2017-05-31 | 2017-05-31 | The ignition burner device of Ignition Stability can be improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107023831A true CN107023831A (en) | 2017-08-08 |
Family
ID=59530083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710401295.7A Withdrawn CN107023831A (en) | 2017-05-31 | 2017-05-31 | The ignition burner device of Ignition Stability can be improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107023831A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018218527A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳智慧能源技术有限公司 | Ignition nozzle device capable of improving ignition stability |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342551A (en) * | 1980-05-23 | 1982-08-03 | Browning Engineering Corporation | Ignition method and system for internal burner type ultra-high velocity flame jet apparatus |
| CN2214607Y (en) * | 1994-09-16 | 1995-12-06 | 马鞍山钢铁股份有限公司 | Low pressure gas flat flame radiation nozzle |
| CN2769701Y (en) * | 2004-01-29 | 2006-04-05 | 香港中华煤气有限公司 | Gas burner |
| CN103835837A (en) * | 2014-03-07 | 2014-06-04 | 南京航空航天大学 | Thermojet generating device based on rotational flow mixing and continuous combustion of gaseous fuels |
| CN206771348U (en) * | 2017-05-31 | 2017-12-19 | 深圳智慧能源技术有限公司 | The ignition burner device of Ignition Stability can be improved |
-
2017
- 2017-05-31 CN CN201710401295.7A patent/CN107023831A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342551A (en) * | 1980-05-23 | 1982-08-03 | Browning Engineering Corporation | Ignition method and system for internal burner type ultra-high velocity flame jet apparatus |
| CN2214607Y (en) * | 1994-09-16 | 1995-12-06 | 马鞍山钢铁股份有限公司 | Low pressure gas flat flame radiation nozzle |
| CN2769701Y (en) * | 2004-01-29 | 2006-04-05 | 香港中华煤气有限公司 | Gas burner |
| CN103835837A (en) * | 2014-03-07 | 2014-06-04 | 南京航空航天大学 | Thermojet generating device based on rotational flow mixing and continuous combustion of gaseous fuels |
| CN206771348U (en) * | 2017-05-31 | 2017-12-19 | 深圳智慧能源技术有限公司 | The ignition burner device of Ignition Stability can be improved |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018218527A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳智慧能源技术有限公司 | Ignition nozzle device capable of improving ignition stability |
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Legal Events
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170808 |
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| WW01 | Invention patent application withdrawn after publication |