CN110486751A - A kind of combustion chamber of miniature gas turbine generator monopole burning - Google Patents
A kind of combustion chamber of miniature gas turbine generator monopole burning Download PDFInfo
- Publication number
- CN110486751A CN110486751A CN201910910891.7A CN201910910891A CN110486751A CN 110486751 A CN110486751 A CN 110486751A CN 201910910891 A CN201910910891 A CN 201910910891A CN 110486751 A CN110486751 A CN 110486751A
- Authority
- CN
- China
- Prior art keywords
- water conservancy
- burning
- inner liner
- burner inner
- cavity
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
- F23R3/58—Cyclone or vortex type combustion chambers
Abstract
The invention discloses a kind of combustion chambers of miniature gas turbine generator monopole burning, including burner inner liner, one end of the burner inner liner is equipped with atomizer, the other end of the burner inner liner is equipped with water conservancy diversion spiral case component, the burner inner liner is equipped with spark plug on the outside of one end of atomizer, burner inner liner includes burning cavity, several lower part vortex stomatas and middle part vortex stomata are offered on the burning cavity outer wall, water conservancy diversion spiral case component includes terminal pad, the terminal pad is by water conservancy diversion spiral case, diversion cavity and diffusion exhaust outlet pass through welding one entirety of formation, one end of the diversion cavity is connected with diffusion exhaust outlet, the outside of diversion cavity is cased with water conservancy diversion spiral case, the other end of diversion cavity is connect with burner inner liner；The present invention realizes miniature gas turbine single stage combustion by the improvement of structure, and Combustion System is simple, hardware cost is low, fuel efficiency is high.
Description
Technical field
The present invention relates to a kind of combustion chambers of miniature gas turbine generator monopole burning.
Background technique
Combustion chamber is the device of fuel or propellant in wherein burning generation high-temperature fuel gas, is a kind of high-temperature alloy material
Expect the combustion apparatus of production.Space after piston arrival top dead centre between its top and cylinder cover, fuel burn in this room.
Miniature gas turbine generator is mainly using the side of the more combustion chambers of multipole either multipole toroidal combustion chamber at present
Case, multipole or more combustion chambers burns be related to it is considerably complicated combust control and higher hardware cost, the consumption of fuel oil also can
Higher, system effectiveness can reduce.
Summary of the invention
The combustion chamber that the present invention provides a kind of miniature gas turbine generator monopole burning is used to overcome multipole in the prior art
Or the hardware cost of more combustion chambers burns is higher, the consumption of fuel oil is also higher, the defect that system effectiveness reduces.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The invention discloses a kind of combustion chamber of miniature gas turbine generator monopole burning, including burner inner liner, the flames
One end of cylinder is equipped with atomizer, and the other end of the burner inner liner is equipped with water conservancy diversion spiral case, and the burner inner liner is close to atomizer
Spark plug is installed on the outside of one end；Burner inner liner includes burning cavity, and several lower parts are offered on the burning cavity outer wall and are vortexed
Stomata and middle part vortex stomata；Water conservancy diversion spiral case includes terminal pad, and the terminal pad is by water conservancy diversion spiral case, diversion cavity and diffusion exhaust outlet
An entirety is formed by welding, one end of the diversion cavity is connected with diffusion exhaust outlet, and the outside of diversion cavity is cased with water conservancy diversion
The other end of spiral case, diversion cavity is connect with burner inner liner.
Further, the atomizer in burner inner liner only needs configuration one.
Further, rear end and centrifugal turbine runner matched design in water conservancy diversion spiral case.
Further, water conservancy diversion spiral case had not only played pressurization but also had had guide functions.
Further, 24VDC low pressure is switched to by 2000VDC instantaneous pressure by ignition controller, makes spark plug going fire
Point only needs once to light a fire and can be completed.
Further, the lower part vortex stomata and middle part vortex stomata on burning cavity outer wall, all has eddy airstream
Effect.
The beneficial effects obtained by the present invention are as follows being: the present invention realizes miniature gas turbine single-stage by the improvement of structure
Burning, Combustion System is simple, hardware cost is low, fuel efficiency is high.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of burner inner liner of the present invention；
Fig. 3 is the structural schematic diagram of water conservancy diversion spiral case component of the present invention.
In figure: 1, atomizer；2, spark plug；3, burner inner liner；4, water conservancy diversion spiral case；5, lower part vortex stomata；6, middle part is vortexed
Stomata；7, burning cavity；8, terminal pad；9, diversion cavity；10, diffusion exhaust outlet.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1-3, a kind of combustion chamber of miniature gas turbine generator monopole burning, including burner inner liner 3, the flame
One end of cylinder 3 is equipped with atomizer 1, and the other end of the burner inner liner 3 is equipped with water conservancy diversion spiral case 4, and the burner inner liner 3 is close to oil spout
Spark plug 2 is installed on the outside of one end of mouth 1；Burner inner liner 3 includes burning cavity 7, is offered on 7 outer wall of burning cavity several
Lower part vortex stomata 5 and middle part vortex stomata 6；Water conservancy diversion spiral case component includes terminal pad 8, the terminal pad 8 by water conservancy diversion spiral case 4,
Diversion cavity 9 and diffusion exhaust outlet 10 pass through welding one entirety of formation, one end and 10 phase of diffusion exhaust outlet of the diversion cavity 9
Even, the outside of diversion cavity 9 is cased with water conservancy diversion spiral case 4, and the other end of diversion cavity 9 is connect with burner inner liner 3.
Atomizer 1 is installed in burner inner liner 3, it is only necessary to configure an atomizer 1, oil pump controller is according to user load power
Increase and decrease, distributive value also increases and decreases therewith, thus control oil pump power, is sprayed atomized fuel and fresh air by atomizer 1
In the intracavitary fusion of combustion gas mixing, 24VDC low pressure is switched to by 2000VDC instantaneous pressure by ignition controller, is firing spark plug 2
Fire point, which only needs once to light a fire, can be completed.
Several lower part vortex stomatas 5 and middle part vortex stomata 6, circular hole are offered on 7 outside of burning cavity of burner inner liner 3
Play eddy airstream, make combustion optimisation, while enabling combustion chemistry gas towards same discharge directions expansion work in turbine.
Water conservancy diversion spiral case 4, diversion cavity 9 and diffusion exhaust outlet 10 are formed into an entirety by welding by terminal pad 8.Water conservancy diversion
Spiral case 4 surrounds burner inner liner 3, is equivalent to a diffuser, is gradually reduced towards turbine end volume, after burner inner liner 3 burns
High-temperature gas is pressurizeed by diversion cavity 9, and rear end and centrifugal turbine runner matched design, pass through water conservancy diversion spiral case 4 in water conservancy diversion spiral case 4
Work by combustion (discharge directions, pressure at expulsion) is set precisely to act on turbine, last residual gas is discharged by diffusion exhaust outlet 10,
Water conservancy diversion spiral case 4 had not only played pressurization but also had played guide functions.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of combustion chamber of miniature gas turbine generator monopole burning, which is characterized in that including burner inner liner (3), the flame
One end of cylinder (3) is equipped with atomizer (1), and the other end of the burner inner liner (3) is equipped with water conservancy diversion spiral case component, the burner inner liner
(3) spark plug (2) are installed on the outside of the one end of atomizer (1)；
Burner inner liner (3) includes burning cavity (7), offered on burning cavity (7) outer wall several lower part vortex stomatas (5) and
Middle part vortex stomata (6)；
Water conservancy diversion spiral case component includes terminal pad (8), and water conservancy diversion spiral case (4), diversion cavity (10) and diffusion are vented by the terminal pad (8)
Mouth (11) forms an entirety by welding, and one end of the diversion cavity (10) is connected with diffusion exhaust outlet (11), diversion cavity
(10) outside is cased with water conservancy diversion spiral case (4), and the other end of diversion cavity (10) is connect with the burner inner liner (3).
2. the combustion chamber of miniature gas turbine generator monopole burning according to claim 1, which is characterized in that the flame
An atomizer (1) is configured in cylinder (3).
3. the combustion chamber of miniature gas turbine generator monopole burning according to claim 1, which is characterized in that the burning
Lower part vortex stomata (5) and middle part vortex stomata (6) on cavity (7) outer wall, all have the effect of eddy airstream.
4. the combustion chamber of miniature gas turbine generator monopole burning according to claim 1, which is characterized in that the water conservancy diversion
The middle rear end of spiral case (4) and centrifugal turbine runner matched design.
5. the combustion chamber of miniature gas turbine generator monopole burning according to claim 1, which is characterized in that the spark
Plug (2) going fire point only needs once to light a fire and can be completed, and relies on ignition controller for 24VDC low pressure and switchs to 2000VDC wink
Between high pressure.
6. the combustion chamber of miniature gas turbine generator monopole burning according to claim 1, which is characterized in that the water conservancy diversion
Spiral case (4) has the function of pressurization and water conservancy diversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910910891.7A CN110486751A (en) | 2019-09-25 | 2019-09-25 | A kind of combustion chamber of miniature gas turbine generator monopole burning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910910891.7A CN110486751A (en) | 2019-09-25 | 2019-09-25 | A kind of combustion chamber of miniature gas turbine generator monopole burning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110486751A true CN110486751A (en) | 2019-11-22 |
Family
ID=68544159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910910891.7A Pending CN110486751A (en) | 2019-09-25 | 2019-09-25 | A kind of combustion chamber of miniature gas turbine generator monopole burning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110486751A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818910A (en) * | 2010-03-24 | 2010-09-01 | 北京航空航天大学 | Miniature gas turbine combustion chamber |
| CN202544933U (en) * | 2012-03-02 | 2012-11-21 | 湖南航翔燃气轮机有限公司 | Gas diversion volute |
| CN203309935U (en) * | 2013-05-10 | 2013-11-27 | 哈尔滨东安发动机（集团）有限公司 | Single-liner type combustion gas turbine combustion chamber |
| CN105604698A (en) * | 2015-12-29 | 2016-05-25 | 中国航空工业集团公司沈阳发动机设计研究所 | Micro gas turbine |
| CN208749448U (en) * | 2018-08-03 | 2019-04-16 | 新奥能源动力科技（上海）有限公司 | A kind of miniature gas turbine |
| CN109708146A (en) * | 2017-10-25 | 2019-05-03 | 通用电气公司 | Spiral case trapped vortex combustion device assembly |
-
2019
- 2019-09-25 CN CN201910910891.7A patent/CN110486751A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818910A (en) * | 2010-03-24 | 2010-09-01 | 北京航空航天大学 | Miniature gas turbine combustion chamber |
| CN202544933U (en) * | 2012-03-02 | 2012-11-21 | 湖南航翔燃气轮机有限公司 | Gas diversion volute |
| CN203309935U (en) * | 2013-05-10 | 2013-11-27 | 哈尔滨东安发动机（集团）有限公司 | Single-liner type combustion gas turbine combustion chamber |
| CN105604698A (en) * | 2015-12-29 | 2016-05-25 | 中国航空工业集团公司沈阳发动机设计研究所 | Micro gas turbine |
| CN109708146A (en) * | 2017-10-25 | 2019-05-03 | 通用电气公司 | Spiral case trapped vortex combustion device assembly |
| CN208749448U (en) * | 2018-08-03 | 2019-04-16 | 新奥能源动力科技（上海）有限公司 | A kind of miniature gas turbine |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191122 |
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| RJ01 | Rejection of invention patent application after publication |