CN109458272A - A kind of combination in series power mode regulating device - Google Patents
A kind of combination in series power mode regulating device Download PDFInfo
- Publication number
- CN109458272A CN109458272A CN201811386350.0A CN201811386350A CN109458272A CN 109458272 A CN109458272 A CN 109458272A CN 201811386350 A CN201811386350 A CN 201811386350A CN 109458272 A CN109458272 A CN 109458272A
- Authority
- CN
- China
- Prior art keywords
- baffle
- ring
- punching press
- runner
- outer ring
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K7/00—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof
- F02K7/10—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines
- F02K7/16—Composite ram-jet/turbo-jet engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/042—Air intakes for gas-turbine plants or jet-propulsion plants having variable geometry
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/057—Control or regulation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of combination in series power mode regulating devices, including outer ring and at least one set of baffle ring；Baffle ring structure is identical, is axially distributed along punching press runner, each baffle ring is made of annulus and four baffles；Baffle ring is connect by conduit with the outer wall of outer ring and turbine runner；All baffles of same group of baffle ring can block the punching press runner when being interspersed, not overlapping；Outer ring can be rotated centered on the central axes of punching press runner, one of baffle ring is fixed, its excess-three baffle ring at most moves the distance of the distance of a baffle, the distance of two baffles and three baffles with outer ring respectively, then fully opens punching press runner when four baffle rings are all overlapped.The regulating device changes the relative position between baffle ring, gradually changes tandem TBCC engine ran flow area, to realize the flow demand of punching press duct in mode conversion process by the rotation of simply multiple baffle rings.
Description
Technical field
The present invention relates to assembly power research fields, more particularly it relates to a kind of combination in series power mode
Regulating device.
Background technique
Hypersonic aircraft is known as being the third time " leather after propeller and jet plane in World Airways history
It is forward-looking, strategic to carry out hypersonic aircraft research for the technology commanding elevation of life " and 21 century aerospace field
Property and drive property, immeasurable profound influence will be generated to military, economy and civilization of human society.
Turbine base combined cycle engine (TBCC) as hypersonic aircraft one of propulsion system is sent out by turbine
Motivation and punching engine are composed.Because turbogenerator has respectively in low mach and punching engine in High Mach number
From advantage, TBCC by two kinds of cluster engines altogether, in terms of long-range, high speed and rapid strike have apparent advantage.
Classify according to layout structure, turbine base combined cycle engine can be divided into two kinds of series and parallel type, series connection
Punching engine is placed in turbogenerator rear by the TBCC of form, and two kinds of engines share the same air intake duct.Flight Mach
When number is lower than conversion mach number, turbogenerator work, punching engine is not involved in work.Flight Mach number is higher than conversion mach
When number, punching engine is started to work.This layout type is compact-sized, and additional drag is small.
Turbogenerator is for taking off and flying at low speed the stage, when aircraft speed reaches punching engine operating rate
Afterwards, punching engine is started to work, and with the increase of speed, turbogenerator air inlet is progressively closed off, when aircraft accelerates to
When higher than 2.0 Mach, engine has enough ram-compresseds at this time, and gas-turbine unit is closed, with punching engine mould
Formula is devoted oneself to work, in about 3.0 Mach number, engine transition to punching engine mode.It is inevitable in engine working process
The conversion process from turbine mode to punching press mode is undergone, in mode conversion process, air intake duct will be simultaneously to propeller for turboprop
Machine and punching engine runner provide air-flow, and need to meet the flow demand of two flow paths in engine mode conversion process, from
And combined engine is allow successfully to carry out mode conversion.
The less technical solution about assembly power mode regulating device of the prior art, and in the technical solution that can be inquired
There is regulative modes it is complicated, regulating mechanism is heavy the problems such as.
Summary of the invention
The invention proposes a kind of combination in series power mode regulating devices to change baffle ring by rotating baffle ring
Relative position so that the circulation area of punching press duct is stepped up, to simply implement tandem TBCC mode conversion.
A kind of technical solution of the invention is as follows:
A kind of combination in series power mode regulating device, including outer ring and at least one set of baffle ring；Every group of baffle ring by
Four identical baffle ring compositions being axially sequentially distributed along TBCCC punching press runner, each baffle ring is on the inside of an annulus
Four identical baffles are symmetrically installed to form；Conduit is set on the inside of the outer ring, and the annulus is mounted on described by the conduit
In outer ring, and the baffle inner end is connect with the outer wall of TBCC turbine runner by conduit；All baffles of same group of baffle ring
The TBCC punching press runner can be blocked when being interspersed, not overlapping；The outer wall of the outer ring and TBCC punching press runner passes through rolling
The connection of pearl bearing enables outer ring to rotate centered on the central axes of TBCC punching press runner, and a baffle ring in four baffle rings is not
Rotated with outer ring, excess-three can be rotated with outer ring, but because of the length of the conduit of mounting circular ring difference, three baffle rings respectively with
Outer ring at most moves the distance of the distance of a baffle, the distance of two baffles and three baffles, when these three baffle rings move
To with another baffle ring it is all Chong Die when then fully open the TBCC punching press runner.
The combination in series power mode regulating device, baffle are fan-shaped baffle.
The combination in series power mode regulating device includes four groups of totally 16 baffle rings, all baffle rings all edges
TBCCC punching press runner is axially sequentially distributed.
The combination in series power mode regulating device, there are match for the outer wall of baffle inner end and TBCC turbine runner
Gap is closed, the gentle dynamic stress deformation of thermal deformation is adapted to, guarantees the flexible operating of mode conversion.
The combination in series power mode regulating device, same group of baffle ring is by partly overlapping, cooperation flight
Speed adjusts the air mass flow ratio for entering TBCC punching press runner and turbine runner, realizes the smooth conversion of operational modal.
Tandem TBCC air intake duct mainly has hypersonic external pressure section, subsonic speed diffuser and turbine and punching engine point
Flow section three parts composition.Wherein, hypersonic external pressure section and subsonic speed diffuser provide suitably for turbine and punching engine
The air-flow come in is respectively enterd turbine runner and punching according to suitable ratio by inlet air conditions, turbine and punching engine shunting section
Press runner.Turbogenerator runner journey is round, punching engine runner journey annular.Before mode conversion starts, turbine runner is beaten
It opens, punching press runner completely closes, and air-flow passes through turbine runner completely, in mode conversion process, adjusts dress by adjusting mode
It sets, so that punching press flow area is gradually increased, punching press runner air flow rate is gradually increased, and realizes tandem TBCC mode conversion
The assignment of traffic of process.
This combination in series power mode regulating device is a circulation area regulating device, is made of 16 baffle rings,
In, outer ring is connect with punching press runner inner wall by bearing, and outer ring can rotate, and punching press runner inner wall cannot rotate, sector gear
Piece outer end is connect with outer ring by conduit, and fan-shaped baffle can be rotated together with outer ring.The face of the fan-shaped baffle of all baffle rings
The sum of product is equal to the annulus area of (also may be slightly larger than) punching press runner, and when relative position is suitable between baffle ring, can make
The completely obscured punching press runner of all sector baffles.
Before mode conversion starts, the fan-shaped baffle of all baffle rings is interspersed, completely obscured punching press runner, punching press at this time
Runner is closed；After mode conversion starts, according to flow needed for punching press runner, it is motionless to fix a baffle ring, successively gradually rotates
Other baffle rings, so that fan-shaped baffle of the fan-shaped baffle of each baffle ring gradually with the baffle ring remained stationary overlaps, thus
It is gradually increased punching press flow area, meets the flow demand of punching press duct in mode conversion process.
Compared with prior art, the present invention at least has the advantages that this combination in series power mode adjusts dress
The rotation by simply multiple baffle rings is set, changes the relative position between baffle ring, makes tandem TBCC engine ran
Flow area gradually changes, to realize the flow demand of punching press duct in mode conversion process.Present apparatus structure is simple, operation
It is convenient.
Detailed description of the invention
Fig. 1 is a baffle ring structure of combination in series power mode regulating device.
Fig. 2 is the combination in series power mode regulating device of punching press runner closed state.
Fig. 3 is the combination in series power mode regulating device of punching press runner full open position.
Fig. 4 is combination in series power mode regulating device sectional view.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The present embodiment is a kind of 16 baffle ring combination in series power mode regulating devices, all baffle rings all edges
TBCCC punching press runner is axially sequentially distributed.
16 baffle rings of the regulating device are divided into 4 groups, and the structure of all baffle rings is all identical.With one of gear
For loop, the structure of baffle ring is as shown in Figure 1, include annulus 1 and fan-shaped baffle 3, structure and the operation side of every group of baffle ring
Formula is the same.One group of baffle ring structure of four identical baffle ring compositions is as shown in Fig. 2, four identical baffle ring difference
It is first gear loop 3, second gear loop 4, third gear loop 5 and fourth gear loop 6.Regulating device is in punching press runner in Fig. 2
Closed state, the baffle of all baffle rings, which scatters, to be interspersed, and has blocked the annular punching press runner of TBCCC, and the circle at middle part
Runner is not closed out, which is the turbine runner of TBCC.The interior outside of four identical baffle rings is all to pass through conduit
Connection, adapts to mutual movement.As shown in figure 4,4 baffle rings are connect with 2 conduit of outer ring.But each baffle ring
Rotatable distance is not identical, this is limited by the conduit length that baffle ring is connect with outer ring, and conduit length is by baffle
Ring needs the distance moved to be determined.When outer ring rotation, as shown in Fig. 2, first gear loop 3 is not moved with outer ring, second gear
Loop 4 rotates a fan-shaped baffle distance with outer ring, and third gear loop 5 rotates two fan-shaped baffle distances, fourth gear with outer ring
Loop 6 rotates three fan-shaped baffle distances with outer ring.
Outer ring 1 is connect with 7 outer wall of TBCC punching press runner by ball bearing 9, as shown in figure 4, can be with engine axis
It is rotated centered on line, baffle ring inner end is equally connect with TBCC turbine flow pipeline outer wall 8 with conduit, and there are certain intervals to adapt to heat
Gentle dynamic stress deformation is deformed, guarantees the flexible operating of mode conversion.
Realize that mode is adjusted by the rotation of fan-shaped baffle and outer ring 2.Four baffle rings 3,4,5,6 along engine shaft to according to
Secondary distribution, before revolving die state starts, as shown in Fig. 2, the fan-shaped baffle of four baffle ring baffle rings 3,4,5,6 is interspersed, mutually
It is not overlapped, blocks punching press runner.After revolving die state starts, outer ring 2 is rotated, fixed first gear loop 3 is motionless, second gear loop 4
One baffle position of rotation counterclockwise, gradually increases first gear loop 3 and the fan-shaped baffle lap of second gear loop 4,
Until being completely coincident, so that punching press flow area becomes larger；Rotation outer ring 2 is then proceeded to, third gear loop 5 and fourth gear are made
Loop 6 is gradually Chong Die with first gear loop 3.After four baffle rings 3,4,5,6 are all overlapped, as shown in figure 3, ducted fluid flow at this time
Road fully opens, and completes combination in series power mode and adjusts.The overlapped sequential of the baffle ring of movement and fixed baffle ring is simultaneously
It is not limited only to said sequence, different overlapped sequentials can be changed according to the structure of mounting groove.Same group of baffle ring passes through part weight
Folded, cooperation flying speed adjusts the air mass flow ratio for entering TBCC punching press runner and turbine runner, realizes operational modal
Smooth conversion.
Although reference be made herein to invention has been described for explanatory embodiment of the invention, however, it is to be understood that ability
Field technique personnel can be designed that a lot of other modification and implementations, these modifications and implementations will fall in the application public affairs
Within the scope and spirit opened.It more specifically, can be to the group of theme combination layout in range disclosed in the present application
A variety of variations and modifications are carried out at component and/or layout.In addition to variations and improvements to the component parts and or layout,
To those skilled in the art, other purposes also will be apparent.
Claims (5)
1. a kind of combination in series power mode regulating device, it is characterised in that including outer ring and at least one set of baffle ring；Every group
Baffle ring is made of four be axially sequentially distributed along TBCCC punching press runner identical baffle rings, and each baffle ring is at one
Four identical baffles are symmetrically installed on the inside of annulus to form；Conduit is set on the inside of the outer ring, and the annulus is pacified by the conduit
In the outer ring, and the baffle inner end is connect with the outer wall of TBCC turbine runner by conduit；Same group of baffle ring
All baffles can block the TBCC punching press runner when being interspersed, not overlapping；The outer ring is outer with TBCC punching press runner
Wall enables outer ring to rotate centered on the central axes of TBCC punching press runner by ball bearing connection, one in four baffle rings
Baffle ring is not rotated with outer ring, and excess-three can be rotated with outer ring, but because of the length of the conduit of mounting circular ring difference, three baffles
Ring at most moves the distance of the distance of a baffle, the distance of two baffles and three baffles with outer ring respectively, when these three gears
Loop then fully opens the TBCC punching press runner when moving to Chong Die with another baffle ring whole.
2. combination in series power mode regulating device according to claim 1, it is characterised in that the baffle is sector
Baffle.
3. combination in series power mode regulating device according to claim 1, it is characterised in that including four groups totally 16
Baffle ring, all baffle rings are all axially sequentially distributed along TBCCC punching press runner.
4. combination in series power mode regulating device according to claim 1, it is characterised in that the baffle inner end with
There are fit clearances for the outer wall of TBCC turbine runner, adapt to the gentle dynamic stress deformation of thermal deformation, guarantee the flexible fortune of mode conversion
Turn.
5. combination in series power mode regulating device according to claim 1, it is characterised in that same group of baffle ring is logical
It crosses and partly overlaps, cooperation flying speed adjusts the air mass flow ratio for entering TBCC punching press runner and turbine runner, realizes operation
The smooth conversion of mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811386350.0A CN109458272B (en) | 2018-11-20 | 2018-11-20 | Tandem type combined power mode adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811386350.0A CN109458272B (en) | 2018-11-20 | 2018-11-20 | Tandem type combined power mode adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109458272A true CN109458272A (en) | 2019-03-12 |
| CN109458272B CN109458272B (en) | 2021-02-02 |
Family
ID=65611081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811386350.0A Active CN109458272B (en) | 2018-11-20 | 2018-11-20 | Tandem type combined power mode adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109458272B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360645A (en) * | 2020-11-10 | 2021-02-12 | 北京动力机械研究所 | Tandem turbine/double-mode stamping combined engine mode conversion device |
| CN112855380A (en) * | 2020-12-02 | 2021-05-28 | 南京航空航天大学 | Flow regulating device of axisymmetric channel, tail nozzle using same and regulating method |
| CN113187610A (en) * | 2021-06-15 | 2021-07-30 | 浙江燃创透平机械股份有限公司 | Gas turbine gas flow adjusting structure |
| CN114001532A (en) * | 2021-09-28 | 2022-02-01 | 华中农业大学 | Multifunctional drying requirement-oriented intelligent roller dryer and method |
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| CN105539862A (en) * | 2016-01-14 | 2016-05-04 | 南京航空航天大学 | Series-connection type hybrid power air intake duct translation type modal conversion device |
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| EP2094963A2 (en) * | 2006-12-18 | 2009-09-02 | Aerojet-General Corporation | Combined cycle integrated combustor and nozzle system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360645A (en) * | 2020-11-10 | 2021-02-12 | 北京动力机械研究所 | Tandem turbine/double-mode stamping combined engine mode conversion device |
| CN112855380A (en) * | 2020-12-02 | 2021-05-28 | 南京航空航天大学 | Flow regulating device of axisymmetric channel, tail nozzle using same and regulating method |
| CN112855380B (en) * | 2020-12-02 | 2022-05-03 | 南京航空航天大学 | Flow regulating device of axisymmetric channel, tail nozzle using same and regulating method |
| CN113187610A (en) * | 2021-06-15 | 2021-07-30 | 浙江燃创透平机械股份有限公司 | Gas turbine gas flow adjusting structure |
| CN113187610B (en) * | 2021-06-15 | 2022-04-26 | 浙江燃创透平机械股份有限公司 | Gas turbine gas flow adjusting structure |
| CN114001532A (en) * | 2021-09-28 | 2022-02-01 | 华中农业大学 | Multifunctional drying requirement-oriented intelligent roller dryer and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109458272B (en) | 2021-02-02 |
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