CN110107426A - Across the medium flight device power device shared based on combustion chamber between grade and turbine water sky - Google Patents
Across the medium flight device power device shared based on combustion chamber between grade and turbine water sky Download PDFInfo
- Publication number
- CN110107426A CN110107426A CN201910379186.9A CN201910379186A CN110107426A CN 110107426 A CN110107426 A CN 110107426A CN 201910379186 A CN201910379186 A CN 201910379186A CN 110107426 A CN110107426 A CN 110107426A
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- Prior art keywords
- propulsion system
- jet propulsion
- pressure turbine
- low
- medium
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
- B60F5/00—Other convertible vehicles, i.e. vehicles capable of travelling in or on different media
- B60F5/02—Other convertible vehicles, i.e. vehicles capable of travelling in or on different media convertible into aircraft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H11/00—Marine propulsion by water jets
- B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
- B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
- B63H11/06—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of reciprocating type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D27/02—Aircraft characterised by the type or position of power plant
- B64D27/16—Aircraft characterised by the type or position of power plant of jet type
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- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
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- 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
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/20—Adaptations of gas-turbine plants for driving vehicles
- F02C6/203—Adaptations of gas-turbine plants for driving vehicles the vehicles being waterborne vessels
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- 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
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/20—Adaptations of gas-turbine plants for driving vehicles
- F02C6/206—Adaptations of gas-turbine plants for driving vehicles the vehicles being airscrew driven
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- 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
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
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- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/16—Control of working fluid flow
- F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
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- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/16—Control of working fluid flow
- F02C9/20—Control of working fluid flow by throttling; by adjusting vanes
- F02C9/22—Control of working fluid flow by throttling; by adjusting vanes by adjusting turbine vanes
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- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/26—Control of fuel supply
- F02C9/40—Control of fuel supply specially adapted to the use of a special fuel or a plurality of fuels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
Abstract
Present disclose provides a kind of across medium flight device power devices shared based on combustion chamber between grade and turbine water sky comprising fanjet jet propulsion system provides power to across medium flight device when being used for flight in the sky；Pump spray hydro-jet propulsion system, provides power to across medium flight device when for submariner under water；And combustion chamber and low-pressure turbine between grade, it is shared by fanjet jet propulsion system and pump spray hydro-jet propulsion system.
Description
Technical field
The disclosure belongs to aircraft power plant technical field, is related to a kind of across medium flight device power device, more particularly to
A kind of across medium flight device power device shared based on combustion chamber between grade and turbine water sky.
Background technique
Across medium flight device is one of emphasis direction of following flight device development, it can be achieved that airflight and underwater submariner,
A kind of novel mode of operation can be opened up.Since 20~thirties of 20th century, various countries military specialist proposes diving aircraft successively
Or the imagination about across medium flight device equipment platform such as flight submarine.2008, U.S. national defense advanced research projects agency
(DARPA) a kind of mixing flying platform is proposed, it is intended to merge the speed and voyage of aircraft, the function of cruising of surface ship, and
The stealth capabilities of submarine.Russian Defence Ministry then started the underwater unmanned plane authorization exploitation carried by submarine in 2015.But
It is to be limited by technical level, is converted into type of project not successfully.
It is to meet the requirement to work under water, empty two media environment across medium engine, is that support development flies across medium
The key of boat device.However, aerial power and underwater engine differ from one another in working principle with working method, differ greatly, and knot
The totally different more difficult unification of structure；Current power system mostly uses greatly the form of the two simple combination, and aerial power generally uses aviation to fire
Gas eddy turbine and piston engine, underwater engine is using motor driven or heat power driving water paddle or pump leaf, drawback body
The aspects such as level of integrated system is poor, structure is not compact, deadweight is big, propulsive efficiency is low now.
In order to guarantee normal work of across the medium flight device under different operating environment, across medium power device must consider more
The factor of aspect: structure design will rationally, and mitigation weight as far as possible reduces space；Efficiency with higher, high-speed flight ability and
Preferable Project Realization, however there is larger limitation in these areas in the prior art.
Summary of the invention
In order to solve at least one above-mentioned technical problem, it is empty based on combustion chamber between grade and turbine water that present disclose provides one kind
Shared across medium flight device power device comprising fanjet jet propulsion system, be used for flight in the sky when to across
Medium flight device provides power；Pump spray hydro-jet propulsion system, provides power to across medium flight device when for submariner under water；With
And combustion chamber and low-pressure turbine between grade, it is shared by fanjet jet propulsion system and pump spray hydro-jet propulsion system.
According at least one embodiment of the disclosure, across medium flight device power device further includes clutch and mode choosing
Valve is selected, for realizing the conversion of fanjet jet propulsion system and pump spray hydro-jet propulsion system.
According at least one embodiment of the disclosure, when fanjet jet propulsion system works, low-pressure turbine is logical
It crosses clutch to connect with fanjet jet propulsion system, model selection valve is in the open state, so that flowing before low-pressure turbine
Road connection；And when pump spray hydro-jet propulsion system work, low-pressure turbine is connect by clutch with pump spray hydro-jet propulsion system, mould
Formula selector valve is in close state, so that flow path seals before low-pressure turbine.
According at least one embodiment of the disclosure, fanjet jet propulsion system includes fan, for sucking
Air generates compressed air；High-pressure compressor is used for compressed air, generates high pressure air；Main chamber, in main burning
Room high pressure air is mixed with fuel, and ignition, generates combustion gas；And high-pressure turbine, it is pushed by combustion gas, while high pressure
Turbine is for driving high-pressure compressor.
According at least one embodiment of the disclosure, when fanjet jet propulsion system works, low-pressure turbine is logical
It crosses clutch to connect with fan, combustion gas pushes low-pressure turbine rotation, and low-pressure turbine is used for driving fan.
According at least one embodiment of the disclosure, when fanjet jet propulsion system works, combustion chamber between grade
Fuel be aviation kerosine, combustion chamber is used to provide extra-push model to across medium flight device between grade.
According at least one embodiment of the disclosure, pump spray hydro-jet propulsion system includes power output shaft, transmission mechanism
With pump leaf；Wherein, one end of power output shaft and transmission mechanism connects；And the other end connection of pump leaf and transmission mechanism, pump
Leaf is used for the aqueous medium for accelerating to suck from water inlet.
According at least one embodiment of the disclosure, when pump spray hydro-jet propulsion system works, low-pressure turbine passes through clutch
Device and power output axis connection.
According at least one embodiment of the disclosure, when pump spray hydro-jet propulsion system works, the fuel of combustion chamber between grade
For propellant needed for underwater operation, propellant combustion chambers burn between grade generates combustion gas, and combustion gas pushes low-pressure turbine, low pressure
Turbine drives power output shaft, power output shaft pass through transmission mechanism transfer tube leaf.
According at least one embodiment of the disclosure, across medium flight device power device further includes the adjustable machine of Turbomachinery
Structure, for adjusting stator blade established angle, to meet the work of fanjet jet propulsion system and pump spray hydro-jet propulsion system respectively
It is required.
Detailed description of the invention
Attached drawing shows the illustrative embodiments of the disclosure, and it is bright together for explaining the principles of this disclosure,
Which includes these attached drawings to provide further understanding of the disclosure, and attached drawing is included in the description and constitutes this
Part of specification.
Fig. 1 is across the medium flight device power device jet-propulsion operation mode according at least one embodiment of the disclosure
Structural schematic diagram.
Fig. 2 is across the medium flight device power device hydraulic jet propulsion operation mode according at least one embodiment of the disclosure
Structural schematic diagram.
Fig. 3 is opened according to the model selection valve of across the medium flight device power device of the disclosure at least one embodiment
Schematic diagram.
Fig. 4 is the model selection valve closure according to across the medium flight device power device of the disclosure at least one embodiment
Schematic diagram.
Fig. 5 is to be pushed away according to the clutch of across the medium flight device power device of the disclosure at least one embodiment in jet
Connection schematic diagram under into operation mode (by taking low-pressure turbine right side clutch as an example).
Fig. 6 is across the medium flight device power device clutch according to the disclosure at least one embodiment in hydraulic jet propulsion
Connection schematic diagram under operation mode (by taking low-pressure turbine right side clutch as an example).
Specific embodiment
The disclosure is described in further detail with embodiment with reference to the accompanying drawing.It is understood that this place
The specific embodiment of description is only used for explaining related content, rather than the restriction to the disclosure.It also should be noted that being
Convenient for description, part relevant to the disclosure is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the disclosure can
To be combined with each other.The disclosure is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
In at least one embodiment of the disclosure, it is empty based on combustion chamber between grade and turbine water that present disclose provides one kind
Shared across medium flight device power device, as depicted in figs. 1 and 2 comprising fanjet jet propulsion system is used for
Power is provided to across medium flight device when airflight；Pump spray hydro-jet propulsion system, flies when for submariner under water to across medium
The device that navigates provides power；And combustion chamber 9 and low-pressure turbine 11 between grade, it is pushed away for fanjet jet propulsion system and pump spray water spray
It is shared into system.
According at least one embodiment of the disclosure, across medium flight device power device further includes clutch 12 and mode
Selector valve 8, for realizing the conversion of fanjet jet propulsion system and pump spray hydro-jet propulsion system.
According at least one embodiment of the disclosure, as depicted in figs. 1 and 2, across medium flight device power device is also wrapped
Turbomachinery adjustable mechanism 10 is included, for adjusting stator blade established angle, to meet fanjet jet propulsion system and pump respectively
Spray the job requirement of hydro-jet propulsion system.
There are two types of operation modes for across the medium flight device power device tool that the disclosure provides: when flight device flies in the sky
When, power device is with fanjet jet-propulsion Modality work；When flight device is in submariner, power device is pushed away with pumping spray water spray
Into Modality work.When fanjet jet propulsion system works, low-pressure turbine 11 is sprayed by clutch 12 and fanjet
The connection of gas propulsion system, model selection valve 8 is (Fig. 3) in the open state, so that fluid communication before low-pressure turbine 11；And pump spray
When hydro-jet propulsion system works, low-pressure turbine 11 is connect by clutch 12 with pump spray hydro-jet propulsion system, at model selection valve 8
In closed state (Fig. 4), so that flow path seals before low-pressure turbine 11.
According at least one embodiment of the disclosure, as shown in Figure 1, fanjet jet propulsion system includes fan 2,
For sucking and compressed air；High-pressure compressor 5 is used for compressed air, generates high pressure air；Main chamber 6, in main combustion
It burns 6 high pressure air of room to mix with fuel, and ignition, generates combustion gas；And high-pressure turbine 7, it is pushed by combustion gas, simultaneously
High-pressure turbine 7 is for driving high-pressure compressor 5.Fanjet jet propulsion system further include by-pass air duct 1, by-pass air duct supporting plate 3,
Main duct 4.
As shown in Figure 1, low-pressure turbine 11 passes through clutch 12 and fan 2 when fanjet jet propulsion system works
Connection.Combustion gas pushes low-pressure turbine 11 to rotate, and low-pressure turbine 11 is used for driving fan 2.The fuel of combustion chamber 9 is supplied as navigating between grade
Empty kerosene, combustion chamber 9 is used to provide extra-push model to across medium flight device between grade.
Specifically, when flight device airflight, power device is with fanjet jet-propulsion Modality work.Low pressure whirlpool
Wheel 11 is connect (Fig. 5) by clutch 12 with fan 2, and model selection valve 8 is (Fig. 3) in the open state, 9 fuel of combustion chamber between grade
It is supplied as aviation kerosine, low-pressure turbine 11 adjusts stator blade established angle by Turbomachinery adjustable mechanism 10 to adapt to work under the mode
It is required.Air dielectric compression through fan 2 after air inlet 17 is inhaled into power device is divided into two strands and respectively enters by-pass air duct 1
With main duct 4.Air-flow into by-pass air duct 1 is flowed directly to power device tail portion, is discharged via exhaust system, forms thrust.Into
The air-flow for entering main duct 4 enters main chamber 6 after the further compression of high-pressure compressor 5, carries out with the aviation kerosine of penetrating
Mixed combining combustion forms the combustion gas of high temperature and pressure.Then, combustion gas carries out expansion work to push high-pressure turbine 7 and low-pressure turbine
11, high-pressure turbine 7 and low-pressure turbine 11 respectively drive high-pressure compressor 5 and fan 2, finally still have the tail gas of certain energy and come
It mutually converges from the air-flow of middle duct and is discharged together in power device tail portion, so that generating thrust realizes jet-propulsion.It is additional when needing
When increasing thrust, combustion chamber 9 works between grade, and aviation kerosine is injected into combustion chamber 9 and the high-temperature high-pressure fuel gas flowed through between grade
It is mixed and burned to promote fuel gas temperature, achievees the purpose that increase thrust.
According at least one embodiment of the disclosure, as shown in Fig. 2, pump spray hydro-jet propulsion system includes power output shaft
13, transmission mechanism and pump leaf 15；Wherein, power output shaft 13 is connect with one end of transmission mechanism；And pump leaf 15 and driver
The other end of structure connects, the aqueous medium that pump leaf 15 is used to accelerate to suck from water inlet 18.Before pump spray hydro-jet propulsion system further includes
Set stator 16.Transmission mechanism can be set to gear, further, can be set to helical gear 14.
As shown in Fig. 2, low-pressure turbine 11 passes through clutch 12 and power output shaft 13 when pump spray hydro-jet propulsion system work
Connection.Propellant needed for the fuel supply of combustion chamber 9 is switched to underwater operation between grade, propellant combustion chamber 9 between grade are burnt,
Combustion gas is generated, combustion gas pushes low-pressure turbine 11.Low-pressure turbine 11 drives power output shaft 13, and power output shaft 13 passes through driver
Structure transfer tube leaf 15.
Specifically, when flight device enters water into when underwater submariner, power device turns from fanjet jet-propulsion mode
Shift to pump spray hydraulic jet propulsion mode.After power device receives mode conversion signal, low-pressure turbine 11 passes through clutch 12 and wind
Fan 2 disengages (Fig. 6), connect with power output shaft 13, the flow path before installation place rotatory sealing low-pressure turbine 11 of model selection valve 8
(Fig. 4), propellant needed for the supply of 9 fuel of combustion chamber switches to underwater operation as aviation kerosine between grade, low-pressure turbine 11 pass through
Turbomachinery adjustable mechanism 10 is adjusted to adapt to the conversion of operation mode.At this point, as shown in Fig. 2, power device completes mode turn
It changes and is started to work with pump spray hydraulic jet propulsion mode.Combustion chamber 9 is burnt between propellant is injected into grade, produced high pressure-temperature combustion gas
11 heel row of low-pressure turbine is pushed to go out power device, low-pressure turbine 11 drives power output shaft 13, and power output shaft 13 passes through two pairs
Helical gear 14 drives pump leaf 15, after the aqueous medium that water inlet 18 is inhaled into is accelerated after the rectification of preposition stator 16 by pump leaf 15
Discharge, to realize hydraulic jet propulsion.
When the water outlet of flight device is again introduced into airflight, power device works from pump spray hydraulic jet propulsion mode to whirlpool
Fan engine jet-propulsion mode conversion.After power device receives mode conversion signal, low-pressure turbine 11 passes through clutch 12
With 2 axis connection of fan, with power output shaft 13 disengage, model selection valve 8 around installation place rotarily open low-pressure turbine 11 before flow path
(Fig. 3), the supply of 9 fuel of combustion chamber switches to aviation kerosine by propellant between grade, and low-pressure turbine 11 can by adjusting Turbomachinery
Regulating mechanism 10 is to adapt to the conversion of operation mode.At this time as shown in Figure 1, power device completes mode conversion and with fanjet
Jet-propulsion mode is started to work.
There are two types of operation modes for across the medium flight device power device tool that the disclosure provides: when flight device flies in the sky
When, power device is with fanjet jet-propulsion Modality work；When flight device is in submariner, power device is pushed away with pumping spray water spray
Into Modality work.Enter water, water outlet status according to flight device, power device carry out jet-propulsion mode and hydraulic jet propulsion mode it
Between mode conversion.After receiving mode conversion instruction, flow path before the sealing of model selection valve 8 or unlatching low-pressure turbine 11, low pressure whirlpool
Wheel 11 is connect by clutch 12 with power output shaft 13 or fan 2, and combustion chamber 9 switches different fuel supplies between grade, thus
It realizes the mode conversion between fanjet hydraulic jet propulsion mode and pump spray hydraulic jet propulsion mode, is continuously across medium flight device
Power is provided.In the sky when flight, high-speed flight is may be implemented with fanjet jet-propulsion Modality work in power device.
Under water when submariner, pump of the power device in a manner of using heat power sprays hydraulic jet propulsion Modality work, and longer voyage may be implemented
Submariner.
The power device introduces on the basis of traditional fanjet jet propulsion system and pump spray hydro-jet propulsion system
The components such as combustion chamber 9, clutch 12 realize the unification of aerial and underwater heat power mode between model selection valve 8, grade, send out turbofan
The components such as combustion chamber 9 and low-pressure turbine 11 between motivation jet propulsion system and pump spray hydro-jet propulsion system shared stage, effectively improve
The utilization rate of component, alleviates the volume and weight of power device, keeps overall structure more compact.Meanwhile according to flight device
Water outlet, enter regimen condition and carry out mode conversion between jet-propulsion mode and hydraulic jet propulsion mode, thus for flight device across
Medium navigational duty provides lasting power.
It will be understood by those of skill in the art that above embodiment is used for the purpose of clearly demonstrating the disclosure, and simultaneously
Non- be defined to the scope of the present disclosure.For those skilled in the art, may be used also on the basis of disclosed above
To make other variations or modification, and these variations or modification are still in the scope of the present disclosure.
Claims (10)
1. a kind of across medium flight device power device shared based on combustion chamber between grade and turbine water sky, which is characterized in that described
Across medium flight device power device includes
When fanjet jet propulsion system, the fanjet jet propulsion system are used for flight in the sky to it is described across
Medium flight device provides power；
Pump spray hydro-jet propulsion system mentions when the pump spray hydro-jet propulsion system is for submariner under water to across the medium flight device
For power；And
Combustion chamber and low-pressure turbine between grade, combustion chamber and the low-pressure turbine are the fanjet jet-propulsion between the grade
System and pump spray hydro-jet propulsion system share.
2. across medium flight device power device according to claim 1, which is characterized in that across the medium flight device power
Device further includes clutch and model selection valve, and the clutch and the model selection valve are for realizing the fanjet
The conversion of jet propulsion system and the pump spray hydro-jet propulsion system.
3. across medium flight device power device according to claim 2, which is characterized in that
When the fanjet jet propulsion system works, the low-pressure turbine is started by the clutch and the turbofan
The connection of machine jet propulsion system, the model selection valve is in the open state, so that fluid communication before the low-pressure turbine；And
When the pump spray hydro-jet propulsion system work, the low-pressure turbine sprays hydraulic jet propulsion system by the clutch and the pump
System connection, the model selection valve are in close state, so that flow path seals before the low-pressure turbine.
4. across medium flight device power device according to claim 3, which is characterized in that the fanjet jet pushes away
Include into system
Fan, the fan is for sucking and compressed air；
High-pressure compressor, the high-pressure compressor generate high pressure air for compressing the air；
Main chamber, the high pressure air described in the main chamber is mixed with fuel, and ignition, generates combustion gas；With
And
High-pressure turbine, the high-pressure turbine are pushed by the combustion gas, while the high-pressure turbine is for driving the high pressure to calm the anger
Machine.
5. across medium flight device power device according to claim 4, which is characterized in that the fanjet jet pushes away
Into when system work, the low-pressure turbine is connect by the clutch with the fan, and the combustion gas pushes the low pressure whirlpool
Wheel rotation, the low-pressure turbine is for driving the fan.
6. across medium flight device power device according to claim 4, which is characterized in that the fanjet jet pushes away
Into when system work, the fuel of combustion chamber is aviation kerosine between the grade, and combustion chamber is used to fly to described across medium between the grade
The device that navigates provides extra-push model.
7. across medium flight device power device according to claim 3, which is characterized in that the pump sprays hydro-jet propulsion system
Including
Power output shaft, transmission mechanism and pump leaf；
Wherein, the power output shaft is connect with one end of the transmission mechanism；And
The pump leaf is connect with the other end of the transmission mechanism, the aqueous medium that the pump leaf is used to accelerate to suck from water inlet.
8. across medium flight device power device according to claim 7, which is characterized in that the pump sprays hydro-jet propulsion system
When work, the low-pressure turbine passes through the clutch and the power output axis connection.
9. across medium flight device power device according to claim 8, which is characterized in that the pump sprays hydro-jet propulsion system
When work, the fuel of combustion chamber is propellant needed for underwater operation, propellant combustion chamber between the grade between the grade
Burning generates combustion gas, and the combustion gas pushes the low-pressure turbine, and the low-pressure turbine drives the power output shaft, described dynamic
Power output shaft drives the pump leaf by the transmission mechanism.
10. across medium flight device power device according to claim 1, which is characterized in that across the medium flight device is dynamic
Power device further includes Turbomachinery adjustable mechanism, and the Turbomachinery adjustable mechanism is for adjusting stator blade established angle, with full respectively
The job requirement of the foot fanjet jet propulsion system and the pump spray hydro-jet propulsion system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910379186.9A CN110107426B (en) | 2019-05-08 | 2019-05-08 | Cross-medium aircraft power device based on interstage combustion chamber and turbine water-air sharing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910379186.9A CN110107426B (en) | 2019-05-08 | 2019-05-08 | Cross-medium aircraft power device based on interstage combustion chamber and turbine water-air sharing |
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| Publication Number | Publication Date |
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| CN110107426A true CN110107426A (en) | 2019-08-09 |
| CN110107426B CN110107426B (en) | 2020-08-14 |
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| CN201910379186.9A Active CN110107426B (en) | 2019-05-08 | 2019-05-08 | Cross-medium aircraft power device based on interstage combustion chamber and turbine water-air sharing |
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Cited By (8)
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|---|---|---|---|---|
| CN112483275A (en) * | 2020-11-05 | 2021-03-12 | 邓云娣 | Propeller and aircraft |
| CN112644235A (en) * | 2021-01-08 | 2021-04-13 | 西北工业大学 | Medium aircraft driving system is striden to repeatedly discrepancy water |
| CN112758334A (en) * | 2021-01-28 | 2021-05-07 | 中南大学 | Water-air cross-medium engine and cross-medium aircraft with same |
| CN113879052A (en) * | 2021-10-22 | 2022-01-04 | 哈尔滨工程大学 | Cross-medium water stamping power system and aircraft |
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