CN109297670A - A kind of pneumatic equipment bladess performance test laboratory experiment simulator - Google Patents
A kind of pneumatic equipment bladess performance test laboratory experiment simulator Download PDFInfo
- Publication number
- CN109297670A CN109297670A CN201811455657.1A CN201811455657A CN109297670A CN 109297670 A CN109297670 A CN 109297670A CN 201811455657 A CN201811455657 A CN 201811455657A CN 109297670 A CN109297670 A CN 109297670A
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- air inlet
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/02—Wind tunnels
- G01M9/04—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/06—Measuring arrangements specially adapted for aerodynamic testing
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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention discloses a kind of pneumatic equipment bladess performance test laboratory experiment simulators, in order to solve the problems, such as that existing wind-tunnel laboratory experiment simulator is not easy to handling wind-driven generator, telescopic clamping section is provided with using between air inlet experimental section and exhaustion section, it realizes clamping section and enters the wind the detachable connection of experimental section, wind energy conversion system pedestal is fastened by bolts together with chimeric curved slab after assembly well again outside wind-tunnel matrix, form wind energy conversion system test base, also test base is allowed for directly to launch into air inlet experimental section, then clamping Duan Zaiyu air inlet experimental section is bolted and is stitched together, wind energy conversion system testing efficiency can be effectively improved, it is suitble to the occasion for needing to test multiple groups pneumatic equipment bladess.
Description
Technical field
The invention belongs to real in the technical field of wind-power electricity generation instrument more particularly to a kind of pneumatic equipment bladess performance test room
Test simulator.
Background technique
Wind-driven generator is to convert wind energy into mechanical work, and mechanical work drives rotor rotation, the electricity of final output alternating current
Power equipment.Wind-driven generator generally have wind wheel, generator (including device), direction-regulator (empennage), pylon, speed-limiting safety mechanism and
The components such as energy storage device composition.The working principle of wind-driven generator is fairly simple, and wind wheel rotates under the action of the forces of the wind, it keeps watch
Kinetic energy be changed into the mechanical energy of rotor shaft, generator rotary electrification under the drive of rotor shaft.In a broad sense, wind energy is also too
Positive energy, so alternatively wind-driven generator, is one kind using the sun as heat source, generates electricity by the heat energy utilization of working media of atmosphere
Machine, therefore the performance of blade of wind-driven generator is particularly important, reasonable blade shape can effectively improve energy conversion efficiency, and
Blade Properties test commonly relies on indoor wind tunnel simulation experiment, but existing wind-tunnel laboratory experiment simulator is in installation wind
It when power generator, since wind-driven generator is larger, is not easy to install, needs to carry out assembly in wind-tunnel, significantly reduce survey
Try efficiency.
Summary of the invention
For the above existing problem, the present invention provides a kind of pneumatic equipment bladess performance test laboratory experiment simulation dress
It sets, in order to solve the problems, such as that existing wind-tunnel laboratory experiment simulator is not easy to handling wind-driven generator, is tested using in air inlet
It is provided with telescopic clamping section between section and exhaustion section, realize clamping section and enters the wind the detachable connection of experimental section, so that
Wind energy conversion system pedestal can be fastened by bolts with chimeric curved slab together again after assembly is good outside wind-tunnel matrix, form wind energy conversion system
Test base also allows for test base and directly launches into air inlet experimental section, then enters the wind clamping Duan Zaiyu and test
Section, which is bolted, to be stitched together, and can effectively improve wind energy conversion system testing efficiency, be suitble to need to multiple groups pneumatic equipment bladess
The occasion tested relies on the lower end fixed setting sliding block of clamping section, sliding block being capable of edge wherein realizing the flexible of clamping section
Axis sliding in sliding of wind-tunnel matrix, and before being packed into wind energy conversion system test base, needing will first to need will be in telescopic segment
The upper limit fixture block and lower limit fixture block that lower two sides recline disassemble, and upper limit fixture block is sling by lifting lug by row, lower limit
Fixture block falls off downwards to be come out from sliding top is dilatory, so that telescopic segment plays the effect of fore-aft fold, allows clamping section mobile,
And after wind energy conversion system test base is packed into air inlet experimental section, by the mobile reset of clamping section, so that clamping section and air inlet experimental section
Fastening is connected, and then upper limit fixture block and lower limit fixture block reset the limit to be formed to telescopic segment.
Technical program of the present invention lies in:
The present invention provides a kind of pneumatic equipment bladess performance test laboratory experiment simulator, including air inlet experimental section, clamping
Section, exhaustion section and wind energy conversion system pedestal, the air inlet experimental section, clamping section and exhaustion section are sequentially communicated to form wind-tunnel matrix, described
Wind energy conversion system is arranged in clamping section, and the air inlet experimental section and clamping section outside opposite ends are fixedly installed the first fixed engagement ring
With the second fixed engagement ring, the first fixed engagement ring and the second fixed engagement ring are connected by dismountable bolt fastening；
Collet block is fixedly installed between air inlet experimental section and the lower end of exhaustion section；
The opposite end of the clamping section and exhaustion section is nested with interior telescopic segment, the collet block at the lower section bottom of the interior telescopic segment
It is inside provided with slideway, the slideway has been embedded in sliding block, and sliding block is fixed at the lower end of clamping section, and the clamping section is first
Fixed engagement ring and the second fixed engagement ring, which are under discrete state, to be driven by sliding block along sliding motion so that telescopic segment along
The axis compression of wind-tunnel matrix；
The telescopic segment has upper limit fixture block and lower limit fixture block in folding tubular structure and upper and lower two sides and recline respectively, institute
State that upper limit fixture block and lower limit fixture block are opposite respectively to be crimped and removably engagement forms tubular structure, the tubular
The inside of structure towards in the folding groove of telescopic segment formed protrusion so that telescopic segment blocked by tubular structure it is indeformable；
The tubular structure is resisted against on exhaustion section close to the end of exhaustion section；
The air inlet experimental section is embedded with chimeric curved slab close to the end lower end of clamping section, the chimeric curved slab it is upper
End center is fixedly installed wind energy conversion system pedestal, and the upper end of the wind energy conversion system pedestal is provided with the impeller with pneumatic equipment bladess；
The upper surface of the chimeric curved slab and the inner surface of air inlet experimental section smoothly transit, and the clamping section and air inlet are real
It tests between the inside of section and is embedded with hard insertion cylinder, the hard insertion cylinder presses chimeric curved slab close to the end of clamping section
In air inlet experimental section.
Further, the left and right sides of the upper limit fixture block is fixedly installed fixed engagement plate, the lower limit respectively
The left and right sides of position fixture block is fixedly installed lower fixed engagement plate respectively, and fixed joint plate and lower fixed engagement plate pass through
Dismountable bolt is connected.
Further, sealing ring made of rubber is embedded between the clamping section and air inlet experimental section opposed end.
Further, end of the air inlet experimental section far from clamping section is connected to air inlet rectification section, by air inlet rectification section
To air inlet experimental section gas supply.
Further, end of the exhaustion section far from tubular structure is connected to with wind-tunnel power section, by wind-tunnel power section
Negative pressure is supplied to air inlet experimental section, to generate air quantity in air inlet experimental section.
The present invention is allowed to specific positive beneficial effect compared with prior art due to using above-mentioned technology are as follows:
1, the present invention adopts to solve the problems, such as that existing wind-tunnel laboratory experiment simulator is not easy to handling wind-driven generator
It is provided with telescopic clamping section between air inlet experimental section and exhaustion section, realizes that clamping section and air inlet experimental section are detachable
Connection, be fastened by bolts again with chimeric curved slab one after enabling wind energy conversion system pedestal assembled good outside wind-tunnel matrix
It rises, forms wind energy conversion system test base, also allow for test base and directly launch into air inlet experimental section, then by clamping section
It is bolted and is stitched together with air inlet experimental section again, wind energy conversion system testing efficiency can be effectively improved.
2, the present invention is suitble to the occasion for needing to test multiple groups pneumatic equipment bladess.
3, structure of the invention is safe and reliable, has good market prospects.
4, product of the present invention performance is good, long service life.
5, the present invention is easy to use, convenient and efficient.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is the cross-sectional view in Fig. 2 at A-A.
In figure: 1- air inlet experimental section, 2- collet block, 3- the first fixed engagement ring, 4- the second fixed engagement ring, 5- sliding block,
6- clamping section, telescopic segment in 7-, 8- slideway, 9- lower limit fixture block, fixed engagement plate under 10-, 11- exhaustion section, 12- upper limit folder
Block, 13- lifting lug, the upper fixed engagement plate of 14-, 15- pneumatic equipment bladess, 16- wind energy conversion system pedestal, 17- are fitted into curved slab, 18- hard
It is embedded in cylinder, 19- sealing ring.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention
Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings
It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.
In addition, in the description of the present invention, it should be noted that term " center ", "center", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Embodiment 1, as shown in attached drawing 1- attached drawing 3, the present invention provides a kind of pneumatic equipment bladess performance test laboratory experiment mould
Quasi- device, including air inlet experimental section 1, clamping section 6, exhaustion section 11 and wind energy conversion system pedestal 16, air inlet experimental section 1, clamping section 6 and row
Wind section 11 is sequentially communicated to form wind-tunnel matrix, and wind energy conversion system is arranged in clamping section 6, enters the wind outside experimental section 1 and 6 opposite end of clamping section
Side is fixedly installed the first fixed engagement ring 3 and the second fixed engagement ring 4, the first fixed engagement ring 3 and the second fixed engagement ring 4
It is connected by dismountable bolt fastening；
Collet block 2 is fixedly installed between air inlet experimental section 1 and the lower end of exhaustion section 11；
The opposite end of clamping section 6 and exhaustion section 11 is nested with interior telescopic segment 7, in the collet block 2 at the lower section bottom of interior telescopic segment 7
It is provided with slideway 8, slideway 8 has been embedded in sliding block 5, and sliding block 5 is fixed at the lower end of clamping section 6, and clamping section 6 is fixed first
Engagement ring 3 and the second fixed engagement ring 4 be under discrete state by the drive of sliding block 5 along sliding motion so that telescopic segment along
The axis compression of wind-tunnel matrix；
Telescopic segment has upper limit fixture block 12 and lower limit fixture block 9 in folding tubular structure and upper and lower two sides and recline respectively, on
Limit fixture block 12 and lower limit fixture block 9, which are crimped relatively respectively and removably engaged, forms tubular structure, tubular structure
Inside towards in the folding groove of telescopic segment formed protrusion so that telescopic segment blocked by tubular structure it is indeformable, that is to say, that
It is fixedly installed upper fixed engagement plate 14, the left and right sides point of lower limit fixture block 9 respectively in the left and right sides of upper limit fixture block 12
It is not fixedly installed lower fixed engagement plate 10, upper fixed engagement plate 14 is connected with lower fixed engagement plate 10 by dismountable bolt
It connects；
Tubular structure is resisted against on exhaustion section 11 close to the end of exhaustion section 11, enters the wind experimental section 1 close to the end of clamping section 6
Subordinate end is embedded with chimeric curved slab 17, and the upper-center of chimeric curved slab 17 is fixedly installed wind energy conversion system pedestal 16, wind energy conversion system
The upper end of pedestal 16 is provided with the impeller with pneumatic equipment bladess 15；
The upper surface of chimeric curved slab 17 and the inner surface of air inlet experimental section 1 smoothly transit, clamping section 6 and air inlet experimental section
Hard insertion cylinder 18 is embedded between 1 inside, hard is embedded in cylinder 18 and presses chimeric curved slab 17 close to the end of clamping section 6
In air inlet experimental section 1, sealing ring 19 made of rubber wherein are embedded between clamping section 6 and air inlet 1 opposed end of experimental section,
And enter the wind end of the experimental section 1 far from clamping section 6 and be connected to air inlet rectification section, it is supplied from air inlet rectification section to air inlet experimental section 1,
End of the exhaustion section 11 far from tubular structure is connected to with wind-tunnel power section, negative from wind-tunnel power section to the air inlet supply of experimental section 1
Pressure, to generate air quantity in air inlet experimental section 1.
By using above-mentioned technical proposal, handling wind-force hair is not easy in order to solve existing wind-tunnel laboratory experiment simulator
The problem of motor, is provided with telescopic clamping section 6 using between air inlet experimental section 1 and exhaustion section 11, realize clamping section 6 with
Enter the wind the detachable connection of experimental section 1, enable wind energy conversion system pedestal 16 outside wind-tunnel matrix it is assembled it is good after again with chimeric song
Panel 17 be fastened by bolts together, formed wind energy conversion system test base, also allow for test base directly launches arrive into
In wind experimental section 1, clamping section 6 is bolted with air inlet experimental section 1 again then and is stitched together, wind can be effectively improved
Power machine testing efficiency, is suitble to the occasion for needing to test multiple groups pneumatic equipment bladess 15, wherein realize the flexible of clamping section 6,
The lower end fixed setting sliding block 5 of clamping section 6 is relied on, sliding block 5 can slide in sliding along the axis of wind-tunnel matrix, and
Before being packed into wind energy conversion system test base, need first to press from both sides the upper limit fixture block 12 and lower limit that need to recline two sides above and below telescopic segment
Block 9 disassembles, and upper limit fixture block 12 is sling by lifting lug 13 by row, and lower limit fixture block 9 falls off downwards dilatory from sliding top
Out, so that telescopic segment plays the effect of fore-aft fold, it is mobile to allow clamping section 6, and is packed by wind energy conversion system test base
After entering the wind experimental section 1, by the mobile reset of clamping section 6, so that clamping section 6 is connected with the air inlet fastening of experimental section 1, then upper limit is pressed from both sides
Block 12 and lower limit fixture block 9 reset the limit formed to telescopic segment.
In the description of the present invention unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ",
" connection ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.And the material side used by each components of the present invention
Face can be using spring steel material if the components with the description of " elasticity " term, can also be using rubber material
Matter；If the components with the description of " rigidity " term, can be using steel material, can also be using hard engineering plastic
Expect material.For the ordinary skill in the art, it can understand above-mentioned term in the present invention according to concrete condition
Concrete meaning.
One embodiment of the present invention has been described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.It is all according to all the changes and improvements made by the present patent application range
Deng should still be within the scope of the patent of the present invention.
Claims (5)
1. a kind of pneumatic equipment bladess performance test laboratory experiment simulator, including air inlet experimental section, clamping section, exhaustion section and wind
Power machine pedestal, the air inlet experimental section, clamping section and exhaustion section are sequentially communicated to form wind-tunnel matrix, and the wind energy conversion system setting is filling
Press from both sides in section, it is characterised in that: the air inlet experimental section and clamping section outside opposite ends be fixedly installed the first fixed engagement ring with
Second fixed engagement ring, the first fixed engagement ring and the second fixed engagement ring are connected by dismountable bolt fastening；
Collet block is fixedly installed between air inlet experimental section and the lower end of exhaustion section；
The opposite end of the clamping section and exhaustion section is nested with interior telescopic segment, sets in the collet block at the lower section bottom of the interior telescopic segment
It is equipped with slideway, the slideway has been embedded in sliding block, and sliding block is fixed at the lower end of clamping section, and the clamping section is fixed first
Engagement ring and the second fixed engagement ring, which are under discrete state, to be driven by sliding block along sliding motion, so that telescopic segment is along wind-tunnel
The axis compression of matrix；
The telescopic segment has upper limit fixture block and lower limit fixture block in folding tubular structure and upper and lower two sides and recline respectively, it is described on
Limit fixture block and lower limit fixture block, which are crimped relatively respectively and removably engaged, forms tubular structure, the tubular structure
Inside towards in the folding groove of telescopic segment formed protrusion so that telescopic segment blocked by tubular structure it is indeformable；
The tubular structure is resisted against on exhaustion section close to the end of exhaustion section；
The air inlet experimental section is embedded with chimeric curved slab close to the end lower end of clamping section, in the upper end of the chimeric curved slab
Centre is fixedly installed wind energy conversion system pedestal, and the upper end of the wind energy conversion system pedestal is provided with the impeller with pneumatic equipment bladess；
The upper surface of the chimeric curved slab and the inner surface of air inlet experimental section smoothly transit, the clamping section and air inlet experimental section
Inside between be embedded with hard insertion cylinder, hard insertion cylinder by chimeric curved slab close to the end of clamping section be pressed together on into
In wind experimental section.
2. a kind of pneumatic equipment bladess performance test laboratory experiment simulator according to claim 1, it is characterised in that: institute
The left and right sides for stating upper limit fixture block is fixedly installed fixed engagement plate, the left and right sides difference of the lower limit fixture block respectively
It is fixedly installed lower fixed engagement plate, fixed joint plate is connected with lower fixed engagement plate by dismountable bolt.
3. a kind of pneumatic equipment bladess performance test laboratory experiment simulator according to claim 1 or 2, feature exist
In: sealing ring made of rubber is embedded between the clamping section and air inlet experimental section opposed end.
4. a kind of pneumatic equipment bladess performance test laboratory experiment simulator according to claim 3, it is characterised in that: institute
It states end of the air inlet experimental section far from clamping section to be connected to air inlet rectification section, be supplied from air inlet rectification section to air inlet experimental section.
5. a kind of pneumatic equipment bladess performance test laboratory experiment simulator according to claim 4, it is characterised in that: institute
End of the exhaustion section far from tubular structure is stated to be connected to with wind-tunnel power section, it is negative from wind-tunnel power section to air inlet experimental section supply
Pressure, to generate air quantity in air inlet experimental section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455657.1A CN109297670A (en) | 2018-11-30 | 2018-11-30 | A kind of pneumatic equipment bladess performance test laboratory experiment simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455657.1A CN109297670A (en) | 2018-11-30 | 2018-11-30 | A kind of pneumatic equipment bladess performance test laboratory experiment simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109297670A true CN109297670A (en) | 2019-02-01 |
Family
ID=65141838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811455657.1A Pending CN109297670A (en) | 2018-11-30 | 2018-11-30 | A kind of pneumatic equipment bladess performance test laboratory experiment simulator |
Country Status (1)
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|---|---|
| CN (1) | CN109297670A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220342A (en) * | 2020-03-18 | 2020-06-02 | 中国空气动力研究与发展中心高速空气动力研究所 | High-speed wind tunnel embedded test model releasing mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2384087Y (en) * | 1998-11-30 | 2000-06-21 | 湖南省资兴市东屋机电制造有限责任公司 | Expansion joint for metal pipe |
| CN2656979Y (en) * | 2003-11-03 | 2004-11-17 | 鞍山市光学仪表有限公司 | Low speed wind tunnel detecting device |
| CN201972710U (en) * | 2010-07-18 | 2011-09-14 | 谢炳记 | Reinforced mine pipeline telescopic device |
| CN204027800U (en) * | 2014-07-01 | 2014-12-17 | 哈尔滨电机厂有限责任公司 | gas cooler performance testing device |
| CN104458189A (en) * | 2014-10-17 | 2015-03-25 | 北京航天益森风洞工程技术有限公司 | Process layout method for conventional hypersonic speed wind tunnel |
| CN205350682U (en) * | 2015-12-24 | 2016-06-29 | 浙江省新昌县华佳国财塑胶有限公司 | Pipe fitting of practicality |
| CN108387358A (en) * | 2018-05-07 | 2018-08-10 | 复旦大学 | A kind of wind tunnel experiment part and its wind tunnel system with interchangeability |
-
2018
- 2018-11-30 CN CN201811455657.1A patent/CN109297670A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2384087Y (en) * | 1998-11-30 | 2000-06-21 | 湖南省资兴市东屋机电制造有限责任公司 | Expansion joint for metal pipe |
| CN2656979Y (en) * | 2003-11-03 | 2004-11-17 | 鞍山市光学仪表有限公司 | Low speed wind tunnel detecting device |
| CN201972710U (en) * | 2010-07-18 | 2011-09-14 | 谢炳记 | Reinforced mine pipeline telescopic device |
| CN204027800U (en) * | 2014-07-01 | 2014-12-17 | 哈尔滨电机厂有限责任公司 | gas cooler performance testing device |
| CN104458189A (en) * | 2014-10-17 | 2015-03-25 | 北京航天益森风洞工程技术有限公司 | Process layout method for conventional hypersonic speed wind tunnel |
| CN205350682U (en) * | 2015-12-24 | 2016-06-29 | 浙江省新昌县华佳国财塑胶有限公司 | Pipe fitting of practicality |
| CN108387358A (en) * | 2018-05-07 | 2018-08-10 | 复旦大学 | A kind of wind tunnel experiment part and its wind tunnel system with interchangeability |
Non-Patent Citations (1)
| Title |
|---|
| 上传者：WOAI88_2: "《风力机空气动力试验081211》", 《道客巴巴HTTP：//WWW.DOC88.COM/P-8099247284981.HTML》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111220342A (en) * | 2020-03-18 | 2020-06-02 | 中国空气动力研究与发展中心高速空气动力研究所 | High-speed wind tunnel embedded test model releasing mechanism |
| CN111220342B (en) * | 2020-03-18 | 2024-04-05 | 中国空气动力研究与发展中心高速空气动力研究所 | High-speed wind tunnel embedded test model throwing mechanism |
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