CN206485552U - The active flow control devices of airship's posture adjustment - Google Patents
The active flow control devices of airship's posture adjustment Download PDFInfo
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- CN206485552U CN206485552U CN201720045754.8U CN201720045754U CN206485552U CN 206485552 U CN206485552 U CN 206485552U CN 201720045754 U CN201720045754 U CN 201720045754U CN 206485552 U CN206485552 U CN 206485552U
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- Prior art keywords
- flow control
- active flow
- dirigible
- airship
- electromagnetic drive
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Abstract
A kind of active flow control devices of airship's posture adjustment, the active flow control devices include some active Flow Control arrays that can be fixed on dirigible surface, and some active Flow Control arrays being capable of controllably all or part of closure or openness.Each active Flow Control unit includes substrate and electromagnetic drive chip arrays, electromagnetic drive chip arrays are made up of the one or more electromagnetic drive pieces being fixed on respectively by rotating shaft on substrate, by axis of rotation and baseplate-laminating formation closure state, or with substrate shape formation opening at an angle.The symmetry of whole body fluid when active flow control devices change airship flight, produce the control moment for pitching or driftage, substitute or coordinate rudder face and vector propeller, control or auxiliary control the posture of airship flight completely, it is exported more stable control moment under high wind speed, complete predetermined navigation.
Description
Technical field
The utility model belongs to flowing control field, relates more specifically to a kind of active Flow Control of airship's posture adjustment
Device.
Background technology
With the progress of aeronautical technology and material science, dirigible is as a kind of time-honored airborne vehicle, and it manufactures and designs
The development that technology is advanced by leaps and bounds.Modern military, it is civilian in value be even more to have obtained great concern.Low-altitude airship
Middle load-carrying dirigible is big due to its loading capacity, it is not necessary to runway can the direct advantage such as VTOL, obtained very big concern.High-altitude
Dirigible is even more the focus studied as every country because its long endurance fixed point is in empty advantage.
Low-altitude airship gesture stability main method of dirigible in navigation has：Adjust deflection, the regulation posture adjustment of empennage rudder face
The pressurising of balloonet and propeller vector controlled etc..HAA can only typically pass through posture adjustment balloonet due to bulky
Adjust luffing angle and pass through propeller Differential Control yaw angle.Compared with traditional density overweights the airborne vehicle of air, dirigible
As a kind of airborne vehicle that lift is provided by buoyancy, its density is less than air, and the additional inertance in flight comes relative to air
Say and can not ignore, this also results in big to the sensitiveness of wind field when dirigible is navigated by water.Therefore in navigation, even if wind speed less, flies
Ship is also frequently present of the interference of wind, and conventional control mode such as rudder face etc., which has controling power deficiency, can not complete lacking for posture regulation and control
Fall into, this development to dirigible and application form very big obstruction.
Utility model content
Based on problem above, main purpose of the present utility model is to propose a kind of active stream for aiding in airship's posture to adjust
Dynamic control device, for solving at least one of above technical problem.
To achieve these goals, as one side of the present utility model, the utility model proposes a kind of airship's posture
The active flow control devices of adjustment, including some active Flow Control arrays that can be fixed on dirigible surface, this is some
Active Flow Control array being capable of controllably all or part of closure or openness.
Further, above-mentioned some active Flow Control arrays include the hull table that ring respectively is placed in dirigible front and rear
Two groups of active Flow Control arrays on face.
Further, above-mentioned two groups of active Flow Control arrays include being located at multigroup master of dirigible surface different azimuth respectively
Dynamic flowing control unit.
Further, each in above-mentioned multigroup active Flow Control unit includes a substrate and an electromagnetic drive piece battle array
Row, wherein：
Electromagnetic drive chip arrays are made up of the one or more electromagnetic drive pieces being fixed on by a rotating shaft on substrate, electromagnetism
Drive piece that there is closure state and the opening at an angle with substrate shape with baseplate-laminating, and opening square during opening
To towards dirigible rear.
Further, above-mentioned electromagnetic drive piece is cuboid structure, and electromagnetic drive chip arrays are by four electromagnetic drives
Piece is constituted.
Further, above-mentioned multigroup active Flow Control unit include control dirigible pitch attitude dirigible hull above and
The active Flow Control unit of lower section, and/or the active stream for being located on the left of dirigible hull and right side of control dirigible yaw-position
Dynamic control unit, and/or the active Flow Control unit positioned at dirigible hull diagonally opposing corner orientation for controlling dirigible flipping gesture.
Further, above-mentioned active Flow Control unit is fixed by fixing device, and the fixing device includes a retainer ring
With a fixed plate, wherein：
Retainer ring is fixed on inside dirigible, and the annular section of retainer ring has multiple first screwed holes；
Fixed plate edge portion has multiple second screwed holes matched with multiple first screwed holes, fixed plate upper surface
With the groove for placing active Flow Control unit.
Further, above-mentioned retainer ring is circular ring structure, and size and the retainer ring of fixed plate match.
Further, the size and the size of active Flow Control unit of above-mentioned fixed plate upper surface groove match.
The utility model proposes auxiliary airship's posture adjustment active flow control devices, have the advantages that：
1st, the utility model proposes the active flow control devices light weight based on electromagnetic drive piece, small volume, power consumption
Low, response is fast and simple in construction；Electromagnetic drive sheet devices are applied on the dirigible of low-speed operations device is belonged to, can be made up generally
Control method can not effectively control the defect of airship's posture；
2nd, using active Flow Control, the symmetry of whole body fluid when changing airship flight so that produce for pitching or
The control moment of person's driftage, replacement or cooperation rudder face and vector propeller, completely control or auxiliary control airship flight
Posture, makes it to export more stable control moment under high wind speed, so as to complete predetermined navigation；
3rd, using electromagnetic drive chip arrays, when that need not flow control, driving piece is in closure state, and it fits completely
In hull surface, the streamlined contour of dirigible is not destroyed, will not increase the resistance of dirigible in itself.
Brief description of the drawings
Fig. 1 is that the active flow control devices for the auxiliary airship's posture adjustment that the embodiment of the utility model one is proposed are fixed on
Structural representation after dirigible；
Fig. 2 is the closure state schematic diagram for the electromagnetic drive chip arrays that the embodiment of the utility model one is proposed；
Fig. 3 is the opening schematic diagram for the electromagnetic drive chip arrays that the embodiment of the utility model one is proposed；
Fig. 4 is the state signal when active flow control devices that the embodiment of the utility model one is proposed control the dirigible elevation angle
Figure；
Fig. 5 is the state signal when active flow control devices that the embodiment of the utility model one is proposed control the dirigible angle of depression
Figure；
Fig. 6 is that the active flow control devices that the embodiment of the utility model one is proposed control state during dirigible left avertence angle to show
It is intended to；
Fig. 7 is that the active flow control devices that the embodiment of the utility model one is proposed control state during dirigible right avertence angle to show
It is intended to.
Fig. 8 is the fixture structure schematic diagram for the active Flow Control unit that the embodiment of the utility model one is proposed；
Fig. 9 is the apparatus structure after the completion of the active Flow Control unit that the embodiment of the utility model one is proposed is fixedly mounted
Schematic diagram；
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is described in further detail.
The utility model discloses a kind of active flow control devices of airship's posture adjustment, including dirigible can be fixed on
Some active Flow Control arrays on surface, some active Flow Control arrays controllably all or part of can be opened
Or closure.
Above-mentioned some active Flow Control arrays include two that ring respectively is placed on the hull surface of dirigible front and rear
Group active Flow Control array.
Above-mentioned two groups of active Flow Control arrays include being located at multigroup active Flow control of dirigible surface different azimuth respectively
Unit processed.
Wherein, each in above-mentioned multigroup active Flow Control unit includes a substrate and an electromagnetic drive chip arrays：
Electromagnetic drive chip arrays are made up of one or more electromagnetic drive pieces, and one or more electromagnetic drive pieces lead to respectively
A rotating shaft is crossed to be fixed on substrate, electromagnetic drive piece by axis of rotation with baseplate-laminating formation closure state, or and substrate
Shape formation opening at an angle, and opening direction is towards the dirigible rear；Master is realized by the rotation of electromagnetic drive piece
Dynamic flowing control.
Preferably, above-mentioned electromagnetic drive piece is cuboid structure, and electromagnetic drive chip arrays are made up of four electromagnetic drive pieces.
The above-mentioned active Flow Control unit above and below dirigible hull is used for the pitch attitude for controlling dirigible；Position
Active Flow Control unit in dirigible hull left side and right side is used for the yaw-position for controlling dirigible；It is tiltedly right positioned at dirigible hull
The active Flow Control unit of angular range is used for the upset for controlling dirigible.
Above-mentioned active Flow Control unit is fixed by fixing device, and the fixing device includes a retainer ring and one and fixed
Plate, wherein：
Retainer ring is fixed on inside dirigible, and the annular section of retainer ring has multiple first screwed holes；
Fixed plate edge portion has multiple second screwed holes matched with multiple first screwed holes, fixed plate upper surface
With the groove for placing active Flow Control unit.
Above-mentioned retainer ring is circular ring structure, and size and the retainer ring of fixed plate match.
The size and the size of active Flow Control unit of above-mentioned fixed plate upper surface groove match.
By applying above-mentioned active flow control devices, the symmetry of whole body fluid when can change airship flight, so as to produce
The raw control moment for pitching, driftage or upset, substitutes or coordinates rudder face and vector propeller, thus completely control or
The posture of auxiliary control airship flight, makes it to export more stable control moment under high wind speed, so as to complete predetermined boat
OK.
Below by way of specific embodiment to the utility model proposes auxiliary airship's posture adjustment active Flow Control dress
Put and be described in detail.
Embodiment
As shown in figure 1, the present embodiment proposes a kind of active flow control devices for aiding in airship's posture to adjust, including fixation
In the first group of active Flow Control array 2 and second group of active Flow Control array 3 of dirigible 1, wherein first group of active Flow
Ring is placed in the hull surface of dirigible front and rear respectively for control array 2 and second group of active Flow Control array 3, passes through and changes
The unlatching of first group of active Flow Control array 2 and second group of active Flow Control array 3 and closure, realize bowing for airship's posture
Face upward and deflect.
First group of active Flow Control array includes being located at dirigible hull top, left side, lower section, the A groups on right side, B respectively
Group, C groups, D group active Flow Control units, second group of active Flow Control array include being located at dirigible hull top, a left side respectively
Side, lower section, a groups on right side, b groups, c groups, d group active Flow Control units.
As Figure 2-3, wherein, single active Flow Control unit include a substrate 11 and an electromagnetic drive chip arrays,
Wherein：
Electromagnetic drive chip arrays are made up of four electromagnetic drive pieces 12, and four electromagnetic drive pieces 12 pass through a rotating shaft respectively
13 are fixed on substrate 11；As shown in Fig. 2 electromagnetic drive piece 12 is rotated by rotating shaft 13 forms closure to be fitted with substrate 11
State, or as shown in figure 3, electromagnetic drive piece 12 by rotating shaft 13 rotate with the shape of substrate 11 formation opening at an angle,
Now electromagnetic drive piece opens 45 ° around axle, and active control is carried out to flowing, changes airship's posture.Pass through electromagnetic drive piece 12
Active Flow Control is realized in rotation.
The core component of active Flow Control is active Flow control unit.Its substrate 11 is thickness 1.5cm, length and width are
20cm cuboid, the single main body of electromagnetic drive piece 12 is that length and width are the cuboid that 8cm, thickness are 0.1cm.
Optimum position selection of the electromagnetic drive piece 12 on the dirigible of 20m length is that, using the preceding summit of hull as origin, direction refers to
To ship tail, first group of active Flow Control unit 2 is circumferentially arranged on the skin at dirigible length 20%.It is adjacent
Two active Flow Control units are at a distance of equidistant 30 °, and totally 12 compositions one are enclosed.Second group of active Flow Control unit 3 is arranged
On the covering at dirigible length 75%, two neighboring 40 ° of active Flow Control unit spacing, totally 9 constitute a circle.Fig. 1 is
Optimum position position of the active Flow Control unit on hull.
The specific function mode that airship's posture is controlled is that A groups, C groups, a groups, c group active Flow Controls unit control dirigible
Pitch attitude.Specifically, as shown in figure 4, when A groups and c group active Flow Controls unit are opened, driving piece change fluid around
Symmetrical structure is flowed, dirigible comes back, and the angle that dirigible comes back is relevant with the angle between electromagnetic drive piece and substrate；Such as Fig. 5 institutes
Show, when C groups and the unlatching of a group active Flow Controls unit, driving piece changes fluid winding flow symmetrical structure, and dirigible is bowed, and flies
Angle between the angle that ship is bowed and electromagnetic drive piece and substrate is relevant.
Likewise, B groups, D groups, b groups, d group active Flow Controls unit control the yaw-position of dirigible.Specifically, as such as
Shown in Fig. 6, when B groups and d group active Flow Control units while when opening, dirigible is deflected to the left, and the angle that dirigible is deflected to the left
Degree is relevant with the angle between electromagnetic drive piece and substrate；As shown in fig. 7, when simultaneously D groups and b group active Flow Control units are opened
Qi Shi, dirigible is deflected to the right, and the angle that dirigible is deflected to the right is relevant with the angle between electromagnetic drive piece and substrate.
As shown in figure 8, the active Flow Control unit of the present embodiment is fixed by fixing device, the fixing device includes one
The fixed plate 22 of retainer ring 21 and one, wherein：
Retainer ring 21 is fixed on inside dirigible 1, and the annular section of retainer ring 21 has multiple first screwed holes 24；
The marginal portion of fixed plate 22 has multiple second screwed holes 25 matched with multiple first screwed holes 24, fixed plate
Upper surface has the groove 23 for being used for placing active Flow Control unit.
Wherein, the effect of retainer ring 21 is to provide positioning and fixed on dirigible hull for fixed plate 22.It, which is arranged on, flies
Inside ship 1, it is：Internal diameter 24cm, external diameter 32cm, thickness 0.25cm circular ring.
Fixed plate 22 is diameter 35cm, thickness 0.25cm small cylinder, and is being provided with length of side 20cm just in the middle of its upper surface
Square groove 23, the thickness of the groove 23 is 0.1cm.It is arranged on the outer surface of dirigible 1, and across dirigible in the middle of retainer ring 21
Ship skin, using screw and the connection of retainer ring 21 so as to be fixed.The effect of fixed plate 22 is for single active Flow Control unit
Positioning is provided on the hull of dirigible 1 and fixed.
As shown in figure 9, its installation method is, retainer ring 21 is put into the position portion inside the covering of hull 1 first, it
Fixed plate 22 is installed across envelop materialses afterwards and is connected to retainer ring 21, screw passes through multiple first screwed holes in retainer ring 21
24th, multiple second screwed holes 25 on envelop materialses and fixed plate 22, tighten screw to be fixed ring across material capsule
21 and fixed plate 22, complete positioning.Active Flow Control unit is mounted in the groove 23 of fixed plate 22 afterwards, completed
Integral installation.
It should be noted that above-mentioned active Flow Control unit and positioning component in text not just for mentioning
The dirigible of 20m length, it can be used for larger sized dirigible.Above-mentioned active Flow Control unit forms loop configuration
Fixed quantity and distribution, it can specifically formulate Optimal Distribution mode according to the profiles of different dirigibles, load and size.Electromagnetism
Driving sheet devices open angle in itself is also not fixed 45 °, can be according to specific demand for control depending on.
Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect
Step is described in detail, it should be understood that be the foregoing is only specific embodiment of the utility model, is not limited to this reality
With new, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc. all should be included
Within protection domain of the present utility model.
Claims (9)
1. a kind of active flow control devices of airship's posture adjustment, including some active streams that can be fixed on dirigible surface
Dynamic control array, it is characterised in that some active Flow Control arrays controllably all or part of can be opened or close
Close.
2. the active flow control devices of airship's posture adjustment as claimed in claim 1, it is characterised in that some actives
Flowing control array includes two groups of active Flow Controls battle array that ring respectively is placed on the hull surface of the dirigible front and rear
Row.
3. the active flow control devices of airship's posture adjustment as claimed in claim 2, it is characterised in that described two groups are actively
Flowing control array includes the multigroup active Flow Control unit for being located at dirigible surface different azimuth respectively.
4. the active flow control devices of airship's posture adjustment as claimed in claim 3, it is characterised in that multigroup active
Each flowed in control unit includes a substrate and an electromagnetic drive chip arrays, wherein：
The electromagnetic drive chip arrays are made up of the one or more electromagnetic drive pieces being fixed on by a rotating shaft on the substrate,
The electromagnetic drive piece has the closure state and the opening at an angle with the substrate shape with the baseplate-laminating, and
Opening direction is towards the dirigible rear during opening.
5. the active flow control devices of airship's posture adjustment as claimed in claim 4, it is characterised in that the electromagnetic drive
Piece is cuboid structure, and the electromagnetic drive chip arrays are made up of four electromagnetic drive pieces.
6. the active flow control devices of airship's posture adjustment as claimed in claim 4, it is characterised in that multigroup active
Flow control unit include controlling active Flow Control unit above and below the dirigible hull of the dirigible pitch attitude,
And/or the active Flow Control unit, and/or the control that are located on the left of dirigible hull and right side of the control dirigible yaw-position
The active Flow Control unit positioned at dirigible hull diagonally opposing corner orientation of the dirigible flipping gesture.
7. the active flow control devices of airship's posture adjustment as claimed in claim 3, it is characterised in that the active Flow
Control unit is fixed by fixing device, and the fixing device includes a retainer ring and a fixed plate, wherein：
The retainer ring is fixed on inside the dirigible, and the annular section of the retainer ring has multiple first screwed holes；
The fixed plate edge portion has multiple second screwed holes matched with the multiple first screwed hole, the fixation
Plate upper surface has the groove for placing the active Flow Control unit.
8. the active flow control devices of airship's posture as claimed in claim 7 adjustment, it is characterised in that the retainer ring is
Circular ring structure, the size of the fixed plate matches with the retainer ring.
9. the active flow control devices of airship's posture adjustment as claimed in claim 8, it is characterised in that in the fixed plate
The size of surface groove and the size of the active Flow Control unit match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045754.8U CN206485552U (en) | 2017-01-13 | 2017-01-13 | The active flow control devices of airship's posture adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045754.8U CN206485552U (en) | 2017-01-13 | 2017-01-13 | The active flow control devices of airship's posture adjustment |
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| Publication Number | Publication Date |
|---|---|
| CN206485552U true CN206485552U (en) | 2017-09-12 |
Family
ID=59766191
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720045754.8U Expired - Fee Related CN206485552U (en) | 2017-01-13 | 2017-01-13 | The active flow control devices of airship's posture adjustment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585945A (en) * | 2017-01-13 | 2017-04-26 | 中国科学院光电研究院 | Active flow control device and method for attitude adjustment of airship and fixing device for active flow control device |
-
2017
- 2017-01-13 CN CN201720045754.8U patent/CN206485552U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585945A (en) * | 2017-01-13 | 2017-04-26 | 中国科学院光电研究院 | Active flow control device and method for attitude adjustment of airship and fixing device for active flow control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20180113 |