CN105444980B - A kind of angle controller for wind-tunnel attack angle mechanism - Google Patents
A kind of angle controller for wind-tunnel attack angle mechanism Download PDFInfo
- Publication number
- CN105444980B CN105444980B CN201511019981.5A CN201511019981A CN105444980B CN 105444980 B CN105444980 B CN 105444980B CN 201511019981 A CN201511019981 A CN 201511019981A CN 105444980 B CN105444980 B CN 105444980B
- Authority
- CN
- China
- Prior art keywords
- attack
- angle
- wind
- tunnel
- drawstring
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention discloses a kind of angle controller for wind-tunnel attack angle mechanism, and error caused by the mechanical wear and machine driving of attack angle mechanism can be eliminated by solving a kind of no angle controller.Angle controller includes：Rope sensor, it is arranged on wind-tunnel upper prop chamber interior, and the drawstring termination of rope sensor is fixed on the sliding block of attack angle mechanism, and sliding block is fixedly connected with the tulwar of attack angle mechanism；TT＆C system, it is electrically connected with rope sensor, wherein, the drive mechanism driving sliding block of attack angle mechanism slides, the drawstring of rope sensor is set to stretch or shrink when sliding block slides, for rope sensor to TT＆C system output voltage data, TT＆C system is according to the voltage data received and is fitted angle of attack voltage equation, angle of attack value is obtained, the control device of attack angle mechanism is controlled according to angle of attack value to the angle of attack of attack angle mechanism.
Description
Technical field
The invention belongs to observation and control technology field, more particularly to a kind of angle controller for wind-tunnel attack angle mechanism.
Background technology
In wind tunnel test, the control to Model angle of attack is very important basic fundamental.The angle of attack of model is by angle of attack machine
Structure transmission control, and will have mechanical clearance in attack angle mechanism transmission process.Attack angle mechanism number of run will excessively be led
The sharp wear of transmission parts is caused, the driving error in this increase transmission process.
The method of Traditional control Model angle of attack is mainly acquired by the use of code-disc or potentiometer and fed back as control, but this
Both of which can not eliminate above-mentioned due to error caused by mechanical wear and machine driving.Main cause is because code-disc
Or potentiometer can not be all directly installed on final moving component, therefore mechanical transmission errors will be added to code-disc or potentiometer
In the data of collection, and will directly it be affected in this, as its control accuracy of the attack angle control system of feedback.If machinery passes
Dynamic error exceedes ± 3 ˊ, then angle control error will also exceed ± 3 ˊ.At least there are the following problems in the prior art, without one kind
Angle controller can eliminate error caused by mechanical wear and machine driving.
The content of the invention
The invention provides a kind of angle controller for wind-tunnel attack angle mechanism, solves in the prior art without one
Kind angle controller can eliminate error caused by the mechanical wear and machine driving of attack angle mechanism.
To achieve these goals, technical scheme provided by the invention is：
A kind of angle controller for wind-tunnel attack angle mechanism, including：
Rope sensor, it is arranged on wind-tunnel upper prop chamber interior, and the drawstring termination of the rope sensor is fixed on the angle of attack
On the sliding block of mechanism, the sliding block is fixedly connected with the tulwar of the attack angle mechanism；
TT＆C system, it is electrically connected with the rope sensor, wherein, described in the drive mechanism driving of the attack angle mechanism
Sliding block slides, and the drawstring of the rope sensor is stretched or contraction when the sliding block slides, the rope sensor is to institute
TT＆C system output voltage data are stated, the TT＆C system is according to the voltage data received and is fitted angle of attack voltage equation, obtains
Angle of attack value is taken, the control device of the attack angle mechanism is controlled according to the angle of attack value to the angle of attack of attack angle mechanism.
Preferably, the described angle controller for wind-tunnel attack angle mechanism, the line outlet of the rope sensor
The bearing of trend of direction and the drawstring is consistent to prevent there is friction between the drawstring and the line outlet.
Preferably, the described angle controller for wind-tunnel attack angle mechanism, the drawstring of the rope sensor are worn
It is fixed on after crossing the gap between the wainscot of wind-tunnel and sliding block on the sliding block.
Preferably, the described angle controller for wind-tunnel attack angle mechanism, a positioning is installed on the sliding block
Pin, the drawstring termination of the rope sensor is fixed on the alignment pin.
Preferably, the described angle controller for wind-tunnel attack angle mechanism, the TT＆C system are arranged on described
The outside of wind-tunnel outer wall, the wainscot of signal wire through the wind-tunnel of the rope sensor are electrically connected with the TT＆C system
Connect.
Provided by the present invention for the angle controller of wind-tunnel attack angle mechanism, including at least following beneficial effect：Due to
The drawstring termination of rope sensor is fixed on the sliding block of attack angle mechanism, and the tulwar of the sliding block and the attack angle mechanism, which is fixed, to be connected
Connect, that is to say, that the drawstring of rope sensor is fixed on to the cunning for being fixed on the object finally moved and being connected as a single entity with tulwar
On block, therefore said structure is used, first, driving error caused by mechanical clearance can be eliminated；Second, even if mechanical part is ground
Damage, can also be by error concealment caused by abrasion using said structure；Third, rope sensor can be in smaller limited sky
Interior installation, drawstring can have the spatially extended of fixed conveyor space, strong applicability any；Fourth, said structure is used, can
With effectively by the control of angle of attack control accuracy within ± 3 ˊ.
Brief description of the drawings
Fig. 1 is the structural representation of the angle controller of the present invention for wind-tunnel attack angle mechanism.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The advantages of to make technical solution of the present invention, is clearer, and the present invention is made specifically with reference to the accompanying drawings and examples
It is bright.
As shown in figure 1, the angle controller provided in an embodiment of the present invention for wind-tunnel attack angle mechanism includes：
Rope sensor 1, it is arranged on wind-tunnel upper prop chamber interior, and the termination of drawstring 2 of rope sensor 1 is fixed on angle of attack machine
On the sliding block 4 of structure, sliding block 4 is fixedly connected with the tulwar 5 of attack angle mechanism；
TT＆C system (is not drawn into) in Fig. 1, and it is electrically connected with rope sensor 1, wherein, the drive mechanism of attack angle mechanism is driven
Movable slider 4 slides, and the drawstring of rope sensor is stretched or is shunk when sliding block 4 slides, rope sensor 1 is defeated to TT＆C system
Go out voltage data, TT＆C system is according to the voltage data received and is fitted angle of attack voltage equation, obtains angle of attack value, attack angle mechanism
Control device the angle of attack of attack angle mechanism is controlled according to angle of attack value.
It should be noted that attack angle mechanism is provided in wind turbine apparatus, the drive mechanism of attack angle mechanism connects with sliding block,
Slided when the drive mechanism operates with slide rail of the movable slider along attack angle mechanism, tulwar movement is driven when sliding block slides.
Because the drawstring termination of rope sensor is fixed on the sliding block of attack angle mechanism, the tulwar of sliding block and attack angle mechanism is consolidated
Fixed connection, that is to say, that be fixed on to be fixed on the object finally moved by the drawstring of rope sensor and be connected as a single entity with tulwar
Sliding block on, therefore said structure is used, first, driving error caused by mechanical clearance can be eliminated；Second, even if mechanical part
Abrasion, can also be by error concealment caused by abrasion using said structure；Third, rope sensor can be smaller limited
Installed in space, drawstring can have the spatially extended of fixed conveyor space, strong applicability any；Fourth, said structure is used,
Can be effectively by the control of angle of attack control accuracy within ± 3 ˊ.
Further, the line outlet direction of rope sensor 1 is consistent to prevent drawstring 2 with the bearing of trend of drawstring 2
There is friction between line outlet.
Further, it is fixed on behind gap of the drawstring 2 of rope sensor 1 through the wainscot and sliding block 4 of wind-tunnel
On sliding block 4, also further illustrate, using the convenience of rope sensor, there can be the spatially extended of fixed conveyor space any,
Attack angle mechanism work is not influenceed.
Specifically, installing an alignment pin 3 on sliding block 4, the termination of drawstring 2 of rope sensor 1 is fixed on alignment pin 3.
More specifically, TT＆C system is arranged on the outside of wind-tunnel outer wall 7, and the signal wire 6 of rope sensor 1 passes through wind-tunnel
Wainscot electrically connects with TT＆C system.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details and shown here as the legend with description.
Claims (5)
1. a kind of angle controller for wind-tunnel attack angle mechanism, including：Attack angle mechanism and TT＆C system, it is characterised in that
Also include：
Rope sensor, it is arranged on wind-tunnel upper prop chamber interior, and the drawstring termination of the rope sensor is fixed on attack angle mechanism
Sliding block on, the sliding block is fixedly connected with the tulwar of the attack angle mechanism；
Wherein, the TT＆C system electrically connects with the rope sensor, and the drive mechanism of the attack angle mechanism drives the cunning
Block slides, and the drawstring of the rope sensor is stretched or contraction when the sliding block slides, the rope sensor is to described
TT＆C system output voltage data, the TT＆C system is according to the voltage data received and is fitted angle of attack voltage equation, obtains
Angle of attack value, the control device of the attack angle mechanism are controlled according to the angle of attack value to the angle of attack of attack angle mechanism.
2. it is used for the angle controller of wind-tunnel attack angle mechanism as claimed in claim 1, it is characterised in that the drawstring sensing
The line outlet direction of device and the bearing of trend of the drawstring are consistent to prevent from rubbing between the drawstring and the line outlet
Wipe.
3. it is used for the angle controller of wind-tunnel attack angle mechanism as claimed in claim 1, it is characterised in that the drawstring sensing
The drawstring of device is fixed on the sliding block behind the gap through the wainscot and sliding block of wind-tunnel.
4. it is used for the angle controller of wind-tunnel attack angle mechanism as claimed in claim 2 or claim 3, it is characterised in that in the cunning
One alignment pin is installed, the drawstring termination of the rope sensor is fixed on the alignment pin on block.
5. it is used for the angle controller of wind-tunnel attack angle mechanism as claimed in claim 1, it is characterised in that the TT＆C system
The outside of the wind-tunnel outer wall is arranged on, the signal wire of the rope sensor passes through the wainscot of the wind-tunnel and the observing and controlling
System electrically connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019981.5A CN105444980B (en) | 2015-12-29 | 2015-12-29 | A kind of angle controller for wind-tunnel attack angle mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019981.5A CN105444980B (en) | 2015-12-29 | 2015-12-29 | A kind of angle controller for wind-tunnel attack angle mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105444980A CN105444980A (en) | 2016-03-30 |
| CN105444980B true CN105444980B (en) | 2017-12-22 |
Family
ID=55555440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511019981.5A Active CN105444980B (en) | 2015-12-29 | 2015-12-29 | A kind of angle controller for wind-tunnel attack angle mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105444980B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370387B (en) * | 2016-11-04 | 2019-11-08 | 中国航天空气动力技术研究院 | The big attack angle mechanism of arc |
| CN106289709A (en) * | 2016-11-04 | 2017-01-04 | 中国航天空气动力技术研究院 | Realize the wind-tunnel side window test mechanism of the big angle of attack |
| CN106840584B (en) * | 2016-12-29 | 2019-12-31 | 中国航天空气动力技术研究院 | Multi-degree-of-freedom sub-span supersonic wind tunnel large attack angle mechanism |
| CN106840585B (en) * | 2016-12-29 | 2019-12-20 | 中国航天空气动力技术研究院 | Supersonic wind tunnel test section adjusting device with angle adjusting function |
| CN114910240A (en) * | 2022-07-14 | 2022-08-16 | 中国空气动力研究与发展中心低速空气动力研究所 | Automatic calibration method and system for wind tunnel attack angle sensor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057523A (en) * | 1991-08-03 | 1992-01-01 | 北京光电技术研究所 | Direct method for real-time measurement of angle of side slip of wind tunnel and system thereof |
| CN201867298U (en) * | 2010-11-18 | 2011-06-15 | 西南交通大学 | Section model air hole test equipment for combined structural object |
| CN201903440U (en) * | 2010-12-16 | 2011-07-20 | 江苏技术师范学院 | High-speed wind tunnel angle attacking control system |
| CN203479493U (en) * | 2013-08-29 | 2014-03-12 | 长春气象仪器研究所有限责任公司 | Small-sized wind tunnel wind speed control system based on angle sensor |
| CN203629784U (en) * | 2013-12-09 | 2014-06-04 | 中国航天空气动力技术研究院 | Automatic foldable rudder unfolding apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1130098C (en) * | 1982-12-27 | 1993-11-15 | Предприятие П/Я А-3158 | Method of determining aerodynamic coefficients of aircraft models |
-
2015
- 2015-12-29 CN CN201511019981.5A patent/CN105444980B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057523A (en) * | 1991-08-03 | 1992-01-01 | 北京光电技术研究所 | Direct method for real-time measurement of angle of side slip of wind tunnel and system thereof |
| CN201867298U (en) * | 2010-11-18 | 2011-06-15 | 西南交通大学 | Section model air hole test equipment for combined structural object |
| CN201903440U (en) * | 2010-12-16 | 2011-07-20 | 江苏技术师范学院 | High-speed wind tunnel angle attacking control system |
| CN203479493U (en) * | 2013-08-29 | 2014-03-12 | 长春气象仪器研究所有限责任公司 | Small-sized wind tunnel wind speed control system based on angle sensor |
| CN203629784U (en) * | 2013-12-09 | 2014-06-04 | 中国航天空气动力技术研究院 | Automatic foldable rudder unfolding apparatus |
Non-Patent Citations (1)
| Title |
|---|
| FD-09低速风洞旋转天平试验系统;黄浩 等;《第九届全国实验流体力学学术会议论文》;20130731;第444-459页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105444980A (en) | 2016-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105444980B (en) | A kind of angle controller for wind-tunnel attack angle mechanism | |
| CN104477710A (en) | Electrically driven automatic rope ranging device | |
| CN105156013B (en) | A kind of railless electric retractable door | |
| CN104264573B (en) | Control system and the scribble method of the cold spray line-marking vehicle of camera are housed | |
| CN104477723A (en) | Disorder rope monitoring system for winding reel of mine hoist and disorder rope judging method | |
| CN106054180A (en) | Tunnel lining nondestructive test trolley and working method thereof | |
| CN101979223A (en) | Ultrasonic inspection robot in pipeline | |
| CN204248583U (en) | A kind of epoxide terrace basal plane grinding attachment | |
| CN105041097B (en) | A kind of electric extendable door | |
| CN105134059A (en) | Novel telescopic translation door | |
| CN101943576A (en) | Detection device of engineering machinery steering angle | |
| CN203638868U (en) | Pay-off rack, pay-off rack set and electric wire and cable production line | |
| CN104925460A (en) | Scraper conveyor middle trough rotation angle detecting device | |
| CN204057820U (en) | Winch control device | |
| CN204269289U (en) | A kind of standard torquer | |
| CN103901899B (en) | Laminating machine display control panel follows the tracks of device | |
| CN107816362A (en) | A kind of tunnel air monitoring system for engineering design based on BIM | |
| CN105403191B (en) | The automatic trailer system of inertial navigation monitoring device is seen in dam | |
| CN208460482U (en) | A kind of cabling device speed regulating mechanism | |
| CN109176549A (en) | Make an inspection tour equipment and underground piping inspection method | |
| CN105675011A (en) | Automatic traction device and method for electric pipeline track measuring instrument | |
| CN106476004B (en) | A kind of derrick defect crusing robot | |
| CN203997884U (en) | Bridge Crack detecting device based on cableway | |
| CN103803053B (en) | A kind of winding displacement optimization device for captive balloon anchoring platform wire-arranging mechanism | |
| CN204789129U (en) | Test vehicle mechanism of wheel tracking test appearance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |