CN108088643A - A kind of vertical wind tunnel Rolling Balance Experimental Equipment - Google Patents
A kind of vertical wind tunnel Rolling Balance Experimental Equipment Download PDFInfo
- Publication number
- CN108088643A CN108088643A CN201611029480.XA CN201611029480A CN108088643A CN 108088643 A CN108088643 A CN 108088643A CN 201611029480 A CN201611029480 A CN 201611029480A CN 108088643 A CN108088643 A CN 108088643A
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- wind tunnel
- vertical wind
- control
- experimental equipment
- subsystem
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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
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
A kind of vertical wind tunnel Rolling Balance Experimental Equipment, it is mainly most of including mechanical system, control system, data Collection ＆ Processing System 3, it is related to multiple subjects such as machinery, mechanics, electrical, measurement and control.The device using network integration trial and control model, is not only able to carry out rotation balance test, and is also equipped with the functions such as dynamic derivative testing, high-angle-of-attack trial, rotation/vibration lotus root conjunction experiment using double column curved track structure types.
Description
Technical field
The present invention relates to a kind of vertical wind tunnel Rolling Balance Experimental Equipment, suitable for machinery field.
Background technology
, it is necessary to carry out substantial amounts of plane's trial spinning characteristic research during aircraft development, wherein, it is important that research means
It is exactly the rotation balance test of aircraft.Vertical wind tunnel Rolling Balance Experimental Equipment is developed to carry out plane's trial spinning characteristic
Fundamental equipments, be mainly used for rating model and make aerodynamic characteristic under constant speed rotation state with different rates around wind axis, be
The analysis and prediction of plane's trial spinning characteristic provide necessary aerodynamic data.
The content of the invention
The present invention proposes a kind of vertical wind tunnel Rolling Balance Experimental Equipment, using double column curved track structure types, adopts
With network integration trial and control model, be not only able to carry out rotation balance test, and be also equipped with dynamic derivative testing,
High-angle-of-attack trial, rotation/vibration lotus root close the functions such as experiment.
The technical solution adopted in the present invention is：
It is most of that the experimental rig mainly includes mechanical system, control system, data Collection ＆ Processing System 3, be related to machinery,
Multiple subjects such as mechanics, electrical, measurement and control.
The control device is using double column curved track structure types, using network integration trial, control model,
It is not only able to carry out rotation balance test, and is also equipped with dynamic derivative testing, high-angle-of-attack trial, rotation/vibration misfortune conjunction experiment etc.
Function.
The experimental rig mechanical system is mainly by double columns, curved track, crossbeam, strut (shoe, back up, belly stay), cunning
Mechanism is deducted in vehicle, stent, driving motor, drive shaft, gearbox, electrical feedthrough, centerbody, counter-jib, model, still air damping
It is formed with support platform.
The experimental rig is firmly attached to ground using double column forms, can easily be tested this by ground guide
Device is into and out test section.
The experimental rig measuring system is by operational management subsystem, data acquisition subsystem and data process subsystem group
Into overall structure uses distributed local structure, and under the unified command of operational management software, it is soft to coordinate each subsystem of execution
The corresponding function of part, each subsystem realize the biography of instruction, information, parameter and test data by DataSocket communication mechanisms
It passs, it is comprehensive to complete test mission.
The beneficial effects of the invention are as follows：The experimental rig is using double column curved track structure types, using network integration
Trial and control model, be not only able to carry out rotation balance test, and be also equipped with dynamic derivative testing, high-angle-of-attack trial,
Rotation/vibration lotus root closes the functions such as experiment.
Description of the drawings
Fig. 1 is the control system general structure schematic diagram of the present invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Such as Fig. 1, Φ 5m vertical wind tunnel Rolling Balance Experimental Equipments mechanical systems are mainly by double columns, curved track, crossbeam, branch
Bar (shoe, back up, belly stay), coaster, stent, driving motor, drive shaft, gearbox, electrical feedthrough, centerbody, counter-jib, mould
Mechanism and support platform composition are deducted in type, still air damping.The device is firmly attached to ground using double column forms, passes through
Ground guide can be easily by the experimental rig into and out test section.Curved track is 1/2 circle, and radius 2m is maximum to rotate
Rate 100r/min, rotating speed control accuracy 0.5r/min, model are mounted on one end of curved track by strut, coaster；Curved track
The other end pass through coaster, counter-jib install counterweight.The modes such as shoe, back up and belly stay, Neng Goushi may be employed in model support
Existing model attitude angle automatically control and stepless positioning, during experiment, move on curved track to change model strut by coaster
Pitch angle and strut rotate to change the roll angle of model strut around own axes, the combination of the two can obtain required
Angle of attack and yaw angle, change in angle of attack scope ± 180 °, yaw angle excursion ± 90 °, 0.1 ° of attitude angle control accuracy.Examination
Experiment device can simulate tailspin radius, maximum analog radius 0.5m by adjusting strut leading screw.
The control object of Rolling Balance Experimental Equipment control system includes：Device moves control along experiment hall ground guide
System, the rotary speed control of curved track, arcuately rail is accurately positioned control for coaster 1 and coaster 2, and model is in shoe mechanism
Roll angle and rolling vibrational control, vertical dip mining control of the model in back up branch linkage, control system security protection and company
Lock etc..
The major function that rotary balance control software and hardware system is realized is as follows：Control system operating parameter is set：Including bowing
The elevation angle, roll angle, curved track rotary speed and frequency of oscillation etc.；Test process controls：Including equipment self-inspection, test run and examination
Test the control of the test processes such as end；Rotation, positioning, the real-time control of angle control executing agency supervise side with state；Safety is protected
Shield：Including two levels of monitoring software service condition and front controller interlock protection.
Classify according to the composition of system unit, Control System Design mainly includes herein below.
(a) each control mechanism driving is with performing system：Including motion controller, driving motor, speed reducer, encoder etc...
(b) upper computer control system：Including PLC control system, operation console, monitoring computer, control software etc..
(c) slip ring electrical feedthrough：By the driving motor power supply of rotating curved rail front end mechanism and control signal, balance power supply and
Signal etc. is transmitted to control room.
(d) network is controlled：Including between monitoring computer and PLC, two-stage net between PLC and operation console bus table and driver
Network, by driver, PLC, monitoring computer and individual field devices networking.
Rolling Balance Experimental Equipment measuring system is by operational management subsystem, data acquisition subsystem and data processing subsystem
System composition, overall structure uses distributed local structure, under the unified command of operational management software, coordinates to perform each subsystem
The corresponding function of system software, each subsystem pass through DataSocket communication mechanisms and realize instruction, information, parameter and test data
It transfers, it is comprehensive to complete test mission.
Operational management software is the control centre of measuring system, is responsible for the management and running of rotation balance test.Software function
Module mainly includes operational management, the management of rotating speed sequence, network management and operating plan management.
Data acquisition subsystem is formed using the PXI bus instruments and industrial personal computer of NI companies.Balance signal is drawn by slip ring
Electric appliance is sent into data acquisition module progress data acquisition to PXI Signal-regulated kinases after amplification.Data acquisition software function
Module mainly includes data acquisition, acquisition parameter setting, signal monitoring and network communication module, both can also may be used with networking operation
To depart from LAN complete independently acquisition function.
Data virgin manages the group that system main task is the data calculating processing and test data that undertake rotation balance test
It knits and manages.Mainly include calculation procedure selecting module, real time data processing module and network management module, there is off line and connection
Grid Movement Function.
Claims (5)
1. a kind of vertical wind tunnel Rolling Balance Experimental Equipment, it is characterized in that：The experimental rig mainly includes mechanical system, control
System, data Collection ＆ Processing System 3 are most of, are related to multiple subjects such as machinery, mechanics, electrical, measurement and control.
2. a kind of vertical wind tunnel Rolling Balance Experimental Equipment according to claim 1, it is characterized in that：The control device is adopted
With double column curved track structure types, using network integration trial, control model, it is not only able to carry out rotary balance examination
It tests, and is also equipped with the functions such as dynamic derivative testing, high-angle-of-attack trial, rotation/vibration misfortune conjunction experiment.
3. a kind of vertical wind tunnel Rolling Balance Experimental Equipment according to claim 1, it is characterized in that：The experimental rig machine
Tool system is mainly by double columns, curved track, crossbeam, strut (shoe, back up, belly stay), coaster, stent, driving motor, driving
Mechanism and support platform composition are deducted in axis, gearbox, electrical feedthrough, centerbody, counter-jib, model, still air damping.
4. a kind of vertical wind tunnel Rolling Balance Experimental Equipment according to claim 1, it is characterized in that：The experimental rig is adopted
Ground is firmly attached to double column forms, it can be easily by the experimental rig into and out test section by ground guide.
5. a kind of vertical wind tunnel Rolling Balance Experimental Equipment according to claim 1, it is characterized in that：The experimental rig is surveyed
Amount system is made of operational management subsystem, data acquisition subsystem and data process subsystem, and overall structure is using distributed
Local area network structure under the unified command of operational management software, is coordinated to perform the corresponding function of each subsystem software, each subsystem
The transmission of instruction, information, parameter and test data is realized by DataSocket communication mechanisms, it is comprehensive to complete test mission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029480.XA CN108088643A (en) | 2016-11-22 | 2016-11-22 | A kind of vertical wind tunnel Rolling Balance Experimental Equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029480.XA CN108088643A (en) | 2016-11-22 | 2016-11-22 | A kind of vertical wind tunnel Rolling Balance Experimental Equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108088643A true CN108088643A (en) | 2018-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201611029480.XA Pending CN108088643A (en) | 2016-11-22 | 2016-11-22 | A kind of vertical wind tunnel Rolling Balance Experimental Equipment |
Country Status (1)
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| CN (1) | CN108088643A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112067228A (en) * | 2020-09-08 | 2020-12-11 | 中国航空工业集团公司哈尔滨空气动力研究所 | Drive control device applied to 2m magnitude model dynamic derivative test |
| CN110793718B (en) * | 2019-12-03 | 2021-01-26 | 中国空气动力研究与发展中心 | Vertical wind tunnel tail spin test model rotational inertia measurement torsion pendulum table |
-
2016
- 2016-11-22 CN CN201611029480.XA patent/CN108088643A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793718B (en) * | 2019-12-03 | 2021-01-26 | 中国空气动力研究与发展中心 | Vertical wind tunnel tail spin test model rotational inertia measurement torsion pendulum table |
| CN112067228A (en) * | 2020-09-08 | 2020-12-11 | 中国航空工业集团公司哈尔滨空气动力研究所 | Drive control device applied to 2m magnitude model dynamic derivative test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180529 |
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| WD01 | Invention patent application deemed withdrawn after publication |