CN103149048B - Based on the track vibration isolation multifunction test platform of magnetic converting technique - Google Patents
Based on the track vibration isolation multifunction test platform of magnetic converting technique Download PDFInfo
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- CN103149048B CN103149048B CN201310112913.8A CN201310112913A CN103149048B CN 103149048 B CN103149048 B CN 103149048B CN 201310112913 A CN201310112913 A CN 201310112913A CN 103149048 B CN103149048 B CN 103149048B
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Abstract
The invention discloses a kind of track vibration isolation multifunction test platform based on magnetic converting technique, comprise track vibration analog generator, floating plate simulation plane, magnetic rheological isolator, railway roadbed simulation plane, displacement transducer, acceleration transducer, force snesor, controller, analog orbit and magnetic rheological isolator driving power, this platform simulates floating plate track Mdof Vibration System by adjusting multiple floating plate connected mode and change vibration isolator supporting quantity and position, floating plate simulation plane vibration is driven with orbital simulation vibration machine, it is multidirectional that simulation floating plate track vibrates, many dominant frequency and many amplitudes operating condition, and pass through various kinds of sensors, vibration isolator, the combination of observing and controlling and evaluator, after gathering various vibration data, calculated by controller and control, regulate the damping of magnetic rheological isolator, reduce the vibration of orbital platform total system, and the assessment technique of floating plate track passive vibration isolation and magnetorheological semi-active vibration-isolating effect is proposed for different vibration isolation way.
Description
Technical field
The present invention relates to a kind of track vibration isolation test platform, be specifically related to a kind of train rail vibration isolation multifunction test platform based on magnetic converting technique.
Background technology
The use of these vehicles of subway has become the effective means of the day by day serious Urban Traffic Jam Based of solution, but subway train runs the low-frequency vibration that produces and noise also causes serious impact to the work of people and life.At present, floating plate rail structure vibration isolation is the effective method the most reducing underground railway track vibration & noise, it by floating for concrete road bed board on multiple vibration isolator, utilize the dynamic load that the large mass inertia of floating plate causes to balance train operation, the vibration isolator adopted generally is divided into rubber and steel spring two class, all belong to passive vibration isolation device from a structural point, namely related parameter values is just non-adjustable after manufacture.But in reality, needed for subway different sections of highway, the optimum parameter value of vibration isolator is not quite similar, optimum parameter value under same position different exciting condition needed for vibration isolator is not identical yet, and passive vibration isolation device class floating plate but shows helpless to frequency lower than the vibration of about 15Hz.Therefore, the floating plate of passive vibration isolation device is adopted to be difficult to the vibration insulation and noise reduction realizing track vibration in wider low-frequency range.
At present, study relevant test method to subway Wheel Rail Vibration and vibration isolation to mainly contain: on real floating plate, drive a decentralizing device to produce exciting force with motor to vibrate to drive floating plate, make of steel spring and to shake device every (subtracting), but the disposable installation of this test unit, the installation site of vibration source can not change, and can not change every (subtracting) device that shakes, function singleness, is mainly used in test tracks and vibrates the impact caused to environment; Or adopt one to one train rail, simulate wheel track by the excitational equipment below track and run the vibration produced, be mainly used for testing vehicle performance; Also have and adopt vibration damper test platform, be mainly used in testing the single various performances every/vibration damper, can not test floating plate whole system.
At present, magnetorheological intellectual material has been widely used in the fields such as vehicle, building, vibration control.Magnetic flow liquid and magneto-rheological grease by its rheological of Magnetic control, thus can change its device damping value; Magnetic rheology elastic body can change its elastic property by magnetic field, thus changes its rigidity value.Utilize magnetorheological materials as track vibration isolator, can base area iron ruuning situation and environment vibration isolation requirement, the damping (power) of the vibration isolator of adjustment vibration isolation in real time and rigidity, overcome the shortcoming that passive vibration isolation device parameter can not adjust in real time at wide frequency range.At present, also there is many problems in the floating plate track platform based on magnetic rheological isolator, as vibration isolator arrangement, parameter optimization and control strategy design etc., not only expend huge if study these problems with actual underground railway track, and test operation is very difficult; And existing test platform is all for some particular aspects, can not floating plate and vibration isolator integrally be carried out testing, control and evaluating simultaneously.
Summary of the invention
The object of this invention is to provide a track vibration isolation multifunction test platform based on magnetic converting technique and observing and controlling assessment technique, this platform controls to form with evaluation platform primarily of floating plate track vibration Multi-functional analog platform and floating plate track isolation multifunctional testing.By this platform, corresponding test can be carried out easily and study the problems such as parameter optimization scheme, optimum controling strategy and mode, vibration isolator layout, magnetorheological damping range of adjustment and optimal value, for magnetorheological vibrating isolation system lays the foundation in track structural vibration control engineer applied field.
The technical solution used in the present invention is as follows for achieving the above object: based on the track vibration isolation multifunction test platform of magnetic converting technique, comprise track vibration analog generator, floating plate simulation plane, magnetic rheological isolator, railway roadbed simulation plane, displacement transducer, acceleration transducer, force snesor, controller, analog orbit and magnetic rheological isolator driving power, wherein said analog orbit is fixed on above floating plate simulation plane, analog orbit is installed several track vibration analog generators, be used for analog orbit vibrate cause floating plate vibration; Below described floating plate simulation plane, several magnetic rheological isolators are installed, are used for every the vibration subtracting floating plate, simulate between plane in each magnetic rheological isolator lower end and railway roadbed and force snesor is set, be used for test vibration power; Above or below floating plate simulation plane, several displacement transducers and acceleration transducer are installed; Described controller is connected with displacement transducer, acceleration transducer, force snesor and track vibration analog generator respectively, and controller is also connected with magnetic rheological isolator by magnetic rheological isolator driving power; The quasi-planar vibration of floating plate mould under the several operating mode that controller is simulated described test platform is tested and controls.
The quasi-planar vibration of floating plate mould under the several operating mode that described controller is simulated described test platform is tested and the step that controls comprises: controller exports exciting force signal and controls track vibration analog generator and produce vibration, and drives whole floating plate to simulate plane vibration; Displacement transducer, acceleration transducer and force snesor detect vibration displacement respectively, survey vibration acceleration and floating plate simulation plane is delivered to power in railway roadbed simulation plane, and by each signal transmission of detecting to controller; Controller calculates feedback signal to each signal, and after this feedback signal input magnetic rheological isolator driving power, then export exciting current to magnetic rheological isolator, magnetic rheological isolator reduces the quasi-planar vibration of floating plate mould by damping adjusting.
The track vibration isolation multifunction test platform that the present invention is based on magnetic converting technique can be divided into floating plate to vibrate Multi-functional analog platform and floating plate track isolating technique multifunctional measurement and control and evaluation platform.
The main function components of floating plate track vibration Multi-functional analog platform is as follows:
Track vibration analog generator is the vibration caused by one or more variant-frequency vibration motor simulation train wheel track, to provide the complex vibration driving source of one or more multidirectional, many dominant frequency, many amplitudes to floating plate simulation plane.
Floating plate simulation plane simulates elongated and short floating plate by adjustment floating plate length, magnetic rheological isolator installation site and quantity, and by the quasi-planar number of change floating plate mould, the installation site (install simulation straight way between two parties, keep to the side installation simulation bend) changing analog orbit and the installation site of change track vibration analog generator, (on analog orbit, placed in the middle installation simulates straight way, simulation ramp is installed at two ends), simulate the floating plate simulation multi-planar-degree-of-freedom complex vibration situation that train driving produces in the situations such as bend, straight way and climb and fall; Can also in many floating plates situation, by track vibration analog generator is placed in diverse location, the incentive action point of change track vibration source and excitation order are (namely when controller exports exciting force signal, control the vibration order of each track vibration analog generator), simulation train travelling load is by the quasi-planar Vibration Condition of floating plate mould.
The magnetic rheological isolator that described test platform is installed is replaced by passive vibration isolation device or semi-active vibration-isolating device, drawn the anti-vibration performance of passive vibration isolation device or semi-active vibration-isolating device by the test of test platform, be also convenient to the anti-vibration performance contrasting various passive, semi-active vibration-isolating device.
In floating plate track isolating technique multifunctional measurement and control and evaluation platform, united application (displacement, acceleration, power) sensor, vibration isolator, controller and evaluator.Wherein, many kinds of parameters optimization and control strategy scheme is adopted in controller, according to multi-freedom vibration systems theory and vibration isolation technique, the signal by each sensor passes is after calculating accordingly and processing, and can obtain optimal parameter scope and the controlling value of track many magnetic rheological isolators system each vibration isolator under complicated wheel track exciting; Magnetic rheological isolator driving power, the controling parameters signal that each supporting-point calculated by controller is corresponding calculates magnetic rheological isolator drive current, then inputs to each magnetic rheological isolator and produce after magnetic rheology effect to obtain corresponding output damping (power) value.
Floating plate track isolating technique evaluation platform can according to the orbital platform data (displacement, acceleration, power, time etc.) of testing after the different vibration isolator of employing, employing evaluation of vibration is theoretical, make an appraisal to the vibration isolation energy consumption effect of the semi-active vibration-isolating device of Different Optimization algorithm and control strategy, comparing calculation analyzes various passive vibration isolation device, the vibration isolating effect of semi-active vibration-isolating device and the best vibration isolation efficiency of whole floating plate track system under complicated exciting.
The Advantageous Effects that technical scheme of the present invention produces has: in platform, floating plate length, vibration isolator type and position, exciting source position and order of action etc. all can adjust as required, can simulate multidirectional, many dominant frequency that train driving produces in the situations such as bend, straight way and climb and fall, the complex vibration excitation of many amplitudes and floating plate track multiple degrees of freedom complex vibration system; By the united application of various kinds of sensors, vibration isolator, controller and evaluator, track many vibration isolators system parameter optimization algorithm best under complicated wheel track exciting and control strategy can be obtained, also can make comparative evaluation to the anti-vibration performance of various vibration isolator system.Therefore, this platform integrates track passive vibration isolation, semi-active vibration-isolating and track observing and controlling and evaluates, there is the advantages such as many, the compatible and expansibility of function is strong, reasonable in design, effectively can complete the track vibration isolation multifunction test based on magnetic converting technique, can be the advanced vibration-isolating platform technology of raising underground railway track and provide strong support.
Accompanying drawing explanation
Fig. 1 is the structural representation of the track vibration isolation multifunction test platform that the present invention is based on magnetic converting technique;
Fig. 2 is vibration source simulation schematic diagram;
Fig. 3 is train travelling load simulation schematic diagram;
Fig. 4 is the track vibration isolation observing and controlling and the evaluation system structured flowchart that the present invention is based on magnetic converting technique.
Embodiment
As shown in Figure 1, track vibration analog generator 3, analog orbit 10, floating plate simulation plane 2, magnetic rheological isolator 8, railway roadbed simulation plane 1, displacement transducer 5, acceleration transducer 4, force snesor 9, controller 6 and magnetic rheological isolator driving power 7 is mainly comprised based on magnetic converting technique track vibration isolation multifunction test platform.Track vibration analog generator 3 is arranged on analog orbit 10, and analog orbit 10, displacement transducer 5 and acceleration transducer 4 are arranged in floating plate simulation plane 2.During operation, track vibration analog generator 3 drives whole floating plate simulation plane 2, acceleration transducer 4 vibrates together with displacement transducer 5, be used for simulating the vibration of subway floating plate track under various operating mode, acceleration transducer 4 and displacement transducer 5 are used for detecting vibration displacement and the vibration acceleration that floating plate simulates plane 2.Magnetic rheological isolator 8 upper end is installed to below floating plate simulation plane 2, and lower end is connected with force snesor 9, and force snesor 9 is fixedly mounted in railway roadbed simulation plane 1 again.During operation, magnetic rheological isolator 8 reduces the vibration of floating plate simulation plane 2 by change damping (power), and force snesor 9 is used for detecting floating plate simulation plane 2 and is delivered to power in railway roadbed simulation plane 1.
Magnetic rheological isolator 8 can be simulated multiple position below plane 2 at floating plate and be installed, as shown in phantom in Figure 1; Namely elongated or short floating plate is simulated respectively by adjustment vibration isolator quantity, position and floating plate length.
Magnetic rheological isolator 8 is not when applying drive current, and the damping (power) of vibration isolator inside is constant, and when after electric current in applying certain limit, vibration isolator inside produces corresponding damping (power) by magnetic rheology effect.Within the specific limits, the damping (power) of the larger generation of exciting current is larger, just can be controlled the size of the damping (power) of magnetic rheological isolator 8 by the size controlling exciting current.In addition, magnetic rheological isolator 8 can be replaced with other vibration isolator, can carry out the contrast test of anti-vibration performance of multiple passive vibration isolation device, semi-active vibration-isolating device.
As shown in Figure 2, track vibration analog generator 3 is connected with analog orbit 10 by after installation screw, and analog orbit 10 is simulated plane 1 by the screw of bottom surface with railway roadbed again and is connected.Railway roadbed simulation plane has on 1 several can for the different screw that need to install analog orbit 10, as shown in phantom in FIG., track vibration analog generator 3 can be simulated in plane 2 at floating plate several installation sites, and can install multiple stage.Change according to orbital simulation vibration machine 3 installation site and number of units can provide single-frequency, double frequency, multifrequency and many amplitude excitations power and multivariant vibration, can the complex vibration situation of analog orbit under different operating mode.
As shown in Figure 3, floating plate simulation plane 2 can simulate the floating plate track of certain length by line spread form, by changing first to the track vibration analog generator excitation order in N number of floating plate simulation plane, the situation of subway train by floating plate can be simulated, in order to magnetorheological floating plate vibration isolation under studying travelling load.
As shown in Figure 4, in floating plate track isolating technique multifunctional measurement and control and evaluation platform, by one or more exciting force (frequency corresponding of input in interface 11, phase place, adjustable amplitude), controller 6 just controls track vibration analog generator 3 and produces vibrational excitation signal, after vibration passing to floating plate simulation plane 2, whole floating plate simulation plane 2 is just vibrated, displacement transducer 5, the corresponding signal detected is passed to controller 6 by acceleration transducer 4 and force snesor 9, controller 6 calculates corresponding feedback signal by the different parameters optimized algorithm of storage inside and control strategy, just export corresponding exciting current after this signal input magnetic rheological isolator driving power 8 and pass to magnetic rheological isolator 7, magnetic rheological isolator 7 reduces the vibration of floating plate simulation plane 2 by damping adjusting.Displacement transducer 5, acceleration transducer 4 and force snesor 9 by the signal transmission after the vibration isolation that detects to controller 6, controller 6 by the series of parameters that obtains by analysis and process, interface 11 demonstrates data drawing list contrast before and after corresponding relation curve and vibration isolation, and makes corresponding evaluation.
Controller 6 is multi-functional controllers, and have many kinds of parameters optimized algorithm and control strategy program to select, the algorithm of utilization comprises: mathematical programming, Fuzzy Calculation, genetic algorithm, particle swarm optimization algorithm and ant group algorithm etc.Under different exciting work condition environments, by selecting different parameters optimized algorithm to obtain different vibration isolating effects, parameter optimization scheme optimum under seeking operating mode with this; And the vibration isolation efficiency of different control strategy can be contrasted under different exciting work condition environments, seek best control method; The a series of relation curve simultaneously obtained by treatment and analysis and data drawing list, evaluate the effect of various vibration isolator parameter optimization algorithm and platform vibration isolation control method by relation curve and data drawing list.
On floating plate track isolating technique multifunctional measurement and control and evaluation platform, with in the vibrational excitation situation of complexity, using power, acceleration and displacement as input, the power being delivered to ground with floating plate is minimum for target, intelligent algorithm is adopted to carry out online parameter optimization and coupling, obtain the optimum damping scope of magnetic rheological isolator, and the Optimal Control damping value of each magnetic rheological isolator can be obtained in specific excitation situation.
On floating plate track isolating technique multifunctional measurement and control and evaluation platform, using identical vibration source effect, making an appraisal to using the vibration isolating effect of passive vibration isolation device and semi-active vibration-isolating device; In identical vibration source situation, the vibration isolating effect of the semi-active vibration-isolating device of Different Optimization algorithm and control strategy is made an appraisal.
On floating plate track isolating technique multifunctional measurement and control and evaluation platform, use identical vibration source effect, make an appraisal to based on Platform Vibration response time of different structure and different magnetorheological materials vibration isolator and anti-vibration performance (transmissibility).
It should be pointed out that the above embodiment can make the invention of those skilled in the art's comprehend, but do not limit the present invention in any way creation.Therefore; although this instructions has been described in detail the invention with reference to drawings and Examples; but; those skilled in the art are to be understood that; still can modify to the invention or equivalent replacement; in a word, all do not depart from technical scheme and the improvement thereof of the spirit and scope of the invention, and it all should be encompassed in the middle of the protection domain of the invention patent.
Claims (6)
1. based on the track vibration isolation multifunction test platform of magnetic converting technique, it is characterized in that: comprise track vibration analog generator (3), floating plate simulation plane (2), magnetic rheological isolator (8), railway roadbed simulation plane (1), displacement transducer (5), acceleration transducer (4), force snesor (9), controller (6), analog orbit (10) and magnetic rheological isolator driving power (7), wherein said analog orbit (10) is fixed on floating plate simulation plane (2) top, at several track vibration analog generators (3) of the upper installation of analog orbit (10), several magnetic rheological isolators (8) are installed in described floating plate simulation plane (2) below, simulate between plane (1) arrange force snesor (9) in each magnetic rheological isolator (8) lower end and railway roadbed, above or below floating plate simulation plane (2), several displacement transducers (5) and acceleration transducer (4) are installed,
Described controller (6) is connected with displacement transducer (5), acceleration transducer (4), force snesor (9) and track vibration analog generator (3) respectively, and controller (6) is also connected with magnetic rheological isolator (8) by magnetic rheological isolator driving power (7); The vibration of floating plate simulation plane (2) under the several operating mode that controller (6) is simulated described test platform is tested and controls.
2. according to claim 1 based on the track vibration isolation multifunction test platform of magnetic converting technique, it is characterized in that: the vibration of floating plate simulation plane (2) under the several operating mode that described controller (6) is simulated described test platform is tested and the step that controls comprises: controller (6) exports exciting force signal and controls track vibration analog generator (3) and produce vibration, and drives whole floating plate to simulate plane (2) vibration; Displacement transducer (5), acceleration transducer (4) and force snesor (9) detect vibration displacement respectively, survey vibration acceleration and floating plate simulation plane (2) is delivered to power on railway roadbed simulation plane (1), and by each signal transmission of detecting to controller (6); Controller (6) calculates feedback signal to each signal, after this feedback signal input magnetic rheological isolator driving power (7), export exciting current again to magnetic rheological isolator (8), magnetic rheological isolator (8) reduces the vibration of floating plate simulation plane (2) by damping adjusting.
3. according to claim 1 or 2 based on the track vibration isolation multifunction test platform of magnetic converting technique, it is characterized in that: the several operating mode of described test platform simulation comprises the vibration of floating plate simulation plane (2) of train driving in bend, straight way and climb and fall situation.
4. according to claim 3 based on the track vibration isolation multifunction test platform of magnetic converting technique, it is characterized in that: the quantity that described several operating mode is number by changing floating plate simulation plane (2), arrangement mode and magnetic rheological isolator (8) are installed and position realize.
5. according to claim 2 based on the track vibration isolation multifunction test platform of magnetic converting technique, it is characterized in that: when described controller (6) exports exciting force signal, control the vibration order of each track vibration analog generator (3), simulate train travelling load simulates plane (2) Vibration Condition by floating plate.
6. want the track vibration isolation multifunction test platform based on magnetic converting technique described in 1 or 2 according to right, it is characterized in that: the magnetic rheological isolator that described test platform is installed (8) is replaced by passive vibration isolation device or semi-active vibration-isolating device, is drawn the anti-vibration performance of passive vibration isolation device or semi-active vibration-isolating device by the test of test platform.
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| CN103499500A (en) * | 2013-10-22 | 2014-01-08 | 中南大学 | Testing device capable of simulating dynamic load repetition function of impact and vibration |
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| CN106051028B (en) * | 2016-06-14 | 2018-02-06 | 西南交通大学 | Floating plate track magneto-rheologic damping control method and device |
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| CN108240894B (en) * | 2018-01-29 | 2019-12-03 | 西南交通大学 | Track vibration-reducing experimental rig and track vibration-reducing testing equipment |
| CN108843723B (en) * | 2018-06-26 | 2019-09-17 | 重庆大学 | A kind of active/semi-active vibration-isolating/vibration reduction platform packet control process |
| CN108775994A (en) * | 2018-07-03 | 2018-11-09 | 武汉理工大学 | One kind being based on magnetic rheology elastic body frequency conversion damper vibration damping experimental rig and system |
| CN110388402A (en) * | 2019-06-06 | 2019-10-29 | 东南大学 | A kind of adjustable periodic structure of rigidity with magnetic rheological body |
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| CN112098067B (en) * | 2020-09-25 | 2021-07-09 | 中南大学 | Damping ratio experiment device for steel spring floating slab track vibration isolator |
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| CN112444370B (en) * | 2020-11-18 | 2022-07-15 | 哈尔滨工程大学 | Simple flow-induced vibration noise test device based on passive vibration isolation principle |
| CN113670587B (en) * | 2021-07-26 | 2024-02-23 | 上海睿而维科技有限公司 | Steel spring floating plate stress detection device |
| CN114088326A (en) * | 2021-11-30 | 2022-02-25 | 洛阳双瑞橡塑科技有限公司 | Vibration excitation system and method for testing vibration of road bed plate |
| CN114922013A (en) * | 2022-05-26 | 2022-08-19 | 中车青岛四方机车车辆股份有限公司 | Power rail system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201340331Y (en) * | 2008-12-15 | 2009-11-04 | 王炅 | Magnetic current variation shock absorber impact test bench and impact tester |
| CN202021499U (en) * | 2011-03-30 | 2011-11-02 | 嘉兴学院 | Semi-automatic machine tool vibration isolation device based on magneto-rheological damping technology |
| CN202402552U (en) * | 2011-12-12 | 2012-08-29 | 嘉兴学院 | Self-powered magneto-rheological shock absorber and control system thereof |
| CN102943420B (en) * | 2012-12-14 | 2014-06-11 | 重庆邮电大学 | Method for optimizing parameters of short floating slab rail vibration isolator based on magneto-rheological technology |
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