CN205302781U - Half experiment platform in kind based on magneto rheological damper - Google Patents
Half experiment platform in kind based on magneto rheological damper Download PDFInfo
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- CN205302781U CN205302781U CN201521015917.5U CN201521015917U CN205302781U CN 205302781 U CN205302781 U CN 205302781U CN 201521015917 U CN201521015917 U CN 201521015917U CN 205302781 U CN205302781 U CN 205302781U
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- processor board
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- motor
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Abstract
The utility model provides a half experiment platform in kind based on magneto rheological damper, includes PC (1), its characterized in that: PC (1) is connected with interface processor integrated circuit board (2), and the output of interface processor integrated circuit board (2) is connected with buffer circuit (3), and buffer circuit (3) are connected with motor (5) through drive circuit (4), and motor (5) are connected with magneto rheological damper (6) through the shaft coupling, are provided with speed position sensor (7) on motor (5), are provided with torque sensor (8) on magneto rheological damper (6), the utility model discloses set up and used the motor as controlled object's mathematic model, realized that software system sets for controller model parameter to hardware is accomplished in the experiment of the automatic control in return circuit to real -time feedback control object information, and the cost is lower, and experimental reliability and experimental efficiency are higher, interaction that the experiment was imparted knowledge to students and practicality more, the experimentation is succinctly directly perceived.
Description
Technical field
This utility model relates to a kind of experiment porch, particularly relates to a kind of half full-scale investigation platform based on MR damper, belongs to assay device technical field.
Background technology
Automatic Control Theory is a specialized core course of automatization of many universities and colleges and Mechatronics specialities, domestic automatically controls the simulation experiments together such as proof box, oscillograph, signal source, this method poor reliability, and measurement error is big, conventional efficient is low, it is impossible to realize complicated function. External by portable or professional virtual platform, introduce actual signal, theory is set forth by practical application, different configurations is proposed according to different teaching plans, increase interactivity and practicalness, realize student's lifting in engineering idea and innovation start to put into practice, but same category of device cost is generally significantly high, is unfavorable for promoting the use.
Chinese patent Granted publication is: CN201984672U, the day for announcing is: in JIUYUE, 2011 utility model patent of 21 days discloses a kind of open automatic control comprehensive design experiment system, include analogue experiment installation, data transmitting module and computer, analogue experiment installation is open case structure, its outermost layer is casing, internal layer is core circuit plate, this core circuit plate is arranged with the circuit module of some typical links, this link circuit module adopts IC chip and is equipped with input/output terminal, its can mutually independent assortment to construct various control system, the most front layer of this analogue experiment installation is transparent display panel, computer stored has comprehensively analyzes design software, data transmitting module is connected with analogue experiment installation and computer respectively, it is made up of data collecting card and inputoutput data interface board. this device adopts traditional analog hardware module to coordinate motor and temperature control modules to realize Experiments of Automatic Control, and this experimental provision integrated level is high, but the method still adopting pure hardware controls, and with high costs, poor reliability, conventional efficient is low.
Summary of the invention
The purpose of this utility model is complicated for existing autocontrol theory teaching experimental provision structure, relatively costly, experimental reliability and conventional efficient are relatively low, the non-intuitive defect of experimentation and deficiency, a kind of compact conformation is now provided, less costly, experimental reliability and conventional efficient are higher, experimentation succinctly a kind of half full-scale investigation platform based on MR damper intuitively.
For achieving the above object, technical solution of the present utility model is: a kind of half full-scale investigation platform based on MR damper, including PC, described PC is connected with interface processor board, the outfan of interface processor board is connected with isolation circuit, isolation circuit is connected with motor through drive circuit, the output shaft of motor is connected with MR damper by shaft coupling, the velocity location sensor arranged on motor is connected with an input of interface processor board, the torque sensor arranged on MR damper is connected with another input of interface processor board.
Described interface processor board includes DSP, clock circuit, reset circuit and storage circuit.
Described interface processor board is arranged on the inside of processor board casing, and interface processor board is connected with PC by universal serial bus.
The outfan of described interface processor board is connected to digital current source, and digital current source is connected with MR damper, digital current source be internally provided with buck circuit.
Described drive circuit includes the bridge circuit that four tunnel field effect transistor are constituted.
The beneficial effects of the utility model are:
1, the mathematical model that it is control object with motor that this utility model establishes, it is achieved software system setting controller model parameter, such as input response, damping factor, hardware platform completes to control, and real-time feedback control object information, completes the hardware Experiments of Automatic Control in loop.
2, this utility model compact conformation, less costly, experimental reliability and conventional efficient are higher, and more, experimentation is succinctly directly perceived for the interactivity of experimental teaching and practicalness, is highly suitable as half automation-control experiment platform in kind.
Accompanying drawing explanation
Fig. 1 is system structure schematic diagram of the present utility model.
Fig. 2 is scheme of installation of the present utility model.
Fig. 3 is control loop figure of the present utility model.
In figure: PC 1, interface processor board 2, isolate circuit 3, drive circuit 4, motor 5, MR damper 6, velocity location sensor 7, torque sensor 8, digital current source 9, processor board casing 10.
Detailed description of the invention
Illustrate with detailed description of the invention, this utility model to be described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1 to Fig. 3, a kind of half full-scale investigation platform based on MR damper of the present utility model, including PC 1, it is characterized in that: described PC 1 is connected with interface processor board 2, the outfan of interface processor board 2 is connected with isolation circuit 3, isolation circuit 3 is connected with motor 5 through drive circuit 4, the output shaft of motor 5 is connected with MR damper 6 by shaft coupling, the velocity location sensor 7 arranged on motor 5 is connected with an input of interface processor board 2, the torque sensor 8 arranged on MR damper 6 is connected with another input of interface processor board 2.
Described interface processor board 2 includes DSP, clock circuit, reset circuit and storage circuit.
Described interface processor board 2 is arranged on the inside of processor board casing 10, and interface processor board 2 is connected with PC 1 by universal serial bus.
The outfan of described interface processor board 2 is connected to digital current source 9, and digital current source 9 is connected with MR damper 6, digital current source 9 be internally provided with buck circuit.
Described drive circuit 4 includes the bridge circuit that four tunnel field effect transistor are constituted.
As shown in Figure 1, processor board casing 10 be internally provided with interface processor board 2, interface processor board 2 includes DSP, clock circuit, reset circuit and storage circuit, and interface processor board 2 is connected with PC 1 by universal serial bus. Being provided with experiment software on PC 1, major function is: one, the communication of realization and interface processor board; Two, multiple automation-control experiment submodule is comprised; Three, experimental data library management.
The outfan of interface processor board 2 is connected with isolation circuit 3, and isolation circuit 3 includes high speed photo coupling, insulating power supply. Isolation circuit 3 is connected with motor 5 through drive circuit 4, and drive circuit 4 includes the bridge circuit that four tunnel field effect transistor are constituted, and the output shaft of motor 5 is connected with MR damper 6 by shaft coupling. MR damper 6 is a kind of semi-active control antivibrator, by the control to applied field strengths, namely controllable current source is passed through, the rheological behavior of liquid can be changed within the Millisecond time, it is made to be become semisolid from liquid, thus realizing the active of damper characteristics is controlled, its damping force is interior linear with speed (i.e. the differential of displacement) with controlling electric current in certain limit, and namely its damped coefficient linearly changes with electric current within the specific limits.
The velocity location sensor 7 arranged on motor 5 is connected with an input of interface processor board 2, and the torque sensor 8 that MR damper 6 is arranged is connected with another input of interface processor board 2. The outfan of interface processor board 2 is connected to digital current source 9, and digital current source 9 is connected with MR damper 6, digital current source 9 be internally provided with buck circuit.
Operation principle of the present utility model is as follows: setting up motor Controlling model in experiment software, motor 5 is control object, and MR damper 6 is system load, and velocity location sensor 7, torque sensor 8 are detection. Communication, conversion signal is carried out by interface processor board 2, realize the parameter such as software set model parameter, input response, damping factor, target setting in software system, hardware platform performs order and completes to control, and the physical message such as the speed of real-time feedback control object, position, moment of torsion, the motor closed loop moving realizing hardware-in-the-loop controls, and material is thus formed a kind of half automation-control experiment platform in kind succinct, directly perceived, efficient.
Claims (5)
1. a half full-scale investigation platform based on MR damper, including PC (1), it is characterized in that: described PC (1) is connected with interface processor board (2), the outfan of interface processor board (2) is connected with isolation circuit (3), isolation circuit (3) is connected with motor (5) through drive circuit (4), the output shaft of motor (5) is connected with MR damper (6) by shaft coupling, the upper velocity location sensor (7) arranged of motor (5) is connected with an input of interface processor board (2), the upper torque sensor (8) arranged of MR damper (6) is connected with another input of interface processor board (2).
2. a kind of half full-scale investigation platform based on MR damper according to claim 1, it is characterised in that: described interface processor board (2) includes DSP, clock circuit, reset circuit and storage circuit.
3. a kind of half full-scale investigation platform based on MR damper according to claim 1, it is characterized in that: described interface processor board (2) is arranged on the inside of processor board casing (10), and interface processor board (2) is connected with PC (1) by universal serial bus.
4. a kind of half full-scale investigation platform based on MR damper according to claim 1, it is characterized in that: the outfan of described interface processor board (2) is connected to digital current source (9), digital current source (9) is connected with MR damper (6), digital current source (9) be internally provided with buck circuit.
5. a kind of half full-scale investigation platform based on MR damper according to claim 1, it is characterised in that: described drive circuit (4) includes the bridge circuit that four tunnel field effect transistor are constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015917.5U CN205302781U (en) | 2015-12-09 | 2015-12-09 | Half experiment platform in kind based on magneto rheological damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015917.5U CN205302781U (en) | 2015-12-09 | 2015-12-09 | Half experiment platform in kind based on magneto rheological damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205302781U true CN205302781U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521015917.5U Expired - Fee Related CN205302781U (en) | 2015-12-09 | 2015-12-09 | Half experiment platform in kind based on magneto rheological damper |
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| CN (1) | CN205302781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106875808A (en) * | 2017-02-13 | 2017-06-20 | 石家庄铁道大学 | Magneto-rheological vibration damper hardware in loop experimental system |
| CN109377851A (en) * | 2018-11-29 | 2019-02-22 | 哈尔滨工业大学 | A kind of Angle Position servo experiment device for teaching that the adjustable content of multimachine electrical parameter is expansible |
-
2015
- 2015-12-09 CN CN201521015917.5U patent/CN205302781U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106875808A (en) * | 2017-02-13 | 2017-06-20 | 石家庄铁道大学 | Magneto-rheological vibration damper hardware in loop experimental system |
| CN106875808B (en) * | 2017-02-13 | 2019-07-30 | 石家庄铁道大学 | Magneto-rheological vibration damper hardware in loop experimental system |
| CN109377851A (en) * | 2018-11-29 | 2019-02-22 | 哈尔滨工业大学 | A kind of Angle Position servo experiment device for teaching that the adjustable content of multimachine electrical parameter is expansible |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20161209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |