CN204264123U - A kind of control system of automobile-used magnetic rheological brake - Google Patents
A kind of control system of automobile-used magnetic rheological brake Download PDFInfo
- Publication number
- CN204264123U CN204264123U CN201420600421.3U CN201420600421U CN204264123U CN 204264123 U CN204264123 U CN 204264123U CN 201420600421 U CN201420600421 U CN 201420600421U CN 204264123 U CN204264123 U CN 204264123U
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- China
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- control system
- brake
- magnetic rheological
- rheological brake
- automobile
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Abstract
The utility model discloses a kind of control system of automobile-used magnetic rheological brake, comprise transmission shaft, speed sensor, A/D converter, magnetic rheological brake, brake button and control system.It can produce corresponding drg received current according to the rotating speed of transmission shaft, controls the lock torque of magnetic rheological brake, can make the braking effect that drg reaches required.
Description
Technical field
The utility model relates to a kind of magnetic rheological brake, particularly relates to a kind of magnetorheological braking control system.
Background technology
Magnetic rheological brake is the characteristic generation brake action utilizing magnetic flow liquid to present heavy body, lazy flow under strong magnetic field action, is a kind of new braking device.Compare conventional friction formula drg, response time is short, and lock torque is large.
The brake system of automobile-used magnetic rheological brake is a kind of intelligentized control system, not yet has the automobile-used magnetic rheological brake brake system of practical application at present at home and abroad.
Utility model content
The purpose of this utility model is to provide a kind of control system of automobile-used magnetic rheological brake, and it can produce corresponding drg received current according to the rotating speed of transmission shaft.
The brake system of automobile-used magnetic rheological brake comprises transmission shaft, speed sensor, magnetic rheological brake, brake button and a control system, and described control system comprises A/D converter, CPU, variable resistance circuit and change-over circuit.Described speed sensor is installed between transmission shaft and magnetic rheological brake, detects transmission shaft real-time speed and produces voltage signal; Moment pressed by described brake button, the control system of automobile starting magnetic rheological brake, control system extraction rate sensor is input to the instantaneous voltage signal of control system, and the voltage signal extracted is converted to the digital signal of speed by the A/D converter of control system inside; Described CPU comprises the computing module of the downrange sexual intercourse about braking current and speed, CPU can export corresponding control signal according to the Digital Signal Analysis process of friction speed, to make automobile according to the different braking effects needing acquisition corresponding, gradual braking or emergency braking under magnetic rheological brake effect; Brake signal can be converted to the current signal of input CPU by described change-over circuit; The control signal that CPU exports can be converted to braking current and be input to magnetic rheological brake by described variable resistance circuit.The control signal that described control system CPU exports is the current signal obtained by computing module, and when speed sensor is input to the new voltage signal of control system, CPU exports new control signal.
The installation of described transmission shaft, speed sensor and magnetic rheological brake has identical right alignment, and described speed sensor is installed between transmission shaft and magnetic rheological brake.
In the utility model example, described brake button is traditional brake pedal.
In the utility model example, described brake button is the hand push button comprising gradual braking and emergency braking, is arranged on automobile middle control position.
The control system of the automobile-used magnetic rheological brake that the utility model proposes, compared with orthodox car brake system, its advantage is: just can make to realize gradual braking and emergency braking two kinds of braking effects by the automobile-used magnetic rheological brake of push button control; Alleviate the wearing and tearing of magnetic rheological brake brake disc, extend the life-span of drg.The intelligentized control method of automobile can be realized further.
Accompanying drawing illustrates:
Fig. 1 is the utility model automobile-used magnetic rheological brake control system schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The control system of embodiment 1 automobile-used magnetic rheological brake of the present utility model comprises transmission shaft, speed sensor, A/D converter, magnetic rheological brake, brake button and control system.
The installation of transmission shaft, speed sensor and magnetic rheological brake has identical right alignment, and described speed sensor is installed between transmission shaft and magnetic rheological brake.
Brake button is traditional brake pedal.
Pressure brake pedal moment, brake signal is converted to the current signal of input CPU by change-over circuit, the control system of automobile starting magnetic rheological brake, control system extraction rate sensor is input to the instantaneous current signal of control system, CPU can be input to the current signal analyzing and processing of control system to speed sensor and export control signal, to make automobile according to the different braking effects needing acquisition corresponding.
The control system of embodiment 2 automobile-used magnetic rheological brake of the present utility model comprises transmission shaft, A/D converter, speed sensor, magnetic rheological brake, brake button and control system.
The installation of transmission shaft, speed sensor and magnetic rheological brake has identical right alignment, and described speed sensor is installed between transmission shaft and magnetic rheological brake.
Brake button is the hand push button comprising gradual braking and emergency braking, is arranged on automobile middle control position.
Press hand push button moment, brake signal is converted to the current signal of input CPU by change-over circuit, the control system of automobile starting magnetic rheological brake, control system extraction rate sensor is input to the instantaneous current signal of control system, CPU can be input to the current signal analyzing and processing of control system to speed sensor and export control signal, to make automobile according to the different braking effects needing acquisition corresponding.
Claims (2)
1. the control system of automobile-used magnetic rheological brake comprises transmission shaft, speed sensor, A/D converter, magnetic rheological brake, brake button and a control system, and described brake system comprises CPU, variable resistance circuit and change-over circuit; Moment pressed by described brake button, the control system of automobile starting magnetic rheological brake, and control system extraction rate sensor is input to the instantaneous current signal of control system; Described speed sensor is installed between transmission shaft and magnetic rheological brake, detects transmission shaft real-time speed generation current signal is input to control system; Described CPU comprises the computing module of the downrange sexual intercourse about electric current and lock torque, CPU can be input to the current signal analyzing and processing of control system to speed sensor and export control signal, to make automobile according to the different braking effects needing acquisition corresponding, gradual braking or emergency braking under magnetic rheological brake effect; Brake signal can be converted to the current signal of input CPU by described change-over circuit; The control signal that CPU exports can be converted to braking current and be input to magnetic rheological brake by described variable resistance circuit; The control signal that described control system CPU exports is the current signal obtained by computing module, and when speed sensor is input to the new current signal of control system, CPU exports new control signal.
2. the control system of automobile-used magnetic rheological brake according to claim 1, it is characterized in that: the installation of described transmission shaft, speed sensor and magnetic rheological brake has identical right alignment, and described speed sensor is installed between transmission shaft and magnetic rheological brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420600421.3U CN204264123U (en) | 2014-10-10 | 2014-10-10 | A kind of control system of automobile-used magnetic rheological brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420600421.3U CN204264123U (en) | 2014-10-10 | 2014-10-10 | A kind of control system of automobile-used magnetic rheological brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204264123U true CN204264123U (en) | 2015-04-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420600421.3U Expired - Fee Related CN204264123U (en) | 2014-10-10 | 2014-10-10 | A kind of control system of automobile-used magnetic rheological brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204264123U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989935A (en) * | 2017-03-16 | 2017-07-28 | 合肥工业大学 | Experimental bench and method for the automobile-used magnetic rheological brake performance test of self energizing formula |
| CN107264295A (en) * | 2017-07-06 | 2017-10-20 | 合肥工业大学 | Magnetorheological line traffic control composite braking system and control method for electric automobile |
| CN111497628A (en) * | 2020-03-31 | 2020-08-07 | 南京航空航天大学 | Vehicle pedal force compensation system based on magnetorheological fluid and control method |
| CN115535022A (en) * | 2022-09-20 | 2022-12-30 | 南京铁道职业技术学院 | Intensive intelligent retarder based on magnetorheological technology and control method thereof |
-
2014
- 2014-10-10 CN CN201420600421.3U patent/CN204264123U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989935A (en) * | 2017-03-16 | 2017-07-28 | 合肥工业大学 | Experimental bench and method for the automobile-used magnetic rheological brake performance test of self energizing formula |
| CN106989935B (en) * | 2017-03-16 | 2018-11-20 | 合肥工业大学 | Experimental bench and method for the automobile-used magnetic rheological brake performance test of self energizing formula |
| CN107264295A (en) * | 2017-07-06 | 2017-10-20 | 合肥工业大学 | Magnetorheological line traffic control composite braking system and control method for electric automobile |
| CN111497628A (en) * | 2020-03-31 | 2020-08-07 | 南京航空航天大学 | Vehicle pedal force compensation system based on magnetorheological fluid and control method |
| CN111497628B (en) * | 2020-03-31 | 2021-07-09 | 南京航空航天大学 | Vehicle pedal force compensation system based on magnetorheological fluid and control method |
| CN115535022A (en) * | 2022-09-20 | 2022-12-30 | 南京铁道职业技术学院 | Intensive intelligent retarder based on magnetorheological technology and control method thereof |
| CN115535022B (en) * | 2022-09-20 | 2023-10-03 | 南京铁道职业技术学院 | Intensive intelligent retarder based on magnetorheological technology and control method thereof |
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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: 20150415 Termination date: 20151010 |
|
| EXPY | Termination of patent right or utility model |