CN104075898A - Anti-slip simulation system for brake of train - Google Patents
Anti-slip simulation system for brake of train Download PDFInfo
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- CN104075898A CN104075898A CN201310111847.2A CN201310111847A CN104075898A CN 104075898 A CN104075898 A CN 104075898A CN 201310111847 A CN201310111847 A CN 201310111847A CN 104075898 A CN104075898 A CN 104075898A
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- train
- microprocessor
- signal input
- sliding wheel
- signal output
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- Regulating Braking Force (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an anti-slip simulation system for brake of a train and belongs to the field of train systems. The anti-slip simulation system for brake of the train comprises a communication module connected to a PC, wherein the PC is connected with the microprocessor through an RS232 bus, the signal output end of the microprocessor is connected with the signal input end of a motor driving unit, the signal output end of the motor driving unit is connected with the signal input end of a sliding wheel motor through a base wheel motor, the base wheel motor controls a base wheel to work, the sliding wheel motor controls a sliding wheel to work, speed sensors are installed on the base wheel and the sliding wheel respectively, the signal output ends of the two sensors are connected with the signal input end of the microprocessor, the signal input end of the microprocessor is also connected with a sliding wheel speed simulating handle through an A/D conversion module, and the signal output end of the microprocessor is connected with the signal input end of an exhaust valve indication lamp and a signal input end of a pressure reporting valve indication lamp. According to the anti-slip simulation system for brake of the train, an anti-slip simulation experiment is conducted during brake of the train, safety operation of the train is fully guaranteed, the safety of operation of the train is improved, and the anti-slip simulation system can be used for safe operation of the train.
Description
Technical field
The present invention relates to a kind of train system, particularly a kind of train braking antiskid system
Background technology
Train braking antiskid control system is guaranteeing there is great effect aspect safe train operation, UIC (International Union of Railways) regulation, and the train that international combined transport passenger vehicle and speed per hour surpass 160km/h must use slippage prevention device.
At a high speed, heavy duty is the direction of railway technology development, in the competition of transport market, railway has obvious advantage, but it also has its inferior position simultaneously, the travelling speed of train is lower.In order to improve the overall trip speed of railway, must shorten as far as possible the braking distance of train, the damping force of train also must improve.In the situation that tacky state is bad, due to the raising of damping force, be easy to cause sliding of wheel.Therefore, bullet train slippage prevention device has become bullet train security of operation, has prevented one of abrasive key equipment of wheel track.The simulation difficult point of anti-skidding process is the simulation of wheel rail adhesion state, and this article is intended to simulate anti-skidding process by the poor method of simulation wheel speed, to analyze the problems such as anti-skidding control strategy.
Summary of the invention
The object of this invention is to provide the anti-skidding simulation system of a kind of train braking, solved the problems of the prior art, for the safe operation of train provides abundant guarantee.
The object of the present invention is achieved like this: the anti-skidding simulation system of a kind of train braking, comprise the communication module being connected on PC, described PC is connected with microprocessor by RS232 bus, the signal output part of described microprocessor is connected with the signal input part of electric-motor drive unit, the signal output part of described electric-motor drive unit is connected with the signal input part of sliding wheel motor respectively at reference wheel motor, described reference wheel Electric Machine Control reference wheel work, described sliding wheel Electric Machine Control sliding wheel work, described reference wheel, speed pickup is all installed on sliding wheel, described in two, the signal output part of sensor and the signal input part of microprocessor are connected, the signal input part of described microprocessor is also connected with sliding wheel velocity simulate handle through A/D modular converter, the signal output part of described microprocessor is through amplifier and vent valve pilot lamp, the signal input part of report pressure valve pilot lamp is connected.
When the present invention works, microprocessor obtains initial speed of braking and braking deceleration signal by RS232 from PC, and as the speed control signal of reference wheel, microprocessor is monitored the output signal of sliding state simulating handle at any time, to determine the rotating speed of sliding wheel, the rate signal of anti-skidding judgment matrix can be by obtaining the speed acquisition of reference wheel, sliding wheel, microprocessor according to default algorithm judge current state be in sliding, pressurize or inflation, according to residing state, control antiskid valve simulation pilot lamp simultaneously.Compared with prior art, beneficial effect of the present invention is, by the present invention, is to carry out simulated experiment to train braking is anti-skidding, for the safe operation of train provides abundant guarantee, improved the security of train operation.The present invention can be used in safe train operation.
Accompanying drawing explanation
Fig. 1 is control principle block diagram of the present invention.
Embodiment
The anti-skidding simulation system of a kind of train braking as shown in Figure 1, comprise the communication module being connected on PC, PC is connected with microprocessor by RS232 bus, the signal output part of microprocessor is connected with the signal input part of electric-motor drive unit, the signal output part of electric-motor drive unit is connected with the signal input part of sliding wheel motor respectively at reference wheel motor, the work of reference wheel Electric Machine Control reference wheel, the work of sliding wheel Electric Machine Control sliding wheel, reference wheel, speed pickup is all installed on sliding wheel, the signal output part of two sensors is connected with the signal input part of microprocessor, the signal input part of microprocessor is also connected with sliding wheel velocity simulate handle through A/D modular converter, the signal output part of microprocessor is through amplifier and vent valve pilot lamp, the signal input part of report pressure valve pilot lamp is connected.
When the present invention works, microprocessor obtains initial speed of braking and braking deceleration signal by RS232 from PC, and as the speed control signal of reference wheel, microprocessor is monitored the output signal of sliding state simulating handle at any time, to determine the rotating speed of sliding wheel, the rate signal of anti-skidding judgment matrix can be by obtaining the speed acquisition of reference wheel, sliding wheel, microprocessor according to default algorithm judge current state be in sliding, pressurize or inflation, according to residing state, control antiskid valve simulation pilot lamp simultaneously.
Claims (1)
1. the anti-skidding simulation system of train braking, it is characterized in that, comprise the communication module being connected on PC, described PC is connected with microprocessor by RS232 bus, the signal output part of described microprocessor is connected with the signal input part of electric-motor drive unit, the signal output part of described electric-motor drive unit is connected with the signal input part of sliding wheel motor respectively at reference wheel motor, described reference wheel Electric Machine Control reference wheel work, described sliding wheel Electric Machine Control sliding wheel work, described reference wheel, speed pickup is all installed on sliding wheel, described in two, the signal output part of sensor and the signal input part of microprocessor are connected, the signal input part of described microprocessor is also connected with sliding wheel velocity simulate handle through A/D modular converter, the signal output part of described microprocessor is through amplifier and vent valve pilot lamp, the signal input part of pressure retaining valve pilot lamp is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310111847.2A CN104075898A (en) | 2013-03-27 | 2013-03-27 | Anti-slip simulation system for brake of train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310111847.2A CN104075898A (en) | 2013-03-27 | 2013-03-27 | Anti-slip simulation system for brake of train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104075898A true CN104075898A (en) | 2014-10-01 |
Family
ID=51597322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310111847.2A Pending CN104075898A (en) | 2013-03-27 | 2013-03-27 | Anti-slip simulation system for brake of train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104075898A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807657A (en) * | 2015-05-13 | 2015-07-29 | 北京九方宏信交通装备有限公司 | Experimental device of anti-skid device host |
| CN116339229A (en) * | 2023-05-25 | 2023-06-27 | 眉山中车制动科技股份有限公司 | Test bed locomotive brake control system and method |
-
2013
- 2013-03-27 CN CN201310111847.2A patent/CN104075898A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807657A (en) * | 2015-05-13 | 2015-07-29 | 北京九方宏信交通装备有限公司 | Experimental device of anti-skid device host |
| CN116339229A (en) * | 2023-05-25 | 2023-06-27 | 眉山中车制动科技股份有限公司 | Test bed locomotive brake control system and method |
| CN116339229B (en) * | 2023-05-25 | 2023-08-15 | 眉山中车制动科技股份有限公司 | Test bed locomotive brake control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |