CN102431531A - System and method of automatic braking force control for railway vehicles - Google Patents
System and method of automatic braking force control for railway vehicles Download PDFInfo
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- CN102431531A CN102431531A CN2011103626738A CN201110362673A CN102431531A CN 102431531 A CN102431531 A CN 102431531A CN 2011103626738 A CN2011103626738 A CN 2011103626738A CN 201110362673 A CN201110362673 A CN 201110362673A CN 102431531 A CN102431531 A CN 102431531A
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Abstract
The invention discloses a system and a method of automatic braking force control for railway vehicles. The automatic braking force control system comprises a gravity ball sensor, an operation direction judging device and a speed sensor disposed on each vehicle. The gravity ball sensors, the operation direction judging devices and the speed sensors are connected with industrial personal computers of brakes of corresponding vehicles respectively, and the industrial personal computers are connected with brake cylinders through electromagnetic valves. The gravity ball sensors, the operation direction judging devices and the speed sensors are added to the vehicles and used for providing real-time relative data of the vehicles. When the industrial personal computers of the vehicles compute the braking force, different braking force can be provided for the vehicles at different terrains according to parameters of uphill and downhill gravity and turning friction and the like of the vehicles, and thereby the vehicles of the train can be uniform in braking rate in any line, impulsion of the train is reduced, transport quality is improved, and driving safety can be guaranteed.
Description
Technical field
The present invention relates to system and the method thereof of a kind of rolling stock according to physical features nonstick system of control power.
Background technology
General train length head is made up of locomotive and vehicle.During train braking, send a speed-slackening signal that value is arranged by locomotive, pass to each vehicle, each car brakeing machine is according to the brake cylinder air pressure size of this car of control signal value control.Present technology can have been accomplished basically on straight circuit, the braking ratio basically identical of each car, and just train is at glancing impact, and each vehicle deceleration reaches unanimity basically.But,, on the circuit of complicacy, the part vehicle usually can occur and go up a slope when the train freight train of particularly growing up; And the part vehicle is just at descending, the situation that also has the part vehicle turning, and existing control method is not considered influences such as vehicle uphill/downhill gravity and curve friction, therefore; During train braking, the actual braking ratio of each vehicle will be inconsistent, causes train to impact each other in this case; Influence shipping mass, when serious, the serious accident of disconnected hook and derailing can occur.
Summary of the invention
Goal of the invention of the present invention is: the problem to above-mentioned existence provides a kind of rolling stock nonstick system of control power system and method thereof that can make train on any route, realize each car brakeing rate basically identical.
Technical scheme of the present invention is achieved in that a kind of rolling stock nonstick system of control power system; It is characterized in that: comprise the gravity ball sensor, service direction determining device and the speed sensor that are arranged on each vehicle; Said gravity ball sensor, service direction determining device and speed sensor are connected with the industrial computer of corresponding car brakeing machine respectively, and said industrial computer is connected with brake cylinder through electromagnetic valve.
A kind of method of rolling stock automatic guidance braking force: it is characterized in that: may further comprise the steps:
A), utilize the gravity ball sensor, detect the vertical and horizontal angle of inclination of vehicle automatically, utilize the service direction determining device to judge the direction of vehicle operating this moment, and to the industrial computer input electrical signal of brake;
B), the Vehicle Speed and the related data parameter measured through step a) this moment surveyed according to car brakeing force signal progression, through speed sensor of industrial computer, go out the actual braking force that this vehicle moment needs by the good calculated with mathematical model of prior foundation;
C), industrial computer is according to this vehicle actual braking force of calculating, controls this car brakeing cylinder rapidly through electromagnetic valve and reaches relevant pressure, accomplish this vehicle braked;
D), after the residing physical features of vehicle changes; The different pieces of information that industrial computer provides according to gravity ball sensor, service direction determining device and speed sensor on the vehicle; Recomputate the actual braking force that this moment, vehicle needed through math modeling, corresponding braking force is provided according to the vehicle that is not all of physical features.
The present invention is utilized on each vehicle increases gravity ball sensor, service direction determining device and speed sensor, detects the vertical and horizontal angle of inclination of each vehicle automatically through the gravity ball sensor, and the service direction determining device is judged the vehicle operating direction; Speed sensor detection vehicle moving velocity, therefore, when each vehicle industrial computer calculates braking force; Can be according to parameters such as each vehicle uphill/downhill gravity and curve friction this moment; To the vehicle that is in different physical features different braking forces is provided, thereby makes each vehicle of train braking ratio on any circuit consistent, reduce slack action; Improve the transportation quality, guarantee traffic safety.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is done detailed explanation.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
As shown in Figure 1; A kind of rolling stock nonstick system of control power system; Comprise the gravity ball sensor, service direction determining device and the speed sensor that are arranged on each vehicle; Said gravity ball sensor, service direction determining device and speed sensor are connected with the industrial computer of corresponding car brakeing machine respectively, and said industrial computer is connected with brake cylinder through electromagnetic valve.Wherein, the gravity ball sensor is meant the weight sensor that utilizes gravity ball principle to form.
A kind of method of rolling stock automatic guidance braking force: may further comprise the steps:
A), utilize the gravity ball sensor, detect the vertical and horizontal angle of inclination of vehicle automatically, utilize the service direction determining device to judge the direction of vehicle operating this moment, and to the industrial computer input electrical signal of brake;
B), the Vehicle Speed and the related data parameter measured through step a) this moment surveyed according to car brakeing force signal progression, through speed sensor of industrial computer, go out the actual braking force that this vehicle moment needs by the good calculated with mathematical model of prior foundation;
C), industrial computer is according to this vehicle actual braking force of calculating, controls this car brakeing cylinder rapidly through electromagnetic valve and reaches relevant pressure, accomplish this vehicle braked;
D), after the residing physical features of vehicle changes; The different pieces of information that industrial computer provides according to gravity ball sensor, service direction determining device and speed sensor on the vehicle; Recomputate the actual braking force that this moment, vehicle needed through math modeling, corresponding braking force is provided according to the vehicle that is not all of physical features.
The present invention utilizes the gravity ball sensor, detect automatically each vehicle the vertical and horizontal angle of inclination and this moment vehicle gravity, simultaneously through the service direction determining device; Judge the vehicle operating direction; And to the industrial computer input electrical signal of brake, industrial computer is again according to braking force of train signal progression, parameters such as Vehicle Speed; Go out the actual braking force that this vehicle moment needs by the good calculated with mathematical model of prior foundation, control this car brake cylinder rapidly through electromagnetic valve and reach relevant pressure.After the residing physical features of vehicle changed, industrial computer calculated again, and car brakeing power is respective change again, renewed so eventually.
Because this method considered influences such as vehicle uphill/downhill gravity and curve friction, therefore can each vehicle of automatic guidance train braking ratio on any circuit consistent, reduce slack action, improve the transportation quality, the assurance traffic safety.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. rolling stock nonstick system of control power system; It is characterized in that: comprise the gravity ball sensor, service direction determining device and the speed sensor that are arranged on each vehicle; Said gravity ball sensor, service direction determining device and speed sensor are connected with the industrial computer of corresponding car brakeing machine respectively, and said industrial computer is connected with brake cylinder through electromagnetic valve.
2. the method for a rolling stock automatic guidance braking force: it is characterized in that: may further comprise the steps:
A), utilize the gravity ball sensor, detect the vertical and horizontal angle of inclination of vehicle automatically, utilize the service direction determining device to judge the direction of vehicle operating this moment, and to the industrial computer input electrical signal of brake;
B), the Vehicle Speed and the related data parameter measured through step a) this moment surveyed according to car brakeing force signal progression, through speed sensor of industrial computer, go out the actual braking force that this vehicle moment needs by the good calculated with mathematical model of prior foundation;
C), industrial computer is according to this vehicle actual braking force of calculating, controls this car brakeing cylinder rapidly through electromagnetic valve and reaches relevant pressure, accomplish this vehicle braked;
D), after the residing physical features of vehicle changes; The different pieces of information that industrial computer provides according to gravity ball sensor, service direction determining device and speed sensor on the vehicle; Recomputate the actual braking force that this moment, vehicle needed through math modeling, corresponding braking force is provided according to the vehicle that is not all of physical features.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103626738A CN102431531A (en) | 2011-11-16 | 2011-11-16 | System and method of automatic braking force control for railway vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103626738A CN102431531A (en) | 2011-11-16 | 2011-11-16 | System and method of automatic braking force control for railway vehicles |
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| Publication Number | Publication Date |
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| CN102431531A true CN102431531A (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2011103626738A Pending CN102431531A (en) | 2011-11-16 | 2011-11-16 | System and method of automatic braking force control for railway vehicles |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923018A (en) * | 2016-05-24 | 2016-09-07 | 株洲中车时代电气股份有限公司 | Power distribution type train constant-speed centralized control method |
| CN111051164A (en) * | 2017-08-31 | 2020-04-21 | 克诺尔轨道车辆系统有限公司 | Method and device for ascertaining actual values of a rail vehicle relating to braking for carrying out deceleration-regulated braking using a distributed sensor system |
| WO2024077643A1 (en) * | 2022-10-10 | 2024-04-18 | 中车制动系统有限公司 | Asynchronous braking control method and system for train |
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| CN1935571A (en) * | 2005-09-23 | 2007-03-28 | 通用汽车环球科技运作公司 | Anti-rollback control for hybrid and conventional powertrain vehicles |
| CN102029923A (en) * | 2009-09-24 | 2011-04-27 | 西门子公司 | Rail vehicle with single wheel drives |
| JP2011093332A (en) * | 2009-10-27 | 2011-05-12 | Railway Technical Res Inst | Rail brake system and method for controlling rail brake |
| CN202378852U (en) * | 2011-11-16 | 2012-08-15 | 四川制动科技股份有限公司 | Automatic control brake force system for railway vehicle |
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2011
- 2011-11-16 CN CN2011103626738A patent/CN102431531A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935571A (en) * | 2005-09-23 | 2007-03-28 | 通用汽车环球科技运作公司 | Anti-rollback control for hybrid and conventional powertrain vehicles |
| CN102029923A (en) * | 2009-09-24 | 2011-04-27 | 西门子公司 | Rail vehicle with single wheel drives |
| JP2011093332A (en) * | 2009-10-27 | 2011-05-12 | Railway Technical Res Inst | Rail brake system and method for controlling rail brake |
| CN202378852U (en) * | 2011-11-16 | 2012-08-15 | 四川制动科技股份有限公司 | Automatic control brake force system for railway vehicle |
Non-Patent Citations (1)
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| 童海涛: "重载组合列车异步制动控制技术的研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923018A (en) * | 2016-05-24 | 2016-09-07 | 株洲中车时代电气股份有限公司 | Power distribution type train constant-speed centralized control method |
| CN105923018B (en) * | 2016-05-24 | 2018-08-21 | 株洲中车时代电气股份有限公司 | A kind of dynamic dispersivity train constant speed centralized control method |
| CN111051164A (en) * | 2017-08-31 | 2020-04-21 | 克诺尔轨道车辆系统有限公司 | Method and device for ascertaining actual values of a rail vehicle relating to braking for carrying out deceleration-regulated braking using a distributed sensor system |
| CN111051164B (en) * | 2017-08-31 | 2022-05-31 | 克诺尔轨道车辆系统有限公司 | Method and device for ascertaining actual values of a train set related to braking |
| WO2024077643A1 (en) * | 2022-10-10 | 2024-04-18 | 中车制动系统有限公司 | Asynchronous braking control method and system for train |
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Application publication date: 20120502 |