CN109443808A - A kind of vehicle braking intelligence pilot system interface arrangement - Google Patents
A kind of vehicle braking intelligence pilot system interface arrangement Download PDFInfo
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- CN109443808A CN109443808A CN201811159645.4A CN201811159645A CN109443808A CN 109443808 A CN109443808 A CN 109443808A CN 201811159645 A CN201811159645 A CN 201811159645A CN 109443808 A CN109443808 A CN 109443808A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- Electric Propulsion And Braking For Vehicles (AREA)
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Abstract
The present invention relates to a kind of vehicle braking intelligence pilot system interface arrangements, the interface arrangement is used for train air retardation test system, including brake electronic simulation system (1), control for brake simulation system (2), brake experiment system (3) and sensing system (4), the brake electronic simulation system (1) issues braking or mitigation signal to control for brake simulation system (2), control for brake simulator (2) control brake experiment system (3) makes it brake or alleviate train later, the sensing system (4) is for the braking on brake experiment system (3) or alleviates the acquisition of process testing data, and test data feedback is subjected to data processing and analysis into brake electronic simulation system (1).Compared with prior art, the present invention have many advantages, such as efficient, adaptable, structure simplify, measurement point mostly with data it is complete, have a wide range of application.
Description
Technical field
The present invention relates to train air retardation test system regions, test system more particularly, to a kind of vehicle braking intelligence
System interface arrangement.
Background technique
Railway rolling stock brake machine quantity is various in style, and existing Train Braking Test System is difficult to adapt to different type system
Motivation test, it is higher and higher to train braking requirement as train heavy duty and speed-raising require, the development of long train, it needs
Reinforce braking system performance test assessment；The brake model of domestic and international Novel cargo train configuration is more and more, needs not
Disconnected transformation and construction new test equipment.It is that brake substantial amounts, test point and data are numerous that train braking, which tests outstanding feature,
It is more, existing testing equipment is transformed and construction new equipment long period, investment are huge, has been difficult to meet the survey of train braking performance
Examination, security reliability assessment.
Therefore there is an urgent need to adaptable pilot systems, and using intellectualized technology, development can be more different than wide adaptation
The vehicle braking intelligence pilot system interface arrangement of standard, different type, different grades of train braking system performance test,
Retardation test is carried out in conjunction with brake experiment system in kind, assesses influence factor related with train braking system performance, including
Component, technical data have wide adaptability to the impact effect of each technical indicator of train braking.
Adaptable pilot system specifically include that 1) established in computer a set of simulating brake process and performance,
The number braking simulation model for adapting to multiple types brake, establishes braking TT&C system and data processing system and man-machine boundary
Vehicle braking intelligence is established by brake electronic simulation system and the joining hardware interface of brake experiment system in kind in face
Change pilot system；2) by the control for brake simulator of simulation train brake control, to a small number of vehicle material object brakes of connection
Braking process performance data collection and statistical analysis, amendment number braking simulation model, form new brake electronic simulation system.
It is linked up by vehicle braking intelligence pilot system interface arrangement and a small amount of brake in kind, it is more to form kind
And Train Braking Test System that can be carried out data processing and the new operating condition of simulation.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of vehicle braking intelligence
Change pilot system interface arrangement.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of vehicle braking intelligence pilot system interface arrangement, the interface arrangement are used for train air retardation test system
System, including brake electronic simulation system, control for brake simulation system, brake experiment system and sensing system, the system
Dynamic electronic simulation system issues braking or mitigation signal to control for brake simulation system, the system of control for brake simulator control later
Motivation pilot system makes it brake or alleviate train, and the sensing system is for the system in brake experiment system
Dynamic or alleviation process testing data acquisition, and test data feedback is subjected to data processing into brake electronic simulation system and is divided
Analysis, and modified braking or mitigation signal are issued to control for brake simulation system for foundation with the result for handling and analyzing,
Feedback control loop is realized with this.Four systems are linked up, formation can adapt to different type brake performance test extensively
It is required that and simulate the Train Braking Test System of new operating condition, realize Train Air Brake System Performance Evaluation and technology analysis examination
It tests.Electronic simulation system receives the relevant elementary instruction of the retardation test to be executed, and is calculated by Simulation of Brake model data
With the control strategy in execution intelligent control program, the accurate train braking pipeline atmospheric pressure that controls realizes that inflation alleviation, braking are made
With.
Further, the brake experiment system includes auxiliary reservoir, braking cylinder, work cylinder, air slide valve
And dust arrester, the auxiliary reservoir, braking cylinder and work cylinder pass through braking gas path pipe and are connected on air slide valve,
Pass through first after dust arrester is dusted for the compressed air of simulating brake signal and power and flows at air slide valve, it is empty
Gas distributing valve according to preset pressure to auxiliary reservoir, braking cylinder and work cylinder convey compressed air, by auxiliary reservoir,
The cooperation of cylinder and the cylinder each section that works is braked so that train is realized specific braking or alleviated.
Further, the sensing system includes pressure sensor and flow sensor, the pressure sensor
On braking gas path pipe junction, auxiliary reservoir, braking cylinder and work cylinder in brake experiment system, the stream
Quantity sensor is set on the output pipe of control for brake simulation system, and the pressure sensor is also set on equalizing reservoir and makes
The input of motivation pilot system pipeline originates end position.
Further, the brake electronic simulation system includes data processing centre, braking microcomputer control unit sum number
According to acquisition unit, the data acquisition unit is used to for the data that pressure sensor and flow sensor obtain being acquired,
Later data acquisition unit by the data transmission of acquisition at data processing centre, processing center to the data received at
The target pressure value of Simulation of Brake model is obtained after reason, analysis and calculating, braking microcomputer control unit connects from data processing centre
Receive the braking issued after the target pressure value of Simulation of Brake model to control for brake simulation system or mitigation signal.
Further, the data processing centre is made of multiple server level CPU, and the data acquisition unit is used
The digital quantity needed for simulation input amount is converted into microsystem, so as to cpu i/f, the braking microcomputer control unit
To brake microcomputer control unit based on intelligent pulse width modulated.
Further, the control for brake simulator includes loading line, solenoid valve, equalizing reservoir, relay valve, storage
Cylinder and wind regime, the compressed air that the wind regime generates first flow through storage cylinder and carry out pressure stabilizing and storage pressure, flow to respectively later
Relay valve and equalizing reservoir, the braking or mitigation signal that the microcomputer control unit is issued to solenoid valve, with this electric signal pair
The on-off of solenoid valve is controlled, and the on-off of solenoid valve is controlled to flowing to equalizing reservoir compressed air by solenoid valve, is made
The internal pressure variation of equalizing reservoir is obtained, the compressed air inside equalizing reservoir flows to relay valve and forms pneumatic control to relay valve
System, and then control relay valve completion and brake experiment system is carried out to fill row's compressed air, it is the braking of brake experiment system
Or alleviates and power is provided.
With regard to the model aspect of entire pilot system interface arrangement, the model system of core is train brake control model, institute
The train brake control model stated is transmitted according to the brake apparatus repeatability of each car, train pipeline fluid in train braking system
It is built up in terms of rule and fluid matasomatism principle three.Different marshalings and each position of train are simulated using brake electronic simulation system
The braking pressure signal set is obtained true each position vehicle braking or is alleviated and tested to control brake experiment system with this
Data, through sensor system signals acquisition feedback into brake electronic simulation system, real-time verification or amendment Simulation of Brake mould
Type.
Compared with prior art, the invention has the following advantages that
1, vehicle braking intelligence pilot system interface arrangement includes software interface, that is, passes through digitlization braking simulation softward
System realizes true control system, and analog is under different working conditions, the test of train different location vehicle braking performances
Realize that virtual train Simulation of Brake model and the combination of brake in kind create condition.
2, vehicle braking intelligence pilot system interface arrangement includes hardware interface, by establishing brake electronic simulation system
With control for brake simulator, brake experiment system in combination relationship, virtual and prototype system can be made to link up, form kind
Train Braking Test System that is more and can be carried out data processing and the new operating condition of simulation, carries out train braking system
Performance Evaluation and technology analysis test.
3, number braking simulation model in brake electronic simulation system, it is relatively stable to be divided into structure for train braking system
, control brake signal train air pipe system module and internal structure complexity the big functional module of bicycle brake two, with
And the function group of reflection correlation.Brake electronic simulation system issues brake signal after simulation calculating, is made by control
Dynamic control simulator carries out different form, the braking of different stage or alleviation test, and can simulate train braking system
Middle different location vehicle brake conduit air pressure change tests the brake performance of different marshaling different locations, realizes vehicle
It brakes intelligent pilot system and brakes information connection between each component.
4, brake experiment system receives the braking instruction that control for brake simulator is sent, and carries out brake performance in kind
Test, and the test data of acquisition is fed back by data transmission channel into brake electronic simulation system, progress data analysis,
Digital Simulation of Brake model is modified, Novel brake machine performance test research is adapted to.
5, vehicle braking intelligence pilot system interface arrangement is provided with multiple sensors in air pipe system, realizes
The technical data of each functional module of brake is measured, and the variation of the different phase brake pressure of train braking can be analyzed, is convenient for
Analysis is optimized to brake structure.
6, the interface arrangement of vehicle braking intelligence pilot system is, it can be achieved that Simulation of Brake model calculation and a large amount of multipoints
The acquisition of dynamic test data, manipulation control for brake simulator are hung together with brake experiment system in kind, change technical parameter in due course,
Investigate analysis braking system performance.
Detailed description of the invention
Fig. 1 is vehicle braking intelligence pilot system interface arrangement composition figure in the present invention；
Fig. 2 is the structural schematic diagram of brake experiment system in the present invention；
Fig. 3 is the structural schematic diagram of control for brake simulation system in the present invention；
Fig. 4 is the structural schematic diagram of brake electronic simulation system in the present invention；
Fig. 5 is the sensor composition and the location drawing that data are acquired in the present invention.
In figure: 1, brake electronic simulation system, 2, control for brake simulation system, 3, brake experiment system, 4, sensor
System, 11, data processing centre, 12, braking microcomputer control unit, 13, data acquisition unit, 21, loading line, 22, electromagnetism
Valve, 23, equalizing reservoir, 24, relay valve, 25, storage cylinder, 26 and wind regime, 31, auxiliary reservoir, 32, braking cylinder, 33, work wind
Cylinder, 34, air slide valve, 35 and dust arrester, 41, equalizing reservoir pressure sensor, 42, train tube pressure sensor, 43, stream
Quantity sensor, 44, bicycle brake branch pipe pressure sensor, 45, auxiliary reservoir pressure sensor, 46, brake-cylinder pressure sensor 47,
Work cylinder pressure sensor.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
Kind vehicle braking intelligence pilot system interface arrangement, the interface arrangement are used for train air retardation test system,
Referring to Fig. 1, including brake electronic simulation system 1, control for brake simulation system 2, brake experiment system 3 and sensing system 4,
Brake electronic simulation system 1 includes data processing centre 11, braking microcomputer control unit 12 and data acquisition unit 13, at data
Reason center 11 is made of multiple server level CPU, and the data acquisition unit 13 is used to simulation input amount being converted into microcomputer
Digital quantity needed for system, so as to cpu i/f, the braking microcomputer control unit 12 be based on intelligent pulse width modulated
Brake microcomputer control unit 12.Control for brake simulator 2 includes loading line 21, solenoid valve 22, equalizing reservoir 23, relay valve
24, cylinder 25 and wind regime 26 are stored up, referring to Fig. 3.Brake experiment system 3 includes auxiliary reservoir 31, braking cylinder 32, work cylinder
33, air slide valve 34 and dust arrester 35, the auxiliary reservoir 31, braking cylinder 32 and work cylinder 33 pass through braking gas circuit
Pipeline is connected on air slide valve 34.The pressure sensor is set to the braking gas path pipe in brake experiment system 3
On junction, auxiliary reservoir 31, braking cylinder 32 and work cylinder 33, the flow sensor 43 is set to control for brake simulation system
On the output pipe of system 2.
It is main during carrying out practically comprising the following three steps:
One, brake electronic simulation system 1 issues braking or mitigation signal to control for brake simulation system 2.Wherein, data are adopted
The data that pressure sensor and flow sensor 43 obtain for being acquired by collection unit 13, and data acquisition unit 13 will later
The data transmission of acquisition is at data processing centre 11, and referring to fig. 4, processing center 11 handles the data received, divides
The target pressure value of Simulation of Brake model is obtained after analysis and calculating, braking microcomputer control unit 12 is received from data processing centre 11
The braking issued after to the target pressure value of Simulation of Brake model to control for brake simulation system 2 or mitigation signal.
Two, control for brake simulator 2, which controls brake experiment system 3, makes it brake or alleviate train.Wherein,
The compressed air that wind regime 26 generates first flows through storage cylinder 25 and carries out pressure stabilizing and storage pressure, flows to relay valve 24 and equilibrium respectively later
Cylinder 23, the braking or mitigation signal that the microcomputer control unit 12 is issued to solenoid valve 22, with this electric signal to solenoid valve
22 on-off is controlled, referring to Fig. 3, the on-off of solenoid valve 22 to by solenoid valve 22 flow to 23 compressed air of equalizing reservoir into
Row control, so that the internal pressure of equalizing reservoir 23 changes, the compressed air inside equalizing reservoir 23 flows to relay valve 24 and right
Relay valve 24 forms pneumatic control, and then controls the completion of relay valve 24 and carry out filling row's compressed air to brake experiment system 3, is
Offer power is alleviated in the braking of brake experiment system 3.Compressed air for braking passes through dust arrester 35 first and is removed
Flowed to after dirt at air slide valve 34, air slide valve 34 according to preset pressure to auxiliary reservoir 31, braking cylinder 32
Compressed air is conveyed with work cylinder 33, referring to fig. 2, passes through auxiliary reservoir 31, braking cylinder 32 and 33 each section of cylinder that works
Cooperation is so that train is realized specific braking or alleviated.
Three, sensing system 4 is acquired the test data of train brake pipe road.Referring to Fig. 5, wherein equalizing reservoir
Pressure sensor 41, train tube pressure sensor 42, flow sensor 43, bicycle brake branch pipe pressure sensor 44, auxiliary reservoir
Pressure sensor 45, brake-cylinder pressure sensor 46 and work cylinder pressure sensor 47 are respectively by the pressure or flow of corresponding position
Information is acquired, and sends sensor integrator 48 to, later by test data feedback into brake electronic simulation system 1 into
Row data processing and analysis, and be modified according to being issued to control for brake simulation system 2 with the result for handling and analyzing
Braking or mitigation signal, realize feedback control loop with this.
Claims (7)
1. a kind of vehicle braking intelligence pilot system interface arrangement, which is used for train air retardation test system,
It is characterised in that it includes brake electronic simulation system (1), control for brake simulation system (2), brake experiment system (3) and biography
Sensor system (4), the brake electronic simulation system (1) issue braking or mitigation signal to control for brake simulation system (2),
Control for brake simulator (2) control brake experiment system (3) makes it brake or alleviate train later, the biography
Sensor system (4) is for the braking on brake experiment system (3) or alleviates the acquisition of process testing data, and test data is anti-
Be fed in brake electronic simulation system (1) and carry out data processing and analysis, and with the result that handles and analyze for according to
Control for brake simulation system (2) issues modified braking or mitigation signal, realizes feedback control loop with this.
2. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 1, which is characterized in that described
Brake experiment system (3) includes auxiliary reservoir (31), braking cylinder (32), work cylinder (33), air slide valve (34) sum aggregate
Dirt device (35), the auxiliary reservoir (31), braking cylinder (32) and work cylinder (33) are connected to by braking gas path pipe
On air slide valve (34), pass through first after dust arrester (35) is dusted for the compressed air of simulating brake signal and power
Flow at air slide valve (34), air slide valve (34) according to preset pressure to auxiliary reservoir (31), braking cylinder
(32) and work cylinder (33) conveys compressed air.
3. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 2, which is characterized in that described
Sensing system (4) includes pressure sensor and flow sensor (43), and the pressure sensor is set to brake experiment system
On braking gas path pipe junction, auxiliary reservoir (31), braking cylinder (32) and work cylinder (33) in system (3), the stream
Quantity sensor (43) is set on the output pipe of control for brake simulation system (2).
4. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 1, which is characterized in that described
Brake electronic simulation system (1) includes data processing centre (11), braking microcomputer control unit (12) and data acquisition unit
(13), the data acquisition unit (13) is used to adopt the data that pressure sensor and flow sensor (43) obtain
Collection, data acquisition unit (13) by the data transmission of acquisition to data processing centre (11), dock by processing center (11) later
The data received obtain the target pressure value of Simulation of Brake model after being handled, analyzed and being calculated, brake microcomputer control unit
(12) it is sent out after the target pressure value that data processing centre (11) receives Simulation of Brake model to control for brake simulation system (2)
Braking or mitigation signal out.
5. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 4, which is characterized in that described
Data processing centre (11) is made of multiple server level CPU, and the data acquisition unit (13) is used for simulation input amount
Digital quantity needed for being converted into microsystem, so as to cpu i/f, the braking microcomputer control unit (12) be based on intelligence
Pulse width modulating brake microcomputer control unit (12).
6. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 4, which is characterized in that described
Control for brake simulator (2) includes loading line (21), solenoid valve (22), equalizing reservoir (23), relay valve (24), storage cylinder
(25) it first flows through storage cylinder (25) with wind regime (26), the compressed air that the wind regime (26) generates and carries out pressure stabilizing and storage pressure,
Flow to relay valve (24) and equalizing reservoir (23) respectively later, the microcomputer control unit (12) is issued to solenoid valve (22)
Braking or mitigation signal, are controlled with on-off of this electric signal to solenoid valve (22), and the on-off of solenoid valve (22) is to passing through electricity
Magnet valve (22) flows to equalizing reservoir (23) compressed air and is controlled, so that the internal pressure of equalizing reservoir (23) changes, it is balanced
The internal compressed air of cylinder (23) flows to relay valve (24) and forms pneumatic control to relay valve (24), and then controls relay valve
(24) it completes that brake experiment system (3) is carried out filling row's compressed air, is mentioned for the braking or alleviation of brake experiment system (3)
For power.
7. a kind of vehicle braking intelligence pilot system interface arrangement according to claim 3, which is characterized in that described
Pressure sensor is also set to the input starting end position of equalizing reservoir (23) and brake experiment system (3) upper pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159645.4A CN109443808B (en) | 2018-09-30 | 2018-09-30 | Vehicle brake intelligent test system interface device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159645.4A CN109443808B (en) | 2018-09-30 | 2018-09-30 | Vehicle brake intelligent test system interface device |
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| CN109443808B CN109443808B (en) | 2020-10-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110104A (en) * | 2021-04-25 | 2021-07-13 | 同济大学 | Intelligent cascade test system for braking of single marshalling train |
| CN114459781A (en) * | 2022-01-18 | 2022-05-10 | 同济大学 | Intelligent train dynamic braking test system and application thereof |
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