CN105459989B - A kind of urgent traction mode Train traction braking control method - Google Patents
A kind of urgent traction mode Train traction braking control method Download PDFInfo
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- CN105459989B CN105459989B CN201510821354.7A CN201510821354A CN105459989B CN 105459989 B CN105459989 B CN 105459989B CN 201510821354 A CN201510821354 A CN 201510821354A CN 105459989 B CN105459989 B CN 105459989B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/1701—Braking or traction control means specially adapted for particular types of vehicles
- B60T8/1705—Braking or traction control means specially adapted for particular types of vehicles for rail vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
Abstract
The present invention discloses a kind of urgent traction mode Train traction braking control method, and step includes：1）Structure is electrically connected with braking executive device, traction executive device respectively with brake control module, the central control system of traction control module, and by central control system, and is connected with train rigid line in advance, and foundation obtains urgent traction mode control system；2）When network failure is in urgent traction mode in train, central control system is accessed into train rigid line, the control instruction of train is received from train rigid line, if performing step 3 wherein receiving traction instruction and being transferred to）Step 4 is performed if receiving braking instruction and being transferred to）；3）Start the control of traction control module and perform traction；4）Start brake control module, the control of traction control module performs the empty composite braking of electricity.The advantages of present invention is with can accurately perform braking when implementation method is simple, train is in malfunction, and be able to carry out electric empty composite braking mode.
Description
Technical field
The present invention relates to the control technology field of the urgent traction mode of train, more particularly to a kind of urgent traction mode are following
Car traction braking control method.
Background technology
Traditional rail transit train traction braking control system, is by traction control system by multifunctional vehicle bus
Each intelligent cell that system, braking control system decile are distributed in whole train is coupled to a train network, networked control system of the train
System carries out information exchange by vehicle bus with each subsystem being connected.
As shown in Figure 1, conventional train traction braking control system is transmitted based on network control data, train control system
Using the control mode of Network Priority, by rigid line control as spare；When train network communication is normal, pass through band driver's control room
The network control system of vehicle gather traction, the braking that driver controller or train signal system are sent as main control unit
Order and level bit instruction, and the network control system of remaining vehicle unit is sent to by train network, and complete the vehicle
Traction and control for brake.Form of train formation based on conventional train traction braking control system is as shown in Fig. 2, pass through train net
The information of every section vehicle traction, control for brake is fed back to the network control system of the vehicle with driver's control room, realization pair by network
The logic control of permutation car, train function for monitoring and train diagnostic function；In order to ensure under multifunctional vehicle bus fault condition, row
Car can continue to run to the next stop, and train is provided with urgent traction button, driver can by operate urgent traction button come
Into urgent traction mode, when train is in urgent traction mode, pull-in control system, braking control system are hard by receiving
The instruction of line and rigid line coding level realize traction and the control for brake of train.
As shown in figure 3, conventional train traction braking control system is when train is in urgent traction mode, traction control system
System, braking control system ignore the network signal of multifunctional vehicle bus, only pass through the instruction for receiving rigid line and rigid line code level
Traction and the control for brake of train are realized in position, but to have lacked multifunctional vehicle total due to pull-in control system and braking control system
The network signal of line interacts, thus the conventional train traction braking control system based on network data transmission is promptly being drawn
Empty electric composite braking mode can not be used under pattern so that electric braking can not be played, and air damping can only be used, have impact on row
The braking ability of car.
The content of the invention
The technical problem to be solved in the present invention is that：For technical problem existing in the prior art, the present invention provides one
Braking can be accurately performed when kind implementation method is simple, train is in malfunction, and is able to carry out electric empty composite braking mode
Urgent traction mode Train traction braking control method.
In order to solve the above technical problems, technical solution proposed by the present invention is：
A kind of urgent traction mode Train traction braking control method, step include：
1）Structure, which has to be used to control, in advance performs the brake control module of electricity sky composite braking, for controlling trailer system
It is middle traction executive device traction control module central control system, and by the central control system respectively with braking system
Middle braking executive device, the traction executive device electrical connection, and be connected with train rigid line, foundation obtains promptly drawing mould
Formula control system；
2）When network failure enters urgent traction mode in train, the central control system is switched to access
Train rigid line, receives traction, the braking instruction of train from the train rigid line, if wherein receiving traction instruction is transferred to execution
Step 3）Step 4 is performed if receiving braking instruction and being transferred to）；
3）Start the traction control module, traction is performed by the traction control module control traction executive device
Operation；
4）Start the brake control module, traction control module, by the brake control module, traction control module point
The braking executive device, traction executive device is not controlled to perform the empty composite braking operation of electricity.
As a further improvement on the present invention：The step 2）In specifically using fixed traction level control it is described traction hold
Luggage puts execution draw operations；The step 3）In specific the braking executive device, traction are controlled using fixed braking level
Executive device performs the empty composite braking operation of electricity.
As a further improvement on the present invention, the step 3）Concretely comprise the following steps：Start the traction control module, by
The traction control module reception traction instruction, and instructed to described and led according to the corresponding traction control of the traction instruction transmission
Draw executive device, to control the traction executive device to perform corresponding draw operations.
As a further improvement on the present invention, the step 4）Concretely comprise the following steps：
4.1）Start the brake control module, traction control module；
4.2）Braking instruction is received by the brake control module, and the traction control is passed through according to the braking instruction
Module send electric braking control instruction to draw executive device and according to the braking instruction send air damping apply instruction
The extremely braking executive device, to control the traction executive device to perform electric braking, braking executive device execution air damping,
Complete the empty composite braking of electricity.
As a further improvement on the present invention, the step 4.2）Concretely comprise the following steps：
4.21）Braking instruction, electric braking force, air damping power needed for calculating, by institute are received by the brake control module
Electric braking force is needed to produce corresponding electric braking control instruction, required air damping power produces corresponding air damping and applies instruction；
4.22）The brake control module is sent the electric braking control instruction to institute by the traction control module
State traction executive device and the air damping is directly applied into instruction and send to the braking executive device.
As a further improvement on the present invention, the step 4）Braking set-up procedure is further included, is concretely comprised the following steps：The system
Dynamic control module receives the traction executive device respectively, the Brake feedback signal of braking executive device calculates the reality currently applied
Border brake force, adjusts the electric braking control instruction, air damping applies instruction according to the actual braking force being calculated.
Compared with prior art, the advantage of the invention is that：
1）Urgent traction mode Train traction braking control method of the invention, control for brake is integrated with by building in advance
Module, the central control system of traction control module simultaneously form urgent traction mode control system, are had concurrently by central control system
Traction, brake control function, when train breaks down into urgent traction mode, can ignore the net of multifunctional vehicle bus
Network signal, and traction, braking are performed by being directly controlled after the traction of train control cables, braking instruction by central control system,
Ensure that train still can accurately perform traction, braking under urgent traction mode, simultaneously because central control system and system
It is dynamic to be directly controlled between control module, traction control module by electrical connection, without controlling data relay to transmit, it is thus possible to
The empty composite braking of electricity is performed, gives full play to electric braking and air damping power, braking control of the lifting train under urgent traction mode
Performance processed；
2）Tractor-trailer train traction braking control method under emergency mode of the present invention, is further calculated by electric empty mixing control
After required electric braking force, air damping power, directly control braking executive device, traction executive device applies brake force, without
Network signal can control at the same time performs electric braking and air damping, so as to accurately perform electricity under urgent traction mode
Empty composite braking；
3）Tractor-trailer train traction braking control method under emergency mode of the present invention, is further wrapped during electricity sky composite braking
Braking set-up procedure is included, the electric braking control instruction is adjusted according to the actual braking force being calculated, air damping applies and refers to
Order, the real-time status fed back between central control system and braking executive device and traction executive device by electric signal line
Closed-loop control is formed, so that control for brake is more accurate.
Brief description of the drawings
Fig. 1 is the principle schematic diagram of traditional train traction brake system based on network data transmission.
Fig. 2 is the marshalling principle schematic of traditional train traction brake system based on network data transmission.
Fig. 3 is control principle schematic diagram of the conventional train traction braking system under urgent traction mode.
Fig. 4 is that the present embodiment urgent traction mode Train traction braking control method realizes flow diagram.
Fig. 5 is the structural representation for the traction braking control system that the present embodiment train traction brake control method is established
Figure.
Fig. 6 is the train marshalling list principle schematic of the present embodiment train traction brake control method.
Fig. 7 is control principle schematic diagram of the present embodiment traction braking control system under urgent traction mode.
Fig. 8 is the specific implementation flow diagram of electricity sky composite braking in the present embodiment train traction brake control method.
Marginal data：1st, central control system；11st, network control module；12nd, brake control module；13rd, traction control mould
Block；2nd, braking executive device；3rd, executive device is drawn.
Embodiment
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
Limit the scope of the invention.
As shown in figure 4, the urgent traction mode Train traction braking control method of the present embodiment, step include：
1）Structure, which has, in advance performs the brake control module 12 of electricity sky composite braking for controlling, for control traction system
In system draw executive device 3 traction control module 13 central control system 1, and by central control system 1 respectively with braking
Braking executive device 2, traction executive device 3 are electrically connected, and are connected with train rigid line in system, and foundation is promptly drawn
Schema control system；
2）When network failure enters urgent traction mode in train, central control system 1 is accessed into train rigid line,
Traction, the braking instruction of train are received from train rigid line, if performing step 3 wherein receiving traction instruction and being transferred to）If receive
It is transferred to braking instruction and performs step 4）；
3）Start traction control module 13, control traction executive device 3 to perform draw operations by traction control module 13；
4）Start brake control module 12, traction control module 13, divided by brake control module 12, traction control module 13
Not Kong Zhi braking executive device 2, traction executive device 3 perform electric empty composite braking operation.
The present embodiment establishes traction braking control system as shown in figure 5, including central control system 1 and respectively with
Braking executive device 2, the traction executive device 3 of the electrical connection of control system 1 are entreated, central control system 1 includes holding for control
The brake control module 12 of the empty composite braking of row electricity, the traction control module 13 for controlling traction executive device 3, center control
System 1 is connected with Train Communication Network, train rigid line respectively, and the central control system 1 in each vehicle unit of train passes through row
Car communication network carries out data interaction；Central control system 1 electrically connects with braking executive device 2, traction executive device 3 respectively
Connect, by electrical command to braking executive device 2, traction executive device 3 directly control, eliminate central control system 1 with
Data transmission delay between braking executive device 2, traction executive device 3, ensures braking executive device 2, traction executive device 3
It can timely respond to braking instruction.
When train is in normal condition, the traction of the real-time reception train from Train Communication Network of central control system 1, system
Dynamic instruction, control respectively by brake control module 12, traction control module 13 braking executive device 2, draw executive device 3 with
Perform draw operations or the empty composite braking operation of electricity；When train breaks down into urgent traction mode, it is by center control
System 1 is switched to access train rigid line, traction, the braking instruction of train is received from train rigid line, by the system of central control system 1
Dynamic control module 12, traction control module 13 directly control braking executive device 2, traction executive device 3 performs traction, electricity mixing
Brake operating.
As shown in fig. 6, when the above-mentioned traction braking control system of the present embodiment carries out train marshalling list, in each motor-car of train
Corresponding integrated brake control module 12, traction control module 13 are performed with controlling to brake in the central control system 1 of vehicle unit
Device 2, traction executive device 3 perform traction, the empty composite braking of electricity；In the central control system 1 of each trailer vehicles unit
It is corresponding to integrate brake control module 12 to control braking executive device 2 to perform braking.Vehicle will often be saved by Train Communication Network
Traction, the information of control for brake feed back to the network control system of the vehicle with driver's control room, when Train Communication Network occurs
During network failure, central control system 1 accesses train rigid line and enters urgent traction state, control be fixed level traction,
Braking.
The present embodiment by building with brake control module 12,13 central control system 1 of traction control module simultaneously in advance
Urgent traction mode control system is formed, traction, brake control function are had concurrently by central control system 1, broken down in train
During into urgent traction mode, the network signal of multifunctional vehicle bus can be ignored, and drawn by train control cables, system
Directly controlled after dynamic instruction by central control system 1 and perform traction, braking, it is ensured that train still can under urgent traction mode
Traction, braking are accurately performed, simultaneously because between central control system 1 and brake control module 12, traction control module 13
Directly controlled by electrical connection, without controlling data relay to transmit, it is thus possible to perform the empty composite braking of electricity, give full play to electricity
Braking and air damping power, control for brake performance of the lifting train under urgent traction mode.
In the present embodiment, step 2）In specifically using fixed traction level control traction executive device 3 perform draw operations；
Step 3）In specific electric empty composite braking behaviour is performed using fixed braking level control braking executive device 2, traction executive device 3
Make, i.e., after train enters urgent traction state by train rigid line, the traction and braking of train are by central control system 1
It is controlled using fixed level.In the present embodiment, step 3）Concretely comprise the following steps：Start traction control module 13, by drawing
Control module 13 receives traction instruction, and sends corresponding traction control according to traction instruction and instruct to traction executive device 3, with
Control traction executive device 3 performs corresponding draw operations.
In the present embodiment, step 4）Concretely comprise the following steps：
4.1）Start brake control module 12, traction control module 13；
4.2）Braking instruction is received by brake control module 12, and the traction control module 13 is passed through according to braking instruction
Send electric braking control instruction and send air damping application instruction to braking to traction executive device 3 and according to braking instruction
Executive device 2, with control traction executive device 3 performs electric braking, braking executive device 2 performs air damping, it is empty mixed to complete electricity
Close braking.
In the present embodiment, step 4.2）Concretely comprise the following steps：
4.21）Braking instruction is received by brake control module 12, electric braking force, air damping power needed for calculating, by required
Electric braking force produces corresponding electric braking control instruction, required air damping power produces corresponding air damping and applies instruction；
4.22）Brake control module 12 is sent the electric braking control instruction to institute by the traction control module 12
State traction executive device 3 and air damping is directly applied into instruction and send to braking executive device 2.
As shown in fig. 7, when train is in urgent traction mode, central control system 1 is received by train rigid line and promptly led
Draw instruction, central control system 1 performs dress by fixed traction level, fixed braking level control traction executive device 3, braking
Put 2 and perform traction, braking；When receiving braking instruction, brake control module 11 passes through electricity needed for electric empty mixing control calculating
Brake force and air damping power, send electric braking by required electric braking force and instruct to traction executive device 3, required air damping power
Send air damping and apply instruction to braking executive device 2, traction executive device 3 instructed according to electric braking apply electric braking force,
Braking executive device 2 applies instruction according to air damping and applies air damping power.Required by electric empty mixed control unit calculating
After electric braking force, air damping power, braking executive device 2, the traction application brake force of executive device 3 are directly controlled, then without net
Network signal can control at the same time performs electric braking and air damping, accurate under urgent traction mode to perform the empty mixing system of electricity
It is dynamic.
In the present embodiment, step 4）Braking set-up procedure is further included, is concretely comprised the following steps：Brake control module 12 receives respectively
The traction executive device 3, the Brake feedback signal of braking executive device 2 calculate the actual braking force currently applied, according to meter
Obtained actual braking force adjusts the electric braking control instruction, air damping applies instruction.By central control system 1 and system
The real-time status fed back between dynamic executive device 2 and traction executive device 3 by electric signal line forms closed-loop control, so that
Control for brake is more accurate.As shown in fig. 7, when the present embodiment traction executive device 3 performs electric brake operation, electric braking is fed back
To central control system 1；When braking executive device 2 performs air damping operation, by brake pressure feedback to central control system
1；Control for brake adjustment unit receives electric braking feedback, brake pressure feedback and calculates actual braking force, by actual braking force system
Dynamic control instruction.Central control system 1 by electric empty mixed control unit, braking adjustment unit, with braking executive device 2, lead
Draw system 3 and form a closed-loop control system, realize the closed-loop control of braking procedure, dress is performed so as to monitor braking in real time
2, traction executive device 3 is put, while adjusts control for brake in real time so that control process is more accurate.
As shown in figure 8, when network breaks down in train, the urgent traction instruction of train triggering, central control system 1 passes through
Train rigid line receives the train control command that driver's control room is sent（Traction instruction, braking instruction）, central control system 1 receives
During to braking instruction, total braking force demand is calculated and according to the rate of rise of preset requirement control total braking force demand, by electricity
Brake priority principle and produce electricity power, finally calculate required electric braking force and air damping power, and pass through electrical command point in real time
Electric braking instruction is not directly transmitted to traction executive device 3 and braking executive device 2 and air damping applies instruction；Traction performs
After device 3 receives the electric braking instruction that central control system is sent, electric braking application is carried out according to practical capacity, and in real time by electricity
Brake feedback is to central control system 1；Braking executive device 2 receives the air damping that central control system 1 is sent and applies instruction
Afterwards, the application of air damping power, and Real-time Feedback brake pressure value are performed；Central control system 1 passes through to drawing executive device 3
The brake pressure value of electric braking force and braking executive device 2 feedback of feedback calculates actual braking force, and adjusts electric braking in real time
Instruction and air damping apply instruction.
Above-mentioned simply presently preferred embodiments of the present invention, not makees the present invention limitation in any form.It is although of the invention
It is disclosed above with preferred embodiment, but it is not limited to the present invention.Therefore, it is every without departing from technical solution of the present invention
Content, according to the technology of the present invention essence to any simple modifications, equivalents, and modifications made for any of the above embodiments, should all fall
In the range of technical solution of the present invention protection.
Claims (6)
1. a kind of urgent traction mode Train traction braking control method, it is characterised in that step includes：
1）Structure is with the brake control module that the empty composite braking of electricity is performed for controlling in advance（12）, control trailer system in lead
Draw executive device（3）Traction control module（13）Central control system（1）, and by the central control system（1）Respectively
With braking executive device in braking system（2）, the traction executive device（3）Electrical connection, and be connected with train rigid line, build
It is vertical to obtain urgent traction mode control system；
2）When network failure enters urgent traction mode in train, by the central control system（1）It is hard to access train
Line, receives traction, the braking instruction of train from the train rigid line, if wherein receiving traction instruction is transferred to execution step
3）Step 4 is performed if receiving braking instruction and being transferred to）；
3）Start the traction control module（13）, pass through the traction control module（13）Control the traction executive device
（3）Perform draw operations；
4）Start the brake control module（12）, traction control module（13）, pass through the brake control module（12）, traction
Control module（13）Control the braking executive device（2）, traction executive device（3）Perform the empty composite braking operation of electricity.
2. urgent traction mode Train traction braking control method according to claim 1, it is characterised in that the step
Rapid 2）In the traction executive device is specifically controlled using fixed traction level（3）Perform draw operations；The step 3）Middle tool
Body controls the braking executive device using fixed braking level（2）, traction executive device（3）Perform the empty composite braking behaviour of electricity
Make.
3. urgent traction mode Train traction braking control method according to claim 2, it is characterised in that the step
Rapid 3）Concretely comprise the following steps：Start the traction control module（13）, by the traction control module（13）Traction instruction is received,
And corresponding traction control is sent according to the traction instruction and is instructed to the traction executive device（3）, to control the traction
Executive device（3）Perform corresponding draw operations.
4. the urgent traction mode Train traction braking control method according to claim 1 or 2 or 3, it is characterised in that
The step 4）Concretely comprise the following steps：
4.1）Start the brake control module（12）, traction control module（13）；
4.2）By the brake control module（12）Braking instruction is received, and the traction control is passed through according to the braking instruction
Module（13）Electric braking control instruction is sent to drawing executive device（3）And air damping is sent according to the braking instruction
Apply instruction to the braking executive device（2）, to control the traction executive device（3）Perform electric braking, braking performs dress
Put（2）Air damping is performed, completes the empty composite braking of electricity.
5. urgent traction mode Train traction braking control method according to claim 4, it is characterised in that the step
Rapid 4.2）Concretely comprise the following steps：
4.21）By the brake control module（12）Receive braking instruction, electric braking force, air damping power needed for calculating, by institute
Electric braking force is needed to produce corresponding electric braking control instruction, required air damping power produces corresponding air damping and applies instruction；
4.22）The brake control module（12）Pass through the traction control module（13）The electric braking control instruction is sent
To the traction executive device（3）And the air damping is directly applied into instruction and is sent to the braking executive device
（2）.
6. the urgent traction mode Train traction braking control method according to claim 1 or 2 or 3, it is characterised in that
The step 4）Braking set-up procedure is further included, is concretely comprised the following steps：The brake control module（12）The traction is received respectively
Executive device（3）, braking executive device（2）Brake feedback signal calculate the actual braking force that currently applies, according to calculating
The actual braking force arrived adjusts electric braking control instruction, air damping applies instruction.
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| CN201510821354.7A CN105459989B (en) | 2015-11-24 | 2015-11-24 | A kind of urgent traction mode Train traction braking control method |
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| CN201510821354.7A CN105459989B (en) | 2015-11-24 | 2015-11-24 | A kind of urgent traction mode Train traction braking control method |
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| CN102874280B (en) * | 2012-09-20 | 2015-06-24 | 南车南京浦镇车辆有限公司 | Train speed limitation control method based on train network system |
| CN103625505B (en) * | 2013-12-10 | 2016-04-20 | 南车株洲电力机车有限公司 | The control method of a kind of engineering maintenance vehicle tractive force, braking force and system |
| CN104071143B (en) * | 2014-07-10 | 2016-03-16 | 南京浦镇海泰制动设备有限公司 | A kind of rail vehicle braking control unit |
| CN105172768B (en) * | 2015-08-11 | 2018-03-23 | 中国铁路总公司 | A kind of brake control method and system |
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