CN106394538A - Locomotive brake control unit and locomotive - Google Patents
Locomotive brake control unit and locomotive Download PDFInfo
- Publication number
- CN106394538A CN106394538A CN201610947764.0A CN201610947764A CN106394538A CN 106394538 A CN106394538 A CN 106394538A CN 201610947764 A CN201610947764 A CN 201610947764A CN 106394538 A CN106394538 A CN 106394538A
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- CN
- China
- Prior art keywords
- panel
- control unit
- brake control
- locomotive brake
- locomotive
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Classifications
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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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
-
- 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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a locomotive brake control unit. The locomotive brake control unit comprises a first power supply board and a second power supply board which are arranged in a redundant manner, and the first power supply board and the second power supply board are respectively connected with control boards, an EP board, an IO board and an analog board, wherein the first power supply board and the second power supply board comprise a monitoring circuit separately, the monitoring circuit of the first power supply board is used for monitoring whether the second power supply board has a fault or not, the monitoring circuit of the second power supply board is used for monitoring whether the first power supply board has a fault or not, and when the fault is monitored, the normal power supply board supplies power for the complete locomotive brake control unit. According to the locomotive brake control unit disclosed by the invention, two power supply boards are designed in the redundant manner, so that the stability and the reliability of the locomotive brake control unit are improved, and the problem that the normal operation and the traffic safety of a train are affected due to a brake system fault caused by low reliability of the locomotive brake control unit is effectively solved. The invention further discloses a locomotive with the beneficial effects.
Description
Technical field
The present invention relates to brake control art in track traffic, particularly to a kind of locomotive brake control unit and machine
Car.
Background technology
With the fast development of track transportation industry, world's railway obtains under the theme of " shipping heavy duty, passenger traffic is at a high speed "
Quick development, the fast development of the track traffic requirement to locomotive braking system is also harsher.If raising braking system
System core component, the performance and reliability of brak control unit BCU, become restriction braking technology development, improve train operation peace
Full great difficult problem.
Brak control unit BCU is used single supply plate, single CPU board, CPU board and I O board and is led to by parallel interface at present
Interrogate the method for designing communicating with EP plate, analog board by dual port RAM.There is poor reliability in the method, such as using single electricity
Source plate, the design framework of single CPU board, if power panel or CPU board fault, will result in whole brakes paralysis；CPU board and IO
Plate is communicated by parallel interface, and stitch is excessive, and backboard easily can only be occurred during life-time service using stitch very thin connector
The fault such as loose contact, stitch fracture, I/O signal is easy to lose, be easily disturbed；Complete to communicate by dual port RAM with EP plate, analog board,
And the general memory space of dual port RAM is little, limit the extension of PWM output and analog quantity channel.Cause brak control unit reliable
Property not high, the problems such as performance is low, I/O channel number is limited, capacity of resisting disturbance is strong.Have a strong impact on brakes to height
Reliability, high-intelligentization direction is developed.Therefore, how to improve the reliability of brak control unit, be that those skilled in the art need
Technical problem to be solved.
Content of the invention
It is an object of the invention to provide a kind of locomotive brake control unit and locomotive, this locomotive brake control unit has superfluous
Two block power supply plates of remaining design, improve stability and the reliability of locomotive brake control unit, effectively solving locomotive brake control
Unit reliability processed is not high and lead to braking system faults, impact train normal operation and Exploration on Train Operation Safety.
For solving above-mentioned technical problem, the present invention provides a kind of locomotive brake control unit, including：The first of redundancy setting
Power panel and second source plate, described first power panel and described second source plate respectively with panel, EP plate, I O board and mould
Intend plate to be connected；Wherein,
Described first power panel and described second source plate all include supervisory circuit, by monitor circuit monitors other side's power supply
Plate whether fault, when monitoring fault, normal power source plate is powered for whole locomotive brake control unit.
Optionally, described first power panel and described second source plate all include：The protection being sequentially connected with 110V power supply
Circuit, EMC wave filter and panel supply module.
Optionally, described panel supply module includes：DC/DC transducer and output disconnecting relay.
Optionally, described panel is arranged for hot backup redundancy the first panel and the second panel, and described first control
Making sheet and described second panel all with described EP plate, described I O board and described analog board are communicated by CAN.
Optionally, described first panel and described second panel are all using PC104 bus structures.
Optionally, described first panel and described second panel all include：MVB interface, USB interface, Ethernet connect
At least one of mouth, function button interface and digital interface tube.
Optionally, described EP plate and analog board all include instruction exception processing module, and described instruction exception processing module is used
In when being simultaneously received the control instruction of described first panel and described second panel, according to whether having life line mark
Know, if there is effectiveness mark, if the order for braking instruction carries out selecting the control instruction of execution.
Optionally, described EP plate and/or analog board all include fault diagnosis module.
The present invention provides a kind of locomotive, including the locomotive brake control unit as described in any of the above-described.
Optionally, described locomotive also includes：The display screen being connected with CAN in described locomotive brake control unit.
A kind of locomotive brake control unit provided by the present invention, including：First power panel of redundancy setting and the second electricity
Source plate, described first power panel is respectively connected with panel, EP plate, I O board and analog board with described second source plate；Wherein,
Whether described first power panel and described second source plate all include supervisory circuit, former by monitor circuit monitors other side's power panel
Barrier, when monitoring fault, normal power source plate is powered for whole locomotive brake control unit；
It can be seen that, this locomotive brake control unit has two block power supply plates of Redundancy Design, improves locomotive brake and controls list
Unit stability and reliability, effectively solving locomotive brake control unit reliability is not high and lead to braking system faults, impact
Train normal operation and Exploration on Train Operation Safety；Present invention also offers a kind of locomotive, there is above-mentioned beneficial effect, here is no longer superfluous
State.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing providing obtains other accompanying drawings.
A kind of structured flowchart of locomotive brake control unit that Fig. 1 is provided by the embodiment of the present invention；
A kind of structured flowchart of power panel that Fig. 2 is provided by the embodiment of the present invention；
The structured flowchart of another locomotive brake control unit that Fig. 3 is provided by the embodiment of the present invention.
Specific embodiment
The core of the present invention is to provide a kind of locomotive brake control unit and locomotive, and this locomotive brake control unit has superfluous
Two block power supply plates of remaining design, improve stability and the reliability of locomotive brake control unit, effectively solving locomotive brake control
Unit reliability processed is not high and lead to braking system faults, impact train normal operation and Exploration on Train Operation Safety.
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, the structured flowchart of the locomotive brake control unit that Fig. 1 is provided by the embodiment of the present invention；This locomotive
Brak control unit can include：First power panel 110 of redundancy setting and second source plate 120, described first power panel 110
Respectively it is connected with panel 200, EP plate 300, I O board 400 and analog board 500 with described second source plate 120；Wherein,
Described first power panel 110 and described second source plate 120 all include supervisory circuit, by monitor circuit monitors pair
Square power panel whether fault, when monitoring fault, normal power source plate is powered for whole locomotive brake control unit.
Specifically, the first power panel 110 and second source plate 120 be respectively provided with one be used for monitoring other side's circuit board whether therefore
The supervisory circuit of barrier.The supervisory circuit of the such as first power panel 110 is used for monitoring second source plate 120 whether fault, works as monitoring
During to fault, the first power panel 110 is powered for whole locomotive brake control unit as normal circuit plate.
Locomotive brake control unit is that to have two power panels be the first power panel 110 and second source plate 120 to BCU, two
Individual power panel can adopt dual power supply plate hot backup redundancy mechanism.Every block power supply plate be all responsible for locomotive DC 110V Power convert become DC ±
The power supplys such as 24V, DC5V, use and may be referred to Fig. 3 for panel 200 (i.e. CPU board), I O board 400, analog board 500, EP plate 300.
Two block power supply blocks are that supervisory circuit monitors mutually other side's working condition by hardware circuit, if one of power panel fault, separately
An outer block power supply plate can be switched fast powers for whole BCU, provides the output of reliable and stable power supply for whole system it is possible in time
Power panel fault message is fed back to panel 200, points out user to carry out troubleshooting in time.Improve the reliability of BCU work
And safety.
On the basis of the setting of above-mentioned dual power supply plate redundancy, the first power panel 110 and second source plate 120 all can be single
Solely setting panel supply module, thus ensureing the reliability of panel 5V power supply, that is, ensure that the steady of BCU work
Qualitative and reliability.I.e. optionally, the first power panel 110 and second source plate 120 all include：It is sequentially connected with 110V power supply
Protection circuit, EMC wave filter and panel supply module.Refer to Fig. 2.
In order to take into full account EMC Electro Magnetic Compatibility further, improve power quality and reliability.First power panel
110 and second source plate 120 all can design EMC wave filter or electromagnetic interface filter and excessively stream, surge absoption, short-circuit protection etc. is protected
Protection circuit, and corresponding DC/DC conversion and output disconnecting relay, improve the design of EMC electromagnetic interference, to digitally with simulation
Ground is isolated.For example above-mentioned panel supply module can include：DC/DC transducer and output disconnecting relay.
For example, in Fig. 2,110V power supply separates two-way and is respectively used to be converted into DC ± 24V and DC5V power supply；110V power supply
It is connected with protection circuit, protection circuit is divided into two-way, two-way is all connected with EMC wave filter or electromagnetic interface filter respectively, wherein one
Road is used for being converted into DC ± 24V power supply, and a road is used for being converted into DC5V power supply.The power supply of conversion all has DC/DC to be changed and defeated
Go out disconnecting relay.
Based on technique scheme, locomotive brake control unit provided in an embodiment of the present invention, have the two of Redundancy Design
Block power supply plate, improves stability and the reliability of locomotive brake control unit, and effectively solving locomotive brake control unit is reliable
Property not high and lead to braking system faults, impact train normal operation and Exploration on Train Operation Safety.
Based on above-described embodiment, in order to improve the reliability that locomotive brake control unit is BCU further, refer to Fig. 3,
Described panel 200 is specially the first panel 210 and second panel 220 of hot backup redundancy setting, and described first control
Plate 210 and described second panel 220 all with described EP plate 300, described I O board 400 and described analog board 500 pass through CAN
Communicated.
Specifically, the first panel 210 and the second panel 220 are all using dual control board (i.e. CPU board) hot backup redundancy machine
System, two pieces of panels monitor mutually other side's working condition by network, under normal operation, the first panel 210 and second
Panel 220 receives I O board 400, EP plate 300, analog board 500 feedback of the information, the first panel 210 and the second panel simultaneously
220 input informations being simultaneous for receiving carry out logical operation process, can be completed to other board controls with only one panel
System output, in addition one piece of panel be in heat outputting and (for example can be divided into master board and from panel master board for state
For completing to control output to other boards, it is in heat outputting for state from panel；For example using the first panel 210 as master
Panel, the second panel 220 is as from panel).If one of panel monitors another panel fault, without reason
The panel of barrier will quickly substitute Fault Control plate, complete the control output to other boards, realize the hot standby superfluous of dual control board
Remaining control it is ensured that the reliability of BCU core component panel.Further, fault message can also be carried out data and deposits by panel
Store up and display screen is sent to by network, point out user to carry out troubleshooting in time.
First panel 210 and the second panel 220 are replaced using CAN with I O board 400, EP plate 300, analog board 500
Instead of front dual port RAM communication mode, before solving the problems, such as, dual port RAM transmitted data amount is little, required distance is very short, adopts simultaneously
Connector stitch quantity can be reduced with CAN mode, improve capacity of resisting disturbance.Adopt intelligent CAN network data exchange
Instead front by dual port RAM and parallel interface mode data exchange ways.Before solution connector stitch excessively lead to meticulous,
Capacity of resisting disturbance is not strong, I/O channel limited amount, board are difficult the difficult problems such as extension, makes BCU more intelligence reliable.
Wherein, in order to improve the data processing speed of the first panel 210 and the second panel 220 it is preferred that first controls
Making sheet 210 and the second panel 220 are all using PC104 bus structures.
Specifically, the first panel 210 and the second panel 220, can in real time, quickly all using PC104 bus structures
Process brake switching value, analog quantity, network communication data and brake information based data, realize locomotive brake gear simulation
With logic control, brake condition monitoring and fault detect, diagnosis, display, alarm, data record storage, network communication, braking
The machine unit function such as test automatically.
Refer to Fig. 3, in order to improve the first panel 210 and the second panel 220 data-handling capacity, can be extended
One panel 210 and the interface of the second panel 220.I.e. described first panel 210 and described second panel 220 are all permissible
Including：At least one of MVB interface, USB interface, Ethernet interface, function button interface and digital interface tube.
Specifically, the selection of interface quantity and kind of interface can be determined according to user's actual need.Every piece of control
Plate is all designed with MVB, USB, Ethernet interface, communicates with car load for brak control unit, program debugging and on-line monitoring, number
According to download and maintenance.Function button and charactron are used for brak control unit to be safeguarded and feedback of the information.
Based on above-described embodiment, described EP plate 300 and analog board 500 all include instruction exception processing module, described instruction
Exception processing module is used for when being simultaneously received the control instruction of described first panel and described second panel, according to being
No have life line mark, if has effectiveness mark, if the order for braking instruction carries out selecting the control of execution to refer to
Order.
Specifically, EP plate 300 and analog board 500 there is encoder, to encode to CAN node serial number.EP simultaneously
Plate 300 carries out safe guiding with analog board 500 to the control instruction that panel 200 sends over, if the first panel 210
Send the abnormal conditions of control instruction with the second panel 220 simultaneously, if there being braking instruction, will be preferential with braking instruction, other
Then there is the control instruction of front that piece of panel only in response to abnormal conditions in situation.
I.e. the order of execution control instruction can be first to judge whether two control instructions all have life line and identify, one
In the case of having one not have, execution has the control instruction of life line mark；If having, continue to judge that two control instructions are
No all have effectiveness mark, one have one not have in the case of execution have effectiveness mark control instruction；If having
Then continue to judge whether two control instructions are braking instruction, if there being braking instruction, by with the order of the preferential execution of braking instruction
Carry out instruction exception process.
Based on above-described embodiment, optionally described EP plate 300 and/or analog board 500 all include fault diagnosis module.
Specifically, EP plate 300 and analog board 500 are all electrically exported feedback detection, increase EP plate 300 and analog board
500 intelligent fault diagnosis functions are fault diagnosis module, in time by CAN network, fault are fed back to CPU board, finally by number
Show with display screen according to storing, point out user security guiding, so that BCU is controlled more intelligent and safe and reliable.
Based on technique scheme, locomotive brake control unit provided in an embodiment of the present invention, provide one reliable and stable
Brand-new brak control unit be BCU, solve current BCU poor reliability, the not high impact locomotive brake safety and stablization of performance
The technical barrier of reliability.Improve EMC Electro Magnetic Compatibility and the reliability of BCU, effectively solving BCU reliability is not high and leads
Cause braking system faults, impact train normal operation and Exploration on Train Operation Safety.Pass through CAN in time by CPU board, power supply simultaneously
Plate, I O board, EP plate, analog board fault message carry out data storage and carry out man-machine interaction and safety guiding with braking display screen.
Below locomotive provided in an embodiment of the present invention is introduced, locomotive described below and above-described locomotive system
Dynamic control unit can be mutually to should refer to.
The present invention also provides a kind of locomotive, including the locomotive brake control unit as described in above-mentioned any embodiment.
Based on above-described embodiment, this locomotive can also include：It is connected with CAN in described locomotive brake control unit
Display screen.
Specifically, fault message can be carried out data storage and be sent to display screen by network by panel, point out user
Carry out troubleshooting in time.
Above locomotive brake control unit provided by the present invention and locomotive are described in detail.Used herein
Specific case is set forth to the principle of the present invention and embodiment, and the explanation of above example is only intended to help understand this
The method of invention and its core concept.It should be pointed out that for those skilled in the art, without departing from this
On the premise of bright principle, the present invention can also be carried out with some improvement and modify, these improve and modification also falls into present invention power
In the protection domain that profit requires.
Claims (10)
1. a kind of locomotive brake control unit is it is characterised in that include：First power panel of redundancy setting and second source plate,
Described first power panel is respectively connected with panel, EP plate, I O board and analog board with described second source plate；Wherein,
Described first power panel and described second source plate all include supervisory circuit, by monitor circuit monitors other side's power panel are
No fault, when monitoring fault, normal power source plate is powered for whole locomotive brake control unit.
2. locomotive brake control unit according to claim 1 is it is characterised in that described first power panel and described second
Power panel all includes：Protection circuit, EMC wave filter and the panel supply module being sequentially connected with 110V power supply.
3. locomotive brake control unit according to claim 2 is it is characterised in that described panel supply module includes：
DC/DC transducer and output disconnecting relay.
4. the locomotive brake control unit according to any one of claim 1-3 is it is characterised in that described panel is hot standby
Redundancy setting the first panel and the second panel, and described first panel and described second panel all with described EP
Plate, described I O board and described analog board are communicated by CAN.
5. locomotive brake control unit according to claim 4 is it is characterised in that described first panel and described second
Panel is all using PC104 bus structures.
6. locomotive brake control unit according to claim 5 is it is characterised in that described first panel and described second
Panel all includes：At least one of MVB interface, USB interface, Ethernet interface, function button interface and digital interface tube.
7. locomotive brake control unit according to claim 6 is it is characterised in that described EP plate and analog board all include referring to
Make exception processing module, described instruction exception processing module is simultaneously received described first panel and described second control for working as
During the control instruction of making sheet, identify according to whether having life line, if there is effectiveness mark, if suitable for braking instruction
Sequence carries out selecting the control instruction of execution.
8. locomotive brake control unit according to claim 7 is it is characterised in that described EP plate and/or analog board all wrap
Include fault diagnosis module.
9. a kind of locomotive is it is characterised in that include the locomotive brake control unit as described in claim 1-7.
10. locomotive according to claim 9 is it is characterised in that also include：With CAN in described locomotive brake control unit
The display screen that bus is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947764.0A CN106394538A (en) | 2016-11-02 | 2016-11-02 | Locomotive brake control unit and locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947764.0A CN106394538A (en) | 2016-11-02 | 2016-11-02 | Locomotive brake control unit and locomotive |
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| CN106394538A true CN106394538A (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610947764.0A Pending CN106394538A (en) | 2016-11-02 | 2016-11-02 | Locomotive brake control unit and locomotive |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109917778A (en) * | 2019-04-22 | 2019-06-21 | 中车永济电机有限公司 | High redundancy locomotive network control system |
| CN111376880A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Electromechanical brake system for railway vehicle, control method of electromechanical brake system and railway vehicle |
| CN111775978A (en) * | 2020-06-25 | 2020-10-16 | 中车永济电机有限公司 | Safety architecture for locomotive traction control unit |
| CN111874049A (en) * | 2020-08-06 | 2020-11-03 | 北京交大思诺科技股份有限公司 | Brake control system for safety computer of train control |
| CN112703138A (en) * | 2018-09-18 | 2021-04-23 | 克诺尔商用车制动***有限公司 | Brake system for vehicle |
| CN113595419A (en) * | 2021-06-17 | 2021-11-02 | 中国电力科学研究院有限公司 | Power panel of relay protection device and configuration method thereof |
| CN113844425A (en) * | 2021-10-12 | 2021-12-28 | 中车株洲电力机车有限公司 | Locomotive brake, guiding control method of single brake controller of locomotive brake and vehicle |
| CN114261381A (en) * | 2021-12-30 | 2022-04-01 | 国能铁路装备有限责任公司 | Railway wagon braking system |
| EP4144602A1 (en) * | 2021-09-03 | 2023-03-08 | Hitachi Astemo Netherlands B.V. | Brake control unit, brake control system, vehicle control system, and vehicle comprising the brake control system |
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| EP4144602A1 (en) * | 2021-09-03 | 2023-03-08 | Hitachi Astemo Netherlands B.V. | Brake control unit, brake control system, vehicle control system, and vehicle comprising the brake control system |
| CN113844425A (en) * | 2021-10-12 | 2021-12-28 | 中车株洲电力机车有限公司 | Locomotive brake, guiding control method of single brake controller of locomotive brake and vehicle |
| CN114261381A (en) * | 2021-12-30 | 2022-04-01 | 国能铁路装备有限责任公司 | Railway wagon braking system |
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