CN105620497B - Electric locomotive traction control unit - Google Patents
Electric locomotive traction control unit Download PDFInfo
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- CN105620497B CN105620497B CN201410713208.8A CN201410713208A CN105620497B CN 105620497 B CN105620497 B CN 105620497B CN 201410713208 A CN201410713208 A CN 201410713208A CN 105620497 B CN105620497 B CN 105620497B
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- circuit board
- ethernet
- control unit
- traction control
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Abstract
The present invention provides a kind of electric locomotive traction control unit, including Ethernet switch board, and at least one sub-circuit board, Ethernet switch board are connected with each sub-circuit board card by the backboard industry ethernet in cabinet；An Ethernet interface is provided with Ethernet switch board, Ethernet switch board includes microcontroller, and MCU receives control instruction by Ethernet interface, and each sub-circuit board card is controlled according to control instruction.Set in traction control unit with the Ethernet switch board for exchanging control function, it enters row bus by the backboard industry ethernet in cabinet with all sub-circuit board cards and is connected, without peripheral hardware Ethernet switch, so as to greatly reduce cost and save space-consuming；In addition, can only be realized by control of the Ethernet switch board to each sub-circuit board by the Ethernet interface set on Ethernet switch board, realize simple and convenient.
Description
Technical field
The present invention relates to power vehicle technical field, more particularly to a kind of electric locomotive traction control unit.
Background technology
With developing rapidly for traffic transport industry, electric locomotive needs also to be continuously increased.Traction control unit conduct
The core component of electric locomotive electric drive system, it is realized to rectifier, traction inversion by microcontroller and interlock circuit
The control of device etc., and can realize and each sub-circuit progress single-point download program, the fault message in traction telex system are downloaded,
The functions such as single-point maintenance.
At present, a kind of method of the more ripe above-mentioned function of realizing traction control unit is electric locomotive traction control
Each sub-circuit board card of unit is connected to traction control unit by Ethernet interfaces such as each self-corresponding RJ45 or M12 respectively
On outside Ethernet switch, it can be realized to each sub-circuit board card in traction control unit by Ethernet switch
The functional requirements such as single-point program and fault message download, Single Point of Faliure information and procedural information storage, single-point maintenance.
In such scheme, Ethernet switch is placed in outside traction control unit, installed in a certain position of converter cabinet.
Each sub-circuit board clamp card of traction control unit is required for being connected to traction control with interfaces such as each self-corresponding RJ45 or M12
On Ethernet switch outside unit, in practical application, specific peace of the Ethernet switch in converter cabinet is not only considered
Holding position, it is also contemplated that the wiring in converter cabinet, not only adds equipment cost, also occupy larger locus, wiring is multiple
It is miscellaneous, inconvenient for use.
The content of the invention
For above-mentioned problem, the present invention provides a kind of electric locomotive traction control unit, to overcome existing incite somebody to action
Each sub-circuit board card is connected to the technical scheme on the Ethernet switch of outside by each self-corresponding Ethernet interface
Resulted in wiring is complicated, cost is high, and it is inconvenient for use the defects of.
The invention provides a kind of electric locomotive traction control unit, the traction control unit is installed on traction control list
In first cabinet, the traction control unit includes：
Ethernet switch board, and at least one sub-circuit board, the Ethernet switch board and the son
Circuit-board card is connected by the backboard industry ethernet in the cabinet；
An Ethernet interface is provided with the Ethernet switch board, the Ethernet switch board includes
Microcontroller, the MCU receive control instruction by the Ethernet interface, and according to the control instruction to the son
Circuit-board card is controlled.
Further, there is programmable chip in each sub-circuit board at least one sub-circuit board,
Each programmable chip is provided with chip address in advance.
Specifically, the control instruction include download program instruction, described program download instruction include with it is described each
Program to be downloaded corresponding to sub-circuit board difference；
The MCU is specifically used for after described program download instruction is received by the Ethernet interface, according to parsing
Chip address corresponding to obtained each program to be downloaded, will each download program to be downloaded sub-circuit corresponding to
In board.
Specifically, the control instruction also includes debugging instruction, and the debugging instruction includes sub-circuit board to be debugged
In programmable chip chip address；
The MCU is specifically used for after the debugging instruction is received by the Ethernet interface, is obtained according to parsing
The sub-circuit board to be debugged in programmable chip chip address, the sub-circuit board card to be debugged is debugged
Control.
Further, central processor CPU, Ethernet chip and storage are also included in the Ethernet switch board
Device；
The CPU is connected with the Ethernet chip and the memory respectively, and the Ethernet chip connects with the MCU
Connect；
The MCU is additionally operable to receive the operation information of each sub-circuit board, and the operation information is passed through into institute
State Ethernet chip and be sent to the CPU；
The CPU is used to the operation information being stored in the memory, wherein, the operation information includes operation
Fault message.
Further, the multiple network transformers being connected with the MCU are also included in the traction control unit；
The MCU is connected by the first network transformer in the multiple network transformer with the Ethernet interface；
The MCU is connected by the second network transformer in the multiple network transformer with the Ethernet chip；
The MCU passes through network transformation corresponding with each sub-circuit board respectively in the multiple network transformer
Device is corresponding with each sub-circuit board to be connected.
Further, the network transformation being connected with the programmable chip of itself is also included in each sub-circuit board
Device.
Specifically, the Ethernet interface is included such as any of lower interface：
RJ45 interfaces, M12 interfaces.
Specifically, the sub-circuit board includes at least one of following board：
CPU board card, signal board, data signal input and output DI/DO boards.
Electric locomotive traction control unit provided by the invention, including Ethernet switch board, and at least one son
Circuit-board card, the Ethernet switch board and the sub-circuit board card are connected by the backboard industry ethernet in the cabinet
Connect；An Ethernet interface is provided with the Ethernet switch board, the Ethernet switch board includes micro-control
Device MCU processed, the MCU receive control instruction by the Ethernet interface, and according to the control instruction to the sub-circuit
Board is controlled.By setting the Ethernet switch board with exchange control function in traction control unit, and make
Obtain all sub-circuit boards included in traction control unit and the Ethernet switch board passes through the backboard ether in cabinet
Network bus enters row bus connection, without peripheral hardware Ethernet switch, so as to greatly reduce cost and save space-consuming；
In addition, pass through all plates in the Ethernet interface set on Ethernet switch board, and connection traction control unit
The backboard industry ethernet of card can pass through control of the Ethernet switch board to each sub-circuit board to realize, realize letter
Folk prescription is just.
Brief description of the drawings
Fig. 1 is the structural representation of electric locomotive traction control unit embodiment one of the present invention；
Fig. 2 is the schematic block diagram that core bus of the present invention connects embodiment；
Fig. 3 is the structural representation of electric locomotive traction control unit embodiment two of the present invention.
Embodiment
Fig. 1 is the structural representation of electric locomotive traction control unit embodiment one of the present invention, as shown in figure 1, the installation
Electric locomotive traction control unit in traction control unit cabinet includes：
Ethernet switch board 1, and at least one sub-circuit board.
For example, the sub-circuit board includes at least one of following board：CPU board card 2, signal board 3, number
Word signal input and output DI/DO boards 4.It is understood that above-mentioned several sub-circuit boards are merely illustrative of, it is not limited to
Sub-circuit board included in the citing.
The Ethernet switch board 1 and the sub-circuit board such as CPU board card 2, signal board 3, DI/DO boards
4 are connected by the backboard industry ethernet in the cabinet.As shown in Figure 2 schematic of the connected mode of backboard industry ethernet
Explanation.
What deserves to be explained is the Ethernet switch board 1 set in traction control unit has and Ethernet exchanging
The suitable function of machine, it is possible to achieve data exchange, be controlled to each sub-circuit board card included in traction control unit, data
The functions such as storage.Ethernet switch board 1 and each sub-circuit board are respectively welded on cabinet motherboard.
In order to realize the control to each sub-circuit board in traction control unit, on the Ethernet switch board 1
An Ethernet interface 11 is provided with, the Ethernet switch board 1 includes microcontroller 12, and the MCU 12 is logical
Cross the Ethernet interface 11 and receive control instruction, and the sub-circuit board card is controlled according to the control instruction.
Wherein, the Ethernet interface 11 is included such as any of lower interface：RJ45 interfaces, M12 interfaces.
Individually below to carry out single-point download program to each sub-circuit board card by Ethernet switch board 1, single-point is tieed up
It is described in detail exemplified by shield.Wherein, so-called single-point can simply be interpreted as the control respectively to each sub-circuit board.
First, what deserves to be explained is, in the present embodiment, MCU 12 in Ethernet switch board 1 in advance can be with for it
Each sub-circuit board card of control carries out the coding of chip address, i.e., has programmable chip, MCU in each sub-circuit board
The programmable chip of 12 pairs of each sub-circuit boards carries out the definition of chip address, so as to realize to each sub-circuit board
Addressing.
For example, the programmable chip in CPU board card 2 be DSP, the programmable chip of signal board 3 be FPGA, DI/
The programmable chip of DO boards 4 is ARM, and DSP, FPGA and the ARM have been preconfigured chip address.
By taking single-point download program as an example.Now, the control instruction that MCU 12 is received by Ethernet interface 11 is under program
Instruction is carried, described program download instruction includes program bag to be downloaded corresponding with each sub-circuit board difference.Specifically
For, include the program to be downloaded to CPU board card 2, signal board 3 and DI/DO boards 4 in the bag that downloads, by these
Program is packaged into a program bag, will also comprising each program in the program bag in addition to comprising above-mentioned each contents of program
The chip address information of programmable chip in the sub-circuit board being downloaded to.
So as to which after download program instruction is received by the Ethernet interface 11, parsing obtains each MCU 12
Program to be downloaded, and chip address corresponding to each program to be downloaded, and then each program to be downloaded obtained according to parsing
Corresponding chip address, by each download program to be downloaded into corresponding sub-circuit board.
Exemplified by being primarily related to single-point debugging process during single-point is safeguarded.Now, MCU 12 passes through Ethernet interface 11
The control instruction of reception is debugging instruction, and the debugging instruction includes the core of the programmable chip in sub-circuit board to be debugged
Piece address.Assuming that the debugging instruction is to indicate to carry out parameter configuration to CPU board card 2, signal board 3 and DI/DO boards 4 respectively,
So as to also include parameter configuration corresponding with CPU board card 2, signal board 3 and DI/DO boards 4 difference in the debugging instruction.
Now, MCU 12 is obtained each after the debugging instruction is received by the Ethernet interface 11 according to parsing
The chip address of programmable chip in individual sub-circuit board to be debugged, debugging control is carried out to each sub-circuit board card to be debugged
System, i.e., carry out the configuration according to parameter configuration respectively.
In the present embodiment, by being set in traction control unit with the Ethernet switch plate for exchanging control function
Card, and all sub-circuit boards for include in traction control unit pass through the back of the body in cabinet with the Ethernet switch board
Plate industry ethernet enters row bus connection, without peripheral hardware Ethernet switch, is accounted for so as to greatly reduce cost and save
Use space；In addition, by the Ethernet interface set on Ethernet switch board, and connection traction control unit
The backboard industry ethernet of all boards can pass through control of the Ethernet switch board to each sub-circuit board to realize,
Realize simple and convenient.
Fig. 3 is the structural representation of electric locomotive traction control unit embodiment two of the present invention, as shown in figure 3, in Fig. 1 institutes
On the basis of showing embodiment, in the Ethernet switch board 1 also include central processor CPU 13, Ethernet chip 14 with
And memory 15；
The CPU 13 is connected with the Ethernet chip 14 and the memory 15 respectively, the Ethernet chip 14 with
The MCU 12 is connected.
, should exemplified by caused operation information stores in each sub-circuit board running in the present embodiment
Central processor CPU 13, Ethernet chip 14 and memory 15 are additionally provided with Ethernet switch board 1.Wherein, deposit
Reservoir 15 can include high-capacity FLASH as shown in Figure 3, and the RAM extended out.
Specifically, MCU 12 is additionally operable to receive the operation information of such as CPU board card 2, signal board 3 and DI/DO boards 4,
And the operation information of CPU board card 2, signal board 3 and DI/DO boards 4 is sent respectively to institute by the Ethernet chip 14
State CPU13 so that these operation informations are stored in the memory 15 by CPU 13.Wherein, the operation information includes fortune
Row fault message, to realize the storage of the operation troubles information to each sub-circuit board.
Further, the multiple network transformers being connected with the MCU 12 are also included in the traction control unit, such as
Shown in Fig. 3.
Specifically, MCU 12 passes through the network transformer a in the multiple network transformer and the Ethernet interface 11
Connection；
MCU 12 is connected by the network transformer b in the multiple network transformer with the Ethernet chip 14；
MCU 12 passes through network transformer ratio corresponding with each sub-circuit board respectively in the multiple network transformer
Such as network transformer c, network transformer d, network transformer e connections corresponding with each sub-circuit board.
Accordingly, the network transformer being connected with the programmable chip of itself is also included in each sub-circuit board, such as
CPU board card 2, signal board 3 and DI/DO boards 4 respectively with network transformer f, network transformer g, network transformer h is corresponding connects
Connect.
Above-mentioned multiple network transformers include as the isolating transformer connected between different chips, device, its effect：Increase
Strong signal, make its transmission range farther, for example the control signal received from Ethernet interface 11 is strengthened；Make die terminals with
Outside isolation, antijamming capability greatly enhance；When being connected to the network interface of varying level, device each other will not be impacted.Than
, will to the difference of signal level according to different sub-circuit boards if MCU to each different sub-circuit board card when being controlled
Ask, with different sub-circuit boards corresponding to network transformer corresponding signal level is adaptively made into corresponding change, with protect
The device for protecting each sub-circuit board and Ethernet switch board is safe and reliable.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of electric locomotive traction control unit, the traction control unit is installed in traction control unit cabinet, and it is special
Sign is that the traction control unit includes：
Ethernet switch board, and at least one sub-circuit board, the Ethernet switch board and the sub-circuit
Board is connected by the backboard industry ethernet in the cabinet；
An Ethernet interface is provided with the Ethernet switch board, the Ethernet switch board includes micro-control
Device MCU processed, the MCU receive control instruction by the Ethernet interface, and according to the control instruction to the sub-circuit
Board is controlled；
The control instruction instructs including download program, and described program download instruction includes and each sub-circuit board point
Not corresponding program to be downloaded；
The MCU is specifically used for after described program download instruction is received by the Ethernet interface, is obtained according to parsing
Each program to be downloaded corresponding to chip address, will each download program to be downloaded to corresponding sub-circuit board
In；
The Ethernet switch board and the sub-circuit board are respectively welded on the motherboard of the cabinet.
2. traction control unit according to claim 1, it is characterised in that every at least one sub-circuit board
All there is programmable chip, each programmable chip is provided with chip address in advance in individual sub- circuit-board card.
3. traction control unit according to claim 2, it is characterised in that the control instruction also includes debugging instruction,
The debugging instruction includes the chip address of the programmable chip in sub-circuit board to be debugged；
The MCU is specifically used for after the debugging instruction is received by the Ethernet interface, the institute obtained according to parsing
The chip address of the programmable chip in sub-circuit board to be debugged is stated, debugging control is carried out to the sub-circuit board card to be debugged
System.
4. traction control unit according to claim 2, it is characterised in that also include in the Ethernet switch board
Central processor CPU, Ethernet chip and memory；
The CPU is connected with the Ethernet chip and the memory respectively, and the Ethernet chip is connected with the MCU；
The MCU is additionally operable to receive the operation information of each sub-circuit board, and by the operation information by it is described with
Too web-roll core piece is sent to the CPU；
The CPU is used to the operation information being stored in the memory, wherein, the operation information includes operation troubles
Information.
5. traction control unit according to claim 4, it is characterised in that also include and institute in the traction control unit
State multiple network transformers of MCU connections；
The MCU is connected by the first network transformer in the multiple network transformer with the Ethernet interface；
The MCU is connected by the second network transformer in the multiple network transformer with the Ethernet chip；
The MCU by the multiple network transformer respectively network transformer corresponding with each sub-circuit board with
Each sub-circuit board is corresponding to be connected.
6. traction control unit according to any one of claim 1 to 5, it is characterised in that each sub-circuit board
Also include the network transformer being connected with the programmable chip of itself in card.
7. traction control unit according to any one of claim 1 to 5, it is characterised in that the Ethernet interface bag
Include such as any of lower interface：
RJ45 interfaces, M12 interfaces.
8. traction control unit according to any one of claim 1 to 5, it is characterised in that the sub-circuit board bag
Include at least one of following board：
CPU board card, signal board, data signal input and output DI/DO boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713208.8A CN105620497B (en) | 2014-11-28 | 2014-11-28 | Electric locomotive traction control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713208.8A CN105620497B (en) | 2014-11-28 | 2014-11-28 | Electric locomotive traction control unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105620497A CN105620497A (en) | 2016-06-01 |
| CN105620497B true CN105620497B (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410713208.8A Active CN105620497B (en) | 2014-11-28 | 2014-11-28 | Electric locomotive traction control unit |
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| CN (1) | CN105620497B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181861A (en) * | 2018-03-19 | 2018-06-19 | 浙江国自机器人技术有限公司 | A kind of control system |
| CN110658758A (en) * | 2019-09-23 | 2020-01-07 | 北京中科晶上科技股份有限公司 | Control method and control system |
| CN112298280B (en) * | 2020-10-20 | 2022-12-23 | 中车青岛四方机车车辆股份有限公司 | Locomotive reconnection method and system and locomotive |
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| FR2880237A1 (en) * | 2004-12-28 | 2006-06-30 | Alstom Transport Sa | Electric box fixing device for e.g. locomotive, has upper and lower plates with perforations including preset and distributed hooking points for suspension straps and bands in order to fix subsequently cables along determined path |
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| CN201186619Y (en) * | 2008-04-08 | 2009-01-28 | 北京交通大学 | Traction power supply equipment based on PWM rectifier |
| CN102419559A (en) * | 2011-11-15 | 2012-04-18 | 北京千驷驭电气有限公司 | Train traction control system |
| CN204323342U (en) * | 2014-11-28 | 2015-05-13 | 北车大连电力牵引研发中心有限公司 | Electric locomotive traction control unit |
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- 2014-11-28 CN CN201410713208.8A patent/CN105620497B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2880237A1 (en) * | 2004-12-28 | 2006-06-30 | Alstom Transport Sa | Electric box fixing device for e.g. locomotive, has upper and lower plates with perforations including preset and distributed hooking points for suspension straps and bands in order to fix subsequently cables along determined path |
| CN1987705A (en) * | 2006-12-30 | 2007-06-27 | 中国科学院电工研究所 | Real time multiple task distributive control system based on VME bus |
| CN101141421A (en) * | 2007-09-27 | 2008-03-12 | 苏州工业园区新大诚科技发展有限公司 | Ethernet interface converter |
| CN201186619Y (en) * | 2008-04-08 | 2009-01-28 | 北京交通大学 | Traction power supply equipment based on PWM rectifier |
| CN102419559A (en) * | 2011-11-15 | 2012-04-18 | 北京千驷驭电气有限公司 | Train traction control system |
| CN204323342U (en) * | 2014-11-28 | 2015-05-13 | 北车大连电力牵引研发中心有限公司 | Electric locomotive traction control unit |
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| CN105620497A (en) | 2016-06-01 |
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